40#ifndef vtkContextArea_h
41#define vtkContextArea_h
46#include "vtkChartsCoreModule.h"
131 vtkGetMacro(FixedAspect,
float)
virtual void SetFixedAspect(
float aspect);
168 vtkGetMacro(FillViewport,
bool);
169 vtkSetMacro(FillViewport,
bool);
170 vtkBooleanMacro(FillViewport,
bool);
base class for items that are part of a vtkContextScene.
takes care of drawing 2D axes
Location
Enumeration of the axis locations in a conventional XY chart.
Class for drawing 2D primitives to a graphical context.
Clipped, transformed area with axes for context items.
vtkRecti ComputeDrawAreaGeometry(vtkContext2D *painter)
Return the draw area's geometry.
vtkRecti ComputeFixedRectDrawAreaGeometry(vtkContext2D *painter)
Working implementations for ComputeDrawAreaGeometry.
virtual void ComputeViewTransform()
virtual void GetFixedMarginsArray(int margins[4])
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
bool Paint(vtkContext2D *painter) override
Paint event for the item, called whenever the item needs to be drawn.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkRecti ComputeExpandedDrawAreaGeometry(vtkContext2D *painter)
Working implementations for ComputeDrawAreaGeometry.
virtual void SetFixedRect(int x, int y, int width, int height)
The fixed rect to use for the draw area, if DrawAreaResizeBehavior is FixedRect.
vtkRecti DrawAreaGeometry
The rect defining the pixel location and size of the clipped and transformed area inside the axes.
vtkNew< vtkAxis > LeftAxis
virtual const int * GetFixedMarginsArray()
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
virtual void SetAxisRange(vtkRectd const &data)
vtkTuple< vtkAxis *, 4 > Axes
vtkAxis objects that surround the draw area, indexed by vtkAxis::Location.
virtual void ShowGridOff()
Turn on/off grid visibility.
vtkNew< vtkContextClip > Clip
The context item that clips rendered data.
float FixedAspect
The fixed aspect ratio, if DrawAreaResizeBehavior is FixedAspect.
virtual void ShowGridOn()
Turn on/off grid visibility.
vtkTuple< int, 4 > Margins
virtual const Margins & GetFixedMargins()
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
vtkNew< vtkAxis > BottomAxis
void UpdateDrawArea()
Set the transform to map DrawAreaBounds to DrawAreaGeometry.
vtkRecti ComputeFixedMarginsDrawAreaGeometry(vtkContext2D *painter)
Working implementations for ComputeDrawAreaGeometry.
vtkAxis * GetAxis(vtkAxis::Location location)
Get the vtkAxis associated with the specified location.
bool FillViewport
If true, Geometry is set to (0, 0, vpSize[0], vpSize[1]) at the start of each Paint call.
virtual void SetShowGrid(bool show)
Turn on/off grid visibility.
static vtkContextArea * New()
vtkNew< vtkAxis > TopAxis
vtkRecti FixedRect
The fixed rect to use for the draw area, if DrawAreaResizeBehavior is FixedRect.
vtkRecti Geometry
The rect defining the pixel location and size of the entire vtkContextArea, including axis label,...
vtkNew< vtkContextTransform > Transform
The context item that clips rendered data.
~vtkContextArea() override
void LayoutAxes(vtkContext2D *painter)
Sync the Axes locations with Geometry, and update the DrawAreaGeometry to account for Axes size (marg...
vtkNew< vtkAxis > RightAxis
virtual void SetFixedRect(vtkRecti rect)
The fixed rect to use for the draw area, if DrawAreaResizeBehavior is FixedRect.
virtual void SetFixedMargins(Margins margins)
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
Margins FixedMargins
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
vtkRectd DrawAreaBounds
The data bounds of the clipped and transformed area inside of the axes.
virtual void SetFixedMargins(int margins[4])
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
virtual void InitializeDrawArea()
Initialize the drawing area's item hierarchy.
vtkAbstractContextItem * GetDrawAreaItem()
Returns the vtkAbstractContextItem that will draw in the clipped, transformed space.
DrawAreaResizeBehaviorType
virtual bool GetShowGrid()
Turn on/off grid visibility.
vtkNew< vtkPlotGrid > Grid
The vtkPlotGrid that renders a grid atop the data in the draw area.
virtual void SetFixedMargins(int left, int right, int bottom, int top)
The left, right, bottom, and top margins for the draw area, if DrawAreaResizeBehavior is FixedMargins...
vtkRecti ComputeFixedAspectDrawAreaGeometry(vtkContext2D *painter)
Working implementations for ComputeDrawAreaGeometry.
DrawAreaResizeBehaviorType DrawAreaResizeBehavior
Controls how the draw area size is determined.
all children of this item are clipped by the specified area.
all children of this item are transformed by the vtkTransform2D of this item.
a simple class to control print indentation
Allocate and hold a VTK object.
takes care of drawing the plot grid
templated base type for containers of constant size.