SoAsciiText.h

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/*=======================================================================
** Author      : SGI (MMM YYYY)
**=======================================================================*/
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**=======================================================================*/
/*=======================================================================
** Modified by : Nicolas DAGUISE (Oct 2004)
**=======================================================================*/
 
 
#ifndef  _SO_ASCII_TEXT_
#define  _SO_ASCII_TEXT_
 
#include <Inventor/fields/SoSFEnum.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoMFFloat.h>
#include <Inventor/fields/SoMFString.h>
#include <Inventor/fields/SoMFVec3f.h>
#include <Inventor/fields/SoSFNode.h>
#include <Inventor/nodes/SoShape.h>
#include <Inventor/STL/map>
 
class SoFontServer;
class TextBBoxCache;
class SbBox3f;
class SoText3;
 
class  SoAsciiText : public SoShape {
 
  SO_NODE_HEADER(SoAsciiText);
 
 public:
  enum Justification {                // Justification types
    LEFT   = 0x01,
    CENTER = 0x03,
    RIGHT  = 0x02,
    INHERITED = 0x04
  };
 
  // Fields
  SoMFString string;
 
  SoSFFloat spacing;
 
  SoSFEnum justification;
 
  SoMFFloat width;
 
  SoAsciiText();
 
 private:
 
  SbBox3f getCharacterBounds(SoState *state, int stringIndex, int charIndex);
 
  virtual void GLRender(SoGLRenderAction *action);
  virtual void rayPick(SoRayPickAction *action);
  virtual void getPrimitiveCount(SoGetPrimitiveCountAction *action);
 
  virtual void computeBBox(SoAction *action, SbBox3f &box, SbVec3f &center);
 
 private:
  static void initClass();
  static void exitClass();
 
  SoSFNode m_text3Rep;
 
  virtual void notify( SoNotList* list );
 
 private:
  
  virtual void generatePrimitives(SoAction *);
    
  virtual ~SoAsciiText();
 
  virtual SbBool shouldGLRender(SoGLRenderAction *action, SbBool isPointsOrLines = FALSE);
 
 private:
 
  SbVec2f getStringOffset(SoState* state, int line, float& pAdd);
};
 
#endif // _SO_ASCII_TEXT_