VTK  9.0.1
vtkImageCanvasSource2D.h
Go to the documentation of this file.
1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkImageCanvasSource2D.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 =========================================================================*/
24 #ifndef vtkImageCanvasSource2D_h
25 #define vtkImageCanvasSource2D_h
26 
27 #include "vtkImageAlgorithm.h"
28 #include "vtkImagingSourcesModule.h" // For export macro
29 
30 class VTKIMAGINGSOURCES_EXPORT vtkImageCanvasSource2D : public vtkImageAlgorithm
31 {
32 public:
36  static vtkImageCanvasSource2D* New();
37 
39  void PrintSelf(ostream& os, vtkIndent indent) override;
40 
42 
46  vtkSetVector4Macro(DrawColor, double);
47  vtkGetVector4Macro(DrawColor, double);
49 
53  void SetDrawColor(double a) { this->SetDrawColor(a, 0.0, 0.0, 0.0); }
54 
58  void SetDrawColor(double a, double b) { this->SetDrawColor(a, b, 0.0, 0.0); }
59 
63  void SetDrawColor(double a, double b, double c) { this->SetDrawColor(a, b, c, 0.0); }
64 
68  void InitializeCanvasVolume(vtkImageData* volume);
69 
71 
75  void FillBox(int min0, int max0, int min1, int max1);
76  void FillTube(int x0, int y0, int x1, int y1, double radius);
77  void FillTriangle(int x0, int y0, int x1, int y1, int x2, int y2);
78  void DrawCircle(int c0, int c1, double radius);
79  void DrawPoint(int p0, int p1);
80  void DrawSegment(int x0, int y0, int x1, int y1);
81  void DrawSegment3D(double* p0, double* p1);
82  void DrawSegment3D(double x1, double y1, double z1, double x2, double y2, double z2)
83  {
84  double p1[3], p2[3];
85  p1[0] = x1;
86  p1[1] = y1;
87  p1[2] = z1;
88  p2[0] = x2;
89  p2[1] = y2;
90  p2[2] = z2;
91  this->DrawSegment3D(p1, p2);
92  }
94 
99  void DrawImage(int x0, int y0, vtkImageData* i) { this->DrawImage(x0, y0, i, -1, -1, -1, -1); }
100  void DrawImage(int x0, int y0, vtkImageData*, int sx, int sy, int width, int height);
101 
107  void FillPixel(int x, int y);
108 
110 
115  void SetExtent(int* extent);
116  void SetExtent(int x1, int x2, int y1, int y2, int z1, int z2);
118 
120 
125  vtkSetMacro(DefaultZ, int);
126  vtkGetMacro(DefaultZ, int);
128 
130 
135  vtkSetVector3Macro(Ratio, double);
136  vtkGetVector3Macro(Ratio, double);
138 
140 
143  virtual void SetNumberOfScalarComponents(int i);
144  virtual int GetNumberOfScalarComponents() const;
146 
148 
155  void SetScalarTypeToFloat() { this->SetScalarType(VTK_FLOAT); }
156  void SetScalarTypeToDouble() { this->SetScalarType(VTK_DOUBLE); }
157  void SetScalarTypeToInt() { this->SetScalarType(VTK_INT); }
158  void SetScalarTypeToUnsignedInt() { this->SetScalarType(VTK_UNSIGNED_INT); }
159  void SetScalarTypeToLong() { this->SetScalarType(VTK_LONG); }
160  void SetScalarTypeToUnsignedLong() { this->SetScalarType(VTK_UNSIGNED_LONG); }
161  void SetScalarTypeToShort() { this->SetScalarType(VTK_SHORT); }
162  void SetScalarTypeToUnsignedShort() { this->SetScalarType(VTK_UNSIGNED_SHORT); }
163  void SetScalarTypeToUnsignedChar() { this->SetScalarType(VTK_UNSIGNED_CHAR); }
164  void SetScalarTypeToChar() { this->SetScalarType(VTK_CHAR); }
165  void SetScalarType(int);
166  int GetScalarType() const;
168 
169 protected:
171  // Destructor: Deleting a vtkImageCanvasSource2D automatically deletes the
172  // associated vtkImageData. However, since the data is reference counted,
173  // it may not actually be deleted.
174  ~vtkImageCanvasSource2D() override;
175 
177  int WholeExtent[6];
178  double DrawColor[4];
179  int DefaultZ;
180  double Ratio[3];
181 
182  int ClipSegment(int& a0, int& a1, int& b0, int& b1);
183 
186 
187 private:
189  void operator=(const vtkImageCanvasSource2D&) = delete;
190 };
191 
192 #endif
void SetScalarTypeToInt()
Set/Get the data scalar type (i.e VTK_DOUBLE).
void SetScalarTypeToUnsignedInt()
Set/Get the data scalar type (i.e VTK_DOUBLE).
#define VTK_UNSIGNED_INT
Definition: vtkType.h:49
Store vtkAlgorithm input/output information.
void SetScalarTypeToDouble()
Set/Get the data scalar type (i.e VTK_DOUBLE).
#define VTK_UNSIGNED_SHORT
Definition: vtkType.h:47
void DrawImage(int x0, int y0, vtkImageData *i)
Draw subimage of the input image in the canvas at position x0 and y0.
void SetScalarTypeToUnsignedShort()
Set/Get the data scalar type (i.e VTK_DOUBLE).
#define VTK_DOUBLE
Definition: vtkType.h:53
#define VTK_FLOAT
Definition: vtkType.h:52
void SetScalarTypeToShort()
Set/Get the data scalar type (i.e VTK_DOUBLE).
a simple class to control print indentation
Definition: vtkIndent.h:33
void SetScalarTypeToUnsignedChar()
Set/Get the data scalar type (i.e VTK_DOUBLE).
topologically and geometrically regular array of data
Definition: vtkImageData.h:41
virtual int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
Subclasses can reimplement this method to collect information from their inputs and set information f...
#define VTK_SHORT
Definition: vtkType.h:46
#define VTK_CHAR
Definition: vtkType.h:43
#define VTK_LONG
Definition: vtkType.h:50
void SetDrawColor(double a, double b, double c)
Set DrawColor to (a, b, c, 0)
void SetScalarTypeToLong()
Set/Get the data scalar type (i.e VTK_DOUBLE).
#define VTK_UNSIGNED_CHAR
Definition: vtkType.h:45
void SetDrawColor(double a)
Set DrawColor to (a, 0, 0, 0)
void SetScalarTypeToUnsignedLong()
Set/Get the data scalar type (i.e VTK_DOUBLE).
Generic algorithm superclass for image algs.
Store zero or more vtkInformation instances.
static vtkAlgorithm * New()
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void DrawSegment3D(double x1, double y1, double z1, double x2, double y2, double z2)
Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.
#define VTK_UNSIGNED_LONG
Definition: vtkType.h:51
void SetDrawColor(double a, double b)
Set DrawColor to (a, b, 0, 0)
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
This is called in response to a REQUEST_DATA request from the executive.
void SetScalarTypeToFloat()
Set/Get the data scalar type (i.e VTK_DOUBLE).
#define VTK_INT
Definition: vtkType.h:48
void SetScalarTypeToChar()
Set/Get the data scalar type (i.e VTK_DOUBLE).