Inventor/nodes/SoMarker.h

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**=======================================================================*/
/*=======================================================================
** Author      : Nicolas DAGUISE (Feb 2008)
**=======================================================================*/


#ifndef  _SO_MARKER_H_
#define  _SO_MARKER_H_

#include <Inventor/nodes/SoNode.h>
#include <Inventor/fields/SoMFUInt32.h>
#include <Inventor/fields/SoSFBool.h>
#include <Inventor/fields/SoMFUByte.h>
#include <Inventor/fields/SoSFVec2s.h>
#include <Inventor/fields/SoSFInt32.h>

class SoState;
class SoGLObjectCache;

#define MARKER_HASH_TAB_SIZE 151

class  SoMarker : public SoNode
{
  SO_NODE_HEADER(SoMarker);

public:

  enum MarkerType {
    CROSS_5_5,
    PLUS_5_5,
    MINUS_5_5,
    SLASH_5_5,
    BACKSLASH_5_5,
    BAR_5_5,
    STAR_5_5,
    Y_5_5,
    LIGHTNING_5_5,
    WELL_5_5,
    
    CIRCLE_LINE_5_5,
    SQUARE_LINE_5_5,
    DIAMOND_LINE_5_5,
    TRIANGLE_LINE_5_5,
    RHOMBUS_LINE_5_5,
    HOURGLASS_LINE_5_5,
    SATELLITE_LINE_5_5,
    PINE_TREE_LINE_5_5,
    CAUTION_LINE_5_5,
    SHIP_LINE_5_5,

    CIRCLE_FILLED_5_5,
    SQUARE_FILLED_5_5,
    DIAMOND_FILLED_5_5,
    TRIANGLE_FILLED_5_5,
    RHOMBUS_FILLED_5_5,
    HOURGLASS_FILLED_5_5,
    SATELLITE_FILLED_5_5,
    PINE_TREE_FILLED_5_5,
    CAUTION_FILLED_5_5,
    SHIP_FILLED_5_5,

    CROSS_7_7,
    PLUS_7_7,
    MINUS_7_7,
    SLASH_7_7,
    BACKSLASH_7_7,
    BAR_7_7,
    STAR_7_7,
    Y_7_7,
    LIGHTNING_7_7,
    WELL_7_7,

    CIRCLE_LINE_7_7,
    SQUARE_LINE_7_7,
    DIAMOND_LINE_7_7,
    TRIANGLE_LINE_7_7,
    RHOMBUS_LINE_7_7,
    HOURGLASS_LINE_7_7,
    SATELLITE_LINE_7_7,
    PINE_TREE_LINE_7_7,
    CAUTION_LINE_7_7,
    SHIP_LINE_7_7,
    
    CIRCLE_FILLED_7_7,
    SQUARE_FILLED_7_7,
    DIAMOND_FILLED_7_7,
    TRIANGLE_FILLED_7_7,
    RHOMBUS_FILLED_7_7,
    HOURGLASS_FILLED_7_7,
    SATELLITE_FILLED_7_7,
    PINE_TREE_FILLED_7_7,
    CAUTION_FILLED_7_7,
    SHIP_FILLED_7_7,

    CROSS_9_9,
    PLUS_9_9,
    MINUS_9_9,
    SLASH_9_9,
    BACKSLASH_9_9,
    BAR_9_9,
    STAR_9_9,
    Y_9_9,
    LIGHTNING_9_9,
    WELL_9_9,
    
    CIRCLE_LINE_9_9,
    SQUARE_LINE_9_9,
    DIAMOND_LINE_9_9,
    TRIANGLE_LINE_9_9,
    RHOMBUS_LINE_9_9,
    HOURGLASS_LINE_9_9,
    SATELLITE_LINE_9_9,
    PINE_TREE_LINE_9_9,
    CAUTION_LINE_9_9,
    SHIP_LINE_9_9,

    CIRCLE_FILLED_9_9,
    SQUARE_FILLED_9_9,
    DIAMOND_FILLED_9_9,
    TRIANGLE_FILLED_9_9,
    RHOMBUS_FILLED_9_9,
    HOURGLASS_FILLED_9_9,
    SATELLITE_FILLED_9_9,
    PINE_TREE_FILLED_9_9,
    CAUTION_FILLED_9_9,
    SHIP_FILLED_9_9
  };

  SoMarker();

  SoMFUByte bitmap;

  SoMFUInt32 orderedRGBA;

  SoSFBool upToDown;

  SoSFBool isLSBFirst;

  SoSFVec2s size;

  SoSFInt32 index;

private:

  static void initClass();
  static void exitClass();

  void render( SoState* state, int index = 0);
  virtual void notify( SoNotList* list );
  virtual SbBool readInstance(SoInput *in, unsigned short flags);

  int getMarkerIndex() 
  { return m_markerIndex; }

  void setMarkerIndex( const int tindex ) 
  { m_markerIndex = tindex; }

  static int getNumDefinedMarkers();

  static int getMaxIndexDefinedMarker();

  static void addMarker(int markerIndex,
                        const SbVec2s &size,
                        const unsigned char *bytes,
                        const uint32_t *orderedRGBA,
                        SbBool isLSBFirst = TRUE,
                        SbBool isUpToDown = TRUE);
  static void addMarker(int markerIndex, SoMarker* marker );

  static SbBool removeMarker(int markerIndex);
  
  static SoMarker* getMarkerDesc( int markerInd );

  static SbBool isMarkerBitSet(int markerIndex, int bitNumber) ;

  // Update the list of all instancied SoMarkerSet
  static void updateListInstanciedMarkerSet();
  static void addMarkerSetDependency(SoNode* );
  static void removeMarkerSetDependency(SoNode* );

private:
  virtual ~SoMarker();

  SbBool useDL;

private:

  // Index of the marker
  int m_markerIndex;

  // Marker associated displayList
  SoGLObjectCache* m_objCache;

  // Marker hash table
  static SbPList m_markerHashTab[MARKER_HASH_TAB_SIZE];

  // Create/Destroy the list of predefined markers
  static void createListOfPreDefinedMarkers();
  static void destroyListOfPreDefinedMarkers();
  static bool m_isBuildingPredefinedMarkers;

  // Return the marker hash table index from a marker index
  static inline int getMarkerHashTabIndex(int markerIndex);

  // List of instancied SoMarkerSet
  static SbPList m_listInstanciedMarkerSet;

  void setPredefined(bool b);

  bool m_predefined;
  bool m_prevUpToDown;

  // Cache last marker used by isMarkerBitSet() method
  static int s_cachedCurrentMarkerIndex;
};

#endif // !_SO_MARKER_H_

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Open Inventor Toolkit reference manual, generated on 22 Jul 2025
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