G4OpenGLWtViewer.hh

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//
//
// $Id$
//
// 
// G4OpenGLWtViewer : Class to provide WindowsNT specific
//                       functionality for OpenGL in GEANT4

#ifdef G4VIS_BUILD_OPENGLWT_DRIVER

#ifndef G4OPENGLWTVIEWER_HH
#define G4OPENGLWTVIEWER_HH

#include "globals.hh"

#include "G4OpenGLViewer.hh"

#include <Wt/WObject>
#include <Wt/WPoint>
#include <Wt/WTime>

class G4OpenGLSceneHandler;
class G4UImanager;

class WDialog;
#ifdef _A_FINIR_FIXME
class WContextMenuEvent;
#endif
class WMenu;
class WImage;
#ifdef _A_FINIR_FIXME
class WWheelEvent;
#endif
class WProcess;

class G4OpenGLSceneHandler;
class G4OpenGLWtMovieDialog;

class G4OpenGLWtViewer: public Wt::WObject, virtual public G4OpenGLViewer {

public:
  G4OpenGLWtViewer (G4OpenGLSceneHandler& scene);
  virtual ~G4OpenGLWtViewer ();
  void SetView ();
  virtual void updateWWidget()=0;
#ifdef _A_FINIR_FIXME
  Wt::WString setEncoderPath(Wt::WString path);
  Wt::WString getEncoderPath();
  Wt::WString setTempFolderPath(Wt::WString path);
  Wt::WString getTempFolderPath();
  Wt::WString setSaveFileName(Wt::WString path);
  Wt::WString getSaveFileName();
  bool isRecording();
  bool isStopped();
  bool isPaused();
  bool isEncoding();
  bool isWaiting();
  bool isFailed();
  void setWaiting();
  bool isBadEncoder();
  bool isBadOutput();
  bool isBadTmp();
  bool isSuccess();
  void setBadTmp();
  void setBadOutput();
  void setBadEncoder();
  bool isReadyToEncode();
  void resetRecording();
  void encodeVideo();
  void stopVideo();
  void saveVideo();
  bool generateMpegEncoderParameters();
  void displayRecordingStatus();
#endif
  void drawText(const char * ,int x,int y,int z, int size);

protected:
  void CreateGLWtContext ();
  virtual void CreateMainWindow (Wt::WGLWidget*,Wt::WString);
#ifdef _A_FINIR_FIXME
  void G4manageContextMenuEvent(Wt::WContextMenuEvent *e);
#endif
  void G4MousePressEvent(Wt::WMouseEvent *event);
  void G4MouseReleaseEvent();
  void G4MouseDoubleClickEvent();
  void G4MouseMoveEvent(Wt::WMouseEvent *event);
#ifdef _A_FINIR_FIXME
  void G4wheelEvent (Wt::WWheelEvent * event); 
#endif
  void G4keyPressEvent (Wt::WKeyEvent * event); 
  void rotateWtScene(float, float);
  void rotateWtCamera(float, float);
  void rotateWtSceneInViewDirection(float, float);
  void rotateWtCameraInViewDirection(float, float);
  void moveScene(float, float, float,bool);
  void FinishView();
#ifdef _A_FINIR_FIXME
  void updateKeyModifierState(Wt::KeyboardModifiers);
#endif

protected:
  Wt::WGLWidget* fWindow;
  Wt::WWidget* fGLWindow;
  bool hasPendingEvents();
#ifdef _A_FINIR_FIXME
  void savePPMToTemp();
#endif
  int fRecordFrameNumber;

  bool fHasToRepaint;
  bool fReadyToPaint;
  bool fIsRepainting;

private:
  enum mouseActions {STYLE1,STYLE2,STYLE3,STYLE4}; 
  enum RECORDING_STEP {WAIT,START,PAUSE,CONTINUE,STOP,READY_TO_ENCODE,ENCODING,FAILED,SUCCESS,BAD_ENCODER,BAD_OUTPUT,BAD_TMP,SAVE}; 

#ifdef _A_FINIR_FIXME
  void createPopupMenu();
  void createRadioAction(Wt::WAction *,Wt::WAction *, const std::string&,unsigned int a=1);
#endif
  void rescaleImage(int, int);
#ifdef _A_FINIR_FIXME
  bool printPDF(const std::string,int,WImage);  
  void showMovieParametersDialog();
  void initMovieParameters();
  Wt::WString createTempFolder();
  Wt::WString removeTempFolder();
  void setRecordingStatus(RECORDING_STEP);
  void setRecordingInfos(Wt::WString);
  Wt::WString getProcessErrorMsg();

  WMenu *fContextMenu;
#endif

  mouseActions fMouseAction; // 1: rotate 2:move 3:pick 4:shortcuts 
  Wt::WPoint fLastPos1;
  Wt::WPoint fLastPos2;
  Wt::WPoint fLastPos3;
  G4double fDeltaRotation;
  G4double fDeltaSceneTranslation;
  G4double fDeltaDepth;
  G4double fDeltaZoom;
  G4double fDeltaMove;
  bool fHoldKeyEvent;
  bool fHoldMoveEvent;
  bool fHoldRotateEvent;
  bool fAutoMove;
  Wt::WString fEncoderPath;
  Wt::WString fTempFolderPath;
  Wt::WString fMovieTempFolderPath;
  Wt::WString fSaveFileName;
  Wt::WString fParameterFileName;
#ifdef _A_FINIR_FIXME
  WAction *fRotateAction;
  WAction *fMoveAction;
  WAction *fPickAction;
  WAction *fFullScreenOn;
  WAction *fFullScreenOff;
  WAction *fDrawingWireframe;
  WAction *fDrawingLineRemoval;
  WAction *fDrawingSurfaceRemoval;
  WAction *fDrawingLineSurfaceRemoval;
#endif
  G4OpenGLWtMovieDialog* fMovieParametersDialog;
  RECORDING_STEP fRecordingStep;
  WProcess *fProcess;
  Wt::WTime *fLastEventTime;
  int fSpinningDelay;
  int fNbMaxFramesPerSec;
  float fNbMaxAnglePerSec;
  int fLaunchSpinDelay;

  G4double fXRot;
  G4double fYRot;
  bool fNoKeyPress;
  bool fAltKeyPress;
  bool fControlKeyPress;
  bool fShiftKeyPress;

#ifdef _A_FINIR_FIXME
 void rotateTheta(int);
 void rotatePhi(int);
 void moveX(int);
 void moveY(int);
 void moveZ(int);
#endif

public :
  void startPauseVideo();

private :
#ifdef _A_FINIR_FIXME
  void actionMouseRotate();
  void actionMouseMove();
  void actionMousePick();
  void actionDrawingWireframe();
  void actionDrawingLineRemoval();
  void actionDrawingSurfaceRemoval();
  void actionDrawingLineSurfaceRemoval();
  void actionSaveImage();
  void actionChangeBackgroundColor();
  void actionChangeTextColor();
  void actionChangeDefaultColor();
  void actionMovieParameters();
#endif

  void showShortcuts();
#ifdef _A_FINIR_FIXME
  void toggleDrawingAction(int);
  void toggleMouseAction(mouseActions);
  void toggleRepresentation(bool);
  void toggleProjection(bool);
  void toggleTransparency(bool);
  void toggleAntialiasing(bool);
  void toggleHaloing(bool);
  void toggleAux(bool);
  void toggleFullScreen(bool);
#endif
  void processEncodeFinished();
  void processLookForFinished();
  void processEncodeStdout();
  // Only use for Wt>4.0
  //  void dialogClosed();
};

#endif

#endif

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