GUI/Widgets/vtkKWMaterialPropertyWidget.h

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/*=========================================================================

  Module:    $RCSfile: vtkKWMaterialPropertyWidget.h,v $

  Copyright (c) Kitware, Inc.
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkKWMaterialPropertyWidget_h
#define __vtkKWMaterialPropertyWidget_h

#include "vtkKWCompositeWidget.h"

class vtkKWApplication;
class vtkKWFrame;
class vtkKWLabel;
class vtkKWFrameWithLabel;
class vtkKWLabelWithLabel;
class vtkKWPushButtonSetWithLabel;
class vtkKWPopupButtonWithLabel;
class vtkKWPushButton;
class vtkKWScaleWithEntry;
class vtkKWMaterialPropertyWidgetInternals;

class KWWIDGETS_EXPORT vtkKWMaterialPropertyWidget : public vtkKWCompositeWidget
{
public:
  vtkTypeRevisionMacro(vtkKWMaterialPropertyWidget, vtkKWCompositeWidget);
  void PrintSelf(ostream& os, vtkIndent indent);
  

  vtkSetMacro(PopupMode, int);
  vtkGetMacro(PopupMode, int);
  vtkBooleanMacro(PopupMode, int);
  vtkGetObjectMacro(PopupButton, vtkKWPopupButtonWithLabel);
  
  virtual void Create(vtkKWApplication *app);
  
  virtual void Update();

  virtual void UpdatePreview();


  virtual void SetPreviewSize(int);
  virtual void SetPresetSize(int);
  virtual void SetPopupPreviewSize(int);
  vtkGetMacro(PreviewSize, int);
  vtkGetMacro(PresetSize, int);
  vtkGetMacro(PopupPreviewSize, int);


  virtual void SetGridOpacity(double);
  vtkGetMacro(GridOpacity, double);
  

  vtkGetVector3Macro(MaterialColor, double);
  void SetMaterialColor(double r, double g, double b);
  void SetMaterialColor(double color[3])
    { this->SetMaterialColor(color[0], color[1], color[2]); }


  virtual void SetLightingParametersVisibility(int);
  vtkBooleanMacro(LightingParametersVisibility, int);
  vtkGetMacro(LightingParametersVisibility, int);


  vtkSetMacro(PropertyChangedEvent, int);
  vtkGetMacro(PropertyChangedEvent, int);
  vtkSetMacro(PropertyChangingEvent, int);
  vtkGetMacro(PropertyChangingEvent, int);


  virtual void SetPropertyChangedCommand(
    vtkObject *object, const char *method);
  virtual void SetPropertyChangingCommand(
    vtkObject *object, const char *method);
  virtual void InvokePropertyChangedCommand();
  virtual void InvokePropertyChangingCommand();


  virtual void PropertyChangingCallback();
  virtual void PropertyChangedCallback();
  virtual void PresetMaterialCallback(int preset_idx);

  virtual void UpdateEnableState();

protected:

  vtkKWMaterialPropertyWidget();
  ~vtkKWMaterialPropertyWidget();
  
  int   PopupMode;
  int   PreviewSize;
  int   PresetSize;
  int   PopupPreviewSize;
  double GridOpacity;
  int LightingParametersVisibility;

  double MaterialColor[3];


  int   PropertyChangedEvent;
  int   PropertyChangingEvent;


  char  *PropertyChangedCommand;
  char  *PropertyChangingCommand;

  virtual void InvokeCommand(const char *command);

  // Presets

  //BTX
  class Preset
  {
  public:
    double Ambient;
    double Diffuse;
    double Specular;
    double SpecularPower;
    char *HelpString;

    Preset() { this->HelpString = 0; };
  };

  // PIMPL Encapsulation for STL containers

  vtkKWMaterialPropertyWidgetInternals *Internals;
  friend class vtkKWMaterialPropertyWidgetInternals;
  //ETX

  // UI

  vtkKWPopupButtonWithLabel   *PopupButton;
  vtkKWFrameWithLabel         *MaterialPropertiesFrame;
  vtkKWFrame                  *ControlFrame;
  vtkKWFrame                  *LightingFrame;
  vtkKWScaleWithEntry         *AmbientScale;
  vtkKWScaleWithEntry         *DiffuseScale;
  vtkKWScaleWithEntry         *SpecularScale;
  vtkKWScaleWithEntry         *SpecularPowerScale;
  vtkKWFrame                  *PresetsFrame;
  vtkKWLabelWithLabel         *PreviewLabel;
  vtkKWPushButtonSetWithLabel *PresetPushButtonSet;

  virtual void Pack();


  virtual void CreateImage(unsigned char *data, 
                           double ambient, 
                           double diffuse,
                           double specular, 
                           double specular_power, 
                           int size);
  
  virtual void SendStateEvent(int event);

  virtual void AddDefaultPresets();

  virtual void CreatePresets();

  virtual void UpdatePopupPreview();


  virtual int UpdatePropertyFromInterface() = 0;
  virtual int UpdatePropertyFromPreset(const Preset *preset) = 0;


  virtual int UpdateScalesFromPreset(const Preset *preset);
  virtual void UpdateScales(double ambient, 
                            double diffuse,
                            double specular, 
                            double specular_power);

  virtual int AreControlsEnabled() { return 1; };

private:
  vtkKWMaterialPropertyWidget(const vtkKWMaterialPropertyWidget&);  //Not implemented
  void operator=(const vtkKWMaterialPropertyWidget&);  //Not implemented
};

#endif

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