Viewer/ViewerWidget.h

   1 /* Copyright (C) 2003-2006 Jesper K. Pedersen <blackie@kde.org>
   2
   3    This program is free software; you can redistribute it and/or
   4    modify it under the terms of the GNU General Public
   5    License as published by the Free Software Foundation; either
   6    version 2 of the License, or (at your option) any later version.
   7
   8    This program is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    General Public License for more details.
  12
  13    You should have received a copy of the GNU General Public License
  14    along with this program; see the file COPYING.  If not, write to
  15    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  16    Boston, MA 02110-1301, USA.
  17 */
  18
  19 #ifndef VIEWER_H
  20 #define VIEWER_H
  21
  22 #include <QStackedWidget>
  23 #include <qimage.h>
  24 #include <QPixmap>
  25 #include "DB/ImageInfoPtr.h"
  26 #include <config-kpa-exiv2.h>
  27
  28 class QKeyEvent;
  29 class QResizeEvent;
  30 class QWheelEvent;
  31 class QContextMenuEvent;
  32 class QStackedWidget;
  33 class KActionCollection;
  34 class QMenu;
  35 class KAction;
  36
  37 namespace DB { class ImageInfo; class ResultId; }
  38 namespace MainWindow { class ExternalPopup; class CategoryImagePopup; }
  39
  40 namespace Viewer
  41 {
  42 class VideoDisplay;
  43 class ImageDisplay;
  44 class TextDisplay;
  45 class Display;
  46 class SpeedDisplay;
  47 class InfoBox;
  48
  49 class ViewerWidget :public QStackedWidget
  50 {
  51     Q_OBJECT
  52 public:
  53     ViewerWidget();
  54     ~ViewerWidget();
  55     static ViewerWidget* latest();
  56     void load( const QStringList& list, int index = 0 );
  57     void infoBoxMove();
  58     bool showingFullScreen() const;
  59     void setShowFullScreen( bool on );
  60     void show( bool slideShow );
  61     KActionCollection* actions();
  62
  63 public slots:
  64     virtual bool close(bool alsoDelete = false );
  65     void updateInfoBox();
  66     void test();
  67     void moveInfoBox( int );
  68
  69 signals:
  70     void rotated();
  71     void soughtTo( const DB::ResultId& id );
  72
  73 protected:
  74     OVERRIDE void contextMenuEvent ( QContextMenuEvent * e );
  75     OVERRIDE void resizeEvent( QResizeEvent* );
  76     OVERRIDE void keyPressEvent( QKeyEvent* );
  77     OVERRIDE void wheelEvent( QWheelEvent* event );
  78
  79     void moveInfoBox();
  80     void setAsWallpaper(int mode);
  81
  82     void load();
  83     void setupContextMenu();
  84     void createShowContextMenu();
  85     void createWallPaperMenu();
  86     void createInvokeExternalMenu();
  87     void createRotateMenu();
  88     void createSkipMenu();
  89     void createZoomMenu();
  90     void createSlideShowMenu();
  91     void createVideoMenu();
  92     void createCategoryImageMenu();
  93     void changeSlideShowInterval( int delta );
  94     void createVideoViewer();
  95
  96     DB::ImageInfoPtr currentInfo() const;
  97     friend class InfoBox;
  98
  99 private:
 100     void showNextN(int);
 101     void showPrevN(int);
 102
 103 protected slots:
 104     void showNext();
 105     void showNext10();
 106     void showNext100();
 107     void showNext1000();
 108     void showPrev();
 109     void showPrev10();
 110     void showPrev100();
 111     void showPrev1000();
 112     void showFirst();
 113     void showLast();
 114     void removeCurrent();
 115     void rotate90();
 116     void rotate180();
 117     void rotate270();
 118     void toggleFullScreen();
 119     void slotStartStopSlideShow();
 120     void slotSlideShowNext();
 121     void slotSlideShowNextFromTimer();
 122     void slotSlideShowFaster();
 123     void slotSlideShowSlower();
 124     void editImage();
 125     void slotSetStackHead();
 126     void updateCategoryConfig();
 127     void slotSetWallpaperC();
 128     void slotSetWallpaperT();
 129     void slotSetWallpaperCT();
 130     void slotSetWallpaperCM();
 131     void slotSetWallpaperTM();
 132     void slotSetWallpaperS();
 133     void slotSetWallpaperCAF();
 134     void populateExternalPopup();
 135     void populateCategoryImagePopup();
 136     void videoStopped();
 137     void showExifViewer();
 138     void zoomIn();
 139     void zoomOut();
 140     void zoomFull();
 141     void zoomPixelForPixel();
 142
 143     /** Set the current window title (filename) and add the given detail */
 144     void setCaptionWithDetail( const QString& detail );
 145
 146 private:
 147     static ViewerWidget* _latest;
 148
 149     QList<KAction*> _forwardActions;
 150     QList<KAction*> _backwardActions;
 151
 152     KAction* _startStopSlideShow;
 153     KAction* _slideShowRunFaster;
 154     KAction* _slideShowRunSlower;
 155     KAction* _setStackHead;
 156
 157     Display* _display;
 158     ImageDisplay* _imageDisplay;
 159     VideoDisplay* _videoDisplay;
 160     TextDisplay* _textDisplay;
 161
 162     QStringList _list;
 163     int _current;
 164     QRect _textRect;
 165     QMenu* _popup;
 166     QMenu* _rotateMenu;
 167     QMenu* _wallpaperMenu;
 168     MainWindow::ExternalPopup* _externalPopup;
 169     MainWindow::CategoryImagePopup* _categoryImagePopup;
 170     int _width, _height;
 171     QPixmap _pixmap;
 172
 173     KAction* _delete;
 174 #ifdef HAVE_EXIV2
 175     KAction* _showExifViewer;
 176 #endif
 177
 178     InfoBox* _infoBox;
 179     QImage _currentImage;
 180
 181     bool _showingFullScreen;
 182
 183     int _slideShowPause;
 184     SpeedDisplay* _speedDisplay;
 185     KActionCollection* _actions;
 186     bool _forward;
 187     QTimer* _slideShowTimer;
 188     bool _isRunningSlideShow;
 189
 190     QList<QAction*> _videoActions;
 191     KAction* _stop;
 192     KAction* _playPause;
 193     bool _videoPlayerStoppedManually;
 194 };
 195
 196 }
 197
 198 #endif /* VIEWER_H */
 199