CoreWidget.hh

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//=============================================================================
//
//  CLASS CoreWidget
//
//=============================================================================

#ifndef COREWIDGET_HH
#define COREWIDGET_HH


//== INCLUDES =================================================================

#include <set>

#include "OpenFlipper/common/Types.hh"
#include <OpenFlipper/common/GlobalOptions.hh>
#include <OpenFlipper/BasePlugin/ContextMenuInterface.hh>
#include <OpenFlipper/BasePlugin/LoggingInterface.hh>
#include <OpenFlipper/BasePlugin/MenuInterface.hh>
#include <OpenFlipper/BasePlugin/ViewInterface.hh>
#include <OpenFlipper/BasePlugin/StatusbarInterface.hh>

#include <OpenFlipper/widgets/coreWidget/SideArea.hh>
#include <OpenFlipper/widgets/coreWidget/ColorStatusBar.hh>

#include <OpenFlipper/widgets/glWidget/QtBaseViewer.hh>
#include <OpenFlipper/widgets/glWidget/QtGLGraphicsScene.hh>
#include <OpenFlipper/widgets/glWidget/QtGLGraphicsView.hh>
#include <OpenFlipper/widgets/glWidget/QtMultiViewLayout.hh>
#include <OpenFlipper/widgets/glWidget/QtSlideWindow.hh>

// QT INCLUDES
#include <QMainWindow>
#include <QStackedWidget>
#include <QTextEdit>
#include <QToolBar>
#include <QStatusBar>

#include <QFuture>
#include <QFutureWatcher>

#include <QDockWidget>

#include <OpenFlipper/widgets/aboutWidget/aboutWidget.hh>
#include <OpenFlipper/widgets/loggerWidget/loggerWidget.hh>
#include <OpenFlipper/widgets/optionsWidget/optionsWidget.hh>
#include <OpenFlipper/widgets/helpWidget/helpWidget.hh>
#include <OpenFlipper/widgets/stereoSettingsWidget/stereoSettingsWidget.hh>
#include <OpenFlipper/widgets/postProcessorWidget/postProcessorWidget.hh>
#include <OpenFlipper/widgets/rendererWidget/rendererWidget.hh>
#include <OpenFlipper/widgets/rendererWidget/rendererObjectWidget.hh>

#include <OpenFlipper/Core/PluginInfo.hh>

#include <ACG/QtWidgets/QtSceneGraphWidget.hh>

#include <ACG/Scenegraph/DrawModes.hh>
#include <ACG/Scenegraph/CoordsysNode.hh>

#include <OpenFlipper/INIFile/INIFile.hh>
#include <OpenFlipper/BasePlugin/PluginFunctions.hh>

#include "../viewModeWidget/viewModeChangeWidget.hh"

struct ViewMode{

  QString name;

  QString icon;

  bool custom;

  QStringList visibleToolboxes;

  QStringList visibleToolbars;

  QStringList visibleContextMenus;
};

class StackWidgetInfo {
  public:
    StackWidgetInfo(bool _editable,QString _name,QWidget* _widget);

    bool editable;
    QString name;
    QWidget* widget;
};

class MenuInfo {
  public:
    MenuInfo():
      action(0),
      type(CONTEXTBACKGROUNDMENU)
    {}

    QAction*          action;

    DataType        contextType;

    ContextMenuType type;
};

class PickMode
{
  public:
    PickMode(const std::string& _n, const bool _t, const bool _v, QCursor _c, QToolBar *_tb = 0 );

    ~PickMode() {};


    void visible(const bool _visible);

    bool visible() const;

    std::string name() const;

    void tracking(const bool _tracking);

    bool tracking() const;

    QCursor cursor() const;

    void cursor(const QCursor _cursor);

    void toolbar(QToolBar* _toolbar);

    QToolBar* toolbar() const;

  private:

    std::string  name_;

    bool         tracking_;

    bool         visible_;

    QCursor      cursor_;

    QToolBar *   toolbar_;
};

class CoreWidget : public QMainWindow
{
  Q_OBJECT

public:

  friend class Core;

  CoreWidget( QVector<ViewMode*>& _viewModes, std::vector<PluginInfo>& _plugins, QList< SlotInfo >& _coreSlots );

  ~CoreWidget();

  signals:
    void clearAll();
    void loadMenu();
    void addEmptyObjectMenu();
    void saveMenu();
    void saveToMenu();
    void loadIniMenu();
    void saveIniMenu();
    void recentOpen(QAction*);
    void exit();

    void loadPlugin();
    void showPlugins();

  private slots:

    void closeEvent ( QCloseEvent * event );

   //===========================================================================
  //===========================================================================

  signals :
      void log(Logtype _type, QString _message);
      void log(QString _message);

   //===========================================================================
  //===========================================================================

  protected :

    virtual void keyPressEvent (QKeyEvent* _e);
    virtual void keyReleaseEvent(QKeyEvent* _e);

    // Filter alt key events under windows
    //bool eventFilter(QObject *obj, QEvent *ev);

  private:
    //event handling
    bool event( QEvent *event );

    bool eventFilter(QObject *_obj, QEvent *_event);

  signals :

    void PluginKeyEvent(QKeyEvent* );

    void PluginKeyReleaseEvent(QKeyEvent* );

    void registerKey(int _key, Qt::KeyboardModifiers _modifiers, QString _description,
                     bool _multiUse = false);

    void call( QString _expression , bool& _success  );

  private:
    typedef std::multimap<  std::pair< int, Qt::KeyboardModifiers >  ,  std::pair< QObject*, int > > KeyMap;

    typedef std::pair< KeyMap::iterator, KeyMap::iterator > KeyRange;

    void registerCoreKeys();

    void coreKeyPressEvent();

    void coreKeyPressEvent  (QKeyEvent* _e);
    void coreKeyReleaseEvent(QKeyEvent* _e);

    KeyBinding getKeyBinding(QObject* _plugin, int _keyIndex );
    QString    getRPCName(QObject* _plugin );

    std::vector<KeyBinding> coreKeys_;

    KeyMap keys_;

    InverseKeyMap invKeys_;

    QList< SlotInfo >& coreSlots_;

  private slots:
    void slotRegisterKey(int _key, Qt::KeyboardModifiers _modifiers, QString _description,
                         bool _multiUse = false);

  public slots:
    void slotAddKeyMapping(int _key, Qt::KeyboardModifiers _modifiers, QObject* _plugin, int _keyBindingID);

    void slotRegisterSlotKeyBindings();

  public:
    void loadKeyBindings(INIFile& _ini);

    void saveKeyBindings(INIFile& _ini);

    void showReducedMenuBar(bool reduced);

  private:
    bool shiftPressed_;

  //===========================================================================
  //===========================================================================

  public:

    void setupMenuBar();

  //===========================================================================
  //===========================================================================

  signals:
    void startVideoCapture(QString _baseName, int _fps, bool _captureViewers);
    void stopVideoCapture();

    void resizeViewers(int _width, int _height);
    void resizeApplication(int _width, int _height);

  private slots:
    void startVideoCaptureDialog();

  //===========================================================================
  //===========================================================================

  public:

  void addRecent(QString _filename, DataType _type);

  void updateRecent();

  //===========================================================================
  //===========================================================================

  public :

    void showLoggerInSplitView(bool _show);

    void updateInSceneLoggerGeometry();

    void setForceNativeCursor ( bool _state );

    QSize defaultIconSize();

    QScrollArea* getToolboxScrollArea() { return toolBoxScroll_; }
    QWidget* getToolboxArea() { return toolBoxArea_; }
    SideArea* getToolbox() { return toolBox_; }

  public slots:

    void toggleFullscreen();

    void setFullscreen(bool _state );

    void toggleLogger();

    void showLogger(OpenFlipper::Options::LoggerState _state);

    void toggleToolbox();
    
    void showToolbox( bool _state );

    void toggleStatusBar();

    void showStatusBar( bool _state );

    void showMenuBar( bool _state );

    void toggleMenuBar();

    void toggleToolBar();

    void showToolBar( bool _state );
  signals:
    void toolBarVisChanged( bool _state );

    void toolBoxVisChanged( bool _state );

    void statusBarVisChanged( bool _state );

    void menuBarVisChanged( bool _state );

    void fullScreenChanged( bool _state );

  private:
    OpenFlipper::Options::LoggerState loggerState_;
    
    QSize defaultIconSize_;

  //===========================================================================
  //===========================================================================

    private:
      QVector<QWidget*> toolWidgets_;

    public:
      QVector<ViewMode*>& viewModes_;

    private:

      QAction* viewModeButton_;

      QMenu* viewModeMenu_;

    public slots:

      void initViewModes(  );

      void slotAddViewModeToolboxes(QString _mode, QStringList _usedWidgets);

      void slotAddViewModeToolboxes(QString _mode, bool _custom, QStringList _usedWidgets);

      void slotAddViewModeToolbars(QString _mode, QStringList _usedToolbars);

      void slotAddViewModeToolbars(QString _mode, bool _custom, QStringList _usedToolbars);

      void slotAddViewModeContextMenus(QString _mode, QStringList _usedToolbars);

      void slotAddViewModeContextMenus(QString _mode, bool _custom, QStringList _usedToolbars);

      void slotAddViewModeComplete(QString _mode , bool _custom, QStringList _toolboxes, QStringList _toolbars, QStringList _contextmenus);

      void slotSetViewModeIcon(QString _mode, QString _iconName);

      void slotSetViewModeIcon(QString _mode, bool _custom, QString _iconName);

      void slotChangeView(QString _mode, QStringList _toolboxWidgets, QStringList _toolbars, QStringList _contextmenus, bool _expandAll = false);
      
      void setToolBoxOrientationOnTheRight(bool _toolBoxRight);
      
      void showViewModeControls(bool _show);

      void slotHideContextMenu();

    private slots:
      void slotRemoveViewMode(QString _name);

      void slotSetViewMode( QAction* action);

      void slotViewModeDialog();

      void closeChangeViewModePopup();

      void slotUpdateExaminer(unsigned _id);

    public slots :
      
      void setViewMode( QString _mode, bool _expandAll = false );
      
      void moveToolBoxToTop(QString _name);
      
      void moveToolBoxToBottom(QString _name);

  //===========================================================================
  //===========================================================================

  private:

    std::vector< glViewer* >  examiner_widgets_;

    QSplitter* splitter_;

    QWidget *viewModeControlBox_;
    
    LoggerWidget* logWidget_;

    int originalLoggerSize_;

    QMenu* recentFilesMenu_;

    QMenu* algorithmMenu_;

    QMenu* helpMenu_;
    
    QMenu* windowMenu_;
    
    QAction* AC_ShowViewModeControls_;
    
    QGLWidget* glWidget_;

    QtGLGraphicsScene* glScene_;

    QtGLGraphicsView* glView_;

    QGraphicsWidget* centerWidget_;

    QtMultiViewLayout* baseLayout_;

    QtSlideWindow* slidingLogger_;

    QWidget* toolBoxArea_;

    QToolButton *viewModePopupBtn_;

    QSplitter* toolSplitter_;

    SideArea* toolBox_;

    QScrollArea* toolBoxScroll_;

    typedef std::map<QToolBar*,QGraphicsProxyWidget*> PickToolBarMap;
    PickToolBarMap curPickingToolbarItems_;

    QToolBar* pickToolBarExternal_;

    std::set<QToolBar*> registeredToolbars_;

    CursorPainter* cursorPainter_;


    // widget showing the scenegraph
    ACG::QtWidgets::QtSceneGraphDialog* sceneGraphDialog_;

    QWidgetAction *viewModeChangePopupAction_;

    viewModeChangeWidget* modeChangeWidget;

  private slots:

    void slotShowSceneGraphDialog();


   void slotActivateExaminer ();


   void slotLog(Logtype _type, QString _message);

   void sceneRectChanged(const QRectF &rect);

  //===========================================================================
  //===========================================================================
  private slots :

    void slotAddMenubarAction( QAction* _action , QString _name );
    void slotAddMenubarActions( std::vector<QAction*> _actions , QString _name );
    void slotGetMenubarMenu (QString _name, QMenu *& _menu, bool _create);

  private:

    QMenu *fileMenu_;

    QMenu *viewMenu_;

    QMenu *toolsMenu_;

    QAction* fileMenuEnd_;

    QMap<QString, QMenu *> menus_;

  //===========================================================================
  //===========================================================================
  private:
    QToolBar* viewerToolbar_;

    int toolbarCount_;

    QToolButton* stereoButton_;
    QToolButton* moveButton_;
    QToolButton* pickButton_;
    QToolButton* questionButton_;

    QComboBox* viewerLayoutBox_;

  //===========================================================================
  //===========================================================================

  public slots:
    void slotUpdateGlobalDrawMenu();

    void slotUpdateRendererMenu();

    void setViewerLayout(int _idx);

  private slots:
    void nextViewerLayout();

    void slotGlobalDrawMenu(QAction * _action);

    void slotViewMenuAboutToShow();

    void slotGlobalRendererMenu(QAction * _action);

    void slotGlobalPostProcessorMenu(QAction * _action);

  private:
    QMenu* globalDrawMenu_;

    QMenu* rendererMenu_;

    QActionGroup * drawGroup_;

    QActionGroup * rendererGroup_;

    QActionGroup* viewGroup_;

    QAction* perspectiveProjectionAction_;
    QAction* orthogonalProjectionAction_;

    QAction* globalAnimationAction_;

    QAction* globalBackfaceCullingAction_;

    QAction* globalTwosidedLightingAction_;

    QAction* globalMultisamplingAction_;
    
    QAction* globalMipmappingAction_;

    ACG::SceneGraph::DrawModes::DrawMode activeDrawModes_;

    ACG::SceneGraph::DrawModes::DrawMode availableGlobalDrawModes_;

  //===========================================================================
  //===========================================================================

  signals :
    void updateContextMenu(int);

    void updateContextMenuNode(int);

    void updateContextMenuBackground();


  private slots:
    void slotCustomContextMenu( const QPoint& _point );

    void slotAddContextItem(QAction* _entry, ContextMenuType _type);

    void slotAddContextItem( QAction* _entry , DataType _dataType ,ContextMenuType type_);
    
    void slotAddContextItemToViewMode( QAction* _entry );

    void slotPasteView( );

    void slotPasteViewAndWindow( );

    void slotSetView( QString view );

    void slotSetViewAndWindowGeometry( QString view );

    void slotCopyView( );

    void slotViewerDrawMenu( QAction * _action );

    void slotPostProcessorMenu( QAction * _action);

    void slotRenderMenu( QAction * _action);

    void slotUpdateViewerDrawMenu();

    void slotExaminerSnapshot();

    void slotSwitchWheels(bool _state);

    void slotSwitchNavigation(bool _egomode);

    void slotSnapshotName();

    void slotCoordSysVisibility(bool _visible);

  private :
    void updatePopupMenu(const QPoint& _point);

    void updatePopupMenuCoordsysNode(QMenu* _menu , const int _part);
    void updatePopupMenuObject(QMenu* _menu , BaseObjectData* _object );
    void updatePopupMenuBackground(QMenu* _menu , const QPoint& _point);
    void updatePopupMenuNode(QMenu* _menu , ACG::SceneGraph::BaseNode* _node);

    bool addContextMenus( QMenu* _menu , ContextMenuType _type, int _id = -1);

  private :
    QMenu*  contextMenu_;

    QMenu*  contextSelectionMenu_;

    std::vector< MenuInfo > contextMenus_;

    QActionGroup* drawGroupViewer_;

    QMenu* viewerDrawMenu_;

    QWidget* viewerDrawMenuWidget_;

    QMenu* coordSysMenu_;

  //===========================================================================
  //===========================================================================

  private:

    QString snapshotName_;
    int     snapshotCounter_;

  public slots:

    void viewerSnapshotDialog();

    void viewerSnapshot();

    void applicationSnapshotDialog();

    void applicationSnapshot();

    void applicationSnapshotName(QString _name);

    void viewerSnapshot(QString file_name, bool store_comments,
            bool comments_visible_only, bool comments_targeted_only,
            bool store_material_info, int snapshot_width, int snapshot_height,
            bool snapshot_transparent, bool hide_coord_sys,
            int snapshot_multisampling, bool store_view);

  //===========================================================================
  //===========================================================================

  public:

    void writeImageAsynchronously(QImage* _image, const QString _name);

  private:

    // Store pointers to QFuture and QFutureWatcher
    std::map<QFutureWatcher<void>*,QFuture<void>*> watcher_garbage_;

    // Mutex for operations on map
    QMutex map_mutex_;

  private slots:

    void delete_garbage();

  //===========================================================================
  //===========================================================================

  private slots:
    void slotGetStackWidget( QString _name, QWidget*& _widget );
    void slotAddStackWidget( QString _name, QWidget* _widget );
    void slotUpdateStackWidget( QString _name, QWidget* _widget );

    void slotViewMenuAction( QAction * _action);

    void slotUpdateStackMenu();


  private :
    QMenu* stackMenu_;

    std::vector< StackWidgetInfo > stackWidgetList_;

  public :
    QStackedWidget* stackedWidget_;

  //===========================================================================
  //===========================================================================

  private:
    static const QString homePage_;

  public slots:
    void showHelpBrowser(const QString &page = homePage_);

  signals:
   void changeHelpSite(QUrl);

  private:
    HelpWidget* helpWidget_;

  //===========================================================================
  //===========================================================================


  public slots:

    void slotShowPostProcessorManager();

  private:
    PostProcessorDialog* postProcessorDialog_;

  //===========================================================================
    //===========================================================================


    public slots:

      void slotShowRenderManager();

      void slotShowRenderObjectWidget();

    private:
      RendererDialog*       rendererDialog_;
      RendererObjectWidget* rendererObjectWidget_;

  //===========================================================================
  //===========================================================================

  public slots:
    void stereoButtonContextMenu(const QPoint& _pos);

    void slotApplyStereoSettings(int _tmpParam = 0);


  private:
    StereoSettingsWidget* stereoSettingsWidget_;

  //===========================================================================
  //===========================================================================

  public slots:
    void showAboutWidget();

    void addAboutInfo(QString _text, QString _tabName );

  private:
    void addCoreLicenseInfo();

  private:
    AboutWidget* aboutWidget_;

    QMap<QString,QString> additionalAboutTabs_;

  //===========================================================================
  //===========================================================================

  public slots:
    void showOptionsWidget();

  signals:
    void applyOptions();
    void saveOptions();

  private:

    OptionsWidget* optionsWidget_;

  //===========================================================================
  //===========================================================================
  private slots:
    void slotAddToolbar(QToolBar* _toolbar);

    void slotRemoveToolbar(QToolBar* _toolbar);

    void getToolBar( QString _name, QToolBar*& _toolbar);

  private :
    QToolBar* mainToolbar_;

    std::vector< QToolBar* > toolbars_;

  //===========================================================================
  //===========================================================================
  public slots:
    void statusMessage(QString _message, int _timeout = 0);

    void clearStatusMessage();

    void setStatus( ApplicationStatus::applicationStatus _status);

    void addWidgetToStatusbar(QWidget* _widget);
    
  private:
    void setupStatusBar();

  private :
    ColorStatusBar* statusBar_;

    QLabel* statusIcon_;

  //===========================================================================
  //===========================================================================
  
  signals:
    void dragOpenFile(QString _filename);
  
  private slots:
    void startDrag( QMouseEvent* _event );

    void dragEnterEvent(QDragEnterEvent* _event);

    void dropEvent( QDropEvent* _event );
    
  private :

  std::vector<PluginInfo>& plugins_;


  //===========================================================================
  //===========================================================================

  private slots:

    void slotToggleStereoMode();

    void slotSetGlobalBackgroundColor();

    void slotSetContextBackgroundColor();



    void slotContextHomeView();

    void slotGlobalHomeView();



    void slotContextSetHomeView();

    void slotGlobalSetHomeView();



    void slotContextViewAll();

    void slotGlobalViewAll();


    void slotContextSwitchProjection();
    
    ACG::SceneGraph::CoordsysNode::ProjectionMode getCoordsysProjection();
    
    void slotContextSwitchCoordsysProjection();

    void slotGlobalPerspectiveProjection();

    void slotGlobalOrthographicProjection();


    void slotSetViewingDirection(QAction* _action);
    
    void slotLockRotation(bool _lock);

    
    
    void slotGlobalToggleAnimation();
    
    void slotGlobalChangeAnimation(bool _animation);

    void slotLocalChangeAnimation(bool _animation);


    
    void slotGlobalToggleBackFaceCulling();

    void slotGlobalChangeBackFaceCulling(bool _backFaceCulling);

    void slotLocalChangeBackFaceCulling(bool _backFaceCulling);



    void slotGlobalToggleTwoSidedLighting();
    
    void slotGlobalChangeTwoSidedLighting(bool _lighting);

    void slotLocalChangeTwoSidedLighting(bool _lighting);



    void slotGlobalToggleMultisampling();
    
    void slotGlobalChangeMultisampling(bool _multisampling);

    void slotLocalChangeMultisampling(bool _multisampling);
    
    
    void slotGlobalToggleMipmapping();
    
    void slotGlobalChangeMipmapping(bool _multisampling);
    
    void slotLocalChangeMipmapping(bool _mipmapping);
    

    void moveBack();

    void moveForward();

    void strafeLeft();

    void strafeRight();

  signals :
    void drawModeChanged(int _viewerId);

  private :
    bool stereoActive_;

  //===========================================================================
  //===========================================================================

  public slots:

    bool examineMode() { return(actionMode_ == Viewer::ExamineMode  ); };
    bool pickingMode() { return(actionMode_ == Viewer::PickingMode  ); };
    bool lightMode()   { return(actionMode_ == Viewer::LightMode    ); };
    bool questionMode(){ return(actionMode_ == Viewer::QuestionMode ); };

    void setExamineMode() { setActionMode(Viewer::ExamineMode  ); };
    void setPickingMode() { setActionMode(Viewer::PickingMode  ); };
    void setQuestionMode(){ setActionMode(Viewer::QuestionMode ); };

    void setActionMode(const Viewer::ActionMode  _am);
    void getActionMode(Viewer::ActionMode& _am);

  public:
    Viewer::ActionMode actionMode() { return actionMode_; };
    Viewer::ActionMode lastActionMode() { return lastActionMode_; };

  private :
    Viewer::ActionMode actionMode_, lastActionMode_;

  //===========================================================================
  //===========================================================================

  public:

    void addPickMode(const std::string& _name,
                     bool               _mouse_tracking = false,
                     int                _pos            = -1,
                     bool               _visible        = true,
                     QCursor            _cursor         = Qt::ArrowCursor );

    void clearPickModes();

    const std::string& pickMode() const;

    void pickMode( int _id );

    void expandToolBoxWidget(QWidget *widget, bool expand);

  public slots:

    void setPickMode(const std::string&  _name);


    void getPickMode(std::string& _name);

    void setActivePickToolBar(QToolBar* _tool);

    void hidePickToolBar();

  public slots:

    void setPickModeCursor(const std::string& _name, QCursor _cursor);

    void setPickModeMouseTracking(const std::string& _name, bool _mouseTracking);

    void setPickModeToolbar( const std::string& _mode , QToolBar * _toolbar );

    void removePickModeToolbar( const std::string& _mode );

    void actionPickMenu( QAction * _action );

  signals:
    void signalPickModeChanged(const std::string&);

  private:

    QMenu* pickMenu_;

    std::vector<PickMode>  pick_modes_;

    std::string            pick_mode_name_;

    int                    pick_mode_idx_;

    std::vector<QAction*> extended_actions;


    void updatePickMenu();

  private slots:

    void hidePopupMenus();
};


//=============================================================================
#endif // COREWIDGET_HH defined
//=============================================================================