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 <QMap>
  26 #include "DB/ImageInfoPtr.h"
  27 #include "DB/Result.h"
  28 #include <config-kpa-exiv2.h>
  29
  30 class QKeyEvent;
  31 class QResizeEvent;
  32 class QWheelEvent;
  33 class QContextMenuEvent;
  34 class QStackedWidget;
  35 class KActionCollection;
  36 class QMenu;
  37 class KAction;
  38
  39 namespace DB { class ImageInfo; class ResultId; }
  40 namespace MainWindow { class ExternalPopup; class CategoryImagePopup; }
  41
  42 namespace Viewer
  43 {
  44 class VideoDisplay;
  45 class ImageDisplay;
  46 class TextDisplay;
  47 class Display;
  48 class SpeedDisplay;
  49 class InfoBox;
  50
  51 class ViewerWidget :public QStackedWidget
  52 {
  53     Q_OBJECT
  54 public:
  55     enum UsageType { InlineViewer, ViewerWindow };
  56
  57     ViewerWidget( UsageType type = ViewerWindow,
  58                   QMap<Qt::Key, QPair<QString,QString> > *macroStore = 0);
  59     ~ViewerWidget();
  60     static ViewerWidget* latest();
  61     void load( const QStringList& list, int index = 0 );
  62     void infoBoxMove();
  63     bool showingFullScreen() const;
  64     void setShowFullScreen( bool on );
  65     void show( bool slideShow );
  66     KActionCollection* actions();
  67
  68 public slots:
  69     virtual bool close(bool alsoDelete = false );
  70     void updateInfoBox();
  71     void test();
  72     void moveInfoBox( int );
  73     void stopPlayback();
  74
  75 signals:
  76     void rotated();
  77     void soughtTo( const DB::ResultId& id );
  78
  79 protected:
  80     OVERRIDE void contextMenuEvent ( QContextMenuEvent * e );
  81     OVERRIDE void resizeEvent( QResizeEvent* );
  82     OVERRIDE void keyPressEvent( QKeyEvent* );
  83     OVERRIDE void wheelEvent( QWheelEvent* event );
  84
  85     void moveInfoBox();
  86     void setAsWallpaper(int mode);
  87
  88     void load();
  89     void setupContextMenu();
  90     void createShowContextMenu();
  91     void createWallPaperMenu();
  92     void createInvokeExternalMenu();
  93     void createRotateMenu();
  94     void createSkipMenu();
  95     void createZoomMenu();
  96     void createSlideShowMenu();
  97     void createVideoMenu();
  98     void createCategoryImageMenu();
  99     void createFilterMenu();
 100     void changeSlideShowInterval( int delta );
 101     void createVideoViewer();
 102
 103     DB::ImageInfoPtr currentInfo() const;
 104     friend class InfoBox;
 105
 106 private:
 107     void showNextN(int);
 108     void showPrevN(int);
 109     int  find_tag_in_list(const QStringList &list, QString &namefound);
 110
 111 protected slots:
 112     void showNext();
 113     void showNext10();
 114     void showNext100();
 115     void showNext1000();
 116     void showPrev();
 117     void showPrev10();
 118     void showPrev100();
 119     void showPrev1000();
 120     void showFirst();
 121     void showLast();
 122     void deleteCurrent();
 123     void removeCurrent();
 124     void rotate90();
 125     void rotate180();
 126     void rotate270();
 127     void toggleFullScreen();
 128     void slotStartStopSlideShow();
 129     void slotSlideShowNext();
 130     void slotSlideShowNextFromTimer();
 131     void slotSlideShowFaster();
 132     void slotSlideShowSlower();
 133     void editImage();
 134     void filterNone();
 135     void filterSelected();
 136     void filterBW();
 137     void filterContrastStretch();
 138     void filterHistogramEqualization();
 139     void filterMono();
 140     void slotSetStackHead();
 141     void updateCategoryConfig();
 142     void slotSetWallpaperC();
 143     void slotSetWallpaperT();
 144     void slotSetWallpaperCT();
 145     void slotSetWallpaperCM();
 146     void slotSetWallpaperTM();
 147     void slotSetWallpaperS();
 148     void slotSetWallpaperCAF();
 149     void populateExternalPopup();
 150     void populateCategoryImagePopup();
 151     void videoStopped();
 152     void showExifViewer();
 153     void zoomIn();
 154     void zoomOut();
 155     void zoomFull();
 156     void zoomPixelForPixel();
 157
 158     /** Set the current window title (filename) and add the given detail */
 159     void setCaptionWithDetail( const QString& detail );
 160
 161 private:
 162     static ViewerWidget* _latest;
 163
 164     QList<KAction*> _forwardActions;
 165     QList<KAction*> _backwardActions;
 166
 167     KAction* _startStopSlideShow;
 168     KAction* _slideShowRunFaster;
 169     KAction* _slideShowRunSlower;
 170     KAction* _setStackHead;
 171     KAction* _filterNone;
 172     KAction* _filterSelected;
 173     KAction* _filterBW;
 174     KAction* _filterContrastStretch;
 175     KAction* _filterHistogramEqualization;
 176     KAction* _filterMono;
 177
 178     Display* _display;
 179     ImageDisplay* _imageDisplay;
 180     VideoDisplay* _videoDisplay;
 181     TextDisplay* _textDisplay;
 182
 183     QStringList _list;
 184     DB::Result _removed;
 185     int _current;
 186     QRect _textRect;
 187     QMenu* _popup;
 188     QMenu* _rotateMenu;
 189     QMenu* _wallpaperMenu;
 190     QMenu* _filterMenu;
 191     MainWindow::ExternalPopup* _externalPopup;
 192     MainWindow::CategoryImagePopup* _categoryImagePopup;
 193     int _width, _height;
 194     QPixmap _pixmap;
 195
 196     KAction* _delete;
 197 #ifdef HAVE_EXIV2
 198     KAction* _showExifViewer;
 199 #endif
 200
 201     InfoBox* _infoBox;
 202     QImage _currentImage;
 203
 204     bool _showingFullScreen;
 205
 206     int _slideShowPause;
 207     SpeedDisplay* _speedDisplay;
 208     KActionCollection* _actions;
 209     bool _forward;
 210     QTimer* _slideShowTimer;
 211     bool _isRunningSlideShow;
 212
 213     QList<QAction*> _videoActions;
 214     KAction* _stop;
 215     KAction* _playPause;
 216     bool _videoPlayerStoppedManually;
 217     UsageType _type;
 218
 219     enum InputMode { InACategory, AlwaysStartWithCategory };
 220
 221     InputMode _currentInputMode;
 222     QString _currentInput;
 223     QString _currentCategory;
 224     QString _currentInputList;
 225
 226     QString _lastFound;
 227     QString _lastCategory;
 228     QMap<Qt::Key, QPair<QString,QString> >* _inputMacros;
 229     QMap<Qt::Key, QPair<QString,QString> >* _myInputMacros;
 230 };
 231
 232 }
 233
 234 #endif /* VIEWER_H */
 235