SoXtMaterialEditor.h

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/*=======================================================================
 * Copyright 1991-1996, Silicon Graphics, Inc.
 * ALL RIGHTS RESERVED
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 * in Technical Data and Computer Software clause at DFARS 252.227-7013 and/or
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**=======================================================================*/
/*=======================================================================
** Author      : Alain Dumesny (MMM yyyy)
** Modified by : David Mott (MMM yyyy)
**=======================================================================*/
/*=======================================================================
 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.),            ***
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 ***                        BORDEAUX, FRANCE                                        ***
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**=======================================================================*/
/*=======================================================================
** Modified by : VSG (MMM YYYY)
**=======================================================================*/
 
#ifdef SOQT
#  include <Inventor/Qt/SoQtMaterialEditor.h>
#elif defined _WIN32
#  include <Inventor/Win/SoWinMaterialEditor.h>
#else // _WIN32
 
#ifndef _SO_XT_MATERIAL_EDITOR_
#define _SO_XT_MATERIAL_EDITOR_
 
#include <Xm/Xm.h>
#include <Inventor/SbBasic.h>
#include <Inventor/misc/SoCallbackList.h>
#include <Inventor/Xt/SoXtComponent.h>
 
class SoBaseColor;
class SoXtClipboard;
class SoXtColorEditor;
class SoNodeSensor;
class SoSensor;
class SoDirectionalLight;
class SoMaterial;
class SoXtMaterialList;
class SoPathList;
class SoXtRenderArea;
class SoSelection;
class SoXtColorSlider;
class SoMFColor;
class SbColor;
class SoBase;
class SoSeparator;
class SoNode;
class SoSFColor;
 
// callback function prototypes
typedef void SoXtMaterialEditorCB(void *userData, const SoMaterial *mtl);
 
//
//  Class: SoXtMaterialEditor
//
//  This editor lets you interactively edit a material
//
 
class  SoXtMaterialEditor : public SoXtComponent {
 public:
  enum UpdateFrequency {
    CONTINUOUS,
    AFTER_ACCEPT
  };
 
  SoXtMaterialEditor(
                     SoWidget parent = NULL,
                     const char *name = NULL,
                     SbBool buildInsideParent = TRUE);
  ~SoXtMaterialEditor();
 
  void attach(SoMaterial *material, int index = 0);
 
  void                detach();
  SbBool              isAttached()    { return (material != NULL); }
 
  inline void         addMaterialChangedCallback(
                                                 SoXtMaterialEditorCB *f,
                                                 void *userData = NULL);
  inline void         removeMaterialChangedCallback(
                                                    SoXtMaterialEditorCB *f,
                                                    void *userData = NULL);
 
  void        setUpdateFrequency(SoXtMaterialEditor::UpdateFrequency freq);
  SoXtMaterialEditor::UpdateFrequency getUpdateFrequency()
    { return updateFreq; }
 
  // Redefine these since there are multiple windows -
  // the color editor, directional light editor, and this component
  virtual void        show();
  virtual void        hide();
 
  void                setMaterial(const SoMaterial &mtl);
 
  const SoMaterial &  getMaterial() const { return *localMaterial; }
 
 private:
 
  // This constructor takes a boolean whether to build the widget now.
  // Subclasses can pass FALSE, then call SoXtMaterialEditor::buildWidget()
  // when they are ready for it to be built.
  SoEXTENDER
    SoXtMaterialEditor(
                       SoWidget parent,
                       const char *name,
                       SbBool buildInsideParent,
                       SbBool buildNow);
 
  SoWidget                  buildWidget(SoWidget parent);
 
  // redefine these
  virtual SbString    getDefaultWidgetName() const;
  virtual SbString    getDefaultTitle() const;
  virtual SbString    getDefaultIconTitle() const;
 
 private:
  // attach vars
  SoMaterial          *material;  // material we are editing
  SoMaterial          *imat;
  int                 index;      // material index number
  SoNodeSensor        *sensor;
  SoCallbackList      *callbackList;
  SoWidget              acceptButton, diamondButtons[4], radioButtons[4];
  SoXtMaterialEditor::UpdateFrequency updateFreq;
 
  // widgets to edit the material
  SoWidget              mgrWidget;      // topmost widget
  SoXtColorEditor     *colorEditor;
  SoXtColorSlider     *sliders[6];
  SbBool              changedIt[6];
  SoXtMaterialList    *materialList;
  SbBool              ignoreCallback; // TRUE while callback should be ignored
  SbBool              openMaterialList;
  static void         colorEditorCloseCB(void *, SoXtComponent *);
  static void         materialListCloseCB(void *, SoXtComponent *);
 
  // copy/paste support
  SoXtClipboard       *clipboard;
 
  // local scene vars
  SoXtRenderArea      *renderArea;
  SoMaterial          *localMaterial;     // local copy of the material
  SoDirectionalLight  *light0;
  SoDirectionalLight  *light1;
  SoBaseColor         *tileColor;
  SoSeparator         *root;
 
  // keep the menu items around so we can update them before menu display
  SoWidget              *menuItemsList;
 
  int32_t             activeColor;        // field which color editor edits
 
  // update the sliders/colorEditor based on the local material
  void                updateLocalComponents();
 
  // update the colorEditor based on the activeColor flag
  void                updateColorEditor(SbBool updateTitle = FALSE);
 
  // update a color slider (amb/diff/spec/emiss) based of a material color
  // (split the base color from the intensity).
  void                updateColorSlider(SoXtColorSlider *, const float rgb[3]);
 
  // update a material field when a color slider changes.
  void                updateMaterialColor(
                                          SoMFColor   *editMtlColor,
                                          SoMFColor   *localMtlColor,
                                          const float *rgb,
                                          float       intensity);
  void                updateMaterialColor(
                                          SoSFColor   *editMtlColor,
                                          SoMFColor   *localMtlColor,
                                          const float *rgb,
                                          float       intensity);
 
  // copies mat2 onto mat1
  void                copyMaterial(SoMaterial *mat1, int index1,
                                   const SoMaterial *mat2, int index2);
 
  // For each of the 6 sliders (or sets of sliders) sets the ignore flag of
  // the material node being editted to FALSE if it has been changed.
  void                undoIgnoresIfChanged();
 
  // copy/paste support
  static void         pasteDone(void *userData, SoPathList *pathList);
 
  // Callback routines from components
  static void         materialListCB(void *, const SoMaterial *);
  static void         colorEditorCB(void *, const SbColor *);
  static void         ambientSliderCB(void *, float);
  static void         diffuseSliderCB(void *, float);
  static void         specularSliderCB(void *, float);
  static void         emissiveSliderCB(void *, float);
  static void         shininessSliderCB(void *, float);
  static void         transparencySliderCB(void *, float);
 
  // Callback routines from Xt/Motif
  static void         menuPick(SoWidget, int, XmAnyCallbackStruct *);
  static void         menuDisplay(SoWidget, SoXtMaterialEditor *, XtPointer);
  static void         radioButtonPick(SoWidget, int, XtPointer);
  static void         diamondButtonPick(SoWidget, int, XtPointer);
  static void         acceptButtonCB(SoWidget, SoXtMaterialEditor *, XtPointer);
 
  // Sensor callbacks
  static void         sensorCB(void *, SoSensor *);
 
  // Build routines
  SoWidget              buildPulldownMenu(SoWidget parent);
  SoWidget              buildControls(SoWidget parent);
  SoWidget              buildSlidersForm(SoWidget parent);
 
  static void visibilityChangeCB(void *pt, SbBool visible);
  void        activate();             // connects the sensor
  void        deactivate();           // disconnects the sensor
 
  // this is called by both constructors
  void constructorCommon(SbBool buildNow);
 
};
 
 
// Inline functions
void
SoXtMaterialEditor::addMaterialChangedCallback(
                                               SoXtMaterialEditorCB *f,
                                               void *userData)
{ callbackList->addCallback((SoCallbackListCB *) f, userData); }
 
void
SoXtMaterialEditor::removeMaterialChangedCallback(
                                                  SoXtMaterialEditorCB *f,
                                                  void *userData)
{ callbackList->removeCallback((SoCallbackListCB *) f, userData); }
 
#endif // _SO_XT_MATERIAL_EDITOR_
 
#endif // _WIN32