VTK
vtkPiecewiseFunctionItem.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkPiecewiseFunctionItem.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
15 
16 #ifndef vtkPiecewiseFunctionItem_h
17 #define vtkPiecewiseFunctionItem_h
18 
19 #include "vtkChartsCoreModule.h" // For export macro
20 #include "vtkScalarsToColorsItem.h"
21 
23 class vtkImageData;
24 
26 class VTKCHARTSCORE_EXPORT vtkPiecewiseFunctionItem: public vtkScalarsToColorsItem
27 {
28 public:
31  void PrintSelf(ostream &os, vtkIndent indent) override;
32 
34  vtkGetObjectMacro(PiecewiseFunction, vtkPiecewiseFunction);
35 
36 protected:
39 
40  // Description:
41  // Reimplemented to return the range of the piecewise function
42  void ComputeBounds(double bounds[4]) override;
43 
44  // Description
45  // Compute the texture from the PiecewiseFunction
46  void ComputeTexture() override;
47 
49 
50 private:
52  void operator=(const vtkPiecewiseFunctionItem &) = delete;
53 };
54 
55 #endif
vtkScalarsToColorsItem
Abstract class for ScalarsToColors items.
Definition: vtkScalarsToColorsItem.h:41
vtkScalarsToColorsItem.h
vtkPiecewiseFunctionItem::PiecewiseFunction
vtkPiecewiseFunction * PiecewiseFunction
Definition: vtkPiecewiseFunctionItem.h:48
vtkPiecewiseFunctionItem::vtkPiecewiseFunctionItem
vtkPiecewiseFunctionItem()
vtkPiecewiseFunctionItem::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkImageData
topologically and geometrically regular array of data
Definition: vtkImageData.h:46
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:40
vtkPiecewiseFunctionItem::New
static vtkPiecewiseFunctionItem * New()
vtkPiecewiseFunction
Defines a 1D piecewise function.
Definition: vtkPiecewiseFunction.h:52
vtkPiecewiseFunctionItem::SetPiecewiseFunction
void SetPiecewiseFunction(vtkPiecewiseFunction *t)
vtkPiecewiseFunctionItem::ComputeTexture
void ComputeTexture() override
Need to be reimplemented by subclasses, ComputeTexture() is called at paint time if the texture is no...
vtkPiecewiseFunctionItem
vtkPiecewiseFunctionItem internal uses vtkPlot::Color, white by default
Definition: vtkPiecewiseFunctionItem.h:27
vtkPiecewiseFunctionItem::ComputeBounds
void ComputeBounds(double bounds[4]) override
vtkPiecewiseFunctionItem::~vtkPiecewiseFunctionItem
~vtkPiecewiseFunctionItem() override