Inventor/draggers/SoTabPlaneDragger.h

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/*=======================================================================
 * Copyright 1991-1996, Silicon Graphics, Inc.
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**=======================================================================*/
/*=======================================================================
** Author      : Paul Isaacs (MMM yyyy)
**=======================================================================*/
/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/


#ifndef  _SO_TAB_PLANE_DRAGGER_
#define  _SO_TAB_PLANE_DRAGGER_

#include <Inventor/SbLinear.h>
#include <Inventor/sensors/SoSensor.h>
#include <Inventor/projectors/SbLineProjector.h>
#include <Inventor/projectors/SbPlaneProjector.h>
#include <Inventor/actions/SoCallbackAction.h>
#include <Inventor/draggers/SoDragger.h>

class SoNode;
class SoCoordinate3;
class SoGLRenderAction;
class SoRayPickAction;
class SoFieldSensor;
class SoSwitch;
class SoShaderProgram;

class  SoTabPlaneDragger : public SoDragger
{
  // Define typeId and name stuff
  SO_KIT_HEADER(SoTabPlaneDragger);

  SO_KIT_CATALOG_ENTRY_HEADER(planeSwitch);
  SO_KIT_CATALOG_ENTRY_HEADER(translator);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabs);
  SO_KIT_CATALOG_ENTRY_HEADER(tabsShader);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabMaterial);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabHints);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabMaterialBinding);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabNormalBinding);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabNormal);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleTabPixelSize);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeType0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeType1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeType2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeType3);
  SO_KIT_CATALOG_ENTRY_HEADER(showEdges);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeTypeCorner0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeTypeCorner1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeTypeCorner2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeTypeCorner3);
  SO_KIT_CATALOG_ENTRY_HEADER(scaleCoords);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScale0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScale1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScale2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScale3);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeSeparator0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeSeparator1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeSeparator2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeSeparator3);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTranslation0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTranslation1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTranslation2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTranslation3);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab0);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab1);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab2);
  SO_KIT_CATALOG_ENTRY_HEADER(edgeScaleTab3);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScale0);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScale1);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScale2);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScale3);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch0);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch1);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch2);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch3);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch4);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch5);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch6);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightSwitch7);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightMaterial0);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightMaterial1);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightMaterial2);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightMaterial3);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighLightMaterial4);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighLightMaterial5);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighLightMaterial6);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighLightMaterial7);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale0);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale1);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale2);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale3);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale4);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale5);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale6);
  SO_KIT_CATALOG_ENTRY_HEADER(tabHighlightScale7);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerSeparator0);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerSeparator1);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerSeparator2);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerSeparator3);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTranslation0);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTranslation1);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTranslation2);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTranslation3);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab0);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab1);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab2);
  SO_KIT_CATALOG_ENTRY_HEADER(cornerScaleTab3);
  SO_KIT_CATALOG_ENTRY_HEADER(translatorMaterial);
  SO_KIT_CATALOG_ENTRY_HEADER(translatorDrawStyle);
  SO_KIT_CATALOG_ENTRY_HEADER(translatorCoordinates);

public:
  SoTabPlaneDragger();

  SoSFVec3f translation;
 
  SoSFVec3f scaleFactor;

  SoSFBool resizeHandles;

  SoSFBool scaleUniform;

  SoSFBool twoSidedLighting;

  SoSFFloat lineWidth;

  SoSFInt32 tabPixelSize;

  void    adjustScaleTabSize();

  void showEdgeScales( const SbBool show );

  void showCornerScales( const SbBool show );

 private:
  static void initClass();
  static void exitClass();

  int getCurrentState();

  void notify( SoNotList* list );

private:

  SoSwitch* m_edgeSwitch;

  SoSwitch* m_cornerSwitch;

  //sensor to detect twoSidedLighting changes
  SoFieldSensor *lightingSensor;

  //sensor to detect twoSidedLighting changes
  SoFieldSensor *lineWidthSensor;

  static void lightingSensorCB( void *, SoSensor * );
  static void lineWidthSensorCB( void *, SoSensor * );

  static void startCB( void *, SoDragger *);
  static void motionCB( void *, SoDragger *);
  static void finishCB( void *, SoDragger *);
  static void metaKeyChangeCB( void *, SoDragger *);

  SbLineProjector     *lineProj;
  SbPlaneProjector    *planeProj;

  SoFieldSensor *translFieldSensor;
  SoFieldSensor *scaleFieldSensor;
  static void   fieldSensorCB( void *, SoSensor * );
  static void valueChangedCB( void *, SoDragger * );

  virtual void GLRender( SoGLRenderAction *action );
  virtual void rayPick(SoRayPickAction *action);

  void        dragStart();
  void        drag();
  void        dragFinish();

  void        translateStart();
  void        translateDrag();
    
  void        edgeScaleStart();
  void        edgeScaleDrag();
    
  void        cornerScaleStart();
  void        cornerScaleDrag();
    
  void        scaleUniformStart();
  void        scaleUniformDrag();

  SbVec3f           worldRestartPt;
  int               currentScalePatch;

  enum State {
    INACTIVE, TRANSLATING, EDGE_SCALING, CORNER_SCALING, UNIFORM_SCALING
  };
  SbBool              shftDown;

  State               currentState;
  State               restartState;
  int                 translateDir;

  SbVec3f             scaleCenter;

  // detach/attach any sensors, callbacks, and/or field connections.
  // Called by:            start/end of SoBaseKit::readInstance
  // and on new copy by:   start/end of SoBaseKit::copy.
  // Classes that redefine must call setUpConnections(TRUE,TRUE) 
  // at end of constructor.
  // Returns the state of the node when this was called.
  virtual SbBool setUpConnections( SbBool onOff, SbBool doItAlways = FALSE );

  virtual void setDefaultOnNonWritingFields();

  virtual ~SoTabPlaneDragger();

 private:
  static const char geomBuffer[];
  static bool s_resizeOnInactiveOnly;
  static SoShaderProgram* s_tabsShader;
  static const float s_tabHighlightScaleCoef;
};

#endif  /* _SO_TAB_PLANE_DRAGGER_ */

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Open Inventor Toolkit reference manual, generated on 15 Mar 2023
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