31#ifndef vtkControlPointsItem_h
32#define vtkControlPointsItem_h
34#include "vtkChartsCoreModule.h"
57 CurrentPointChangedEvent = vtkCommand::UserEvent,
73 vtkSetVector4Macro(UserBounds,
double);
74 vtkGetVector4Macro(UserBounds,
double);
83 vtkSetVector4Macro(ValidBounds,
double);
84 vtkGetVector4Macro(ValidBounds,
double);
92 vtkGetMacro(ScreenPointRadius,
float);
184 bool excludeFirstAndLast =
false)
const;
192 vtkGetMacro(StrokeMode,
bool);
203 vtkGetMacro(SwitchPointsMode,
bool);
212 vtkGetMacro(EndPointsXMovable,
bool);
214 vtkGetMacro(EndPointsYMovable,
bool);
224 vtkGetMacro(EndPointsRemovable,
bool);
233 vtkGetMacro(ShowLabels,
bool);
240 vtkSetStringMacro(LabelFormat);
267 inline void RemoveCurrentPoint();
336 vtkGetObjectMacro(SelectedPointPen,
vtkPen);
380 virtual void emitEvent(
unsigned long event,
void* params = 0) = 0;
412 virtual bool ClampPos(
double pos[2],
double bounds[4]);
431 inline vtkVector2f GetSelectionCenterOfMass()
const;
435 virtual void EditPoint(
float vtkNotUsed(tX),
float vtkNotUsed(tY));
483 double UserBounds[4];
484 double ValidBounds[4];
507 void ComputeBounds();
provides a brush that fills shapes drawn by vtkContext2D.
supports function callbacks
Class for drawing 2D primitives to a graphical context.
data structure to represent key events.
data structure to represent mouse events.
Abstract class for control points items.
void SetCurrentPoint(vtkIdType index)
Sets the current point selected.
virtual bool ClampPos(double pos[2], double bounds[4])
Clamp the given 2D pos into the bounds of the function.
bool PointAboutToBeDeleted
virtual vtkIdType RemovePoint(double *pos)=0
Remove a point of the function.
virtual void DrawPoint(vtkContext2D *painter, vtkIdType index)
static void CallComputePoints(vtkObject *sender, unsigned long event, void *receiver, void *params)
virtual ~vtkControlPointsItem()
virtual void TransformScreenToData(const vtkVector2f &in, vtkVector2f &out)
Transform the mouse event in the control-points space.
bool ClampValidPos(double pos[2])
virtual bool Paint(vtkContext2D *painter)
Paint the points with a fixed size (cosmetic) which doesn't depend on the scene zoom factor.
void SpreadPoints(float factor, bool dontSpreadFirstAndLast=false)
Utility function to spread all the control points of a given factor If dontSpreadFirstAndLast is true...
vtkBrush * SelectedPointBrush
bool IsEndPointPicked()
Return true if any of the end points is current point or part of the selection.
vtkCallbackCommand * Callback
virtual void ComputeBounds(double *bounds)
Compute the bounds for this item.
void DeselectPoint(double *currentPoint)
Utility function that unselects a point providing its coordinates.
virtual void GetControlPoint(vtkIdType index, double *point) const =0
Returns the x and y coordinates as well as the midpoint and sharpness of the control point correspond...
vtkIdType GetCurrentPoint() const
Returns the current point ID selected or -1 if there is no point current.
virtual void TransformDataToScreen(const vtkVector2f &in, vtkVector2f &out)
virtual void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
virtual bool KeyReleaseEvent(const vtkContextKeyEvent &key)
Key release event.
void AddPointId(vtkIdType addedPointId)
void ToggleSelectPoint(double *currentPoint)
Utility function that toggles the selection a point providing its coordinates.
void ToggleSelectPoint(vtkIdType pointId)
Toggle the selection of a point by its ID.
virtual bool SelectPoints(const vtkVector2f &min, const vtkVector2f &max)
Select all points in the specified rectangle.
virtual void GetBounds(double bounds[4])
Bounds of the item, typically the bound of all the control points except if custom bounds have been s...
virtual void SetControlPoint(vtkIdType index, double *point)=0
Sets the x and y coordinates as well as the midpoint and sharpness of the control point corresponding...
bool PointAboutToBeToggled
void MovePoints(const vtkVector2f &translation, bool dontMoveFirstAndLast=false)
Utility function to move all the control points of the given translation If dontMoveFirstAndLast is t...
void StartInteractionIfNotStarted()
void ResetBounds()
Recompute the bounds next time they are requested.
bool IsPointRemovable(vtkIdType pointId)
Return true if the point is removable.
virtual void ComputePoints()
Must be reimplemented by subclasses to calculate the points to draw.
virtual bool GetEndPointsMovable()
vtkIdType RemovePoint(vtkIdType pointId)
Remove a point give its id.
vtkVector2f GetSelectionCenterOfMass() const
void MoveCurrentPoint(const vtkVector2f &translation)
void SpreadPoints(float factor, vtkIdTypeArray *pointIds)
Spread the points referred by pointIds If factor > 0, points are moved away from each other.
virtual vtkIdType AddPoint(double *newPos)=0
Add a point to the function.
vtkIdType FindPoint(double *pos)
Returns the vtkIdType of the point given its coordinates and a tolerance based on the screen point si...
void RemoveCurrentPoint()
Remove the current point.
void SelectPoint(double *currentPoint)
Utility function that selects a point providing its coordinates.
virtual bool MouseButtonPressEvent(const vtkContextMouseEvent &mouse)
Mouse button down event.
vtkPen * SelectedPointPen
virtual bool MouseDoubleClickEvent(const vtkContextMouseEvent &mouse)
Mouse button double click event.
vtkTransform2D * Transform
virtual void emitEvent(unsigned long event, void *params=0)=0
void Stroke(const vtkVector2f &newPos)
virtual bool MouseButtonReleaseEvent(const vtkContextMouseEvent &mouse)
Mouse button release event.
virtual vtkMTimeType GetControlPointsMTime()=0
void SelectAllPoints()
Select all the points.
vtkIdType SetPointPos(vtkIdType point, const vtkVector2f &newPos)
void DrawUnselectedPoints(vtkContext2D *painter)
Internal function that paints a collection of points and optionally excludes some.
bool EnforceValidFunction
bool IsOverPoint(double *pos, vtkIdType pointId)
Returns true if pos is above the pointId point, false otherwise.
vtkIdType MovePoint(vtkIdType point, const vtkVector2f &translation)
void DeselectAllPoints()
Unselect all the previously selected points.
void DrawSelectedPoints(vtkContext2D *painter)
virtual vtkIdType GetNumberOfPoints() const =0
Returns the total number of points.
virtual bool Hit(const vtkContextMouseEvent &mouse)
Returns true if the supplied x, y coordinate is on a control point.
vtkVector2f GetCenterOfMass(vtkIdTypeArray *pointIDs) const
void SetCurrentPointPos(const vtkVector2f &newPos)
virtual bool MouseMoveEvent(const vtkContextMouseEvent &mouse)
Mouse move event.
virtual bool KeyPressEvent(const vtkContextKeyEvent &key)
Key press event.
void SelectPoint(vtkIdType pointId)
Select a point by its ID.
virtual bool UsingLogScale()
Returns true if control points are to be rendered in log-space.
vtkIdType GetControlPointId(double *pos)
Returns the id of the control point exactly matching pos, -1 if not found.
void MovePoints(const vtkVector2f &translation, vtkIdTypeArray *pointIds)
Move the points referred by pointIds by a given translation.
int GetInteractionsCount() const
vtkIdType GetNumberOfSelectedPoints() const
Return the number of selected points.
virtual vtkStdString GetControlPointLabel(vtkIdType index)
Generate label for a control point.
void GetControlPointsIds(vtkIdTypeArray *ids, bool excludeFirstAndLast=false) const
Utility function that returns an array of all the control points IDs Typically: [0,...
void DeselectPoint(vtkIdType pointId)
Unselect a point by its ID.
virtual void EditPoint(float vtkNotUsed(tX), float vtkNotUsed(tY))
dynamic, self-adjusting array of vtkIdType
a simple class to control print indentation
abstract base class for most VTK objects
provides a pen that draws the outlines of shapes drawn by vtkContext2D.
Abstract class for 2D plots.
vtkIdTypeArray * Selection
Selected indices for the table the plot is rendering.
represent and manipulate 2D points
Wrapper around std::string to keep symbols short.
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
vtkGetStringMacro(ExtensionsString)
Returns a string listing all available extensions.
vtkTypeUInt64 vtkMTimeType