SoDialogSlider.h

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 ***                   COPYRIGHT (C) 1996-2018 BY FEI S.A.S,                        ***
 ***                        BORDEAUX, FRANCE                                        ***
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**=======================================================================*/
/*=======================================================================
** Author      : Nicolas Daguise (Jan 2002)
**=======================================================================*/
#ifndef  _SO_DIALOG_SLIDER_
#define  _SO_DIALOG_SLIDER_
 
#include <DialogViz/dialog/SoDialogComponent.h>
#include <Inventor/fields/SoMFColor.h>
 
class SoDialogCustomSlider;
class SbLineProjector;
class SoEventCallback;
class SoKeyboardEvent;
 
class  SoDialogSlider : public SoDialogComponent  
{
  SO_DG_HEADER(SoDialogSlider);
 
 public:
 
  SoSFBool valueVisible;
 
  SoSFString format;
 
  SoSFBool continuousTrigger;
  
  SoSFBool toggleVisible;
 
  SoSFBool fixedLimits;
 
  SoMFColor colors;
 
  SoSFBool shadedColors;
 
  SoDialogSlider();
 
 
  /*==============================================================================*/
 private:
  virtual void   buildWidget(SoWidget parent, SbVec2i32 &rSize, SbVec2i32 &pos, SbBool isActive2d);
  virtual void   destroyWidget();
  virtual void   eventNotify(unsigned int event, uintptr_t param);
  virtual SoWidget getLabelWidget();
  static  void   initClass();
  static  void   exitClass();
  virtual void   setValueFromEdit(SbBool ) {};
  virtual void   setValueFromSlider(float ) {};
  virtual void   changeSliderValue() {};
  virtual void   updateFromSensor(SoSensor* sensor);
  float   getValue();
  static  void   finishCallback(void *slider, float newValue);
  static  void   valueChangeCallback(void* slider, float newValue);
  virtual void   setValue() {};
  SbBool getActive2d() { return m_isActive2d; };
 
// methods called by callbacks
  void changeValueFromSlider(float newValue);
  void changeValueAfterFinish(float newValue);
  void changeSliderFromEdit();
  void changeSliderFromSlider(float num);
 
  // pos and size changes
  void updateEditWidget();
  void updateSliderWidget();
  void updateLabelWidget();
  void updateToggleWidget();
 
 private:
  // m_dialogCustomSlider has ownership of the m_sliderWidget, we should not delete it
  SoWidget m_sliderWidget;
  SoWidget m_toggleWidget;
  SoWidget m_editWidget;
  int    m_sliderWidth;
  int    m_editWidth;
  float  m_sliderValue;
  SoDialogCustomSlider* m_dialogCustomSlider;
  bool m_ownDialogCustomSlider;
 
  virtual        ~SoDialogSlider();
 
  virtual void changeEditValue() {};
  SbString getValueFromEdit();
  virtual int computeEditZoneWidth() {return 0;};
 
  void updateWidget();
 
 private:
  /* === FIELDS DECLARATION === */
  FIELD_SENSOR(valueVisible);
  FIELD_SENSOR(continuousTrigger);
  FIELD_SENSOR(toggleVisible);
  FIELD_SENSOR(fixedLimits);
  FIELD_SENSOR(colors);
  FIELD_SENSOR(shadedColors);
  FIELD_SENSOR(format);
 
  /* === COMPUTING METHODS === */
  virtual SbVec2i32 getComponentInitSize();
  virtual void    getDefaultSize(SbVec2i32 &size, SbVec2i32 &min, SbVec2i32 &max);
 
  /* === CREATION METHODS === */
  void createEditWidget();
  void createLabelWidget();
  void createSliderWidget();
  void createToggleWidget();
 
  /* === UPDATE METHODS === */
 
  // local change methods
  virtual void changeValueVisible();
  virtual void changeToggleVisible();
  virtual void changeContinuousTrigger();
  virtual void changeFormat();
 
  // inherited change methods from SoDialogComponent
  virtual void changeEdgeStyle();
  virtual void changeLabelVisibility();
 
  // inherited change methods from SoDialogViz
  virtual void changeEnable();
  virtual void changeWidgetEnable(SbBool state);
  virtual void changeLabel();
  virtual void changeLabelAlignment();
 
// 3D methods
private:
  static char* DialogSlider; // Internal default skins.
  static void change3DSkin();
  static SbBool isSkinLoaded();
  static void setSkinLoaded(SbBool loaded);
 
  SbBool ip_isEditing;
 
  void change3DSliderValue();
  void change3DCursor();
 
  static void processKeyEvents(void *inDragger, SoEventCallback *cb);
 
private:
 
  SO_DG_CATALOG_ENTRY_HEADER( labelSep      );
  SO_DG_CATALOG_ENTRY_HEADER( labelSwitch   );
  SO_DG_CATALOG_ENTRY_HEADER( labelProp     );
  SO_DG_CATALOG_ENTRY_HEADER( checkSep      );
  SO_DG_CATALOG_ENTRY_HEADER( checkSwtch    );
  SO_DG_CATALOG_ENTRY_HEADER( checkStateOff );
  SO_DG_CATALOG_ENTRY_HEADER( checkStateOn  );
  SO_DG_CATALOG_ENTRY_HEADER( sliderSep     );
  SO_DG_CATALOG_ENTRY_HEADER( frameSep      );
  SO_DG_CATALOG_ENTRY_HEADER( frame         );
  SO_DG_CATALOG_ENTRY_HEADER( cursorSep     );
  SO_DG_CATALOG_ENTRY_HEADER( cursor        );
  SO_DG_CATALOG_ENTRY_HEADER( edtSwtch      );
  SO_DG_CATALOG_ENTRY_HEADER( edtFrmSep     );
  SO_DG_CATALOG_ENTRY_HEADER( edtFrmSwtch   );
  SO_DG_CATALOG_ENTRY_HEADER( valueFrame    );
  SO_DG_CATALOG_ENTRY_HEADER( editValueFrame);
  SO_DG_CATALOG_ENTRY_HEADER( editTextSep   );
  SO_DG_CATALOG_ENTRY_HEADER( editTextProp  );
 
  SoScale *sliderFrameScale, *sliderEditFrameScale;
  SoText3 *sliderLabel, *sliderEditText;
  SoTransform *sliderFrameTransform, *sliderEditFrameTransform;
  SoTranslation *sliderLabelTranslation, *sliderToggleTranslation;
  SoTranslation *sliderFrameTranslation, *sliderEditFrameTranslation;
  SoTranslation *sliderEditTextTranslation, *sliderCursorTranslation, *sliderCursorPosTranslation;
 
  SbString get3DValueFromEdit();
  virtual void change3DEditValue();
  virtual void change3DEnable();
 
private:
  SbBox3f m_editTextCachedBBox;
  static SbBool m_isSkinLoaded;
 
  SbLineProjector* m_lineProj;
  SbVec3f m_initialPos;
  int m_slider3DWidth;
 
  void create3DDialogSlider();
  void update3DSlider();
  void update3DLabel();
 
  virtual void set3DInactive();
  virtual void change3DLabelVisibility();
  virtual void change3DLabel();
  virtual void change3DLabelAlignment();
  void change3DContinuousTrigger();
  void change3DValueVisible();
  void change3DToggleVisible();
 
  static void startCB3D( void *, SoDragger *inDragger );
  static void motionCB3D( void *, SoDragger *inDragger );
  static void finishCB3D( void *, SoDragger *inDragger );
  void draggerStartCallback3D();
  void draggerMotionCallback3D();
  void draggerFinishCallback3D();
 
  virtual void computeNewSliderEditValue(SoKeyboardEvent* ) {};
 
private:
  virtual void finish3DEditing() {};
 
};
 
#endif // _SO_DIALOG_SLIDER_