/usr/include/vtk-7.1/vtkPlotHistogram2D.h is in libvtk7-dev 7.1.1+dfsg1-2.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | /*=========================================================================
Program: Visualization Toolkit
Module: vtk2DHistogramItem.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 vtk2DHistogramItem
* @brief 2D histogram item.
*
*
*
*/
#ifndef vtkPlotHistogram2D_h
#define vtkPlotHistogram2D_h
#include "vtkChartsCoreModule.h" // For export macro
#include "vtkPlot.h"
#include "vtkSmartPointer.h" // Needed for SP ivars
#include "vtkRect.h" // Needed for vtkRectf
class vtkImageData;
class vtkScalarsToColors;
class VTKCHARTSCORE_EXPORT vtkPlotHistogram2D : public vtkPlot
{
public:
vtkTypeMacro(vtkPlotHistogram2D, vtkPlot);
virtual void PrintSelf(ostream &os, vtkIndent indent);
/**
* Creates a new object.
*/
static vtkPlotHistogram2D *New();
/**
* 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.
*/
virtual void Update();
/**
* Paint event for the item, called whenever it needs to be drawn.
*/
virtual bool Paint(vtkContext2D *painter);
/**
* Set the input, we are expecting a vtkImageData with just one component,
* this would normally be a float or a double. It will be passed to the other
* functions as a double to generate a color.
*/
virtual void SetInputData(vtkImageData *data, vtkIdType z = 0);
virtual void SetInputData(vtkTable*) { }
virtual void SetInputData(vtkTable*, const vtkStdString&, const vtkStdString&) { }
/**
* Get the input table used by the plot.
*/
vtkImageData * GetInputImageData();
/**
* Set the color transfer function that will be used to generate the 2D
* histogram.
*/
void SetTransferFunction(vtkScalarsToColors *transfer);
/**
* Get the color transfer function that is used to generate the histogram.
*/
vtkScalarsToColors * GetTransferFunction();
virtual void GetBounds(double bounds[4]);
virtual void SetPosition(const vtkRectf& pos);
virtual vtkRectf GetPosition();
/**
* Generate and return the tooltip label string for this plot
* The segmentIndex parameter is ignored.
* The member variable TooltipLabelFormat can be set as a
* printf-style string to build custom tooltip labels from,
* and may contain:
* An empty string generates the default tooltip labels.
* The following case-sensitive format tags (without quotes) are recognized:
* '%x' The X position of the histogram cell
* '%y' The Y position of the histogram cell
* '%v' The scalar value of the histogram cell
* Note: the %i and %j tags are valid only if there is a 1:1 correspondence
* between individual histogram cells and axis tick marks
* '%i' The X axis tick label for the histogram cell
* '%j' The Y axis tick label for the histogram cell
* Any other characters or unrecognized format tags are printed in the
* tooltip label verbatim.
*/
virtual vtkStdString GetTooltipLabel(const vtkVector2d &plotPos,
vtkIdType seriesIndex,
vtkIdType segmentIndex);
/**
* Function to query a plot for the nearest point to the specified coordinate.
* Returns an index between 0 and (number of histogram cells - 1), or -1.
* The index 0 is at cell x=0, y=0 of the histogram, and the index increases
* in a minor fashon with x and in a major fashon with y.
* The referent of "location" is set to the x and y integer indices of the
* histogram cell.
*/
virtual vtkIdType GetNearestPoint(const vtkVector2f& point,
const vtkVector2f& tolerance,
vtkVector2f* location);
protected:
vtkPlotHistogram2D();
~vtkPlotHistogram2D();
/**
* Where all the magic happens...
*/
void GenerateHistogram();
vtkSmartPointer<vtkImageData> Input;
vtkSmartPointer<vtkImageData> Output;
vtkSmartPointer<vtkScalarsToColors> TransferFunction;
vtkRectf Position;
private:
vtkPlotHistogram2D(const vtkPlotHistogram2D &) VTK_DELETE_FUNCTION;
void operator=(const vtkPlotHistogram2D &) VTK_DELETE_FUNCTION;
};
#endif //vtkPlotHistogram2D_h
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