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