You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
131 lines
3.4 KiB
C++
131 lines
3.4 KiB
C++
/*=========================================================================
|
|
|
|
Program: Visualization Toolkit
|
|
Module: vtkPlotPie.h
|
|
|
|
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
|
|
All rights reserved.
|
|
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
|
|
|
|
This software is distributed WITHOUT ANY WARRANTY; without even
|
|
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
|
PURPOSE. See the above copyright notice for more information.
|
|
|
|
=========================================================================*/
|
|
|
|
/**
|
|
* @class vtkPlotPie
|
|
* @brief Class for drawing a Pie diagram.
|
|
*
|
|
*
|
|
*/
|
|
|
|
#ifndef vtkPlotPie_h
|
|
#define vtkPlotPie_h
|
|
|
|
#include "vtkChartsCoreModule.h" // For export macro
|
|
#include "vtkPlot.h"
|
|
#include "vtkSmartPointer.h" // To hold ColorSeries etc.
|
|
|
|
class vtkContext2D;
|
|
class vtkColorSeries;
|
|
class vtkPoints2D;
|
|
|
|
class vtkPlotPiePrivate;
|
|
|
|
class VTKCHARTSCORE_EXPORT vtkPlotPie : public vtkPlot
|
|
{
|
|
public:
|
|
vtkTypeMacro(vtkPlotPie, vtkPlot);
|
|
virtual void PrintSelf(ostream &os, vtkIndent indent);
|
|
|
|
static vtkPlotPie *New();
|
|
|
|
/**
|
|
* Paint event for the item.
|
|
*/
|
|
virtual bool Paint(vtkContext2D *painter);
|
|
|
|
/**
|
|
* Paint legend event for the XY plot, called whenever the legend needs the
|
|
* plot items symbol/mark/line drawn. A rect is supplied with the lower left
|
|
* corner of the rect (elements 0 and 1) and with width x height (elements 2
|
|
* and 3). The plot can choose how to fill the space supplied.
|
|
*/
|
|
bool PaintLegend(vtkContext2D *painter, const vtkRectf& rect, int legendIndex);
|
|
|
|
/**
|
|
* Set the dimensions of the pie, arguments 1 and 2 are the x and y coordinate
|
|
* of the bottom corner. Arguments 3 and 4 are the width and height.
|
|
*/
|
|
void SetDimensions(int arg1, int arg2, int arg3, int arg4);
|
|
|
|
/**
|
|
* Set the dimensions of the pie, elements 0 and 1 are the x and y coordinate
|
|
* of the bottom corner. Elements 2 and 3 are the width and height.
|
|
*/
|
|
void SetDimensions(int arg[4]);
|
|
|
|
//@{
|
|
/**
|
|
* Get the dimensions of the pie, elements 0 and 1 are the x and y coordinate
|
|
* of the bottom corner. Elements 2 and 3 are the width and height.
|
|
*/
|
|
vtkGetVector4Macro(Dimensions, int);
|
|
//@}
|
|
|
|
/**
|
|
* Set the color series to use for the Pie.
|
|
*/
|
|
void SetColorSeries(vtkColorSeries *colorSeries);
|
|
|
|
/**
|
|
* Get the color series used.
|
|
*/
|
|
vtkColorSeries *GetColorSeries();
|
|
|
|
/**
|
|
* Function to query a plot for the nearest point to the specified coordinate.
|
|
* Returns the index of the data series with which the point is associated or
|
|
* -1.
|
|
*/
|
|
virtual vtkIdType GetNearestPoint(const vtkVector2f& point,
|
|
const vtkVector2f& tolerance,
|
|
vtkVector2f* location);
|
|
|
|
protected:
|
|
vtkPlotPie();
|
|
~vtkPlotPie();
|
|
|
|
/**
|
|
* Update the table cache.
|
|
*/
|
|
bool UpdateTableCache(vtkTable *table);
|
|
|
|
int Dimensions[4];
|
|
|
|
/**
|
|
* The color series to use for the pie.
|
|
*/
|
|
vtkSmartPointer<vtkColorSeries> ColorSeries;
|
|
|
|
/**
|
|
* Store a well packed set of angles for the wedges of the pie.
|
|
*/
|
|
vtkPoints2D *Points;
|
|
|
|
/**
|
|
* The point cache is marked dirty until it has been initialized.
|
|
*/
|
|
vtkTimeStamp BuildTime;
|
|
|
|
private:
|
|
vtkPlotPie(const vtkPlotPie &) VTK_DELETE_FUNCTION;
|
|
void operator=(const vtkPlotPie &) VTK_DELETE_FUNCTION;
|
|
|
|
vtkPlotPiePrivate *Private;
|
|
|
|
};
|
|
|
|
#endif //vtkPlotPie_h
|