VTK
vtkImageCanvasSource2D.h
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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 =========================================================================*/
30 #ifndef vtkImageCanvasSource2D_h
31 #define vtkImageCanvasSource2D_h
32 
33 #include "vtkImagingSourcesModule.h" // For export macro
34 #include "vtkImageAlgorithm.h"
35 
36 class VTKIMAGINGSOURCES_EXPORT vtkImageCanvasSource2D : public vtkImageAlgorithm
37 {
38 public:
43 
45  void PrintSelf(ostream& os, vtkIndent indent);
46 
48 
52  vtkSetVector4Macro(DrawColor, double);
53  vtkGetVector4Macro(DrawColor, double);
55 
59  void SetDrawColor(double a) {this->SetDrawColor(a, 0.0, 0.0, 0.0);}
60 
64  void SetDrawColor(double a,double b) {this->SetDrawColor(a, b, 0.0, 0.0);}
65 
69  void SetDrawColor(double a, double b, double c) {
70  this->SetDrawColor(a, b, c, 0.0);}
71 
76 
78 
82  void FillBox(int min0, int max0, int min1, int max1);
83  void FillTube(int x0, int y0, int x1, int y1, double radius);
84  void FillTriangle(int x0, int y0, int x1, int y1, int x2, int y2);
85  void DrawCircle(int c0, int c1, double radius);
86  void DrawPoint(int p0, int p1);
87  void DrawSegment(int x0, int y0, int x1, int y1);
88  void DrawSegment3D(double *p0, double *p1);
89  void DrawSegment3D(double x1, double y1, double z1,
90  double x2, double y2, double z2)
91  { double p1[3], p2[3];
92  p1[0] = x1; p1[1] = y1; p1[2] = z1; p2[0] = x2; p2[1] = y2; p2[2] = z2;
93  this->DrawSegment3D(p1, p2);}
95 
100  void DrawImage(int x0, int y0, vtkImageData* i)
101  { this->DrawImage(x0, y0, i, -1, -1, -1, -1); }
102  void DrawImage(int x0, int y0, vtkImageData*, int sx, int sy,
103  int width, int height);
104 
110  void FillPixel(int x, int y);
111 
113 
118  void SetExtent(int *extent);
119  void SetExtent(int x1, int x2, int y1, int y2, int z1, int z2);
121 
123 
128  vtkSetMacro(DefaultZ, int);
129  vtkGetMacro(DefaultZ, int);
131 
133 
138  vtkSetVector3Macro(Ratio, double);
139  vtkGetVector3Macro(Ratio, double);
141 
143 
146  virtual void SetNumberOfScalarComponents(int i);
147  virtual int GetNumberOfScalarComponents() const;
149 
151 
158  void SetScalarTypeToFloat(){this->SetScalarType(VTK_FLOAT);};
159  void SetScalarTypeToDouble(){this->SetScalarType(VTK_DOUBLE);};
160  void SetScalarTypeToInt(){this->SetScalarType(VTK_INT);};
162  {this->SetScalarType(VTK_UNSIGNED_INT);};
163  void SetScalarTypeToLong(){this->SetScalarType(VTK_LONG);};
165  {this->SetScalarType(VTK_UNSIGNED_LONG);};
166  void SetScalarTypeToShort(){this->SetScalarType(VTK_SHORT);};
168  {this->SetScalarType(VTK_UNSIGNED_SHORT);};
170  {this->SetScalarType(VTK_UNSIGNED_CHAR);};
172  {this->SetScalarType(VTK_CHAR);};
173  void SetScalarType(int);
174  int GetScalarType() const;
176 
177 protected:
179  // Destructor: Deleting a vtkImageCanvasSource2D automatically deletes the
180  // associated vtkImageData. However, since the data is reference counted,
181  // it may not actually be deleted.
183 
185  int WholeExtent[6];
186  double DrawColor[4];
187  int DefaultZ;
188  double Ratio[3];
189 
190  int ClipSegment(int &a0, int &a1, int &b0, int &b1);
191 
195  virtual int RequestData (vtkInformation *,
198 
199 private:
200  vtkImageCanvasSource2D(const vtkImageCanvasSource2D&) VTK_DELETE_FUNCTION;
201  void operator=(const vtkImageCanvasSource2D&) VTK_DELETE_FUNCTION;
202 };
203 
204 
205 
206 #endif
207 
208 
Generic algorithm superclass for image algs.
virtual int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
This is called in response to a REQUEST_DATA request from the executive.
void DrawImage(int x0, int y0, vtkImageData *i)
Draw subimage of the input image in the canvas at position x0 and y0.
void SetDrawColor(double a, double b)
Set DrawColor to (a, b, 0, 0)
virtual void SetNumberOfScalarComponents(int i)
Set the number of scalar components.
void SetDrawColor(double a)
Set DrawColor to (a, 0, 0, 0)
void SetDrawColor(double a, double b, double c)
Set DrawColor to (a, b, c, 0)
void SetScalarTypeToFloat()
Set/Get the data scalar type (i.e VTK_DOUBLE).
void FillBox(int min0, int max0, int min1, int max1)
Set the pixels inside the box (min0, max0, min1, max1) to the current DrawColor.
void DrawSegment3D(double *p0, double *p1)
virtual int RequestInformation(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
Subclasses can reimplement this method to collect information from their inputs and set information f...
static vtkImageCanvasSource2D * New()
Construct an instance of vtkImageCanvasSource2D with no data.
void DrawSegment3D(double x1, double y1, double z1, double x2, double y2, double z2)
void FillTriangle(int x0, int y0, int x1, int y1, int x2, int y2)
void SetExtent(int *extent)
These methods set the WholeExtent of the output It sets the size of the canvas.
int ClipSegment(int &a0, int &a1, int &b0, int &b1)
int GetScalarType() const
void FillPixel(int x, int y)
Fill a colored area with another color.
void DrawSegment(int x0, int y0, int x1, int y1)
void InitializeCanvasVolume(vtkImageData *volume)
Initialize the canvas with a given volume.
void SetExtent(int x1, int x2, int y1, int y2, int z1, int z2)
void DrawPoint(int p0, int p1)
void FillTube(int x0, int y0, int x1, int y1, double radius)
virtual int GetNumberOfScalarComponents() const
void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
void DrawImage(int x0, int y0, vtkImageData *, int sx, int sy, int width, int height)
void DrawCircle(int c0, int c1, double radius)
topologically and geometrically regular array of data
Definition: vtkImageData.h:46
a simple class to control print indentation
Definition: vtkIndent.h:40
Store zero or more vtkInformation instances.
Store vtkAlgorithm input/output information.
@ extent
Definition: vtkX3D.h:345
@ height
Definition: vtkX3D.h:254
@ radius
Definition: vtkX3D.h:252
vtkSetMacro(IgnoreDriverBugs, bool)
Updates the extensions string.
#define VTK_SHORT
Definition: vtkType.h:52
#define VTK_UNSIGNED_INT
Definition: vtkType.h:55
#define VTK_DOUBLE
Definition: vtkType.h:59
#define VTK_UNSIGNED_CHAR
Definition: vtkType.h:51
#define VTK_UNSIGNED_SHORT
Definition: vtkType.h:53
#define VTK_INT
Definition: vtkType.h:54
#define VTK_FLOAT
Definition: vtkType.h:58
#define VTK_CHAR
Definition: vtkType.h:49
#define VTK_UNSIGNED_LONG
Definition: vtkType.h:57
#define VTK_LONG
Definition: vtkType.h:56