VTK
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base class for items that are part of a vtkContextScene. More...
#include <vtkAbstractContextItem.h>
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typedef vtkObject | Superclass |
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typedef vtkObjectBase | Superclass |
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virtual const char * | GetClassName () |
virtual int | IsA (const char *type) |
virtual void | PrintSelf (ostream &os, vtkIndent indent) |
virtual void | Update () |
virtual bool | Paint (vtkContext2D *painter) |
bool | PaintChildren (vtkContext2D *painter) |
virtual void | ReleaseGraphicsResources () |
unsigned int | AddItem (vtkAbstractContextItem *item) |
bool | RemoveItem (vtkAbstractContextItem *item) |
bool | RemoveItem (unsigned int index) |
vtkAbstractContextItem * | GetItem (unsigned int index) |
unsigned int | GetNumberOfItems () |
void | ClearItems () |
virtual bool | Hit (const vtkContextMouseEvent &mouse) |
virtual vtkAbstractContextItem * | GetPickedItem (const vtkContextMouseEvent &mouse) |
virtual bool | MouseEnterEvent (const vtkContextMouseEvent &mouse) |
virtual bool | MouseMoveEvent (const vtkContextMouseEvent &mouse) |
virtual bool | MouseLeaveEvent (const vtkContextMouseEvent &mouse) |
virtual bool | MouseButtonPressEvent (const vtkContextMouseEvent &mouse) |
virtual bool | MouseButtonReleaseEvent (const vtkContextMouseEvent &mouse) |
virtual bool | MouseDoubleClickEvent (const vtkContextMouseEvent &mouse) |
virtual void | SetScene (vtkContextScene *scene) |
virtual void | SetParent (vtkAbstractContextItem *parent) |
virtual vtkVector2f | MapToParent (const vtkVector2f &point) |
virtual vtkVector2f | MapFromParent (const vtkVector2f &point) |
virtual vtkVector2f | MapToScene (const vtkVector2f &point) |
virtual vtkVector2f | MapFromScene (const vtkVector2f &point) |
virtual bool | MouseWheelEvent (const vtkContextMouseEvent &mouse, int delta) |
vtkContextScene * | GetScene () |
vtkAbstractContextItem * | GetParent () |
virtual bool | GetVisible () |
virtual void | SetVisible (bool) |
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virtual void | DebugOn () |
virtual void | DebugOff () |
unsigned char | GetDebug () |
void | SetDebug (unsigned char debugFlag) |
virtual void | Modified () |
virtual unsigned long | GetMTime () |
unsigned long | AddObserver (unsigned long event, vtkCommand *, float priority=0.0f) |
unsigned long | AddObserver (const char *event, vtkCommand *, float priority=0.0f) |
vtkCommand * | GetCommand (unsigned long tag) |
void | RemoveObserver (vtkCommand *) |
void | RemoveObservers (unsigned long event, vtkCommand *) |
void | RemoveObservers (const char *event, vtkCommand *) |
int | HasObserver (unsigned long event, vtkCommand *) |
int | HasObserver (const char *event, vtkCommand *) |
void | RemoveObserver (unsigned long tag) |
void | RemoveObservers (unsigned long event) |
void | RemoveObservers (const char *event) |
void | RemoveAllObservers () |
int | HasObserver (unsigned long event) |
int | HasObserver (const char *event) |
template<class U , class T > | |
unsigned long | AddObserver (unsigned long event, U observer, void(T::*callback)(), float priority=0.0f) |
template<class U , class T > | |
unsigned long | AddObserver (unsigned long event, U observer, void(T::*callback)(vtkObject *, unsigned long, void *), float priority=0.0f) |
int | InvokeEvent (unsigned long event, void *callData) |
int | InvokeEvent (const char *event, void *callData) |
int | InvokeEvent (unsigned long event) |
int | InvokeEvent (const char *event) |
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const char * | GetClassName () const |
virtual void | Delete () |
virtual void | FastDelete () |
void | Print (ostream &os) |
virtual void | Register (vtkObjectBase *o) |
virtual void | UnRegister (vtkObjectBase *o) |
void | SetReferenceCount (int) |
void | PrintRevisions (ostream &os) |
virtual void | PrintHeader (ostream &os, vtkIndent indent) |
virtual void | PrintTrailer (ostream &os, vtkIndent indent) |
int | GetReferenceCount () |
Static Public Member Functions | |
static int | IsTypeOf (const char *type) |
static vtkAbstractContextItem * | SafeDownCast (vtkObject *o) |
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static int | IsTypeOf (const char *type) |
static vtkObject * | SafeDownCast (vtkObject *o) |
static vtkObject * | New () |
static void | BreakOnError () |
static void | SetGlobalWarningDisplay (int val) |
static void | GlobalWarningDisplayOn () |
static void | GlobalWarningDisplayOff () |
static int | GetGlobalWarningDisplay () |
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static int | IsTypeOf (const char *name) |
static vtkObjectBase * | New () |
Protected Member Functions | |
vtkAbstractContextItem () | |
~vtkAbstractContextItem () | |
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vtkObject () | |
virtual | ~vtkObject () |
virtual void | RegisterInternal (vtkObjectBase *, int check) |
virtual void | UnRegisterInternal (vtkObjectBase *, int check) |
void | InternalGrabFocus (vtkCommand *mouseEvents, vtkCommand *keypressEvents=NULL) |
void | InternalReleaseFocus () |
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vtkObjectBase () | |
virtual | ~vtkObjectBase () |
virtual void | CollectRevisions (ostream &os) |
virtual void | ReportReferences (vtkGarbageCollector *) |
vtkObjectBase (const vtkObjectBase &) | |
void | operator= (const vtkObjectBase &) |
Protected Attributes | |
vtkContextScene * | Scene |
vtkAbstractContextItem * | Parent |
vtkContextScenePrivate * | Children |
bool | Visible |
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unsigned char | Debug |
vtkTimeStamp | MTime |
vtkSubjectHelper * | SubjectHelper |
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int | ReferenceCount |
vtkWeakPointerBase ** | WeakPointers |
base class for items that are part of a vtkContextScene.
This class is the common base for all context scene items. You should generally derive from vtkContextItem, rather than this class, as it provides most of the commonly used API.
Definition at line 37 of file vtkAbstractContextItem.h.
Definition at line 40 of file vtkAbstractContextItem.h.
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Reimplemented from vtkObject.
Reimplemented in vtkPlot, vtkPlotPoints, vtkChart, vtkChartXY, vtkAxis, vtkPlotStacked, vtkPlotBar, vtkChartLegend, vtkPiecewiseControlPointsItem, vtkCompositeControlPointsItem, vtkControlPointsItem, vtkScalarsToColorsItem, vtkColorTransferControlPointsItem, vtkPlotParallelCoordinates, vtkPlotPie, vtkTooltipItem, vtkChartParallelCoordinates, vtkContextTransform, vtkPlotGrid, vtkBlockItem, vtkChartPie, vtkColorLegend, vtkImageItem, vtkChartHistogram2D, vtkPlotHistogram2D, vtkContextItem, vtkContextClip, vtkPlotLine, vtkColorTransferFunctionItem, vtkLookupTableItem, vtkCompositeTransferFunctionItem, and vtkPiecewiseFunctionItem.
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Return 1 if this class is the same type of (or a subclass of) the named class. Returns 0 otherwise. This method works in combination with vtkTypeMacro found in vtkSetGet.h.
Reimplemented from vtkObject.
Reimplemented in vtkPlot, vtkPlotPoints, vtkChart, vtkChartXY, vtkAxis, vtkPlotStacked, vtkPlotBar, vtkChartLegend, vtkPiecewiseControlPointsItem, vtkCompositeControlPointsItem, vtkControlPointsItem, vtkScalarsToColorsItem, vtkColorTransferControlPointsItem, vtkPlotParallelCoordinates, vtkPlotPie, vtkTooltipItem, vtkChartParallelCoordinates, vtkContextTransform, vtkPlotGrid, vtkBlockItem, vtkChartPie, vtkColorLegend, vtkImageItem, vtkChartHistogram2D, vtkPlotHistogram2D, vtkContextItem, vtkContextClip, vtkPlotLine, vtkColorTransferFunctionItem, vtkLookupTableItem, vtkCompositeTransferFunctionItem, and vtkPiecewiseFunctionItem.
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Methods invoked by print to print information about the object including superclasses. Typically not called by the user (use Print() instead) but used in the hierarchical print process to combine the output of several classes.
Reimplemented from vtkObject.
Reimplemented in vtkPlot, vtkPlotPoints, vtkChart, vtkChartXY, vtkAxis, vtkPlotStacked, vtkPlotBar, vtkChartLegend, vtkPiecewiseControlPointsItem, vtkCompositeControlPointsItem, vtkControlPointsItem, vtkScalarsToColorsItem, vtkColorTransferControlPointsItem, vtkPlotParallelCoordinates, vtkPlotPie, vtkTooltipItem, vtkChartParallelCoordinates, vtkContextTransform, vtkPlotGrid, vtkBlockItem, vtkChartPie, vtkColorLegend, vtkImageItem, vtkChartHistogram2D, vtkPlotHistogram2D, vtkContextItem, vtkContextClip, vtkPlotLine, vtkColorTransferFunctionItem, vtkLookupTableItem, vtkCompositeTransferFunctionItem, and vtkPiecewiseFunctionItem.
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Perform any updates to the item that may be necessary before rendering. The scene should take care of calling this on all items before their Paint function is invoked.
Reimplemented in vtkAxis, vtkChartLegend, vtkTooltipItem, vtkPlotStacked, vtkPlotPoints, vtkChartXY, vtkColorLegend, vtkPlotParallelCoordinates, vtkChartParallelCoordinates, vtkContextTransform, vtkChartPie, vtkChartHistogram2D, vtkPlotHistogram2D, and vtkContextClip.
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Paint event for the item, called whenever the item needs to be drawn.
Reimplemented in vtkAxis, vtkChartLegend, vtkTooltipItem, vtkChart, vtkPlotStacked, vtkControlPointsItem, vtkPlotPoints, vtkChartXY, vtkPlotBar, vtkColorLegend, vtkPlotParallelCoordinates, vtkChartParallelCoordinates, vtkPlotGrid, vtkScalarsToColorsItem, vtkChartPie, vtkContextTransform, vtkPlotHistogram2D, vtkContextClip, vtkPlotPie, vtkBlockItem, vtkImageItem, and vtkPlotLine.
bool vtkAbstractContextItem::PaintChildren | ( | vtkContext2D * | painter | ) |
Paint the children of the item, should be called whenever the children need to be rendered.
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Release graphics resources hold by the item. The default implementation is empty.
unsigned int vtkAbstractContextItem::AddItem | ( | vtkAbstractContextItem * | item | ) |
Add child items to this item. Increments reference count of item.
bool vtkAbstractContextItem::RemoveItem | ( | vtkAbstractContextItem * | item | ) |
Remove child item from this item. Decrements reference count of item.
item | the item to be removed. |
bool vtkAbstractContextItem::RemoveItem | ( | unsigned int | index | ) |
Remove child item from this item. Decrements reference count of item.
index | of the item to be removed. |
vtkAbstractContextItem* vtkAbstractContextItem::GetItem | ( | unsigned int | index | ) |
Get the item at the specified index.
unsigned int vtkAbstractContextItem::GetNumberOfItems | ( | ) |
Get the number of child items.
void vtkAbstractContextItem::ClearItems | ( | ) |
Remove all child items from this item.
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Return true if the supplied x, y coordinate is inside the item.
Reimplemented in vtkControlPointsItem, vtkChartLegend, vtkChartXY, vtkChartParallelCoordinates, vtkChartPie, vtkChartHistogram2D, and vtkBlockItem.
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Return the item under the mouse. If no item is under the mouse, the method returns a null pointer.
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Mouse enter event. Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkChartXY, vtkChartParallelCoordinates, vtkChartPie, and vtkBlockItem.
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Mouse move event. Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkControlPointsItem, vtkChartLegend, vtkChartXY, vtkChartParallelCoordinates, vtkChartPie, and vtkBlockItem.
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Mouse leave event. Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkChartXY, vtkChartParallelCoordinates, vtkChartPie, and vtkBlockItem.
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Mouse button down event Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkControlPointsItem, vtkChartLegend, vtkChartXY, vtkChartParallelCoordinates, vtkChartPie, and vtkBlockItem.
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Mouse button release event. Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkControlPointsItem, vtkChartLegend, vtkChartXY, vtkChartParallelCoordinates, vtkChartPie, and vtkBlockItem.
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Mouse button double click event. Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkControlPointsItem.
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Mouse wheel event, positive delta indicates forward movement of the wheel. Return true if the item holds the event, false if the event can be propagated to other items.
Reimplemented in vtkChartXY, vtkChartParallelCoordinates, and vtkChartPie.
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Set the vtkContextScene for the item, always set for an item in a scene.
Reimplemented in vtkChartPie.
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Get the vtkContextScene for the item, always set for an item in a scene.
Definition at line 130 of file vtkAbstractContextItem.h.
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Set the parent item. The parent will be set for all items except top level items in a scene.
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Get the parent item. The parent will be set for all items except top level items in a tree.
Definition at line 143 of file vtkAbstractContextItem.h.
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Maps the point to the parent coordinate system.
Reimplemented in vtkContextTransform.
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Maps the point from the parent coordinate system.
Reimplemented in vtkContextTransform.
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Maps the point to the scene coordinate system.
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Maps the point from the scene coordinate system.
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Get the visibility of the item (should it be drawn).
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Set the visibility of the item (should it be drawn). Visible by default.
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Point to the scene the item is on - can be null.
Definition at line 178 of file vtkAbstractContextItem.h.
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Point to the parent item - can be null.
Definition at line 181 of file vtkAbstractContextItem.h.
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This structure provides a list of children, along with convenience functions to paint the children etc. It is derived from vtkstd::vector<vtkAbstractContextItem>, defined in a private header.
Definition at line 186 of file vtkAbstractContextItem.h.
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Definition at line 188 of file vtkAbstractContextItem.h.