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vtkGL2PSContextDevice2D.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkGL2PSContextDevice2D.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 
29 #ifndef vtkGL2PSContextDevice2D_h
30 #define vtkGL2PSContextDevice2D_h
31 
32 #include "vtkRenderingGL2PSModule.h" // For export macro
33 #include "vtkOpenGLContextDevice2D.h"
34 
35 class vtkPath;
36 
37 class VTKRENDERINGGL2PS_EXPORT vtkGL2PSContextDevice2D
39 {
40 public:
42  virtual void PrintSelf(ostream &os, vtkIndent indent);
43 
44  static vtkGL2PSContextDevice2D *New();
45 
54  virtual void DrawPoly(float *f, int n, unsigned char *colors = 0,
55  int nc_comps = 0);
56 
61  virtual void DrawPoints(float *points, int n, unsigned char* colors = 0,
62  int nc_comps = 0);
63 
71  virtual void DrawPointSprites(vtkImageData *sprite, float *points, int n,
72  unsigned char *colors = 0, int nc_comps = 0);
73 
77  virtual void DrawQuadStrip(float *, int);
78 
82  virtual void DrawPolygon(float *, int);
83 
95  virtual void DrawEllipseWedge(float x, float y, float outRx, float outRy,
96  float inRx, float inRy, float startAngle,
97  float stopAngle);
98 
105  virtual void DrawEllipticArc(float x, float y, float rX, float rY,
106  float startAngle, float stopAngle);
107 
119  virtual void DrawMarkers(int shape, bool highlight, float *points, int n,
120  unsigned char *colors = 0, int nc_comps = 0);
121 
125  virtual void DrawQuad(float *points, int n);
126 
130  virtual void DrawString(float *point, const vtkStdString &string);
131 
135  virtual void DrawString(float *point, const vtkUnicodeString &string);
136 
141  virtual void DrawMathTextString(float point[2], const vtkStdString &string);
142 
148  void ApplyPen(vtkPen *pen);
149 
153  virtual void SetPointSize(float size);
154 
158  virtual void SetLineWidth(float width);
159 
163  virtual void SetLineType(int type);
164 
165 protected:
167  virtual ~vtkGL2PSContextDevice2D();
168 
169 private:
170  vtkGL2PSContextDevice2D(const vtkGL2PSContextDevice2D &) VTK_DELETE_FUNCTION;
171  void operator=(const vtkGL2PSContextDevice2D &) VTK_DELETE_FUNCTION;
172 
173  void DrawCrossMarkers(bool highlight, float *points, int n,
174  unsigned char *colors, int nc_comps);
175  void DrawPlusMarkers(bool highlight, float *points, int n,
176  unsigned char *colors, int nc_comps);
177  void DrawSquareMarkers(bool highlight, float *points, int n,
178  unsigned char *colors, int nc_comps);
179  void DrawCircleMarkers(bool highlight, float *points, int n,
180  unsigned char *colors, int nc_comps);
181  void DrawDiamondMarkers(bool highlight, float *points, int n,
182  unsigned char *colors, int nc_comps);
183  void AddEllipseToPath(vtkPath *path, float x, float y, float rx, float ry,
184  bool reverse);
185 
186  // Transform the path using the current modelview matrix.
187  void TransformPath(vtkPath *path) const;
188 
189  // Transform the 2D point using the current modelview matrix.
190  void TransformPoint(float &x, float &y) const;
191 
192  // Transform the width and height from pixels to data units.
193  void TransformSize(float &dx, float &dy) const;
194 };
195 
196 #endif //vtkGL2PSContextDevice2D_h
Wrapper around std::string to keep symbols short.
Definition: vtkStdString.h:47
concrete dataset representing a path defined by Bezier curves.
Definition: vtkPath.h:35
Class for drawing 2D primitives using OpenGL 1.1+.
virtual void DrawMathTextString(float point[2], const vtkStdString &string)
Draw text using MathText markup for mathematical equations.
virtual void DrawString(float *point, const vtkStdString &string)
Draw some text to the screen!
virtual void SetLineWidth(float width)
Set the line width for glyphs/sprites.
virtual void DrawQuadStrip(float *points, int n)
Draws a rectangle.
static vtkOpenGLContextDevice2D * New()
Creates a 2D Painter object.
virtual void DrawEllipseWedge(float x, float y, float outRx, float outRy, float inRx, float inRy, float startAngle, float stopAngle)
Draw an elliptic wedge with center at x, y, outer radii outRx, outRy, inner radii inRx...
virtual void DrawEllipticArc(float x, float y, float rX, float rY, float startAngle, float stopAngle)
Draw an elliptic arc with center at x,y with radii rX and rY between angles startAngle and stopAngle ...
virtual void SetPointSize(float size)
Set the point size for glyphs/sprites.
virtual void PrintSelf(ostream &os, vtkIndent indent)
Methods invoked by print to print information about the object including superclasses.
a simple class to control print indentation
Definition: vtkIndent.h:39
topologically and geometrically regular array of data
Definition: vtkImageData.h:45
Class for drawing 2D primitives using GL2PS.
provides a pen that draws the outlines of shapes drawn by vtkContext2D.
Definition: vtkPen.h:39
virtual void DrawPoints(float *points, int n, unsigned char *colors=0, int nc_comps=0)
Draw a series of points - fastest code path due to memory layout of the coordinates.
virtual void DrawPoly(float *f, int n, unsigned char *colors=0, int nc_comps=0)
Draw a poly line using the points - fastest code path due to memory layout of the coordinates...
virtual void DrawMarkers(int shape, bool highlight, float *points, int n, unsigned char *colors=0, int nc_comps=0)
Draw a series of markers centered at the points supplied.
virtual void DrawPolygon(float *, int)
Draw a polygon using the specified number of points.
virtual void DrawPointSprites(vtkImageData *sprite, float *points, int n, unsigned char *colors=0, int nc_comps=0)
Draw a series of point sprites, images centred at the points supplied.
virtual void ApplyPen(vtkPen *pen)
Apply the supplied pen which controls the outlines of shapes, as well as lines, points and related pr...
virtual void SetLineType(int type)
Set the line type type (using anonymous enum in vtkPen).
String class that stores Unicode text.
virtual void DrawQuad(float *points, int n)
Draws a rectangle.