VTK
vtkColorTransferControlPointsItem.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkColorTransferControlPointsItem.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 
31 #ifndef vtkColorTransferControlPointsItem_h
32 #define vtkColorTransferControlPointsItem_h
33 
34 #include "vtkChartsCoreModule.h" // For export macro
35 #include "vtkControlPointsItem.h"
36 
38 
39 class VTKCHARTSCORE_EXPORT vtkColorTransferControlPointsItem: public vtkControlPointsItem
40 {
41 public:
43  void PrintSelf(ostream &os, vtkIndent indent) override;
44 
49 
53  void SetColorTransferFunction(vtkColorTransferFunction* function);
55 
58  vtkGetObjectMacro(ColorTransferFunction, vtkColorTransferFunction);
60 
64  vtkIdType GetNumberOfPoints()const override;
65 
71  void GetControlPoint(vtkIdType index, double *point)const override;
72 
78  void SetControlPoint(vtkIdType index, double *point) override;
79 
85  vtkIdType AddPoint(double* newPos) override;
86 
92  vtkIdType RemovePoint(double* pos) override;
93 
95 
100  vtkSetMacro(ColorFill, bool);
101  vtkGetMacro(ColorFill, bool);
103 
104 protected:
107 
108  void emitEvent(unsigned long event, void* params) override;
109 
111 
112  void DrawPoint(vtkContext2D* painter, vtkIdType index) override;
113  void EditPoint(float tX, float tY) override;
114 
119  void ComputeBounds(double* bounds) override;
120 
122 
123  bool ColorFill;
124 private:
126  void operator=(const vtkColorTransferControlPointsItem &) = delete;
127 };
128 
129 #endif
virtual void GetControlPoint(vtkIdType index, double *point) const =0
Returns the x and y coordinates as well as the midpoint and sharpness of the control point correspond...
virtual void EditPoint(float vtkNotUsed(tX), float vtkNotUsed(tY))
vtkTypeUInt32 vtkMTimeType
Definition: vtkType.h:300
virtual vtkMTimeType GetControlPointsMTime()=0
Must be reimplemented by subclasses to calculate the points to draw.
Abstract class for control points items.
int vtkIdType
Definition: vtkType.h:345
virtual void DrawPoint(vtkContext2D *painter, vtkIdType index)
Internal function that paints a collection of points and optionally excludes some.
Class for drawing 2D primitives to a graphical context.
Definition: vtkContext2D.h:58
a simple class to control print indentation
Definition: vtkIndent.h:39
virtual void emitEvent(unsigned long event, void *params=nullptr)=0
vtkSetMacro(IgnoreDriverBugs, bool)
When set known driver bugs are ignored during driver feature detection.
Control points for vtkColorTransferFunction.
virtual vtkIdType RemovePoint(double *pos)=0
Remove a point of the function.
Defines a transfer function for mapping a property to an RGB color value.
virtual void SetControlPoint(vtkIdType index, double *point)=0
Sets the x and y coordinates as well as the midpoint and sharpness of the control point corresponding...
virtual vtkIdType AddPoint(double *newPos)=0
Add a point to the function.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
virtual vtkIdType GetNumberOfPoints() const =0
Returns the total number of points.