libpappsomspp
Library for mass spectrometry
pappso::BasePlotWidget Class Reference

#include <baseplotwidget.h>

Inheritance diagram for pappso::BasePlotWidget:
pappso::BaseColorMapPlotWidget pappso::BaseTracePlotWidget pappso::DriftSpecMassSpecColorMapPlotWidget pappso::TicXicChromDriftSpecColorMapPlotWidget pappso::TicXicChromMassSpecColorMapPlotWidget pappso::DriftSpecTracePlotWidget pappso::MassSpecTracePlotWidget pappso::TicXicChromTracePlotWidget

Signals

void setFocusSignal ()
 
void lastCursorHoveredPointSignal (const QPointF &pointf)
 
void plotRangesChangedSignal (const BasePlotContext &context)
 
void xAxisMeasurementSignal (const BasePlotContext &context, bool with_delta)
 
void keyPressEventSignal (const BasePlotContext &context)
 
void keyReleaseEventSignal (const BasePlotContext &context)
 
void mouseReleaseEventSignal (const BasePlotContext &context)
 
void mouseWheelEventSignal (const BasePlotContext &context)
 
void plottableSelectionChangedSignal (QCPAbstractPlottable *plottable_p, bool selected)
 
void integrationRequestedSignal (const BasePlotContext &context)
 
void plottableDestructionRequestedSignal (BasePlotWidget *base_plot_widget_p, QCPAbstractPlottable *plottable_p, const BasePlotContext &context)
 

Public Member Functions

 BasePlotWidget (QWidget *parent)
 
 BasePlotWidget (QWidget *parent, const QString &x_axis_label, const QString &y_axis_label)
 
virtual ~BasePlotWidget ()
 Destruct this BasePlotWidget instance. More...
 
virtual bool setupWidget ()
 
virtual void setPen (const QPen &pen)
 
virtual const QPen & getPen () const
 
virtual void setPlottingColor (QCPAbstractPlottable *plottable_p, const QColor &new_color)
 
virtual void setPlottingColor (int index, const QColor &new_color)
 
virtual QColor getPlottingColor (QCPAbstractPlottable *plottable_p) const
 
virtual QColor getPlottingColor (int index=0) const
 
virtual void setAxisLabelX (const QString &label)
 
virtual void setAxisLabelY (const QString &label)
 
virtual void resetAxesRangeHistory ()
 
virtual void updateAxesRangeHistory ()
 Create new axis range history items and append them to the history. More...
 
virtual void restorePreviousAxesRangeHistory ()
 Go up one history element in the axis history. More...
 
virtual void restoreAxesRangeHistory (std::size_t index)
 Get the axis histories at index index and update the plot ranges. More...
 
virtual void keyPressEvent (QKeyEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void keyReleaseEvent (QKeyEvent *event)
 Handle specific key codes and trigger respective actions. More...
 
virtual void spaceKeyReleaseEvent (QKeyEvent *event)
 
virtual void directionKeyPressEvent (QKeyEvent *event)
 
virtual void directionKeyReleaseEvent (QKeyEvent *event)
 
virtual void mousePseudoButtonKeyPressEvent (QKeyEvent *event)
 
virtual void mousePseudoButtonKeyReleaseEvent (QKeyEvent *event)
 
virtual void mousePressHandler (QMouseEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void mouseReleaseHandler (QMouseEvent *event)
 
virtual void mouseReleaseHandlerLeftButton ()
 
virtual void mouseReleaseHandlerRightButton ()
 
virtual void mouseWheelHandler (QWheelEvent *event)
 
virtual void mouseMoveHandler (QMouseEvent *event)
 KEYBOARD-related EVENTS. More...
 
virtual void mouseMoveHandlerNotDraggingCursor ()
 
virtual void mouseMoveHandlerDraggingCursor ()
 
virtual void mouseMoveHandlerLeftButtonDraggingCursor ()
 
virtual void mouseMoveHandlerRightButtonDraggingCursor ()
 
virtual void axisDoubleClickHandler (QCPAxis *axis, QCPAxis::SelectablePart part, QMouseEvent *event)
 
bool isClickOntoXAxis (const QPointF &mousePoint)
 
bool isClickOntoYAxis (const QPointF &mousePoint)
 
int dragDirection ()
 MOUSE-related EVENTS. More...
 
virtual void moveMouseCursorGraphCoordToGlobal (QPointF plot_coordinates)
 
virtual void moveMouseCursorPixelCoordToGlobal (QPointF local_coordinates)
 
virtual void horizontalMoveMouseCursorCountPixels (int pixel_count)
 
virtual QPointF horizontalGetGraphCoordNewPointCountPixels (int pixel_count)
 
virtual void verticalMoveMouseCursorCountPixels (int pixel_count)
 
virtual QPointF verticalGetGraphCoordNewPointCountPixels (int pixel_count)
 
virtual QCPRange getRangeX (bool &found_range, int index) const
 MOUSE MOVEMENTS mouse/keyboard-triggered. More...
 
virtual QCPRange getRangeY (bool &found_range, int index) const
 
QCPRange getRange (Axis axis, RangeType range_type, bool &found_range) const
 
virtual QCPRange getInnermostRangeX (bool &found_range) const
 
virtual QCPRange getOutermostRangeX (bool &found_range) const
 
virtual QCPRange getInnermostRangeY (bool &found_range) const
 
virtual QCPRange getOutermostRangeY (bool &found_range) const
 
void yMinMaxOnXAxisCurrentRange (double &min, double &max, QCPAbstractPlottable *plottable_p=nullptr)
 
void yMinMaxOnXAxisCurrentRange (double &min, double &max, int index)
 
virtual void axisRescale ()
 RANGE-related functions. More...
 
virtual void axisReframe ()
 
virtual void axisZoom ()
 
virtual void axisPan ()
 
virtual void replotWithAxesRanges (QCPRange xAxisRange, QCPRange yAxisRange, Axis axis)
 
virtual void replotWithAxisRangeX (double lower, double upper)
 
virtual void replotWithAxisRangeY (double lower, double upper)
 
virtual void hideAllPlotItems ()
 PLOTTING / REPLOTTING functions. More...
 
virtual void showTracers ()
 Show the traces (vertical and horizontal). More...
 
virtual void hideTracers ()
 Hide the traces (vertical and horizontal). More...
 
virtual void drawXDeltaFeatures ()
 
virtual void drawYDeltaFeatures ()
 
virtual void calculateDragDeltas ()
 
virtual bool isVerticalDisplacementAboveThreshold ()
 
virtual void drawSelectionRectangleAndPrepareZoom (bool as_line_segment=false, bool for_integration=false)
 
virtual void updateSelectionRectangle (bool as_line_segment=false, bool for_integration=false)
 
virtual void resetSelectionRectangle ()
 
virtual void hideSelectionRectangle (bool reset_values=false)
 
virtual bool isSelectionRectangleVisible ()
 
virtual PolygonType whatIsVisibleOfTheSelectionRectangle ()
 
virtual void setFocus ()
 PLOT ITEMS : TRACER TEXT ITEMS... More...
 
virtual void redrawPlotBackground (QWidget *focusedPlotWidget)
 Redraw the background of the focusedPlotWidget plot widget. More...
 
virtual void updateContextXandYAxisRanges ()
 
virtual const BasePlotContextgetContext () const
 

Protected Member Functions

virtual void createAllAncillaryItems ()
 
virtual void update1DSelectionRectangle (bool for_integration=false)
 
virtual void update2DSelectionRectangleSquare (bool for_integration=false)
 
virtual void update2DSelectionRectangleSkewed (bool for_integration=false)
 
virtual QString allLayerNamesToString () const
 
virtual QString layerableLayerName (QCPLayerable *layerable_p) const
 
virtual int layerableLayerIndex (QCPLayerable *layerable_p) const
 

Protected Attributes

QString m_name = "NOT_SET"
 Name of the plot widget. More...
 
QString m_desc = "NOT_SET"
 Description of the plot widget. More...
 
QString m_fileName
 The name of the data file from which the mass data were read. More...
 
QString m_axisLabelX
 
QString m_axisLabelY
 
BasePlotContext m_context
 
int m_leftMousePseudoButtonKey = Qt::Key_Less
 
int m_rightMousePseudoButtonKey = Qt::Key_Greater
 
QCPItemLine * mp_selectionRectangeLine1 = nullptr
 Rectangle defining the borders of zoomed-in/out data. More...
 
QCPItemLine * mp_selectionRectangeLine2 = nullptr
 
QCPItemLine * mp_selectionRectangeLine3 = nullptr
 
QCPItemLine * mp_selectionRectangeLine4 = nullptr
 
QCPItemText * mp_xDeltaTextItem = nullptr
 Text describing the x-axis delta value during a drag operation. More...
 
QCPItemText * mp_yDeltaTextItem = nullptr
 
bool m_shouldTracersBeVisible = true
 Tells if the tracers should be visible. More...
 
QCPItemLine * mp_hPosTracerItem = nullptr
 Horizontal position tracer. More...
 
QCPItemLine * mp_vPosTracerItem = nullptr
 Vertical position tracer. More...
 
QCPItemLine * mp_vStartTracerItem = nullptr
 Vertical selection start tracer (typically in green). More...
 
QCPItemLine * mp_vEndTracerItem = nullptr
 Vertical selection end tracer (typically in red). More...
 
std::size_t m_lastAxisRangeHistoryIndex = 0
 Index of the last axis range history item. More...
 
std::vector< QCPRange * > m_xAxisRangeHistory
 List of x axis ranges occurring during the panning zooming actions. More...
 
std::vector< QCPRange * > m_yAxisRangeHistory
 List of y axis ranges occurring during the panning zooming actions. More...
 
int m_mouseMoveHandlerSkipAmount = 10
 How many mouse move events must be skipped *‍/. More...
 
int m_mouseMoveHandlerSkipCount = 0
 Counter to handle the "fat data" mouse move event handling. More...
 
QColor m_unfocusedColor = QColor("lightgray")
 Color used for the background of unfocused plot. More...
 
QBrush m_unfocusedBrush = QBrush(m_unfocusedColor)
 Color used for the background of unfocused plot. More...
 
QColor m_focusedColor = QColor(Qt::transparent)
 Color used for the background of focused plot. More...
 
QBrush m_focusedBrush = QBrush(m_focusedColor)
 Color used for the background of focused plot. More...
 
QPen m_pen
 Pen used to draw the graph and textual elements in the plot widget. More...
 

Detailed Description

Definition at line 66 of file baseplotwidget.h.

Constructor & Destructor Documentation

◆ BasePlotWidget() [1/2]

pappso::BasePlotWidget::BasePlotWidget ( QWidget *  parent)
explicit

Definition at line 49 of file baseplotwidget.cpp.

49 : QCustomPlot(parent)
50{
51 if(parent == nullptr)
52 qFatal("Programming error.");
53
54 // Default settings for the pen used to graph the data.
55 m_pen.setStyle(Qt::SolidLine);
56 m_pen.setBrush(Qt::black);
57 m_pen.setWidth(1);
58
59 // qDebug() << "Created new BasePlotWidget with" << layerCount()
60 //<< "layers before setting up widget.";
61 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
62
63 // As of today 20210313, the QCustomPlot is created with the following 6
64 // layers:
65 //
66 // All layers' name:
67 //
68 // Layer index 0 name: background
69 // Layer index 1 name: grid
70 // Layer index 2 name: main
71 // Layer index 3 name: axes
72 // Layer index 4 name: legend
73 // Layer index 5 name: overlay
74
75 if(!setupWidget())
76 qFatal("Programming error.");
77
78 // Do not call createAllAncillaryItems() in this base class because all the
79 // items will have been created *before* the addition of plots and then the
80 // rendering order will hide them to the viewer, since the rendering order is
81 // according to the order in which the items have been created.
82 //
83 // The fact that the ancillary items are created before trace plots is not a
84 // problem because the trace plots are sparse and do not effectively hide the
85 // data.
86 //
87 // But, in the color map plot widgets, we cannot afford to create the
88 // ancillary items *before* the plot itself because then, the rendering of the
89 // plot (created after) would screen off the ancillary items (created before).
90 //
91 // So, the createAllAncillaryItems() function needs to be called in the
92 // derived classes at the most appropriate moment in the setting up of the
93 // widget.
94 //
95 // All this is only a workaround of a bug in QCustomPlot. See
96 // https://www.qcustomplot.com/index.php/support/forum/2283.
97 //
98 // I initially wanted to have a plots layer on top of the default background
99 // layer and a items layer on top of it. But that setting prevented the
100 // selection of graphs.
101
102 // qDebug() << "Created new BasePlotWidget with" << layerCount()
103 //<< "layers after setting up widget.";
104 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
105
106 show();
107}
virtual bool setupWidget()
QPen m_pen
Pen used to draw the graph and textual elements in the plot widget.

References m_pen, and setupWidget().

◆ BasePlotWidget() [2/2]

pappso::BasePlotWidget::BasePlotWidget ( QWidget *  parent,
const QString &  x_axis_label,
const QString &  y_axis_label 
)
explicit

Definition at line 110 of file baseplotwidget.cpp.

113 : QCustomPlot(parent), m_axisLabelX(x_axis_label), m_axisLabelY(y_axis_label)
114{
115 // qDebug();
116
117 if(parent == nullptr)
118 qFatal("Programming error.");
119
120 // Default settings for the pen used to graph the data.
121 m_pen.setStyle(Qt::SolidLine);
122 m_pen.setBrush(Qt::black);
123 m_pen.setWidth(1);
124
125 xAxis->setLabel(x_axis_label);
126 yAxis->setLabel(y_axis_label);
127
128 // qDebug() << "Created new BasePlotWidget with" << layerCount()
129 //<< "layers before setting up widget.";
130 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
131
132 // As of today 20210313, the QCustomPlot is created with the following 6
133 // layers:
134 //
135 // All layers' name:
136 //
137 // Layer index 0 name: background
138 // Layer index 1 name: grid
139 // Layer index 2 name: main
140 // Layer index 3 name: axes
141 // Layer index 4 name: legend
142 // Layer index 5 name: overlay
143
144 if(!setupWidget())
145 qFatal("Programming error.");
146
147 // qDebug() << "Created new BasePlotWidget with" << layerCount()
148 //<< "layers after setting up widget.";
149 // qDebug().noquote() << "All layer names:\n" << allLayerNamesToString();
150
151 show();
152}

References m_pen, and setupWidget().

◆ ~BasePlotWidget()

pappso::BasePlotWidget::~BasePlotWidget ( )
virtual

Destruct this BasePlotWidget instance.

The destruction involves clearing the history, deleting all the axis range history items for x and y axes.

Definition at line 162 of file baseplotwidget.cpp.

163{
164 // qDebug() << "In the destructor of plot widget:" << this;
165
166 m_xAxisRangeHistory.clear();
167 m_yAxisRangeHistory.clear();
168
169 // Note that the QCustomPlot xxxItem objects are allocated with (this) which
170 // means their destruction is automatically handled upon *this' destruction.
171}
std::vector< QCPRange * > m_yAxisRangeHistory
List of y axis ranges occurring during the panning zooming actions.
std::vector< QCPRange * > m_xAxisRangeHistory
List of x axis ranges occurring during the panning zooming actions.

References m_xAxisRangeHistory, and m_yAxisRangeHistory.

Member Function Documentation

◆ allLayerNamesToString()

QString pappso::BasePlotWidget::allLayerNamesToString ( ) const
protectedvirtual

Definition at line 175 of file baseplotwidget.cpp.

176{
177
178 QString text;
179
180 for(int iter = 0; iter < layerCount(); ++iter)
181 {
182 text +=
183 QString("Layer index %1: %2\n").arg(iter).arg(layer(iter)->name());
184 }
185
186 return text;
187}

◆ axisDoubleClickHandler()

void pappso::BasePlotWidget::axisDoubleClickHandler ( QCPAxis *  axis,
QCPAxis::SelectablePart  part,
QMouseEvent *  event 
)
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 1667 of file baseplotwidget.cpp.

1671{
1672 // qDebug();
1673
1674 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
1675
1676 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1677 {
1678 // qDebug();
1679
1680 // If the Ctrl modifiers is active, then both axes are to be reset. Also
1681 // the histories are reset also.
1682
1683 rescaleAxes();
1685 }
1686 else
1687 {
1688 // qDebug();
1689
1690 // Only the axis passed as parameter is to be rescaled.
1691 // Reset the range of that axis to the max view possible.
1692
1693 axis->rescale();
1694
1696
1697 event->accept();
1698 }
1699
1700 // The double-click event does not cancel the mouse press event. That is, if
1701 // left-double-clicking, at the end of the operation the button still
1702 // "pressed". We need to remove manually the button from the pressed buttons
1703 // context member.
1704
1705 m_context.m_pressedMouseButtons ^= event->button();
1706
1708
1710
1711 replot();
1712}
Qt::KeyboardModifiers m_keyboardModifiers
Qt::MouseButtons m_pressedMouseButtons
virtual void updateAxesRangeHistory()
Create new axis range history items and append them to the history.
virtual void resetAxesRangeHistory()
virtual void updateContextXandYAxisRanges()
void plotRangesChangedSignal(const BasePlotContext &context)
BasePlotContext m_context

References m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_pressedMouseButtons, plotRangesChangedSignal(), resetAxesRangeHistory(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by setupWidget().

◆ axisPan()

void pappso::BasePlotWidget::axisPan ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2185 of file baseplotwidget.cpp.

2186{
2187 qDebug();
2188
2189 // Sanity check
2191 qFatal(
2192 "This function can only be called if the mouse click was on one of the "
2193 "axes");
2194
2196 {
2197 xAxis->setRange(m_context.m_xRange.lower - m_context.m_xDelta,
2199 }
2200
2202 {
2203 yAxis->setRange(m_context.m_yRange.lower - m_context.m_yDelta,
2205 }
2206
2208
2209 // qDebug() << "The updated context:" << m_context.toString();
2210
2211 // We cannot store the new ranges in the history, because the pan operation
2212 // involved a huge quantity of micro-movements elicited upon each mouse move
2213 // cursor event so we would have a huge history.
2214 // updateAxesRangeHistory();
2215
2216 // Now that the context has the right range values, we can emit the
2217 // signal that will be used by this plot widget users, typically to
2218 // abide by the x/y range lock required by the user.
2219
2221
2222 replot();
2223}

References m_context, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, pappso::BasePlotContext::m_xDelta, pappso::BasePlotContext::m_xRange, pappso::BasePlotContext::m_yDelta, pappso::BasePlotContext::m_yRange, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ axisReframe()

void pappso::BasePlotWidget::axisReframe ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2127 of file baseplotwidget.cpp.

2128{
2129
2130 // double sorted_start_drag_point_x =
2131 // std::min(m_context.m_startDragPoint.x(), m_context.m_currentDragPoint.x());
2132
2133 // xAxis->setRange(sorted_start_drag_point_x,
2134 // sorted_start_drag_point_x + fabs(m_context.m_xDelta));
2135
2136 xAxis->setRange(
2138
2139 // Note that the y axis should be rescaled from current lower value to new
2140 // upper value matching the y-axis position of the cursor when the mouse
2141 // button was released.
2142
2143 yAxis->setRange(xAxis->range().lower,
2144 std::max<double>(m_context.m_yRegionRangeStart,
2146
2147 // qDebug() << "xaxis:" << xAxis->range().lower << "-" <<
2148 // xAxis->range().upper
2149 //<< "yaxis:" << yAxis->range().lower << "-" << yAxis->range().upper;
2150
2152
2155
2156 replot();
2157}

References m_context, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, plotRangesChangedSignal(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by mouseReleaseHandlerLeftButton().

◆ axisRescale()

void pappso::BasePlotWidget::axisRescale ( )
virtual

RANGE-related functions.

PLOTTING / REPLOTTING functions

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2042 of file baseplotwidget.cpp.

2043{
2044 // Get the current x lower/upper range, that is, leftmost/rightmost x
2045 // coordinate.
2046 double xLower = xAxis->range().lower;
2047 double xUpper = xAxis->range().upper;
2048
2049 // Get the current y lower/upper range, that is, bottommost/topmost y
2050 // coordinate.
2051 double yLower = yAxis->range().lower;
2052 double yUpper = yAxis->range().upper;
2053
2054 // This function is called only when the user has clicked on the x/y axis or
2055 // when the user has dragged the left mouse button with the Ctrl key
2056 // modifier. The m_context.m_wasClickOnXAxis is then simulated in the mouse
2057 // move handler. So we need to test which axis was clicked-on.
2058
2060 {
2061
2062 // We are changing the range of the X axis.
2063
2064 // What is the x delta ?
2065 double xDelta =
2067
2068 // If xDelta is < 0, the we were dragging from right to left, we are
2069 // compressing the view on the x axis, by adding new data to the right
2070 // hand size of the graph. So we add xDelta to the upper bound of the
2071 // range. Otherwise we are uncompressing the view on the x axis and
2072 // remove the xDelta from the upper bound of the range. This is why we
2073 // have the
2074 // '-'
2075 // and not '+' below;
2076
2077 // qDebug() << "Setting xaxis:" << xLower << "--" << xUpper - xDelta;
2078
2079 xAxis->setRange(xLower, xUpper - xDelta);
2080 }
2081 // End of
2082 // if(m_context.m_wasClickOnXAxis)
2083 else // that is, if(m_context.m_wasClickOnYAxis)
2084 {
2085 // We are changing the range of the Y axis.
2086
2087 // What is the y delta ?
2088 double yDelta =
2090
2091 // See above for an explanation of the computation.
2092
2093 yAxis->setRange(yLower, yUpper - yDelta);
2094
2095 // Old version
2096 // if(yDelta < 0)
2097 //{
2098 //// The dragging operation was from top to bottom, we are enlarging
2099 //// the range (thus, we are unzooming the view, since the widget
2100 //// always has the same size).
2101
2102 // yAxis->setRange(yLower, yUpper + fabs(yDelta));
2103 //}
2104 // else
2105 //{
2106 //// The dragging operation was from bottom to top, we are reducing
2107 //// the range (thus, we are zooming the view, since the widget
2108 //// always has the same size).
2109
2110 // yAxis->setRange(yLower, yUpper - fabs(yDelta));
2111 //}
2112 }
2113 // End of
2114 // else // that is, if(m_context.m_wasClickOnYAxis)
2115
2116 // Update the context with the current axes ranges
2117
2119
2121
2122 replot();
2123}

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_wasClickOnXAxis, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ axisZoom()

void pappso::BasePlotWidget::axisZoom ( )
virtual

Reimplemented in pappso::BaseTracePlotWidget.

Definition at line 2161 of file baseplotwidget.cpp.

2162{
2163
2164 // Use the m_context.m_xRegionRangeStart/End values, but we need to sort the
2165 // values before using them, because now we want to really have the lower x
2166 // value. Simply craft a QCPRange that will swap the values if lower is not
2167 // < than upper QCustomPlot calls this normalization).
2168
2169 xAxis->setRange(
2171
2172 yAxis->setRange(
2174
2176
2179
2180 replot();
2181}

References m_context, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, plotRangesChangedSignal(), updateAxesRangeHistory(), and updateContextXandYAxisRanges().

Referenced by mouseReleaseHandlerLeftButton().

◆ calculateDragDeltas()

void pappso::BasePlotWidget::calculateDragDeltas ( )
virtual

Definition at line 2518 of file baseplotwidget.cpp.

2519{
2520
2521 // We compute signed differentials. If the user does not want the sign,
2522 // fabs(double) is their friend.
2523
2524 // Compute the xAxis differential:
2525
2528
2529 // Same with the Y-axis range:
2530
2533
2534 // qDebug() << "xDelta:" << m_context.m_xDelta
2535 //<< "and yDelta:" << m_context.m_yDelta;
2536
2537 return;
2538}

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_xDelta, and pappso::BasePlotContext::m_yDelta.

Referenced by mouseMoveHandlerDraggingCursor().

◆ createAllAncillaryItems()

void pappso::BasePlotWidget::createAllAncillaryItems ( )
protectedvirtual

Definition at line 221 of file baseplotwidget.cpp.

222{
223 // Make a copy of the pen to just change its color and set that color to
224 // the tracer line.
225 QPen pen = m_pen;
226
227 // Create the lines that will act as tracers for position and selection of
228 // regions.
229 //
230 // We have the cross hair that serves as the cursor. That crosshair cursor is
231 // made of a vertical line (green, because when click-dragging the mouse it
232 // becomes the tracer that is being anchored at the region start. The second
233 // line i horizontal and is always black.
234
235 pen.setColor(QColor("steelblue"));
236
237 // The set of tracers (horizontal and vertical) that track the position of the
238 // mouse cursor.
239
240 mp_vPosTracerItem = new QCPItemLine(this);
241 mp_vPosTracerItem->setLayer("plotsLayer");
242 mp_vPosTracerItem->setPen(pen);
243 mp_vPosTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
244 mp_vPosTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
245 mp_vPosTracerItem->start->setCoords(0, 0);
246 mp_vPosTracerItem->end->setCoords(0, 0);
247
248 mp_hPosTracerItem = new QCPItemLine(this);
249 mp_hPosTracerItem->setLayer("plotsLayer");
250 mp_hPosTracerItem->setPen(pen);
251 mp_hPosTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
252 mp_hPosTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
253 mp_hPosTracerItem->start->setCoords(0, 0);
254 mp_hPosTracerItem->end->setCoords(0, 0);
255
256 // The set of tracers (horizontal only) that track the region
257 // spanning/selection regions.
258 //
259 // The start vertical tracer is colored in greeen.
260 pen.setColor(QColor("green"));
261
262 mp_vStartTracerItem = new QCPItemLine(this);
263 mp_vStartTracerItem->setLayer("plotsLayer");
264 mp_vStartTracerItem->setPen(pen);
265 mp_vStartTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
266 mp_vStartTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
267 mp_vStartTracerItem->start->setCoords(0, 0);
268 mp_vStartTracerItem->end->setCoords(0, 0);
269
270 // The end vertical tracer is colored in red.
271 pen.setColor(QColor("red"));
272
273 mp_vEndTracerItem = new QCPItemLine(this);
274 mp_vEndTracerItem->setLayer("plotsLayer");
275 mp_vEndTracerItem->setPen(pen);
276 mp_vEndTracerItem->start->setType(QCPItemPosition::ptPlotCoords);
277 mp_vEndTracerItem->end->setType(QCPItemPosition::ptPlotCoords);
278 mp_vEndTracerItem->start->setCoords(0, 0);
279 mp_vEndTracerItem->end->setCoords(0, 0);
280
281 // When the user click-drags the mouse, the X distance between the drag start
282 // point and the drag end point (current point) is the xDelta.
283 mp_xDeltaTextItem = new QCPItemText(this);
284 mp_xDeltaTextItem->setLayer("plotsLayer");
285 mp_xDeltaTextItem->setColor(QColor("steelblue"));
286 mp_xDeltaTextItem->setPositionAlignment(Qt::AlignBottom | Qt::AlignCenter);
287 mp_xDeltaTextItem->position->setType(QCPItemPosition::ptPlotCoords);
288 mp_xDeltaTextItem->setVisible(false);
289
290 // Same for the y delta
291 mp_yDeltaTextItem = new QCPItemText(this);
292 mp_yDeltaTextItem->setLayer("plotsLayer");
293 mp_yDeltaTextItem->setColor(QColor("steelblue"));
294 mp_yDeltaTextItem->setPositionAlignment(Qt::AlignBottom | Qt::AlignCenter);
295 mp_yDeltaTextItem->position->setType(QCPItemPosition::ptPlotCoords);
296 mp_yDeltaTextItem->setVisible(false);
297
298 // Make sure we prepare the four lines that will be needed to
299 // draw the selection rectangle.
300 pen = m_pen;
301
302 pen.setColor("steelblue");
303
304 mp_selectionRectangeLine1 = new QCPItemLine(this);
305 mp_selectionRectangeLine1->setLayer("plotsLayer");
306 mp_selectionRectangeLine1->setPen(pen);
307 mp_selectionRectangeLine1->start->setType(QCPItemPosition::ptPlotCoords);
308 mp_selectionRectangeLine1->end->setType(QCPItemPosition::ptPlotCoords);
309 mp_selectionRectangeLine1->start->setCoords(0, 0);
310 mp_selectionRectangeLine1->end->setCoords(0, 0);
311 mp_selectionRectangeLine1->setVisible(false);
312
313 mp_selectionRectangeLine2 = new QCPItemLine(this);
314 mp_selectionRectangeLine2->setLayer("plotsLayer");
315 mp_selectionRectangeLine2->setPen(pen);
316 mp_selectionRectangeLine2->start->setType(QCPItemPosition::ptPlotCoords);
317 mp_selectionRectangeLine2->end->setType(QCPItemPosition::ptPlotCoords);
318 mp_selectionRectangeLine2->start->setCoords(0, 0);
319 mp_selectionRectangeLine2->end->setCoords(0, 0);
320 mp_selectionRectangeLine2->setVisible(false);
321
322 mp_selectionRectangeLine3 = new QCPItemLine(this);
323 mp_selectionRectangeLine3->setLayer("plotsLayer");
324 mp_selectionRectangeLine3->setPen(pen);
325 mp_selectionRectangeLine3->start->setType(QCPItemPosition::ptPlotCoords);
326 mp_selectionRectangeLine3->end->setType(QCPItemPosition::ptPlotCoords);
327 mp_selectionRectangeLine3->start->setCoords(0, 0);
328 mp_selectionRectangeLine3->end->setCoords(0, 0);
329 mp_selectionRectangeLine3->setVisible(false);
330
331 mp_selectionRectangeLine4 = new QCPItemLine(this);
332 mp_selectionRectangeLine4->setLayer("plotsLayer");
333 mp_selectionRectangeLine4->setPen(pen);
334 mp_selectionRectangeLine4->start->setType(QCPItemPosition::ptPlotCoords);
335 mp_selectionRectangeLine4->end->setType(QCPItemPosition::ptPlotCoords);
336 mp_selectionRectangeLine4->start->setCoords(0, 0);
337 mp_selectionRectangeLine4->end->setCoords(0, 0);
338 mp_selectionRectangeLine4->setVisible(false);
339}
QCPItemText * mp_yDeltaTextItem
QCPItemLine * mp_selectionRectangeLine1
Rectangle defining the borders of zoomed-in/out data.
QCPItemLine * mp_selectionRectangeLine2
QCPItemText * mp_xDeltaTextItem
Text describing the x-axis delta value during a drag operation.
QCPItemLine * mp_hPosTracerItem
Horizontal position tracer.
QCPItemLine * mp_vPosTracerItem
Vertical position tracer.
QCPItemLine * mp_selectionRectangeLine4
QCPItemLine * mp_vStartTracerItem
Vertical selection start tracer (typically in green).
QCPItemLine * mp_selectionRectangeLine3
QCPItemLine * mp_vEndTracerItem
Vertical selection end tracer (typically in red).

References m_pen, mp_hPosTracerItem, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by pappso::BaseTracePlotWidget::BaseTracePlotWidget(), and pappso::BaseColorMapPlotWidget::addColorMap().

◆ directionKeyPressEvent()

void pappso::BasePlotWidget::directionKeyPressEvent ( QKeyEvent *  event)
virtual

Definition at line 788 of file baseplotwidget.cpp.

789{
790 // qDebug() << "event key:" << event->key();
791
792 // The user is trying to move the positional cursor/markers. There are
793 // multiple way they can do that:
794 //
795 // 1.a. Hitting the arrow left/right keys alone will search for next pixel.
796 // 1.b. Hitting the arrow left/right keys with Alt modifier will search for a
797 // multiple of pixels that might be equivalent to one 20th of the pixel width
798 // of the plot widget.
799 // 1.c Hitting the left/right keys with Alt and Shift modifiers will search
800 // for a multiple of pixels that might be the equivalent to half of the pixel
801 // width.
802 //
803 // 2. Hitting the Control modifier will move the cursor to the next data point
804 // of the graph.
805
806 int pixel_increment = 0;
807
808 if(m_context.m_keyboardModifiers == Qt::NoModifier)
809 pixel_increment = 1;
810 else if(m_context.m_keyboardModifiers == Qt::AltModifier)
811 pixel_increment = 50;
812
813 // The user is moving the positional markers. This is equivalent to a
814 // non-dragging cursor movement to the next pixel. Note that the origin is
815 // located at the top left, so key down increments and key up decrements.
816
817 if(event->key() == Qt::Key_Left)
818 horizontalMoveMouseCursorCountPixels(-pixel_increment);
819 else if(event->key() == Qt::Key_Right)
821 else if(event->key() == Qt::Key_Up)
822 verticalMoveMouseCursorCountPixels(-pixel_increment);
823 else if(event->key() == Qt::Key_Down)
824 verticalMoveMouseCursorCountPixels(pixel_increment);
825
826 event->accept();
827}
virtual void verticalMoveMouseCursorCountPixels(int pixel_count)
virtual void horizontalMoveMouseCursorCountPixels(int pixel_count)

References horizontalMoveMouseCursorCountPixels(), m_context, pappso::BasePlotContext::m_keyboardModifiers, and verticalMoveMouseCursorCountPixels().

Referenced by keyPressEvent().

◆ directionKeyReleaseEvent()

void pappso::BasePlotWidget::directionKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 831 of file baseplotwidget.cpp.

832{
833 // qDebug() << "event key:" << event->key();
834 event->accept();
835}

Referenced by keyReleaseEvent().

◆ dragDirection()

int pappso::BasePlotWidget::dragDirection ( )

MOUSE-related EVENTS.

MOUSE MOVEMENTS mouse/keyboard-triggered

Definition at line 1774 of file baseplotwidget.cpp.

1775{
1776 // The user is dragging the mouse, probably to rescale the axes, but we need
1777 // to sort out in which direction the drag is happening.
1778
1779 // This function should be called after calculateDragDeltas, so that
1780 // m_context has the proper x/y delta values that we'll compare.
1781
1782 // Note that we cannot compare simply x or y deltas because the y axis might
1783 // have a different scale that the x axis. So we first need to convert the
1784 // positions to pixels.
1785
1786 double x_delta_pixel =
1787 fabs(xAxis->coordToPixel(m_context.m_currentDragPoint.x()) -
1788 xAxis->coordToPixel(m_context.m_startDragPoint.x()));
1789
1790 double y_delta_pixel =
1791 fabs(yAxis->coordToPixel(m_context.m_currentDragPoint.y()) -
1792 yAxis->coordToPixel(m_context.m_startDragPoint.y()));
1793
1794 if(x_delta_pixel > y_delta_pixel)
1795 return Qt::Horizontal;
1796
1797 return Qt::Vertical;
1798}

References m_context, pappso::BasePlotContext::m_currentDragPoint, and pappso::BasePlotContext::m_startDragPoint.

◆ drawSelectionRectangleAndPrepareZoom()

void pappso::BasePlotWidget::drawSelectionRectangleAndPrepareZoom ( bool  as_line_segment = false,
bool  for_integration = false 
)
virtual

Definition at line 2330 of file baseplotwidget.cpp.

2332{
2333 // The user has dragged the mouse left button on the graph, which means he
2334 // is willing to draw a selection rectangle, either for zooming-in or for
2335 // integration.
2336
2337 if(mp_xDeltaTextItem != nullptr)
2338 mp_xDeltaTextItem->setVisible(false);
2339 if(mp_yDeltaTextItem != nullptr)
2340 mp_yDeltaTextItem->setVisible(false);
2341
2342 // Ensure the right selection rectangle is drawn.
2343
2344 updateSelectionRectangle(as_line_segment, for_integration);
2345
2346 // Note that if we draw a zoom rectangle, then we are certainly not
2347 // measuring anything. So set the boolean value to false so that the user of
2348 // this widget or derived classes know that there is nothing to perform upon
2349 // (like deconvolution, for example).
2350
2352
2353 // Also remove the delta value from the pipeline by sending a simple
2354 // distance without measurement signal.
2355
2356 emit xAxisMeasurementSignal(m_context, false);
2357
2358 replot();
2359}
virtual void updateSelectionRectangle(bool as_line_segment=false, bool for_integration=false)
void xAxisMeasurementSignal(const BasePlotContext &context, bool with_delta)

References m_context, pappso::BasePlotContext::m_isMeasuringDistance, mp_xDeltaTextItem, mp_yDeltaTextItem, updateSelectionRectangle(), and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ drawXDeltaFeatures()

void pappso::BasePlotWidget::drawXDeltaFeatures ( )
virtual

Definition at line 2363 of file baseplotwidget.cpp.

2364{
2365 // The user is dragging the mouse over the graph and we want them to know what
2366 // is the x delta value, that is the span between the point at the start of
2367 // the drag and the current drag position.
2368
2369 // FIXME: is this still true?
2370 //
2371 // We do not want to show the position markers because the only horiontal
2372 // line to be visible must be contained between the start and end vertiacal
2373 // tracer items.
2374 if(mp_hPosTracerItem != nullptr)
2375 mp_hPosTracerItem->setVisible(false);
2376 if(mp_vPosTracerItem != nullptr)
2377 mp_vPosTracerItem->setVisible(false);
2378
2379 // We want to draw the text in the middle position of the leftmost-rightmost
2380 // point, even with skewed rectangle selection.
2381
2382 QPointF leftmost_point = m_context.m_selectionPolygon.getLeftMostPoint();
2383
2384 // qDebug() << "leftmost_point:" << leftmost_point;
2385
2386 QPointF rightmost_point = m_context.m_selectionPolygon.getRightMostPoint();
2387
2388 // qDebug() << "rightmost_point:" << rightmost_point;
2389
2390 double x_axis_center_position =
2391 leftmost_point.x() + (rightmost_point.x() - leftmost_point.x()) / 2;
2392
2393 // qDebug() << "x_axis_center_position:" << x_axis_center_position;
2394
2395 // We want the text to print inside the rectangle, always at the current drag
2396 // point so the eye can follow the delta value while looking where to drag the
2397 // mouse. To position the text inside the rectangle, we need to know what is
2398 // the drag direction.
2399
2400 // Set aside a point instance to store the pixel coordinates of the text.
2401 QPointF pixel_coordinates;
2402
2403 // What is the distance between the rectangle line at current drag point and
2404 // the text itself.
2405 int pixels_away_from_line = 15;
2406
2407 // ATTENTION: the pixel coordinates for the vertical direction go in reverse
2408 // order with respect to the y axis values !!! That is pixel(0,0) is top left
2409 // of the graph.
2410 if(static_cast<int>(m_context.m_dragDirections) &
2411 static_cast<int>(DragDirections::TOP_TO_BOTTOM))
2412 {
2413 // We need to print inside the rectangle, that is pixels_above_line pixels
2414 // to the bottom, so with pixel y value decremented of that
2415 // pixels_above_line value (one would have expected to increment that
2416 // value, along the y axis, but the coordinates in pixel go in reverse
2417 // order).
2418
2419 pixels_away_from_line *= -1;
2420 }
2421
2422 double y_axis_pixel_coordinate =
2423 yAxis->coordToPixel(m_context.m_currentDragPoint.y());
2424
2425 double y_axis_modified_pixel_coordinate =
2426 y_axis_pixel_coordinate + pixels_away_from_line;
2427
2428 pixel_coordinates.setX(x_axis_center_position);
2429 pixel_coordinates.setY(y_axis_modified_pixel_coordinate);
2430
2431 // Now convert back to graph coordinates.
2432
2433 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
2434 yAxis->pixelToCoord(pixel_coordinates.y()));
2435 if(mp_xDeltaTextItem != nullptr)
2436 {
2437 mp_xDeltaTextItem->position->setCoords(x_axis_center_position,
2438 graph_coordinates.y());
2439 mp_xDeltaTextItem->setText(
2440 QString("%1").arg(m_context.m_xDelta, 0, 'f', 3));
2441 mp_xDeltaTextItem->setFont(QFont(font().family(), 9));
2442 mp_xDeltaTextItem->setVisible(true);
2443 }
2444
2445 // Set the boolean to true so that derived widgets know that something is
2446 // being measured, and they can act accordingly, for example by computing
2447 // deconvolutions in a mass spectrum.
2449
2450 replot();
2451
2452 // Let the caller know that we were measuring something.
2454
2455 return;
2456}
SelectionPolygon m_selectionPolygon
DragDirections m_dragDirections
QPointF getRightMostPoint() const
QPointF getLeftMostPoint() const

References pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_dragDirections, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_xDelta, mp_hPosTracerItem, mp_vPosTracerItem, mp_xDeltaTextItem, pappso::TOP_TO_BOTTOM, and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), and updateSelectionRectangle().

◆ drawYDeltaFeatures()

void pappso::BasePlotWidget::drawYDeltaFeatures ( )
virtual

Definition at line 2460 of file baseplotwidget.cpp.

2461{
2463 return;
2464
2465 // The user is dragging the mouse over the graph and we want them to know what
2466 // is the y delta value, that is the span between the point at the top of
2467 // the selection polygon and the point at its bottom.
2468
2469 // FIXME: is this still true?
2470 //
2471 // We do not want to show the position markers because the only horiontal
2472 // line to be visible must be contained between the start and end vertiacal
2473 // tracer items.
2474 mp_hPosTracerItem->setVisible(false);
2475 mp_vPosTracerItem->setVisible(false);
2476
2477 // We want to draw the text in the middle position of the leftmost-rightmost
2478 // point, even with skewed rectangle selection.
2479
2480 QPointF leftmost_point = m_context.m_selectionPolygon.getLeftMostPoint();
2481 QPointF topmost_point = m_context.m_selectionPolygon.getTopMostPoint();
2482
2483 // qDebug() << "leftmost_point:" << leftmost_point;
2484
2485 QPointF rightmost_point = m_context.m_selectionPolygon.getRightMostPoint();
2486 QPointF bottommost_point = m_context.m_selectionPolygon.getBottomMostPoint();
2487
2488 // qDebug() << "rightmost_point:" << rightmost_point;
2489
2490 double x_axis_center_position =
2491 leftmost_point.x() + (rightmost_point.x() - leftmost_point.x()) / 2;
2492
2493 double y_axis_center_position =
2494 bottommost_point.y() + (topmost_point.y() - bottommost_point.y()) / 2;
2495
2496 // qDebug() << "x_axis_center_position:" << x_axis_center_position;
2497
2498 mp_yDeltaTextItem->position->setCoords(x_axis_center_position,
2499 y_axis_center_position);
2500 mp_yDeltaTextItem->setText(QString("%1").arg(m_context.m_yDelta, 0, 'f', 3));
2501 mp_yDeltaTextItem->setFont(QFont(font().family(), 9));
2502 mp_yDeltaTextItem->setVisible(true);
2503 mp_yDeltaTextItem->setRotation(90);
2504
2505 // Set the boolean to true so that derived widgets know that something is
2506 // being measured, and they can act accordingly, for example by computing
2507 // deconvolutions in a mass spectrum.
2509
2510 replot();
2511
2512 // Let the caller know that we were measuring something.
2514}
QPointF getBottomMostPoint() const

References pappso::SelectionPolygon::getBottomMostPoint(), pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), pappso::SelectionPolygon::getTopMostPoint(), pappso::SelectionPolygon::is1D(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_yDelta, mp_hPosTracerItem, mp_vPosTracerItem, mp_yDeltaTextItem, and xAxisMeasurementSignal().

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ getContext()

const BasePlotContext & pappso::BasePlotWidget::getContext ( ) const
virtual

Definition at line 3269 of file baseplotwidget.cpp.

3270{
3271 return m_context;
3272}

References m_context.

◆ getInnermostRangeX()

QCPRange pappso::BasePlotWidget::getInnermostRangeX ( bool &  found_range) const
virtual

Definition at line 2007 of file baseplotwidget.cpp.

2008{
2009
2010 return getRange(Axis::x, RangeType::innermost, found_range);
2011}
QCPRange getRange(Axis axis, RangeType range_type, bool &found_range) const

References getRange(), pappso::innermost, and pappso::x.

◆ getInnermostRangeY()

QCPRange pappso::BasePlotWidget::getInnermostRangeY ( bool &  found_range) const
virtual

Definition at line 2022 of file baseplotwidget.cpp.

2023{
2024
2025 return getRange(Axis::y, RangeType::innermost, found_range);
2026}

References getRange(), pappso::innermost, and pappso::y.

◆ getOutermostRangeX()

QCPRange pappso::BasePlotWidget::getOutermostRangeX ( bool &  found_range) const
virtual

Definition at line 2015 of file baseplotwidget.cpp.

2016{
2017 return getRange(Axis::x, RangeType::outermost, found_range);
2018}

References getRange(), pappso::outermost, and pappso::x.

◆ getOutermostRangeY()

QCPRange pappso::BasePlotWidget::getOutermostRangeY ( bool &  found_range) const
virtual

Definition at line 2030 of file baseplotwidget.cpp.

2031{
2032 return getRange(Axis::y, RangeType::outermost, found_range);
2033}

References getRange(), pappso::outermost, and pappso::y.

◆ getPen()

const QPen & pappso::BasePlotWidget::getPen ( ) const
virtual

Definition at line 408 of file baseplotwidget.cpp.

409{
410 return m_pen;
411}

References m_pen.

◆ getPlottingColor() [1/2]

QColor pappso::BasePlotWidget::getPlottingColor ( int  index = 0) const
virtual

Reimplemented in pappso::BaseColorMapPlotWidget.

Definition at line 458 of file baseplotwidget.cpp.

459{
460 QCPGraph *graph_p = graph(index);
461
462 if(graph_p == nullptr)
463 qFatal("Programming error.");
464
465 return getPlottingColor(graph_p);
466}
virtual QColor getPlottingColor(QCPAbstractPlottable *plottable_p) const

References getPlottingColor().

◆ getPlottingColor() [2/2]

QColor pappso::BasePlotWidget::getPlottingColor ( QCPAbstractPlottable *  plottable_p) const
virtual

Definition at line 448 of file baseplotwidget.cpp.

449{
450 if(plottable_p == nullptr)
451 qFatal("Programming error.");
452
453 return plottable_p->pen().color();
454}

Referenced by getPlottingColor().

◆ getRange()

QCPRange pappso::BasePlotWidget::getRange ( Axis  axis,
RangeType  range_type,
bool &  found_range 
) const

Definition at line 1915 of file baseplotwidget.cpp.

1918{
1919
1920 // Iterate in all the graphs in this widget and return a QCPRange that has
1921 // its lower member as the greatest lower value of all
1922 // its upper member as the smallest upper value of all
1923
1924 if(!graphCount())
1925 {
1926 found_range = false;
1927
1928 return QCPRange(0, 1);
1929 }
1930
1931 if(graphCount() == 1)
1932 return graph()->getKeyRange(found_range);
1933
1934 bool found_at_least_one_range = false;
1935
1936 // Create an invalid range.
1937 QCPRange result_range(QCPRange::minRange + 1, QCPRange::maxRange + 1);
1938
1939 for(int iter = 0; iter < graphCount(); ++iter)
1940 {
1941 QCPRange temp_range;
1942
1943 bool found_range_for_iter = false;
1944
1945 QCPGraph *graph_p = graph(iter);
1946
1947 // Depending on the axis param, select the key or value range.
1948
1949 if(axis == Axis::x)
1950 temp_range = graph_p->getKeyRange(found_range_for_iter);
1951 else if(axis == Axis::y)
1952 temp_range = graph_p->getValueRange(found_range_for_iter);
1953 else
1954 qFatal("Cannot reach this point. Programming error.");
1955
1956 // Was a range found for the iterated graph ? If not skip this
1957 // iteration.
1958
1959 if(!found_range_for_iter)
1960 continue;
1961
1962 // While the innermost_range is invalid, we need to seed it with a good
1963 // one. So check this.
1964
1965 if(!QCPRange::validRange(result_range))
1966 qFatal("The obtained range is invalid !");
1967
1968 // At this point we know the obtained range is OK.
1969 result_range = temp_range;
1970
1971 // We found at least one valid range!
1972 found_at_least_one_range = true;
1973
1974 // At this point we have two valid ranges to compare. Depending on
1975 // range_type, we need to perform distinct comparisons.
1976
1977 if(range_type == RangeType::innermost)
1978 {
1979 if(temp_range.lower > result_range.lower)
1980 result_range.lower = temp_range.lower;
1981 if(temp_range.upper < result_range.upper)
1982 result_range.upper = temp_range.upper;
1983 }
1984 else if(range_type == RangeType::outermost)
1985 {
1986 if(temp_range.lower < result_range.lower)
1987 result_range.lower = temp_range.lower;
1988 if(temp_range.upper > result_range.upper)
1989 result_range.upper = temp_range.upper;
1990 }
1991 else
1992 qFatal("Cannot reach this point. Programming error.");
1993
1994 // Continue to next graph, if any.
1995 }
1996 // End of
1997 // for(int iter = 0; iter < graphCount(); ++iter)
1998
1999 // Let the caller know if we found at least one range.
2000 found_range = found_at_least_one_range;
2001
2002 return result_range;
2003}

References pappso::innermost, pappso::outermost, pappso::x, and pappso::y.

Referenced by getInnermostRangeX(), getInnermostRangeY(), getOutermostRangeX(), and getOutermostRangeY().

◆ getRangeX()

QCPRange pappso::BasePlotWidget::getRangeX ( bool &  found_range,
int  index 
) const
virtual

MOUSE MOVEMENTS mouse/keyboard-triggered.

RANGE-related functions

Definition at line 1891 of file baseplotwidget.cpp.

1892{
1893 QCPGraph *graph_p = graph(index);
1894
1895 if(graph_p == nullptr)
1896 qFatal("Programming error.");
1897
1898 return graph_p->getKeyRange(found_range);
1899}

◆ getRangeY()

QCPRange pappso::BasePlotWidget::getRangeY ( bool &  found_range,
int  index 
) const
virtual

Definition at line 1903 of file baseplotwidget.cpp.

1904{
1905 QCPGraph *graph_p = graph(index);
1906
1907 if(graph_p == nullptr)
1908 qFatal("Programming error.");
1909
1910 return graph_p->getValueRange(found_range);
1911}

◆ hideAllPlotItems()

void pappso::BasePlotWidget::hideAllPlotItems ( )
virtual

PLOTTING / REPLOTTING functions.

PLOT ITEMS : TRACER TEXT ITEMS...

PLOT ITEMS : TRACER TEXT ITEMS... Hide the selection line, the xDelta text and the zoom rectangle items.

Definition at line 2280 of file baseplotwidget.cpp.

2281{
2282 mp_xDeltaTextItem->setVisible(false);
2283 mp_yDeltaTextItem->setVisible(false);
2284
2285 // mp_zoomRectItem->setVisible(false);
2287
2288 // Force a replot to make sure the action is immediately visible by the
2289 // user, even without moving the mouse.
2290 replot();
2291}
virtual void hideSelectionRectangle(bool reset_values=false)

References hideSelectionRectangle(), mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by restoreAxesRangeHistory().

◆ hideSelectionRectangle()

void pappso::BasePlotWidget::hideSelectionRectangle ( bool  reset_values = false)
virtual

Definition at line 3144 of file baseplotwidget.cpp.

3145{
3146 mp_selectionRectangeLine1->setVisible(false);
3147 mp_selectionRectangeLine2->setVisible(false);
3148 mp_selectionRectangeLine3->setVisible(false);
3149 mp_selectionRectangeLine4->setVisible(false);
3150
3151 if(reset_values)
3152 {
3154 }
3155}
virtual void resetSelectionRectangle()

References mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, and resetSelectionRectangle().

Referenced by hideAllPlotItems(), mouseReleaseHandlerLeftButton(), and mouseReleaseHandlerRightButton().

◆ hideTracers()

void pappso::BasePlotWidget::hideTracers ( )
virtual

Hide the traces (vertical and horizontal).

Definition at line 2314 of file baseplotwidget.cpp.

2315{
2317 mp_hPosTracerItem->setVisible(false);
2318 mp_vPosTracerItem->setVisible(false);
2319
2320 mp_vStartTracerItem->setVisible(false);
2321 mp_vEndTracerItem->setVisible(false);
2322
2323 // Force a replot to make sure the action is immediately visible by the
2324 // user, even without moving the mouse.
2325 replot();
2326}
bool m_shouldTracersBeVisible
Tells if the tracers should be visible.

References m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by keyReleaseEvent().

◆ horizontalGetGraphCoordNewPointCountPixels()

QPointF pappso::BasePlotWidget::horizontalGetGraphCoordNewPointCountPixels ( int  pixel_count)
virtual

Definition at line 1838 of file baseplotwidget.cpp.

1839{
1840 QPointF pixel_coordinates(
1841 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()) + pixel_count,
1842 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()));
1843
1844 // Now convert back to local coordinates.
1845
1846 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
1847 yAxis->pixelToCoord(pixel_coordinates.y()));
1848
1849 return graph_coordinates;
1850}

References m_context, and pappso::BasePlotContext::m_lastCursorHoveredPoint.

Referenced by horizontalMoveMouseCursorCountPixels().

◆ horizontalMoveMouseCursorCountPixels()

void pappso::BasePlotWidget::horizontalMoveMouseCursorCountPixels ( int  pixel_count)
virtual

Definition at line 1822 of file baseplotwidget.cpp.

1823{
1824 QPointF graph_coord = horizontalGetGraphCoordNewPointCountPixels(pixel_count);
1825
1826 QPointF pixel_coord(xAxis->coordToPixel(graph_coord.x()),
1827 yAxis->coordToPixel(graph_coord.y()));
1828
1829 // Now we need ton convert the new coordinates to the global position system
1830 // and to move the cursor to that new position. That will create an event to
1831 // move the mouse cursor.
1832
1833 moveMouseCursorPixelCoordToGlobal(pixel_coord.toPoint());
1834}
virtual void moveMouseCursorPixelCoordToGlobal(QPointF local_coordinates)
virtual QPointF horizontalGetGraphCoordNewPointCountPixels(int pixel_count)

References horizontalGetGraphCoordNewPointCountPixels(), and moveMouseCursorPixelCoordToGlobal().

Referenced by directionKeyPressEvent().

◆ integrationRequestedSignal

void pappso::BasePlotWidget::integrationRequestedSignal ( const BasePlotContext context)
signal

◆ isClickOntoXAxis()

bool pappso::BasePlotWidget::isClickOntoXAxis ( const QPointF &  mousePoint)

Definition at line 1716 of file baseplotwidget.cpp.

1717{
1718 QCPLayoutElement *layoutElement = layoutElementAt(mousePoint);
1719
1720 if(layoutElement &&
1721 layoutElement == dynamic_cast<QCPLayoutElement *>(axisRect()))
1722 {
1723 // The graph is *inside* the axisRect that is the outermost envelope of
1724 // the graph. Thus, if we want to know if the click was indeed on an
1725 // axis, we need to check what selectable part of the the axisRect we
1726 // were
1727 // clicking:
1728 QCPAxis::SelectablePart selectablePart;
1729
1730 selectablePart = xAxis->getPartAt(mousePoint);
1731
1732 if(selectablePart == QCPAxis::spAxisLabel ||
1733 selectablePart == QCPAxis::spAxis ||
1734 selectablePart == QCPAxis::spTickLabels)
1735 return true;
1736 }
1737
1738 return false;
1739}

Referenced by mousePressHandler().

◆ isClickOntoYAxis()

bool pappso::BasePlotWidget::isClickOntoYAxis ( const QPointF &  mousePoint)

Definition at line 1743 of file baseplotwidget.cpp.

1744{
1745 QCPLayoutElement *layoutElement = layoutElementAt(mousePoint);
1746
1747 if(layoutElement &&
1748 layoutElement == dynamic_cast<QCPLayoutElement *>(axisRect()))
1749 {
1750 // The graph is *inside* the axisRect that is the outermost envelope of
1751 // the graph. Thus, if we want to know if the click was indeed on an
1752 // axis, we need to check what selectable part of the the axisRect we
1753 // were
1754 // clicking:
1755 QCPAxis::SelectablePart selectablePart;
1756
1757 selectablePart = yAxis->getPartAt(mousePoint);
1758
1759 if(selectablePart == QCPAxis::spAxisLabel ||
1760 selectablePart == QCPAxis::spAxis ||
1761 selectablePart == QCPAxis::spTickLabels)
1762 return true;
1763 }
1764
1765 return false;
1766}

Referenced by mousePressHandler().

◆ isSelectionRectangleVisible()

bool pappso::BasePlotWidget::isSelectionRectangleVisible ( )
virtual

Definition at line 3201 of file baseplotwidget.cpp.

3202{
3203 // Sanity check
3204 int check = 0;
3205
3206 check += mp_selectionRectangeLine1->visible();
3207 check += mp_selectionRectangeLine2->visible();
3208 check += mp_selectionRectangeLine3->visible();
3209 check += mp_selectionRectangeLine4->visible();
3210
3211 if(check > 0)
3212 return true;
3213
3214 return false;
3215}

References mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, and mp_selectionRectangeLine4.

◆ isVerticalDisplacementAboveThreshold()

bool pappso::BasePlotWidget::isVerticalDisplacementAboveThreshold ( )
virtual

Definition at line 2542 of file baseplotwidget.cpp.

2543{
2544 // First get the height of the plot.
2545 double plotHeight = yAxis->range().upper - yAxis->range().lower;
2546
2547 double heightDiff =
2549
2550 double heightDiffRatio = (heightDiff / plotHeight) * 100;
2551
2552 if(heightDiffRatio > 10)
2553 {
2554 // qDebug() << "isVerticalDisplacementAboveThreshold: true";
2555 return true;
2556 }
2557
2558 // qDebug() << "isVerticalDisplacementAboveThreshold: false";
2559 return false;
2560}

References m_context, pappso::BasePlotContext::m_currentDragPoint, and pappso::BasePlotContext::m_startDragPoint.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseMoveHandlerRightButtonDraggingCursor().

◆ keyPressEvent()

void pappso::BasePlotWidget::keyPressEvent ( QKeyEvent *  event)
virtual

KEYBOARD-related EVENTS.

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 619 of file baseplotwidget.cpp.

620{
621 // qDebug() << "ENTER";
622
623 // We need this because some keys modify our behaviour.
624 m_context.m_pressedKeyCode = event->key();
625 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
626
627 if(event->key() == Qt::Key_Left || event->key() == Qt::Key_Right ||
628 event->key() == Qt::Key_Up || event->key() == Qt::Key_Down)
629 {
630 return directionKeyPressEvent(event);
631 }
632 else if(event->key() == m_leftMousePseudoButtonKey ||
633 event->key() == m_rightMousePseudoButtonKey)
634 {
635 return mousePseudoButtonKeyPressEvent(event);
636 }
637
638 // Do not do anything here, because this function is used by derived classes
639 // that will emit the signal below. Otherwise there are going to be multiple
640 // signals sent.
641 // qDebug() << "Going to emit keyPressEventSignal(m_context);";
642 // emit keyPressEventSignal(m_context);
643}
virtual void mousePseudoButtonKeyPressEvent(QKeyEvent *event)
virtual void directionKeyPressEvent(QKeyEvent *event)

References directionKeyPressEvent(), m_context, pappso::BasePlotContext::m_keyboardModifiers, m_leftMousePseudoButtonKey, pappso::BasePlotContext::m_pressedKeyCode, m_rightMousePseudoButtonKey, and mousePseudoButtonKeyPressEvent().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::keyPressEvent(), pappso::DriftSpecTracePlotWidget::keyPressEvent(), pappso::MassSpecTracePlotWidget::keyPressEvent(), pappso::TicXicChromDriftSpecColorMapPlotWidget::keyPressEvent(), pappso::TicXicChromMassSpecColorMapPlotWidget::keyPressEvent(), and pappso::TicXicChromTracePlotWidget::keyPressEvent().

◆ keyPressEventSignal

void pappso::BasePlotWidget::keyPressEventSignal ( const BasePlotContext context)
signal

◆ keyReleaseEvent()

void pappso::BasePlotWidget::keyReleaseEvent ( QKeyEvent *  event)
virtual

Handle specific key codes and trigger respective actions.

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 648 of file baseplotwidget.cpp.

649{
650 m_context.m_releasedKeyCode = event->key();
651
652 // The keyboard key is being released, set the key code to 0.
654
655 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
656
657 // Now test if the key that was released is one of the housekeeping keys.
658 if(event->key() == Qt::Key_Backspace)
659 {
660 // qDebug();
661
662 // The user wants to iterate back in the x/y axis range history.
664
665 event->accept();
666 }
667 else if(event->key() == Qt::Key_Space)
668 {
669 return spaceKeyReleaseEvent(event);
670 }
671 else if(event->key() == Qt::Key_Delete)
672 {
673 // The user wants to delete a graph. What graph is to be determined
674 // programmatically:
675
676 // If there is a single graph, then that is the graph to be removed.
677 // If there are more than one graph, then only the ones that are selected
678 // are to be removed.
679
680 // Note that the user of this widget might want to provide the user with
681 // the ability to specify if all the children graph needs to be removed
682 // also. This can be coded in key modifiers. So provide the context.
683
684 int graph_count = plottableCount();
685
686 if(!graph_count)
687 {
688 // qDebug() << "Not a single graph in the plot widget. Doing
689 // nothing.";
690
691 event->accept();
692 return;
693 }
694
695 if(graph_count == 1)
696 {
697 // qDebug() << "A single graph is in the plot widget. Emitting a graph
698 // " "destruction requested signal for it:"
699 //<< graph();
700
702 }
703 else
704 {
705 // At this point we know there are more than one graph in the plot
706 // widget. We need to get the selected one (if any).
707 QList<QCPGraph *> selected_graph_list;
708
709 selected_graph_list = selectedGraphs();
710
711 if(!selected_graph_list.size())
712 {
713 event->accept();
714 return;
715 }
716
717 // qDebug() << "Number of selected graphs to be destrobyed:"
718 //<< selected_graph_list.size();
719
720 for(int iter = 0; iter < selected_graph_list.size(); ++iter)
721 {
722 // qDebug()
723 //<< "Emitting a graph destruction requested signal for graph:"
724 //<< selected_graph_list.at(iter);
725
727 this, selected_graph_list.at(iter), m_context);
728
729 // We do not do this, because we want the slot called by the
730 // signal above to handle that removal. Remember that it is not
731 // possible to delete graphs manually.
732 //
733 // removeGraph(selected_graph_list.at(iter));
734 }
735 event->accept();
736 }
737 }
738 // End of
739 // else if(event->key() == Qt::Key_Delete)
740 else if(event->key() == Qt::Key_T)
741 {
742 // The user wants to toggle the visibiity of the tracers.
744
746 hideTracers();
747 else
748 showTracers();
749
750 event->accept();
751 }
752 else if(event->key() == Qt::Key_Left || event->key() == Qt::Key_Right ||
753 event->key() == Qt::Key_Up || event->key() == Qt::Key_Down)
754 {
755 return directionKeyReleaseEvent(event);
756 }
757 else if(event->key() == m_leftMousePseudoButtonKey ||
758 event->key() == m_rightMousePseudoButtonKey)
759 {
761 }
762 else if(event->key() == Qt::Key_S)
763 {
764 // The user has asked to measure the horizontal size of the rectangle and
765 // to start making a skewed selection rectangle.
766
769
770 // qDebug() << "Set m_context.selectRectangleWidth to"
771 //<< m_context.m_selectRectangleWidth << "upon release of S key";
772 }
773 // At this point emit the signal, since we did not treat it. Maybe the
774 // consumer widget wants to know that the keyboard key was released.
775
777}
virtual void directionKeyReleaseEvent(QKeyEvent *event)
void plottableDestructionRequestedSignal(BasePlotWidget *base_plot_widget_p, QCPAbstractPlottable *plottable_p, const BasePlotContext &context)
virtual void spaceKeyReleaseEvent(QKeyEvent *event)
virtual void showTracers()
Show the traces (vertical and horizontal).
void keyReleaseEventSignal(const BasePlotContext &context)
virtual void restorePreviousAxesRangeHistory()
Go up one history element in the axis history.
virtual void hideTracers()
Hide the traces (vertical and horizontal).
virtual void mousePseudoButtonKeyReleaseEvent(QKeyEvent *event)

References directionKeyReleaseEvent(), hideTracers(), keyReleaseEventSignal(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_keyboardModifiers, m_leftMousePseudoButtonKey, pappso::BasePlotContext::m_pressedKeyCode, pappso::BasePlotContext::m_releasedKeyCode, m_rightMousePseudoButtonKey, pappso::BasePlotContext::m_selectRectangleWidth, m_shouldTracersBeVisible, pappso::BasePlotContext::m_startDragPoint, mousePseudoButtonKeyReleaseEvent(), plottableDestructionRequestedSignal(), restorePreviousAxesRangeHistory(), showTracers(), and spaceKeyReleaseEvent().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::keyReleaseEvent(), pappso::DriftSpecTracePlotWidget::keyReleaseEvent(), pappso::MassSpecTracePlotWidget::keyReleaseEvent(), pappso::TicXicChromDriftSpecColorMapPlotWidget::keyReleaseEvent(), pappso::TicXicChromMassSpecColorMapPlotWidget::keyReleaseEvent(), and pappso::TicXicChromTracePlotWidget::keyReleaseEvent().

◆ keyReleaseEventSignal

void pappso::BasePlotWidget::keyReleaseEventSignal ( const BasePlotContext context)
signal

Referenced by keyReleaseEvent().

◆ lastCursorHoveredPointSignal

void pappso::BasePlotWidget::lastCursorHoveredPointSignal ( const QPointF &  pointf)
signal

◆ layerableLayerIndex()

int pappso::BasePlotWidget::layerableLayerIndex ( QCPLayerable *  layerable_p) const
protectedvirtual

Definition at line 203 of file baseplotwidget.cpp.

204{
205 if(layerable_p == nullptr)
206 qFatal("Programming error.");
207
208 QCPLayer *layer_p = layerable_p->layer();
209
210 for(int iter = 0; iter < layerCount(); ++iter)
211 {
212 if(layer(iter) == layer_p)
213 return iter;
214 }
215
216 return -1;
217}

◆ layerableLayerName()

QString pappso::BasePlotWidget::layerableLayerName ( QCPLayerable *  layerable_p) const
protectedvirtual

Definition at line 191 of file baseplotwidget.cpp.

192{
193 if(layerable_p == nullptr)
194 qFatal("Programming error.");
195
196 QCPLayer *layer_p = layerable_p->layer();
197
198 return layer_p->name();
199}

◆ mouseMoveHandler()

void pappso::BasePlotWidget::mouseMoveHandler ( QMouseEvent *  event)
virtual

KEYBOARD-related EVENTS.

MOUSE-related EVENTS

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 914 of file baseplotwidget.cpp.

915{
916
917 // If we have no focus, then get it. See setFocus() to understand why asking
918 // for focus is cosly and thus why we want to make this decision first.
919 if(!hasFocus())
920 setFocus();
921
922 //qDebug() << (graph() != nullptr);
923 // if(graph(0) != nullptr)
924 // { // check if the widget contains some graphs
925
926 // The event->button() must be by Qt instructions considered to be 0.
927
928 // Whatever happens, we want to store the plot coordinates of the current
929 // mouse cursor position (will be useful later for countless needs).
930
931 // Fix from Qt5 to Qt6
932#if QT_VERSION < 0x060000
933 QPointF mousePoint = event->localPos();
934#else
935 QPointF mousePoint = event->position();
936#endif
937 //qDebug() << "local mousePoint position in pixels:" << mousePoint;
938
939 m_context.m_lastCursorHoveredPoint.setX(xAxis->pixelToCoord(mousePoint.x()));
940 //qDebug();
941 m_context.m_lastCursorHoveredPoint.setY(yAxis->pixelToCoord(mousePoint.y()));
942 //qDebug();
943
944 // qDebug() << "lastCursorHoveredPoint coord:"
945 //<< m_context.lastCursorHoveredPoint;
946
947 // Now, depending on the button(s) (if any) that are pressed or not, we
948 // have a different processing.
949
950 //qDebug();
951
952 if(m_context.m_pressedMouseButtons & Qt::LeftButton ||
953 m_context.m_pressedMouseButtons & Qt::RightButton)
955 else
957 // }
958 //qDebug();
959 event->accept();
960}
virtual void mouseMoveHandlerDraggingCursor()
virtual void mouseMoveHandlerNotDraggingCursor()
virtual void setFocus()
PLOT ITEMS : TRACER TEXT ITEMS...

References m_context, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_pressedMouseButtons, mouseMoveHandlerDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), and setFocus().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandler(), pappso::DriftSpecTracePlotWidget::mouseMoveHandler(), pappso::MassSpecTracePlotWidget::mouseMoveHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandler(), pappso::TicXicChromTracePlotWidget::mouseMoveHandler(), and setupWidget().

◆ mouseMoveHandlerDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerDraggingCursor ( )
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1028 of file baseplotwidget.cpp.

1029{
1030 qDebug();
1032
1033 // Now store the mouse position data into the the current drag point
1034 // member datum, that will be used in countless occasions later.
1036 m_context.m_keyboardModifiers = QGuiApplication::queryKeyboardModifiers();
1037
1038 // When we drag (either keyboard or mouse), we hide the position markers
1039 // (black) and we show the start and end vertical markers for the region.
1040 // Then, we draw the horizontal region range marker that delimits
1041 // horizontally the dragged-over region.
1042
1043 if(mp_hPosTracerItem != nullptr)
1044 mp_hPosTracerItem->setVisible(false);
1045 if(mp_vPosTracerItem != nullptr)
1046 mp_vPosTracerItem->setVisible(false);
1047
1048 // Only bother with the tracers if the user wants them to be visible.
1050 {
1051
1052 // The vertical end tracer position must be refreshed.
1053 mp_vEndTracerItem->start->setCoords(m_context.m_currentDragPoint.x(),
1054 yAxis->range().upper);
1055
1057 yAxis->range().lower);
1058
1059 mp_vEndTracerItem->setVisible(true);
1060 }
1061
1062 // Whatever the button, when we are dealing with the axes, we do not
1063 // want to show any of the tracers.
1064
1066 {
1067 qDebug();
1068 if(mp_hPosTracerItem != nullptr)
1069 mp_hPosTracerItem->setVisible(false);
1070 if(mp_vPosTracerItem != nullptr)
1071 mp_vPosTracerItem->setVisible(false);
1072
1073 if(mp_vStartTracerItem != nullptr)
1074 mp_vStartTracerItem->setVisible(false);
1075 if(mp_vEndTracerItem != nullptr)
1076 mp_vEndTracerItem->setVisible(false);
1077 }
1078 else
1079 {
1080 qDebug();
1081 // Since we are not dragging the mouse cursor over the axes, make sure
1082 // we store the drag directions in the context, as this might be
1083 // useful for later operations.
1084
1086
1087 // qDebug() << m_context.toString();
1088 }
1089
1090 // Because when we drag the mouse button (whatever the button) we need to
1091 // know what is the drag delta (distance between start point and current
1092 // point of the drag operation) on both axes, ask that these x|y deltas be
1093 // computed.
1094 qDebug();
1096
1097 // Now deal with the BUTTON-SPECIFIC CODE.
1098
1099 if(m_context.m_mouseButtonsAtMousePress & Qt::LeftButton)
1100 {
1101 qDebug();
1103 }
1104 else if(m_context.m_mouseButtonsAtMousePress & Qt::RightButton)
1105 {
1106 qDebug();
1108 }
1109
1110 qDebug();
1111}
Qt::MouseButtons m_mouseButtonsAtMousePress
DragDirections recordDragDirections()
virtual void mouseMoveHandlerLeftButtonDraggingCursor()
virtual void calculateDragDeltas()
virtual void mouseMoveHandlerRightButtonDraggingCursor()

References calculateDragDeltas(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_mouseButtonsAtMousePress, m_shouldTracersBeVisible, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, and pappso::BasePlotContext::recordDragDirections().

Referenced by mouseMoveHandler(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), pappso::DriftSpecTracePlotWidget::mouseMoveHandlerDraggingCursor(), pappso::MassSpecTracePlotWidget::mouseMoveHandlerDraggingCursor(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandlerDraggingCursor(), and pappso::TicXicChromTracePlotWidget::mouseMoveHandlerDraggingCursor().

◆ mouseMoveHandlerLeftButtonDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerLeftButtonDraggingCursor ( )
virtual

Definition at line 1115 of file baseplotwidget.cpp.

1116{
1117 qDebug() << "the left button is dragging.";
1118
1119 // Set the context.m_isMeasuringDistance to false, which later might be set to
1120 // true if effectively we are measuring a distance. This is required because
1121 // the derived widget classes might want to know if they have to perform
1122 // some action on the basis that context is measuring a distance, for
1123 // example the mass spectrum-specific widget might want to compute
1124 // deconvolutions.
1125
1127
1128 // Let's first check if the mouse drag operation originated on either
1129 // axis. In that case, the user is performing axis reframing or rescaling.
1130
1132 {
1133 qDebug() << "Click was on one of the axes.";
1134
1135 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1136 {
1137 // The user is asking a rescale of the plot.
1138
1139 // We know that we do not want the tracers when we perform axis
1140 // rescaling operations.
1141
1142 if(mp_hPosTracerItem != nullptr)
1143 mp_hPosTracerItem->setVisible(false);
1144 if(mp_vPosTracerItem != nullptr)
1145 mp_vPosTracerItem->setVisible(false);
1146
1147 if(mp_vStartTracerItem != nullptr)
1148 mp_vStartTracerItem->setVisible(false);
1149 if(mp_vEndTracerItem != nullptr)
1150 mp_vEndTracerItem->setVisible(false);
1151
1152 // This operation is particularly intensive, thus we want to
1153 // reduce the number of calculations by skipping this calculation
1154 // a number of times. The user can ask for this feature by
1155 // clicking the 'Q' letter.
1156
1157 if(m_context.m_pressedKeyCode == Qt::Key_Q)
1158 {
1160 {
1162 return;
1163 }
1164 else
1165 {
1167 }
1168 }
1169
1170 qDebug() << "Asking that the axes be rescaled.";
1171
1172 axisRescale();
1173 }
1174 else
1175 {
1176 // The user was simply dragging the axis. Just pan, that is slide
1177 // the plot in the same direction as the mouse movement and with the
1178 // same amplitude.
1179
1180 qDebug() << "Asking that the axes be panned.";
1181
1182 axisPan();
1183 }
1184
1185 return;
1186 }
1187
1188 // At this point we understand that the user was not performing any
1189 // panning/rescaling operation by clicking on any one of the axes.. Go on
1190 // with other possibilities.
1191
1192 // Let's check if the user is actually drawing a rectangle (covering a
1193 // real area) or is drawing a line.
1194
1195 // qDebug() << "The mouse dragging did not originate on an axis.";
1196
1198 {
1199 qDebug() << "Apparently the selection is a real rectangle.";
1200
1201 // When we draw a rectangle the tracers are of no use.
1202
1203 if(mp_hPosTracerItem != nullptr)
1204 mp_hPosTracerItem->setVisible(false);
1205 if(mp_vPosTracerItem != nullptr)
1206 mp_vPosTracerItem->setVisible(false);
1207
1208 if(mp_vStartTracerItem != nullptr)
1209 mp_vStartTracerItem->setVisible(false);
1210 if(mp_vEndTracerItem != nullptr)
1211 mp_vEndTracerItem->setVisible(false);
1212
1213 // Draw the rectangle, false, not as line segment and
1214 // false, not for integration
1216
1217 // Draw the selection width/height text
1220
1221 // qDebug() << "The selection polygon:"
1222 //<< m_context.m_selectionPolygon.toString();
1223 }
1224 else
1225 {
1226 qDebug() << "Apparently we are measuring a delta.";
1227
1228 // Draw the rectangle, true, as line segment and
1229 // false, not for integration
1231
1232 // qDebug() << "The selection polygon:"
1233 //<< m_context.m_selectionPolygon.toString();
1234
1235 // The pure position tracers should be hidden.
1236 if(mp_hPosTracerItem != nullptr)
1237 mp_hPosTracerItem->setVisible(true);
1238 if(mp_vPosTracerItem != nullptr)
1239 mp_vPosTracerItem->setVisible(true);
1240
1241 // Then, make sure the region range vertical tracers are visible.
1242 if(mp_vStartTracerItem != nullptr)
1243 mp_vStartTracerItem->setVisible(true);
1244 if(mp_vEndTracerItem != nullptr)
1245 mp_vEndTracerItem->setVisible(true);
1246
1247 // Draw the selection width text
1249 }
1250 qDebug();
1251}
int m_mouseMoveHandlerSkipAmount
How many mouse move events must be skipped *‍/.
virtual void drawSelectionRectangleAndPrepareZoom(bool as_line_segment=false, bool for_integration=false)
int m_mouseMoveHandlerSkipCount
Counter to handle the "fat data" mouse move event handling.
virtual void drawYDeltaFeatures()
virtual bool isVerticalDisplacementAboveThreshold()
virtual void drawXDeltaFeatures()
virtual void axisRescale()
RANGE-related functions.

References axisPan(), axisRescale(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), isVerticalDisplacementAboveThreshold(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, pappso::BasePlotContext::m_keyboardModifiers, m_mouseMoveHandlerSkipAmount, m_mouseMoveHandlerSkipCount, pappso::BasePlotContext::m_pressedKeyCode, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by mouseMoveHandlerDraggingCursor().

◆ mouseMoveHandlerNotDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerNotDraggingCursor ( )
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 964 of file baseplotwidget.cpp.

965{
966
967 //qDebug();
969
970 //qDebug();
971 // We are not dragging the mouse (no button pressed), simply let this
972 // widget's consumer know the position of the cursor and update the markers.
973 // The consumer of this widget will update mouse cursor position at
974 // m_context.m_lastCursorHoveredPoint if so needed.
975
977
978 //qDebug();
979
980 // We are not dragging, so we do not show the region end tracer we only
981 // show the anchoring start trace that might be of use if the user starts
982 // using the arrow keys to move the cursor.
983 if(mp_vEndTracerItem != nullptr)
984 mp_vEndTracerItem->setVisible(false);
985
986 //qDebug();
987 // Only bother with the tracers if the user wants them to be visible.
988 // Their crossing point must be exactly at the last cursor-hovered point.
989
991 {
992 // We are not dragging, so only show the position markers (v and h);
993
994 //qDebug();
995 if(mp_hPosTracerItem != nullptr)
996 {
997 // Horizontal position tracer.
998 mp_hPosTracerItem->setVisible(true);
999 mp_hPosTracerItem->start->setCoords(
1000 xAxis->range().lower, m_context.m_lastCursorHoveredPoint.y());
1001 mp_hPosTracerItem->end->setCoords(
1002 xAxis->range().upper, m_context.m_lastCursorHoveredPoint.y());
1003 }
1004
1005 //qDebug();
1006 // Vertical position tracer.
1007 if(mp_vPosTracerItem != nullptr)
1008 {
1009 mp_vPosTracerItem->setVisible(true);
1010
1011 mp_vPosTracerItem->setVisible(true);
1012 mp_vPosTracerItem->start->setCoords(
1013 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().upper);
1014 mp_vPosTracerItem->end->setCoords(
1015 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().lower);
1016 }
1017
1018 //qDebug();
1019 replot();
1020 }
1021
1022
1023 return;
1024}
void lastCursorHoveredPointSignal(const QPointF &pointf)

References lastCursorHoveredPointSignal(), m_context, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_lastCursorHoveredPoint, m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, and mp_vPosTracerItem.

Referenced by mouseMoveHandler(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::DriftSpecTracePlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::MassSpecTracePlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseMoveHandlerNotDraggingCursor(), and pappso::TicXicChromTracePlotWidget::mouseMoveHandlerNotDraggingCursor().

◆ mouseMoveHandlerRightButtonDraggingCursor()

void pappso::BasePlotWidget::mouseMoveHandlerRightButtonDraggingCursor ( )
virtual

Definition at line 1255 of file baseplotwidget.cpp.

1256{
1257 qDebug() << "the right button is dragging.";
1258
1259 // Set the context.m_isMeasuringDistance to false, which later might be set to
1260 // true if effectively we are measuring a distance. This is required because
1261 // the derived widgets might want to know if they have to perform some
1262 // action on the basis that context is measuring a distance, for example the
1263 // mass spectrum-specific widget might want to compute deconvolutions.
1264
1266
1268 {
1269 // qDebug() << "Apparently the selection is a real rectangle.";
1270
1271 // When we draw a rectangle the tracers are of no use.
1272
1273 if(mp_hPosTracerItem != nullptr)
1274 mp_hPosTracerItem->setVisible(false);
1275 if(mp_vPosTracerItem != nullptr)
1276 mp_vPosTracerItem->setVisible(false);
1277
1278 if(mp_vStartTracerItem != nullptr)
1279 mp_vStartTracerItem->setVisible(false);
1280 if(mp_vEndTracerItem != nullptr)
1281 mp_vEndTracerItem->setVisible(false);
1282
1283 // Draw the rectangle, false for as_line_segment and true, for
1284 // integration.
1286
1287 // Draw the selection width/height text
1290 }
1291 else
1292 {
1293 // qDebug() << "Apparently the selection is a not a rectangle.";
1294
1295 // Draw the rectangle, true, as line segment and
1296 // false, true for integration
1298
1299 // Draw the selection width text
1301 }
1302
1303 // Draw the selection width text
1305}

References drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), isVerticalDisplacementAboveThreshold(), m_context, pappso::BasePlotContext::m_isMeasuringDistance, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by mouseMoveHandlerDraggingCursor().

◆ mousePressHandler()

void pappso::BasePlotWidget::mousePressHandler ( QMouseEvent *  event)
virtual

KEYBOARD-related EVENTS.

MOUSE-related EVENTS

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1309 of file baseplotwidget.cpp.

1310{
1311 // When the user clicks this widget it has to take focus.
1312 setFocus();
1313
1314 // Fix from Qt5 to Qt6
1315 // QPointF mousePoint = event->localPos();
1316
1317#if QT_VERSION < 0x060000
1318 QPointF mousePoint = event->localPos();
1319#else
1320 QPointF mousePoint = event->position();
1321#endif
1322
1323 m_context.m_lastPressedMouseButton = event->button();
1324 m_context.m_mouseButtonsAtMousePress = event->buttons();
1325
1326 // The pressedMouseButtons must continually inform on the status of
1327 // pressed buttons so add the pressed button.
1328 m_context.m_pressedMouseButtons |= event->button();
1329
1330 qDebug().noquote() << m_context.toString();
1331
1332 // In all the processing of the events, we need to know if the user is
1333 // clicking somewhere with the intent to change the plot ranges (reframing
1334 // or rescaling the plot).
1335 //
1336 // Reframing the plot means that the new x and y axes ranges are modified
1337 // so that they match the region that the user has encompassed by left
1338 // clicking the mouse and dragging it over the plot. That is we reframe
1339 // the plot so that it contains only the "selected" region.
1340 //
1341 // Rescaling the plot means the the new x|y axis range is modified such
1342 // that the lower axis range is constant and the upper axis range is moved
1343 // either left or right by the same amont as the x|y delta encompassed by
1344 // the user moving the mouse. The axis is thus either compressed (mouse
1345 // movement is leftwards) or un-compressed (mouse movement is rightwards).
1346
1347 // There are two ways to perform axis range modifications:
1348 //
1349 // 1. By clicking on any of the axes
1350 // 2. By clicking on the plot region but using keyboard key modifiers,
1351 // like Alt and Ctrl.
1352 //
1353 // We need to know both cases separately which is why we need to perform a
1354 // number of tests below.
1355
1356 // Let's check if the click is on the axes, either X or Y, because that
1357 // will allow us to take proper actions.
1358
1359 if(isClickOntoXAxis(mousePoint))
1360 {
1361 // The X axis was clicked upon, we need to document that:
1362 // qDebug() << __FILE__ << __LINE__
1363 //<< "Layout element is axisRect and actually on an X axis part.";
1364
1366
1367 // int currentInteractions = interactions();
1368 // currentInteractions |= QCP::iRangeDrag;
1369 // setInteractions((QCP::Interaction)currentInteractions);
1370 // axisRect()->setRangeDrag(xAxis->orientation());
1371 }
1372 else
1374
1375 if(isClickOntoYAxis(mousePoint))
1376 {
1377 // The Y axis was clicked upon, we need to document that:
1378 // qDebug() << __FILE__ << __LINE__
1379 //<< "Layout element is axisRect and actually on an Y axis part.";
1380
1382
1383 // int currentInteractions = interactions();
1384 // currentInteractions |= QCP::iRangeDrag;
1385 // setInteractions((QCP::Interaction)currentInteractions);
1386 // axisRect()->setRangeDrag(yAxis->orientation());
1387 }
1388 else
1390
1391 // At this point, let's see if we need to remove the QCP::iRangeDrag bit:
1392
1394 {
1395 // qDebug() << __FILE__ << __LINE__
1396 // << "Click outside of axes.";
1397
1398 // int currentInteractions = interactions();
1399 // currentInteractions = currentInteractions & ~QCP::iRangeDrag;
1400 // setInteractions((QCP::Interaction)currentInteractions);
1401 }
1402
1403 m_context.m_startDragPoint.setX(xAxis->pixelToCoord(mousePoint.x()));
1404 m_context.m_startDragPoint.setY(yAxis->pixelToCoord(mousePoint.y()));
1405
1406 // Now install the vertical start tracer at the last cursor hovered
1407 // position.
1408 if((m_shouldTracersBeVisible) && (mp_vStartTracerItem != nullptr))
1409 mp_vStartTracerItem->setVisible(true);
1410
1411 if(mp_vStartTracerItem != nullptr)
1412 {
1413 mp_vStartTracerItem->start->setCoords(
1414 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().upper);
1415 mp_vStartTracerItem->end->setCoords(
1416 m_context.m_lastCursorHoveredPoint.x(), yAxis->range().lower);
1417 }
1418
1419 replot();
1420}
Qt::MouseButtons m_lastPressedMouseButton
bool isClickOntoYAxis(const QPointF &mousePoint)
bool isClickOntoXAxis(const QPointF &mousePoint)

References isClickOntoXAxis(), isClickOntoYAxis(), m_context, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_lastPressedMouseButton, pappso::BasePlotContext::m_mouseButtonsAtMousePress, pappso::BasePlotContext::m_pressedMouseButtons, m_shouldTracersBeVisible, pappso::BasePlotContext::m_startDragPoint, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, mp_vStartTracerItem, setFocus(), and pappso::BasePlotContext::toString().

Referenced by pappso::DriftSpecMassSpecColorMapPlotWidget::mousePressHandler(), pappso::DriftSpecTracePlotWidget::mousePressHandler(), pappso::MassSpecTracePlotWidget::mousePressHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mousePressHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mousePressHandler(), pappso::TicXicChromTracePlotWidget::mousePressHandler(), mousePseudoButtonKeyReleaseEvent(), and setupWidget().

◆ mousePseudoButtonKeyPressEvent()

void pappso::BasePlotWidget::mousePseudoButtonKeyPressEvent ( QKeyEvent *  event)
virtual

Definition at line 839 of file baseplotwidget.cpp.

841{
842 // qDebug();
843}

Referenced by keyPressEvent().

◆ mousePseudoButtonKeyReleaseEvent()

void pappso::BasePlotWidget::mousePseudoButtonKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 847 of file baseplotwidget.cpp.

848{
849
850 QPointF pixel_coordinates(
851 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()),
852 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()));
853
854 Qt::MouseButton button = Qt::NoButton;
855 QEvent::Type q_event_type = QEvent::MouseButtonPress;
856
857 if(event->key() == m_leftMousePseudoButtonKey)
858 {
859 // Toggles the left mouse button on/off
860
861 button = Qt::LeftButton;
862
865
867 q_event_type = QEvent::MouseButtonPress;
868 else
869 q_event_type = QEvent::MouseButtonRelease;
870 }
871 else if(event->key() == m_rightMousePseudoButtonKey)
872 {
873 // Toggles the right mouse button.
874
875 button = Qt::RightButton;
876
879
881 q_event_type = QEvent::MouseButtonPress;
882 else
883 q_event_type = QEvent::MouseButtonRelease;
884 }
885
886 // qDebug() << "pressed/released pseudo button:" << button
887 //<< "q_event_type:" << q_event_type;
888
889 // Synthesize a QMouseEvent and use it.
890
891 QMouseEvent *mouse_event_p =
892 new QMouseEvent(q_event_type,
893 pixel_coordinates,
894 mapToGlobal(pixel_coordinates.toPoint()),
895 mapToGlobal(pixel_coordinates.toPoint()),
896 button,
897 button,
899 Qt::MouseEventSynthesizedByApplication);
900
901 if(q_event_type == QEvent::MouseButtonPress)
902 mousePressHandler(mouse_event_p);
903 else
904 mouseReleaseHandler(mouse_event_p);
905
906 // event->accept();
907}
virtual void mousePressHandler(QMouseEvent *event)
KEYBOARD-related EVENTS.
virtual void mouseReleaseHandler(QMouseEvent *event)

References m_context, pappso::BasePlotContext::m_isLeftPseudoButtonKeyPressed, pappso::BasePlotContext::m_isRightPseudoButtonKeyPressed, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, m_leftMousePseudoButtonKey, m_rightMousePseudoButtonKey, mousePressHandler(), and mouseReleaseHandler().

Referenced by keyReleaseEvent().

◆ mouseReleaseEventSignal

void pappso::BasePlotWidget::mouseReleaseEventSignal ( const BasePlotContext context)
signal

◆ mouseReleaseHandler()

void pappso::BasePlotWidget::mouseReleaseHandler ( QMouseEvent *  event)
virtual

Reimplemented in pappso::DriftSpecMassSpecColorMapPlotWidget, pappso::DriftSpecTracePlotWidget, pappso::MassSpecTracePlotWidget, pappso::TicXicChromDriftSpecColorMapPlotWidget, pappso::TicXicChromMassSpecColorMapPlotWidget, and pappso::TicXicChromTracePlotWidget.

Definition at line 1424 of file baseplotwidget.cpp.

1425{
1426 // Now the real code of this function.
1427
1428 m_context.m_lastReleasedMouseButton = event->button();
1429
1430 // The event->buttons() is the description of the buttons that are pressed at
1431 // the moment the handler is invoked, that is now. If left and right were
1432 // pressed, and left was released, event->buttons() would be right.
1433 m_context.m_mouseButtonsAtMouseRelease = event->buttons();
1434
1435 // The pressedMouseButtons must continually inform on the status of pressed
1436 // buttons so remove the released button.
1437 m_context.m_pressedMouseButtons ^= event->button();
1438
1439 // qDebug().noquote() << m_context.toString();
1440
1441 // We'll need to know if modifiers were pressed a the moment the user
1442 // released the mouse button.
1443 m_context.m_keyboardModifiers = QGuiApplication::keyboardModifiers();
1444
1446 {
1447 // Let the user know that the mouse was *not* being dragged.
1449
1450 event->accept();
1451
1452 return;
1453 }
1454
1455 // Let the user know that the mouse was being dragged.
1457
1458 // We cannot hide all items in one go because we rely on their visibility
1459 // to know what kind of dragging operation we need to perform (line-only
1460 // X-based zoom or rectangle-based X- and Y-based zoom, for example). The
1461 // only thing we know is that we can make the text invisible.
1462
1463 // Same for the x delta text item
1464 mp_xDeltaTextItem->setVisible(false);
1465 mp_yDeltaTextItem->setVisible(false);
1466
1467 // We do not show the end vertical region range marker.
1468 mp_vEndTracerItem->setVisible(false);
1469
1470 // Horizontal position tracer.
1471 mp_hPosTracerItem->setVisible(true);
1472 mp_hPosTracerItem->start->setCoords(xAxis->range().lower,
1474 mp_hPosTracerItem->end->setCoords(xAxis->range().upper,
1476
1477 // Vertical position tracer.
1478 mp_vPosTracerItem->setVisible(true);
1479
1480 mp_vPosTracerItem->setVisible(true);
1482 yAxis->range().upper);
1484 yAxis->range().lower);
1485
1486 // Force replot now because later that call might not be performed.
1487 replot();
1488
1489 // If we were using the "quantum" display for the rescale of the axes
1490 // using the Ctrl-modified left button click drag in the axes, then reset
1491 // the count to 0.
1493
1494 // Now that we have computed the useful ranges, we need to check what to do
1495 // depending on the button that was pressed.
1496
1497 if(m_context.m_lastReleasedMouseButton == Qt::LeftButton)
1498 {
1500 }
1501 else if(m_context.m_lastReleasedMouseButton == Qt::RightButton)
1502 {
1504 }
1505
1506 // By definition we are stopping the drag operation by releasing the mouse
1507 // button. Whatever that mouse button was pressed before and if there was
1508 // one pressed before. We cannot set that boolean value to false before
1509 // this place, because we call a number of routines above that need to know
1510 // that dragging was occurring. Like mouseReleaseHandledEvent(event) for
1511 // example.
1512
1514
1515 event->accept();
1516
1517 return;
1518}
Qt::MouseButtons m_mouseButtonsAtMouseRelease
Qt::MouseButtons m_lastReleasedMouseButton
virtual void mouseReleaseHandlerRightButton()
virtual void mouseReleaseHandlerLeftButton()

References m_context, pappso::BasePlotContext::m_isMouseDragging, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_lastCursorHoveredPoint, pappso::BasePlotContext::m_lastReleasedMouseButton, pappso::BasePlotContext::m_mouseButtonsAtMouseRelease, m_mouseMoveHandlerSkipCount, pappso::BasePlotContext::m_pressedMouseButtons, pappso::BasePlotContext::m_wasMouseDragging, mouseReleaseHandlerLeftButton(), mouseReleaseHandlerRightButton(), mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by mousePseudoButtonKeyReleaseEvent(), pappso::DriftSpecMassSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::DriftSpecTracePlotWidget::mouseReleaseHandler(), pappso::MassSpecTracePlotWidget::mouseReleaseHandler(), pappso::TicXicChromDriftSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::TicXicChromMassSpecColorMapPlotWidget::mouseReleaseHandler(), pappso::TicXicChromTracePlotWidget::mouseReleaseHandler(), and setupWidget().

◆ mouseReleaseHandlerLeftButton()

void pappso::BasePlotWidget::mouseReleaseHandlerLeftButton ( )
virtual

Definition at line 1522 of file baseplotwidget.cpp.

1523{
1524
1526 {
1527
1528 // When the mouse move handler pans the plot, we cannot store each axes
1529 // range history element that would mean store a huge amount of such
1530 // elements, as many element as there are mouse move event handled by
1531 // the Qt event queue. But we can store an axis range history element
1532 // for the last situation of the mouse move: when the button is
1533 // released:
1534
1536
1538
1539 replot();
1540
1541 // Nothing else to do.
1542 return;
1543 }
1544
1545 // There are two possibilities:
1546 //
1547 // 1. The full selection polygon (four lines) were currently drawn, which
1548 // means the user was willing to perform a zoom operation
1549 //
1550 // 2. Only the first top line was drawn, which means the user was dragging
1551 // the cursor horizontally. That might have two ends, as shown below.
1552
1553 // So, first check what is drawn of the selection polygon.
1554
1555 PolygonType current_selection_polygon_type =
1557
1558 // Now that we know what was currently drawn of the selection polygon, we can
1559 // remove it. true to reset the values to 0.
1561
1562 // Force replot now because later that call might not be performed.
1563 replot();
1564
1565 if(current_selection_polygon_type == PolygonType::FULL_POLYGON)
1566 {
1567 // qDebug() << "Yes, the full polygon was visible";
1568
1569 // If we were dragging with the left button pressed and could draw a
1570 // rectangle, then we were preparing a zoom operation. Let's bring that
1571 // operation to its accomplishment.
1572
1573 axisZoom();
1574
1575 // qDebug() << "The selection polygon:"
1576 //<< m_context.m_selectionPolygon.toString();
1577
1578 return;
1579 }
1580 else if(current_selection_polygon_type == PolygonType::TOP_LINE)
1581 {
1582 // qDebug() << "No, only the top line of the full polygon was visible";
1583
1584 // The user was dragging the left mouse cursor and that may mean they were
1585 // measuring a distance or willing to perform a special zoom operation if
1586 // the Ctrl key was down.
1587
1588 // If the user started by clicking in the plot region, dragged the mouse
1589 // cursor with the left button and pressed the Ctrl modifier, then that
1590 // means that they wanted to do a rescale over the x-axis in the form of a
1591 // reframing.
1592
1593 if(m_context.m_keyboardModifiers & Qt::ControlModifier)
1594 {
1595 return axisReframe();
1596
1597 // qDebug() << "The selection polygon:"
1598 //<< m_context.m_selectionPolygon.toString();
1599 }
1600 }
1601 // else
1602 // qDebug() << "Another possibility.";
1603}
virtual PolygonType whatIsVisibleOfTheSelectionRectangle()

References axisReframe(), axisZoom(), pappso::FULL_POLYGON, hideSelectionRectangle(), m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_wasClickOnXAxis, pappso::BasePlotContext::m_wasClickOnYAxis, plotRangesChangedSignal(), pappso::TOP_LINE, updateAxesRangeHistory(), and whatIsVisibleOfTheSelectionRectangle().

Referenced by mouseReleaseHandler().

◆ mouseReleaseHandlerRightButton()

void pappso::BasePlotWidget::mouseReleaseHandlerRightButton ( )
virtual

Definition at line 1607 of file baseplotwidget.cpp.

1608{
1609 qDebug();
1610 // The right button is used for the integrations. Not for axis range
1611 // operations. So all we have to do is remove the various graphics items and
1612 // send a signal with the context that contains all the data required by the
1613 // user to perform the integrations over the right plot regions.
1614
1615 // Whatever we were doing we need to make the selection line invisible:
1616
1617 if(mp_xDeltaTextItem->visible())
1618 mp_xDeltaTextItem->setVisible(false);
1619 if(mp_yDeltaTextItem->visible())
1620 mp_yDeltaTextItem->setVisible(false);
1621
1622 // Also make the vertical end tracer invisible.
1623 mp_vEndTracerItem->setVisible(false);
1624
1625 // Once the integration is asked for, then the selection rectangle if of no
1626 // more use.
1628
1629 // Force replot now because later that call might not be performed.
1630 replot();
1631
1632 // Note that we only request an integration if the x-axis delta is enough.
1633
1634 double x_delta_pixel =
1635 fabs(xAxis->coordToPixel(m_context.m_currentDragPoint.x()) -
1636 xAxis->coordToPixel(m_context.m_startDragPoint.x()));
1637
1638 if(x_delta_pixel > 3)
1640 // else
1641 qDebug() << "Not asking for integration.";
1642}
void integrationRequestedSignal(const BasePlotContext &context)

References hideSelectionRectangle(), integrationRequestedSignal(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_startDragPoint, mp_vEndTracerItem, mp_xDeltaTextItem, and mp_yDeltaTextItem.

Referenced by mouseReleaseHandler().

◆ mouseWheelEventSignal

void pappso::BasePlotWidget::mouseWheelEventSignal ( const BasePlotContext context)
signal

Referenced by mouseWheelHandler().

◆ mouseWheelHandler()

void pappso::BasePlotWidget::mouseWheelHandler ( QWheelEvent *  event)
virtual

Definition at line 1646 of file baseplotwidget.cpp.

1647{
1648 // We should record the new range values each time the wheel is used to
1649 // zoom/unzoom.
1650
1651 m_context.m_xRange = QCPRange(xAxis->range());
1652 m_context.m_yRange = QCPRange(yAxis->range());
1653
1654 // qDebug() << "New x range: " << m_context.m_xRange;
1655 // qDebug() << "New y range: " << m_context.m_yRange;
1656
1658
1661
1662 event->accept();
1663}
void mouseWheelEventSignal(const BasePlotContext &context)

References m_context, pappso::BasePlotContext::m_xRange, pappso::BasePlotContext::m_yRange, mouseWheelEventSignal(), plotRangesChangedSignal(), and updateAxesRangeHistory().

Referenced by setupWidget().

◆ moveMouseCursorGraphCoordToGlobal()

void pappso::BasePlotWidget::moveMouseCursorGraphCoordToGlobal ( QPointF  plot_coordinates)
virtual

Definition at line 1802 of file baseplotwidget.cpp.

1803{
1804 // First convert the graph coordinates to pixel coordinates.
1805
1806 QPointF pixels_coordinates(xAxis->coordToPixel(graph_coordinates.x()),
1807 yAxis->coordToPixel(graph_coordinates.y()));
1808
1809 moveMouseCursorPixelCoordToGlobal(pixels_coordinates.toPoint());
1810}

References moveMouseCursorPixelCoordToGlobal().

◆ moveMouseCursorPixelCoordToGlobal()

void pappso::BasePlotWidget::moveMouseCursorPixelCoordToGlobal ( QPointF  local_coordinates)
virtual

Definition at line 1814 of file baseplotwidget.cpp.

1815{
1816 // qDebug() << "Calling set pos with new cursor position.";
1817 QCursor::setPos(mapToGlobal(pixel_coordinates.toPoint()));
1818}

Referenced by horizontalMoveMouseCursorCountPixels(), moveMouseCursorGraphCoordToGlobal(), and verticalMoveMouseCursorCountPixels().

◆ plotRangesChangedSignal

◆ plottableDestructionRequestedSignal

void pappso::BasePlotWidget::plottableDestructionRequestedSignal ( BasePlotWidget base_plot_widget_p,
QCPAbstractPlottable *  plottable_p,
const BasePlotContext context 
)
signal

Referenced by keyReleaseEvent().

◆ plottableSelectionChangedSignal

void pappso::BasePlotWidget::plottableSelectionChangedSignal ( QCPAbstractPlottable *  plottable_p,
bool  selected 
)
signal

◆ redrawPlotBackground()

void pappso::BasePlotWidget::redrawPlotBackground ( QWidget *  focusedPlotWidget)
virtual

Redraw the background of the focusedPlotWidget plot widget.

Definition at line 3233 of file baseplotwidget.cpp.

3234{
3235 if(focusedPlotWidget == nullptr)
3236 throw ExceptionNotPossible(
3237 "baseplotwidget.cpp @ redrawPlotBackground(QWidget *focusedPlotWidget "
3238 "-- "
3239 "ERROR focusedPlotWidget cannot be nullptr.");
3240
3241 if(dynamic_cast<QWidget *>(this) != focusedPlotWidget)
3242 {
3243 // The focused widget is not *this widget. We should make sure that
3244 // we were not the one that had the focus, because in this case we
3245 // need to redraw an unfocused background.
3246
3247 axisRect()->setBackground(m_unfocusedBrush);
3248 }
3249 else
3250 {
3251 axisRect()->setBackground(m_focusedBrush);
3252 }
3253
3254 replot();
3255}
QBrush m_focusedBrush
Color used for the background of focused plot.
QBrush m_unfocusedBrush
Color used for the background of unfocused plot.

References m_focusedBrush, and m_unfocusedBrush.

◆ replotWithAxesRanges()

void pappso::BasePlotWidget::replotWithAxesRanges ( QCPRange  xAxisRange,
QCPRange  yAxisRange,
Axis  axis 
)
virtual

Definition at line 2227 of file baseplotwidget.cpp.

2230{
2231 // qDebug() << "With axis:" << (int)axis;
2232
2233 if(static_cast<int>(axis) & static_cast<int>(Axis::x))
2234 {
2235 xAxis->setRange(xAxisRange.lower, xAxisRange.upper);
2236 }
2237
2238 if(static_cast<int>(axis) & static_cast<int>(Axis::y))
2239 {
2240 yAxis->setRange(yAxisRange.lower, yAxisRange.upper);
2241 }
2242
2243 // We do not want to update the history, because there would be way too
2244 // much history items, since this function is called upon mouse moving
2245 // handling and not only during mouse release events.
2246 // updateAxesRangeHistory();
2247
2248 replot();
2249}

References pappso::x, and pappso::y.

◆ replotWithAxisRangeX()

void pappso::BasePlotWidget::replotWithAxisRangeX ( double  lower,
double  upper 
)
virtual

Definition at line 2253 of file baseplotwidget.cpp.

2254{
2255 // qDebug();
2256
2257 xAxis->setRange(lower, upper);
2258
2259 replot();
2260}

◆ replotWithAxisRangeY()

void pappso::BasePlotWidget::replotWithAxisRangeY ( double  lower,
double  upper 
)
virtual

Definition at line 2264 of file baseplotwidget.cpp.

2265{
2266 // qDebug();
2267
2268 yAxis->setRange(lower, upper);
2269
2270 replot();
2271}

◆ resetAxesRangeHistory()

void pappso::BasePlotWidget::resetAxesRangeHistory ( )
virtual

Definition at line 485 of file baseplotwidget.cpp.

486{
487 m_xAxisRangeHistory.clear();
488 m_yAxisRangeHistory.clear();
489
490 m_xAxisRangeHistory.push_back(new QCPRange(xAxis->range()));
491 m_yAxisRangeHistory.push_back(new QCPRange(yAxis->range()));
492
493 // qDebug() << "size of history:" << m_xAxisRangeHistory.size()
494 //<< "setting index to 0";
495
496 // qDebug() << "resetting axes history to values:" << xAxis->range().lower
497 //<< "--" << xAxis->range().upper << "and" << yAxis->range().lower
498 //<< "--" << yAxis->range().upper;
499
501}
std::size_t m_lastAxisRangeHistoryIndex
Index of the last axis range history item.

References m_lastAxisRangeHistoryIndex, m_xAxisRangeHistory, and m_yAxisRangeHistory.

Referenced by pappso::BaseColorMapPlotWidget::addColorMap(), pappso::BaseTracePlotWidget::addTrace(), axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), pappso::BaseTracePlotWidget::clearGraphData(), and pappso::BaseTracePlotWidget::setGraphData().

◆ resetSelectionRectangle()

void pappso::BasePlotWidget::resetSelectionRectangle ( )
virtual

◆ restoreAxesRangeHistory()

void pappso::BasePlotWidget::restoreAxesRangeHistory ( std::size_t  index)
virtual

Get the axis histories at index index and update the plot ranges.

Parameters
indexindex at which to select the axis history item.
See also
updateAxesRangeHistory().

Definition at line 562 of file baseplotwidget.cpp.

563{
564 // qDebug() << "Axes history size:" << m_xAxisRangeHistory.size()
565 //<< "current index:" << m_lastAxisRangeHistoryIndex
566 //<< "asking to restore index:" << index;
567
568 if(index >= m_xAxisRangeHistory.size())
569 {
570 // qDebug() << "index >= history size. Returning.";
571 return;
572 }
573
574 // We want to go back to the range history item at index, which means we want
575 // to pop back all the items between index+1 and size-1.
576
577 while(m_xAxisRangeHistory.size() > index + 1)
578 m_xAxisRangeHistory.pop_back();
579
580 if(m_xAxisRangeHistory.size() - 1 != index)
581 qFatal("Programming error.");
582
583 xAxis->setRange(*(m_xAxisRangeHistory.at(index)));
584 yAxis->setRange(*(m_yAxisRangeHistory.at(index)));
585
587
588 mp_vPosTracerItem->setVisible(false);
589 mp_hPosTracerItem->setVisible(false);
590
591 mp_vStartTracerItem->setVisible(false);
592 mp_vEndTracerItem->setVisible(false);
593
594
595 // The start tracer will keep beeing represented at the last position and last
596 // size even if we call this function repetitively. So actually do not show,
597 // it will reappare as soon as the mouse is moved.
598 // if(m_shouldTracersBeVisible)
599 //{
600 // mp_vStartTracerItem->setVisible(true);
601 //}
602
603 replot();
604
606
607 // qDebug() << "restored axes history to index:" << index
608 //<< "with values:" << xAxis->range().lower << "--"
609 //<< xAxis->range().upper << "and" << yAxis->range().lower << "--"
610 //<< yAxis->range().upper;
611
613}
virtual void hideAllPlotItems()
PLOTTING / REPLOTTING functions.

References hideAllPlotItems(), m_context, m_xAxisRangeHistory, m_yAxisRangeHistory, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, mp_vStartTracerItem, plotRangesChangedSignal(), and updateContextXandYAxisRanges().

Referenced by restorePreviousAxesRangeHistory().

◆ restorePreviousAxesRangeHistory()

void pappso::BasePlotWidget::restorePreviousAxesRangeHistory ( )
virtual

Go up one history element in the axis history.

If possible, back up one history item in the axis histories and update the plot's x/y-axis ranges to match that history item.

Definition at line 534 of file baseplotwidget.cpp.

535{
536 // qDebug() << "axes history size:" << m_xAxisRangeHistory.size()
537 //<< "current index:" << m_lastAxisRangeHistoryIndex;
538
540 {
541 // qDebug() << "current index is 0 returning doing nothing";
542
543 return;
544 }
545
546 // qDebug() << "Setting index to:" << m_lastAxisRangeHistoryIndex - 1
547 //<< "and restoring axes history to that index";
548
550}
virtual void restoreAxesRangeHistory(std::size_t index)
Get the axis histories at index index and update the plot ranges.

References m_lastAxisRangeHistoryIndex, and restoreAxesRangeHistory().

Referenced by keyReleaseEvent().

◆ setAxisLabelX()

void pappso::BasePlotWidget::setAxisLabelX ( const QString &  label)
virtual

Definition at line 470 of file baseplotwidget.cpp.

471{
472 xAxis->setLabel(label);
473}

◆ setAxisLabelY()

void pappso::BasePlotWidget::setAxisLabelY ( const QString &  label)
virtual

Definition at line 477 of file baseplotwidget.cpp.

478{
479 yAxis->setLabel(label);
480}

◆ setFocus()

void pappso::BasePlotWidget::setFocus ( )
virtual

PLOT ITEMS : TRACER TEXT ITEMS...

Definition at line 3219 of file baseplotwidget.cpp.

3220{
3221 // qDebug() << "Setting focus to the QCustomPlot:" << this;
3222
3223 QCustomPlot::setFocus();
3224
3225 // qDebug() << "Emitting setFocusSignal().";
3226
3227 emit setFocusSignal();
3228}

References setFocusSignal().

Referenced by mouseMoveHandler(), and mousePressHandler().

◆ setFocusSignal

void pappso::BasePlotWidget::setFocusSignal ( )
signal

Referenced by setFocus().

◆ setPen()

void pappso::BasePlotWidget::setPen ( const QPen &  pen)
virtual

Definition at line 401 of file baseplotwidget.cpp.

402{
403 m_pen = pen;
404}

References m_pen.

◆ setPlottingColor() [1/2]

void pappso::BasePlotWidget::setPlottingColor ( int  index,
const QColor &  new_color 
)
virtual

Definition at line 433 of file baseplotwidget.cpp.

434{
435 if(!new_color.isValid())
436 return;
437
438 QCPGraph *graph_p = graph(index);
439
440 if(graph_p == nullptr)
441 qFatal("Programming error.");
442
443 return setPlottingColor(graph_p, new_color);
444}
virtual void setPlottingColor(QCPAbstractPlottable *plottable_p, const QColor &new_color)

References setPlottingColor().

◆ setPlottingColor() [2/2]

void pappso::BasePlotWidget::setPlottingColor ( QCPAbstractPlottable *  plottable_p,
const QColor &  new_color 
)
virtual

Reimplemented in pappso::BaseColorMapPlotWidget.

Definition at line 415 of file baseplotwidget.cpp.

417{
418 if(plottable_p == nullptr)
419 qFatal("Pointer cannot be nullptr.");
420
421 // First this single-graph widget
422 QPen pen;
423
424 pen = plottable_p->pen();
425 pen.setColor(new_color);
426 plottable_p->setPen(pen);
427
428 replot();
429}

Referenced by setPlottingColor().

◆ setupWidget()

bool pappso::BasePlotWidget::setupWidget ( )
virtual

Definition at line 343 of file baseplotwidget.cpp.

344{
345 // qDebug();
346
347 // By default the widget comes with a graph. Remove it.
348
349 if(graphCount())
350 {
351 // QCPLayer *layer_p = graph(0)->layer();
352 // qDebug() << "The graph was on layer:" << layer_p->name();
353
354 // As of today 20210313, the graph is created on the currentLayer(), that
355 // is "main".
356
357 removeGraph(0);
358 }
359
360 // The general idea is that we do want custom layers for the trace|colormap
361 // plots.
362
363 // qDebug().noquote() << "Right before creating the new layer, layers:\n"
364 //<< allLayerNamesToString();
365
366 // Add the layer that will store all the plots and all the ancillary items.
367 addLayer(
368 "plotsLayer", layer("background"), QCustomPlot::LayerInsertMode::limAbove);
369 // qDebug().noquote() << "Added new plotsLayer, layers:\n"
370 //<< allLayerNamesToString();
371
372 // This is required so that we get the keyboard events.
373 setFocusPolicy(Qt::StrongFocus);
374 setInteractions(QCP::iRangeZoom | QCP::iSelectPlottables | QCP::iMultiSelect);
375
376 // We want to capture the signals emitted by the QCustomPlot base class.
377 connect(
378 this, &QCustomPlot::mouseMove, this, &BasePlotWidget::mouseMoveHandler);
379
380 connect(
381 this, &QCustomPlot::mousePress, this, &BasePlotWidget::mousePressHandler);
382
383 connect(this,
384 &QCustomPlot::mouseRelease,
385 this,
387
388 connect(
389 this, &QCustomPlot::mouseWheel, this, &BasePlotWidget::mouseWheelHandler);
390
391 connect(this,
392 &QCustomPlot::axisDoubleClick,
393 this,
395
396 return true;
397}
virtual void mouseWheelHandler(QWheelEvent *event)
virtual void axisDoubleClickHandler(QCPAxis *axis, QCPAxis::SelectablePart part, QMouseEvent *event)
virtual void mouseMoveHandler(QMouseEvent *event)
KEYBOARD-related EVENTS.

References axisDoubleClickHandler(), mouseMoveHandler(), mousePressHandler(), mouseReleaseHandler(), and mouseWheelHandler().

Referenced by BasePlotWidget().

◆ showTracers()

void pappso::BasePlotWidget::showTracers ( )
virtual

Show the traces (vertical and horizontal).

Definition at line 2296 of file baseplotwidget.cpp.

2297{
2299
2300 mp_vPosTracerItem->setVisible(true);
2301 mp_hPosTracerItem->setVisible(true);
2302
2303 mp_vStartTracerItem->setVisible(true);
2304 mp_vEndTracerItem->setVisible(true);
2305
2306 // Force a replot to make sure the action is immediately visible by the
2307 // user, even without moving the mouse.
2308 replot();
2309}

References m_shouldTracersBeVisible, mp_hPosTracerItem, mp_vEndTracerItem, mp_vPosTracerItem, and mp_vStartTracerItem.

Referenced by keyReleaseEvent().

◆ spaceKeyReleaseEvent()

void pappso::BasePlotWidget::spaceKeyReleaseEvent ( QKeyEvent *  event)
virtual

Definition at line 781 of file baseplotwidget.cpp.

782{
783 // qDebug();
784}

Referenced by keyReleaseEvent().

◆ update1DSelectionRectangle()

void pappso::BasePlotWidget::update1DSelectionRectangle ( bool  for_integration = false)
protectedvirtual

Definition at line 2564 of file baseplotwidget.cpp.

2565{
2566
2567 // if(for_integration)
2568 // qDebug() << "for_integration:" << for_integration;
2569
2570 // When we make a linear selection, the selection polygon is a polygon that
2571 // has the following characteristics:
2572 //
2573 // the x range is the linear selection span
2574 //
2575 // the y range is the widest std::min -> std::max possible.
2576
2577 // This is how the selection polygon logic knows if its is mono-
2578 // two-dimensional.
2579
2580 // We want the top left point to effectively be the top left point, so check
2581 // the direction of the mouse cursor drag.
2582
2583 double x_range_start =
2585 double x_range_end =
2587
2588 double y_position = m_context.m_startDragPoint.y();
2589
2590 m_context.m_selectionPolygon.set1D(x_range_start, x_range_end);
2591
2592 // Top line
2593 mp_selectionRectangeLine1->start->setCoords(
2594 QPointF(x_range_start, y_position));
2595 mp_selectionRectangeLine1->end->setCoords(QPointF(x_range_end, y_position));
2596
2597 // Only if we are drawing a selection rectangle for integration, do we set
2598 // arrow heads to the line.
2599 if(for_integration)
2600 {
2601 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
2602 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
2603 }
2604 else
2605 {
2606 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
2607 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
2608 }
2609 mp_selectionRectangeLine1->setVisible(true);
2610
2611 // Right line: does not exist, start and end are the same end point of the top
2612 // line.
2613 mp_selectionRectangeLine2->start->setCoords(QPointF(x_range_end, y_position));
2614 mp_selectionRectangeLine2->end->setCoords(QPointF(x_range_end, y_position));
2615 mp_selectionRectangeLine2->setVisible(false);
2616
2617 // Bottom line: identical to the top line, but invisible
2618 mp_selectionRectangeLine3->start->setCoords(
2619 QPointF(x_range_start, y_position));
2620 mp_selectionRectangeLine3->end->setCoords(QPointF(x_range_end, y_position));
2621 mp_selectionRectangeLine3->setVisible(false);
2622
2623 // Left line: does not exist: start and end are the same end point of the top
2624 // line.
2625 mp_selectionRectangeLine4->start->setCoords(QPointF(x_range_end, y_position));
2626 mp_selectionRectangeLine4->end->setCoords(QPointF(x_range_end, y_position));
2627 mp_selectionRectangeLine4->setVisible(false);
2628}
void set1D(double x_range_start, double x_range_end)

References m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, and pappso::SelectionPolygon::set1D().

Referenced by updateSelectionRectangle().

◆ update2DSelectionRectangleSkewed()

void pappso::BasePlotWidget::update2DSelectionRectangleSkewed ( bool  for_integration = false)
protectedvirtual

Definition at line 2817 of file baseplotwidget.cpp.

2818{
2819
2820 // if(for_integration)
2821 // qDebug() << "for_integration:" << for_integration;
2822
2823 // We are handling a skewed rectangle, that is a rectangle that is
2824 // tilted either to the left or to the right.
2825
2826 // qDebug() << "m_context.m_selectRectangleWidth: "
2827 //<< m_context.m_selectRectangleWidth;
2828
2829 // Top line
2830 // start
2831
2832 // qDebug() << "m_context.m_startDragPoint: " <<
2833 // m_context.m_startDragPoint.x()
2834 //<< "-" << m_context.m_startDragPoint.y();
2835
2836 // qDebug() << "m_context.m_currentDragPoint: "
2837 //<< m_context.m_currentDragPoint.x() << "-"
2838 //<< m_context.m_currentDragPoint.y();
2839
2841
2843 {
2844 // qDebug() << "Dragging from right to left";
2845
2847 {
2848 // qDebug() << "Dragging from top to bottom";
2849
2854
2855 // m_context.m_selRectTopLeftPoint.setX(
2856 // m_context.m_startDragPoint.x() -
2857 // m_context.m_selectRectangleWidth);
2858 // m_context.m_selRectTopLeftPoint.setY(m_context.m_startDragPoint.y());
2859
2863
2864 // m_context.m_selRectTopRightPoint.setX(m_context.m_startDragPoint.x());
2865 // m_context.m_selRectTopRightPoint.setY(m_context.m_startDragPoint.y());
2866
2871
2872 // m_context.m_selRectBottomRightPoint.setX(
2873 // m_context.m_currentDragPoint.x() +
2874 // m_context.m_selectRectangleWidth);
2875 // m_context.m_selRectBottomRightPoint.setY(
2876 // m_context.m_currentDragPoint.y());
2877
2882
2883 // m_context.m_selRectBottomLeftPoint.setX(
2884 // m_context.m_currentDragPoint.x());
2885 // m_context.m_selRectBottomLeftPoint.setY(
2886 // m_context.m_currentDragPoint.y());
2887 }
2888 else
2889 {
2890 // qDebug() << "Dragging from bottom to top";
2891
2896
2897 // m_context.m_selRectTopLeftPoint.setX(
2898 // m_context.m_currentDragPoint.x());
2899 // m_context.m_selRectTopLeftPoint.setY(
2900 // m_context.m_currentDragPoint.y());
2901
2906
2907 // m_context.m_selRectTopRightPoint.setX(
2908 // m_context.m_currentDragPoint.x() +
2909 // m_context.m_selectRectangleWidth);
2910 // m_context.m_selRectTopRightPoint.setY(
2911 // m_context.m_currentDragPoint.y());
2912
2913
2917
2918 // m_context.m_selRectBottomRightPoint.setX(
2919 // m_context.m_startDragPoint.x());
2920 // m_context.m_selRectBottomRightPoint.setY(
2921 // m_context.m_startDragPoint.y());
2922
2927
2928 // m_context.m_selRectBottomLeftPoint.setX(
2929 // m_context.m_startDragPoint.x() -
2930 // m_context.m_selectRectangleWidth);
2931 // m_context.m_selRectBottomLeftPoint.setY(
2932 // m_context.m_startDragPoint.y());
2933 }
2934 }
2935 // End of
2936 // Dragging from right to left.
2937 else
2938 {
2939 // qDebug() << "Dragging from left to right";
2940
2942 {
2943 // qDebug() << "Dragging from top to bottom";
2944
2948
2949 // m_context.m_selRectTopLeftPoint.setX(m_context.m_startDragPoint.x());
2950 // m_context.m_selRectTopLeftPoint.setY(m_context.m_startDragPoint.y());
2951
2956
2957 // m_context.m_selRectTopRightPoint.setX(
2958 // m_context.m_startDragPoint.x() +
2959 // m_context.m_selectRectangleWidth);
2960 // m_context.m_selRectTopRightPoint.setY(m_context.m_startDragPoint.y());
2961
2966
2967 // m_context.m_selRectBottomRightPoint.setX(
2968 // m_context.m_currentDragPoint.x());
2969 // m_context.m_selRectBottomRightPoint.setY(
2970 // m_context.m_currentDragPoint.y());
2971
2976
2977 // m_context.m_selRectBottomLeftPoint.setX(
2978 // m_context.m_currentDragPoint.x() -
2979 // m_context.m_selectRectangleWidth);
2980 // m_context.m_selRectBottomLeftPoint.setY(
2981 // m_context.m_currentDragPoint.y());
2982 }
2983 else
2984 {
2985 // qDebug() << "Dragging from bottom to top";
2986
2991
2992 // m_context.m_selRectTopLeftPoint.setX(
2993 // m_context.m_currentDragPoint.x() -
2994 // m_context.m_selectRectangleWidth);
2995 // m_context.m_selRectTopLeftPoint.setY(
2996 // m_context.m_currentDragPoint.y());
2997
3002
3003 // m_context.m_selRectTopRightPoint.setX(
3004 // m_context.m_currentDragPoint.x());
3005 // m_context.m_selRectTopRightPoint.setY(
3006 // m_context.m_currentDragPoint.y());
3007
3012
3013 // m_context.m_selRectBottomRightPoint.setX(
3014 // m_context.m_startDragPoint.x() +
3015 // m_context.m_selectRectangleWidth);
3016 // m_context.m_selRectBottomRightPoint.setY(
3017 // m_context.m_startDragPoint.y());
3018
3022
3023 // m_context.m_selRectBottomLeftPoint.setX(
3024 // m_context.m_startDragPoint.x());
3025 // m_context.m_selRectBottomLeftPoint.setY(
3026 // m_context.m_startDragPoint.y());
3027 }
3028 }
3029 // End of Dragging from left to right.
3030
3031 // qDebug() << "Now draw the lines with points:"
3032 //<< m_context.m_selectionPolygon.toString();
3033
3034 // Top line
3035 mp_selectionRectangeLine1->start->setCoords(
3037 mp_selectionRectangeLine1->end->setCoords(
3039
3040 // Only if we are drawing a selection rectangle for integration, do we set
3041 // arrow heads to the line.
3042 if(for_integration)
3043 {
3044 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
3045 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
3046 }
3047 else
3048 {
3049 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
3050 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
3051 }
3052
3053 mp_selectionRectangeLine1->setVisible(true);
3054
3055 // Right line
3056 mp_selectionRectangeLine2->start->setCoords(
3058 mp_selectionRectangeLine2->end->setCoords(
3060 mp_selectionRectangeLine2->setVisible(true);
3061
3062 // Bottom line
3063 mp_selectionRectangeLine3->start->setCoords(
3065 mp_selectionRectangeLine3->end->setCoords(
3067 mp_selectionRectangeLine3->setVisible(true);
3068
3069 // Left line
3070 mp_selectionRectangeLine4->end->setCoords(
3072 mp_selectionRectangeLine4->start->setCoords(
3074 mp_selectionRectangeLine4->setVisible(true);
3075}
void setPoint(PointSpecs point_spec, double x, double y)
QPointF getPoint(PointSpecs point_spec) const

References pappso::BOTTOM_LEFT_POINT, pappso::BOTTOM_RIGHT_POINT, pappso::SelectionPolygon::getPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_selectRectangleWidth, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::SelectionPolygon::resetPoints(), pappso::SelectionPolygon::setPoint(), pappso::TOP_LEFT_POINT, and pappso::TOP_RIGHT_POINT.

Referenced by updateSelectionRectangle().

◆ update2DSelectionRectangleSquare()

void pappso::BasePlotWidget::update2DSelectionRectangleSquare ( bool  for_integration = false)
protectedvirtual

Definition at line 2632 of file baseplotwidget.cpp.

2633{
2634
2635 // if(for_integration)
2636 // qDebug() << "for_integration:" << for_integration;
2637
2638 // We are handling a conventional rectangle. Just create four points
2639 // from top left to bottom right. But we want the top left point to be
2640 // effectively the top left point and the bottom point to be the bottom point.
2641 // So we need to try all four direction combinations, left to right or
2642 // converse versus top to bottom or converse.
2643
2645
2647 {
2648 // qDebug() << "Dragging from right to left";
2649
2651 {
2652 // qDebug() << "Dragging from top to bottom";
2653
2654 // TOP_LEFT_POINT
2659
2660 // TOP_RIGHT_POINT
2664
2665 // BOTTOM_RIGHT_POINT
2670
2671 // BOTTOM_LEFT_POINT
2676 }
2677 // End of
2678 // if(m_context.m_currentDragPoint.y() < m_context.m_startDragPoint.y())
2679 else
2680 {
2681 // qDebug() << "Dragging from bottom to top";
2682
2683 // TOP_LEFT_POINT
2688
2689 // TOP_RIGHT_POINT
2694
2695 // BOTTOM_RIGHT_POINT
2699
2700 // BOTTOM_LEFT_POINT
2705 }
2706 }
2707 // End of
2708 // if(m_context.m_currentDragPoint.x() < m_context.m_startDragPoint.x())
2709 else
2710 {
2711 // qDebug() << "Dragging from left to right";
2712
2714 {
2715 // qDebug() << "Dragging from top to bottom";
2716
2717 // TOP_LEFT_POINT
2721
2722 // TOP_RIGHT_POINT
2727
2728 // BOTTOM_RIGHT_POINT
2733
2734 // BOTTOM_LEFT_POINT
2739 }
2740 else
2741 {
2742 // qDebug() << "Dragging from bottom to top";
2743
2744 // TOP_LEFT_POINT
2749
2750 // TOP_RIGHT_POINT
2755
2756 // BOTTOM_RIGHT_POINT
2761
2762 // BOTTOM_LEFT_POINT
2766 }
2767 }
2768
2769 // qDebug() << "Now draw the lines with points:"
2770 //<< m_context.m_selectionPolygon.toString();
2771
2772 // Top line
2773 mp_selectionRectangeLine1->start->setCoords(
2775 mp_selectionRectangeLine1->end->setCoords(
2777
2778 // Only if we are drawing a selection rectangle for integration, do we
2779 // set arrow heads to the line.
2780 if(for_integration)
2781 {
2782 mp_selectionRectangeLine1->setHead(QCPLineEnding::esSpikeArrow);
2783 mp_selectionRectangeLine1->setTail(QCPLineEnding::esSpikeArrow);
2784 }
2785 else
2786 {
2787 mp_selectionRectangeLine1->setHead(QCPLineEnding::esNone);
2788 mp_selectionRectangeLine1->setTail(QCPLineEnding::esNone);
2789 }
2790
2791 mp_selectionRectangeLine1->setVisible(true);
2792
2793 // Right line
2794 mp_selectionRectangeLine2->start->setCoords(
2796 mp_selectionRectangeLine2->end->setCoords(
2798 mp_selectionRectangeLine2->setVisible(true);
2799
2800 // Bottom line
2801 mp_selectionRectangeLine3->start->setCoords(
2803 mp_selectionRectangeLine3->end->setCoords(
2805 mp_selectionRectangeLine3->setVisible(true);
2806
2807 // Left line
2808 mp_selectionRectangeLine4->start->setCoords(
2810 mp_selectionRectangeLine4->end->setCoords(
2812 mp_selectionRectangeLine4->setVisible(true);
2813}

References pappso::BOTTOM_LEFT_POINT, pappso::BOTTOM_RIGHT_POINT, pappso::SelectionPolygon::getPoint(), m_context, pappso::BasePlotContext::m_currentDragPoint, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_startDragPoint, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::SelectionPolygon::resetPoints(), pappso::SelectionPolygon::setPoint(), pappso::TOP_LEFT_POINT, and pappso::TOP_RIGHT_POINT.

Referenced by updateSelectionRectangle().

◆ updateAxesRangeHistory()

void pappso::BasePlotWidget::updateAxesRangeHistory ( )
virtual

Create new axis range history items and append them to the history.

The plot widget is queried to get the current x/y-axis ranges and the current ranges are appended to the history for x-axis and for y-axis.

Definition at line 512 of file baseplotwidget.cpp.

513{
514 m_xAxisRangeHistory.push_back(new QCPRange(xAxis->range()));
515 m_yAxisRangeHistory.push_back(new QCPRange(yAxis->range()));
516
518
519 // qDebug() << "axes history size:" << m_xAxisRangeHistory.size()
520 //<< "current index:" << m_lastAxisRangeHistoryIndex
521 //<< xAxis->range().lower << "--" << xAxis->range().upper << "and"
522 //<< yAxis->range().lower << "--" << yAxis->range().upper;
523}

References m_lastAxisRangeHistoryIndex, m_xAxisRangeHistory, and m_yAxisRangeHistory.

Referenced by axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), mouseReleaseHandlerLeftButton(), and mouseWheelHandler().

◆ updateContextXandYAxisRanges()

void pappso::BasePlotWidget::updateContextXandYAxisRanges ( )
virtual

Definition at line 3259 of file baseplotwidget.cpp.

3260{
3261 m_context.m_xRange = QCPRange(xAxis->range().lower, xAxis->range().upper);
3262 m_context.m_yRange = QCPRange(yAxis->range().lower, yAxis->range().upper);
3263
3264 // qDebug() << "The new updated context: " << m_context.toString();
3265}

References m_context, pappso::BasePlotContext::m_xRange, and pappso::BasePlotContext::m_yRange.

Referenced by axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisPan(), pappso::BaseTracePlotWidget::axisPan(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisRescale(), pappso::BaseTracePlotWidget::axisRescale(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), and restoreAxesRangeHistory().

◆ updateSelectionRectangle()

void pappso::BasePlotWidget::updateSelectionRectangle ( bool  as_line_segment = false,
bool  for_integration = false 
)
virtual

Definition at line 3079 of file baseplotwidget.cpp.

3081{
3082
3083 // qDebug() << "as_line_segment:" << as_line_segment;
3084 // qDebug() << "for_integration:" << for_integration;
3085
3086 // We now need to construct the selection rectangle, either for zoom or for
3087 // integration.
3088
3089 // There are two situations :
3090 //
3091 // 1. if the rectangle should look like a line segment
3092 //
3093 // 2. if the rectangle should actually look like a rectangle. In this case,
3094 // there are two sub-situations:
3095 //
3096 // a. if the S key is down, then the rectangle is
3097 // skewed, that is its vertical sides are not parallel to the y axis.
3098 //
3099 // b. otherwise the rectangle is conventional.
3100
3101 if(as_line_segment)
3102 {
3103 update1DSelectionRectangle(for_integration);
3104 }
3105 else
3106 {
3107 if(!(m_context.m_keyboardModifiers & Qt::AltModifier))
3108 {
3109 update2DSelectionRectangleSquare(for_integration);
3110 }
3111 else if(m_context.m_keyboardModifiers & Qt::AltModifier)
3112 {
3113 update2DSelectionRectangleSkewed(for_integration);
3114 }
3115 }
3116
3117 // This code automatically sorts the ranges (range start is always less than
3118 // range end) even if the user actually selects from high to low (right to
3119 // left or bottom to top). This has implications in code that uses the
3120 // m_context data to perform some computations. This is why it is important
3121 // that m_dragDirections be set correctly to establish where the current drag
3122 // point is actually located (at which point).
3123
3128
3133
3134 // At this point, draw the text describing the widths.
3135
3136 // We want the x-delta on the bottom of the rectangle, inside it
3137 // and the y-delta on the vertical side of the rectangle, inside it.
3138
3139 // Draw the selection width text
3141}
virtual void update2DSelectionRectangleSquare(bool for_integration=false)
virtual void update1DSelectionRectangle(bool for_integration=false)
virtual void update2DSelectionRectangleSkewed(bool for_integration=false)

References drawXDeltaFeatures(), pappso::SelectionPolygon::getBottomMostPoint(), pappso::SelectionPolygon::getLeftMostPoint(), pappso::SelectionPolygon::getRightMostPoint(), pappso::SelectionPolygon::getTopMostPoint(), m_context, pappso::BasePlotContext::m_keyboardModifiers, pappso::BasePlotContext::m_selectionPolygon, pappso::BasePlotContext::m_xRegionRangeEnd, pappso::BasePlotContext::m_xRegionRangeStart, pappso::BasePlotContext::m_yRegionRangeEnd, pappso::BasePlotContext::m_yRegionRangeStart, update1DSelectionRectangle(), update2DSelectionRectangleSkewed(), and update2DSelectionRectangleSquare().

Referenced by drawSelectionRectangleAndPrepareZoom().

◆ verticalGetGraphCoordNewPointCountPixels()

QPointF pappso::BasePlotWidget::verticalGetGraphCoordNewPointCountPixels ( int  pixel_count)
virtual

Definition at line 1871 of file baseplotwidget.cpp.

1872{
1873 QPointF pixel_coordinates(
1874 xAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.x()),
1875 yAxis->coordToPixel(m_context.m_lastCursorHoveredPoint.y()) + pixel_count);
1876
1877 // Now convert back to local coordinates.
1878
1879 QPointF graph_coordinates(xAxis->pixelToCoord(pixel_coordinates.x()),
1880 yAxis->pixelToCoord(pixel_coordinates.y()));
1881
1882 return graph_coordinates;
1883}

References m_context, and pappso::BasePlotContext::m_lastCursorHoveredPoint.

Referenced by verticalMoveMouseCursorCountPixels().

◆ verticalMoveMouseCursorCountPixels()

void pappso::BasePlotWidget::verticalMoveMouseCursorCountPixels ( int  pixel_count)
virtual

Definition at line 1854 of file baseplotwidget.cpp.

1855{
1856
1857 QPointF graph_coord = verticalGetGraphCoordNewPointCountPixels(pixel_count);
1858
1859 QPointF pixel_coord(xAxis->coordToPixel(graph_coord.x()),
1860 yAxis->coordToPixel(graph_coord.y()));
1861
1862 // Now we need ton convert the new coordinates to the global position system
1863 // and to move the cursor to that new position. That will create an event to
1864 // move the mouse cursor.
1865
1866 moveMouseCursorPixelCoordToGlobal(pixel_coord.toPoint());
1867}
virtual QPointF verticalGetGraphCoordNewPointCountPixels(int pixel_count)

References moveMouseCursorPixelCoordToGlobal(), and verticalGetGraphCoordNewPointCountPixels().

Referenced by directionKeyPressEvent().

◆ whatIsVisibleOfTheSelectionRectangle()

PolygonType pappso::BasePlotWidget::whatIsVisibleOfTheSelectionRectangle ( )
virtual

Definition at line 3166 of file baseplotwidget.cpp.

3167{
3168 // There are four lines that make the selection polygon. We want to know
3169 // which lines are visible.
3170
3171 int current_selection_polygon = static_cast<int>(PolygonType::NOT_SET);
3172
3173 if(mp_selectionRectangeLine1->visible())
3174 {
3175 current_selection_polygon |= static_cast<int>(PolygonType::TOP_LINE);
3176 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3177 }
3178 if(mp_selectionRectangeLine2->visible())
3179 {
3180 current_selection_polygon |= static_cast<int>(PolygonType::RIGHT_LINE);
3181 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3182 }
3183 if(mp_selectionRectangeLine3->visible())
3184 {
3185 current_selection_polygon |= static_cast<int>(PolygonType::BOTTOM_LINE);
3186 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3187 }
3188 if(mp_selectionRectangeLine4->visible())
3189 {
3190 current_selection_polygon |= static_cast<int>(PolygonType::LEFT_LINE);
3191 // qDebug() << "current_selection_polygon:" << current_selection_polygon;
3192 }
3193
3194 // qDebug() << "returning visibility:" << current_selection_polygon;
3195
3196 return static_cast<PolygonType>(current_selection_polygon);
3197}

References pappso::BOTTOM_LINE, pappso::LEFT_LINE, mp_selectionRectangeLine1, mp_selectionRectangeLine2, mp_selectionRectangeLine3, mp_selectionRectangeLine4, pappso::NOT_SET, pappso::RIGHT_LINE, and pappso::TOP_LINE.

Referenced by mouseReleaseHandlerLeftButton().

◆ xAxisMeasurementSignal

void pappso::BasePlotWidget::xAxisMeasurementSignal ( const BasePlotContext context,
bool  with_delta 
)
signal

◆ yMinMaxOnXAxisCurrentRange() [1/2]

void pappso::BasePlotWidget::yMinMaxOnXAxisCurrentRange ( double &  min,
double &  max,
int  index 
)

◆ yMinMaxOnXAxisCurrentRange() [2/2]

void pappso::BasePlotWidget::yMinMaxOnXAxisCurrentRange ( double &  min,
double &  max,
QCPAbstractPlottable *  plottable_p = nullptr 
)

Member Data Documentation

◆ m_axisLabelX

QString pappso::BasePlotWidget::m_axisLabelX
protected

Definition at line 253 of file baseplotwidget.h.

◆ m_axisLabelY

QString pappso::BasePlotWidget::m_axisLabelY
protected

Definition at line 254 of file baseplotwidget.h.

◆ m_context

BasePlotContext pappso::BasePlotWidget::m_context
protected

Definition at line 256 of file baseplotwidget.h.

Referenced by pappso::DriftSpecTracePlotWidget::DriftSpecTracePlotWidget(), pappso::MassSpecTracePlotWidget::MassSpecTracePlotWidget(), pappso::TicXicChromTracePlotWidget::TicXicChromTracePlotWidget(), axisDoubleClickHandler(), pappso::BaseTracePlotWidget::axisDoubleClickHandler(), axisPan(), pappso::BaseTracePlotWidget::axisPan(), axisReframe(), pappso::BaseTracePlotWidget::axisReframe(), axisRescale(), pappso::BaseTracePlotWidget::axisRescale(), axisZoom(), pappso::BaseTracePlotWidget::axisZoom(), calculateDragDeltas(), pappso::BaseColorMapPlotWidget::currentXaxisRangeIndices(), pappso::BaseColorMapPlotWidget::currentYaxisRangeIndices(), directionKeyPressEvent(), dragDirection(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), drawYDeltaFeatures(), getContext(), horizontalGetGraphCoordNewPointCountPixels(), isVerticalDisplacementAboveThreshold(), keyPressEvent(), pappso::DriftSpecTracePlotWidget::keyPressEvent(), pappso::TicXicChromTracePlotWidget::keyPressEvent(), keyReleaseEvent(), mouseMoveHandler(), mouseMoveHandlerDraggingCursor(), mouseMoveHandlerLeftButtonDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), mouseMoveHandlerRightButtonDraggingCursor(), mousePressHandler(), mousePseudoButtonKeyReleaseEvent(), mouseReleaseHandler(), mouseReleaseHandlerLeftButton(), mouseReleaseHandlerRightButton(), mouseWheelHandler(), pappso::MassSpecTracePlotWidget::refreshBaseContext(), resetSelectionRectangle(), restoreAxesRangeHistory(), update1DSelectionRectangle(), update2DSelectionRectangleSkewed(), update2DSelectionRectangleSquare(), updateContextXandYAxisRanges(), updateSelectionRectangle(), and verticalGetGraphCoordNewPointCountPixels().

◆ m_desc

QString pappso::BasePlotWidget::m_desc = "NOT_SET"
protected

Description of the plot widget.

Definition at line 248 of file baseplotwidget.h.

◆ m_fileName

QString pappso::BasePlotWidget::m_fileName
protected

The name of the data file from which the mass data were read.

Definition at line 251 of file baseplotwidget.h.

◆ m_focusedBrush

QBrush pappso::BasePlotWidget::m_focusedBrush = QBrush(m_focusedColor)
protected

Color used for the background of focused plot.

Definition at line 337 of file baseplotwidget.h.

Referenced by redrawPlotBackground().

◆ m_focusedColor

QColor pappso::BasePlotWidget::m_focusedColor = QColor(Qt::transparent)
protected

Color used for the background of focused plot.

Definition at line 335 of file baseplotwidget.h.

◆ m_lastAxisRangeHistoryIndex

std::size_t pappso::BasePlotWidget::m_lastAxisRangeHistoryIndex = 0
protected

Index of the last axis range history item.

Each time the user modifies the ranges (x/y axis) during panning or zooming of the graph, the new axis ranges are stored in a axis ranges history list. This index allows to point to the last range of that history.

Definition at line 298 of file baseplotwidget.h.

Referenced by resetAxesRangeHistory(), restorePreviousAxesRangeHistory(), and updateAxesRangeHistory().

◆ m_leftMousePseudoButtonKey

int pappso::BasePlotWidget::m_leftMousePseudoButtonKey = Qt::Key_Less
protected

◆ m_mouseMoveHandlerSkipAmount

int pappso::BasePlotWidget::m_mouseMoveHandlerSkipAmount = 10
protected

How many mouse move events must be skipped *‍/.

when the data are so massive that the graph panning becomes sluggish. By default, the value is 10 events to be skipped before accounting one. The "fat data" mouse movement handler mechanism is actuated by using a keyboard key combination. There is no automatic shift between normal processing and "fat data" processing.

Definition at line 316 of file baseplotwidget.h.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor().

◆ m_mouseMoveHandlerSkipCount

int pappso::BasePlotWidget::m_mouseMoveHandlerSkipCount = 0
protected

Counter to handle the "fat data" mouse move event handling.

See also
m_mouseMoveHandlerSkipAmount.

Definition at line 324 of file baseplotwidget.h.

Referenced by mouseMoveHandlerLeftButtonDraggingCursor(), and mouseReleaseHandler().

◆ m_name

QString pappso::BasePlotWidget::m_name = "NOT_SET"
protected

Name of the plot widget.

Definition at line 245 of file baseplotwidget.h.

◆ m_pen

QPen pappso::BasePlotWidget::m_pen
protected

Pen used to draw the graph and textual elements in the plot widget.

Definition at line 340 of file baseplotwidget.h.

Referenced by BasePlotWidget(), createAllAncillaryItems(), getPen(), pappso::BaseTracePlotWidget::setGraphData(), and setPen().

◆ m_rightMousePseudoButtonKey

int pappso::BasePlotWidget::m_rightMousePseudoButtonKey = Qt::Key_Greater
protected

◆ m_shouldTracersBeVisible

bool pappso::BasePlotWidget::m_shouldTracersBeVisible = true
protected

Tells if the tracers should be visible.

Definition at line 275 of file baseplotwidget.h.

Referenced by hideTracers(), keyReleaseEvent(), mouseMoveHandlerDraggingCursor(), mouseMoveHandlerNotDraggingCursor(), mousePressHandler(), and showTracers().

◆ m_unfocusedBrush

QBrush pappso::BasePlotWidget::m_unfocusedBrush = QBrush(m_unfocusedColor)
protected

Color used for the background of unfocused plot.

Definition at line 332 of file baseplotwidget.h.

Referenced by redrawPlotBackground().

◆ m_unfocusedColor

QColor pappso::BasePlotWidget::m_unfocusedColor = QColor("lightgray")
protected

Color used for the background of unfocused plot.

Definition at line 330 of file baseplotwidget.h.

◆ m_xAxisRangeHistory

std::vector<QCPRange *> pappso::BasePlotWidget::m_xAxisRangeHistory
protected

List of x axis ranges occurring during the panning zooming actions.

Definition at line 301 of file baseplotwidget.h.

Referenced by ~BasePlotWidget(), resetAxesRangeHistory(), restoreAxesRangeHistory(), and updateAxesRangeHistory().

◆ m_yAxisRangeHistory

std::vector<QCPRange *> pappso::BasePlotWidget::m_yAxisRangeHistory
protected

List of y axis ranges occurring during the panning zooming actions.

Definition at line 304 of file baseplotwidget.h.

Referenced by ~BasePlotWidget(), resetAxesRangeHistory(), restoreAxesRangeHistory(), and updateAxesRangeHistory().

◆ mp_hPosTracerItem

◆ mp_selectionRectangeLine1

QCPItemLine* pappso::BasePlotWidget::mp_selectionRectangeLine1 = nullptr
protected

◆ mp_selectionRectangeLine2

◆ mp_selectionRectangeLine3

◆ mp_selectionRectangeLine4

◆ mp_vEndTracerItem

◆ mp_vPosTracerItem

◆ mp_vStartTracerItem

QCPItemLine* pappso::BasePlotWidget::mp_vStartTracerItem = nullptr
protected

◆ mp_xDeltaTextItem

QCPItemText* pappso::BasePlotWidget::mp_xDeltaTextItem = nullptr
protected

Text describing the x-axis delta value during a drag operation.

Definition at line 271 of file baseplotwidget.h.

Referenced by createAllAncillaryItems(), drawSelectionRectangleAndPrepareZoom(), drawXDeltaFeatures(), hideAllPlotItems(), mouseReleaseHandler(), and mouseReleaseHandlerRightButton().

◆ mp_yDeltaTextItem

QCPItemText* pappso::BasePlotWidget::mp_yDeltaTextItem = nullptr
protected

The documentation for this class was generated from the following files: