rtgui/imagearea.h

   1 /*
   2  *  This file is part of RawTherapee.
   3  *
   4  *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
   5  *
   6  *  RawTherapee is free software: you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation, either version 3 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  RawTherapee is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19 #ifndef __IMAGEAREA_H__
  20 #define __IMAGEAREA_H__
  21
  22 #include <gtkmm.h>
  23 #include <cropguilistener.h>
  24 #include <imageareapanel.h>
  25 #include <editenums.h>
  26 #include <toolbar.h>
  27 #include <previewhandler.h>
  28 #include <imageareatoollistener.h>
  29 #include <cropwindow.h>
  30 #include <zoompanel.h>
  31 #include <indclippedpanel.h>
  32
  33 class ImageAreaPanel;
  34 class ImageArea : public Gtk::DrawingArea, public CropWindowListener {
  35
  36     friend class ZoomPanel;
  37
  38   protected:
  39
  40     bool          showInfo;
  41     Glib::ustring infotext;
  42     Glib::RefPtr<Pango::Layout> ilayout;
  43     Glib::RefPtr<Pango::Layout> deglayout;
  44     Glib::RefPtr<Gdk::Pixbuf>   ipixbuf;
  45         bool showClippedH, showClippedS;
  46
  47     ImageAreaPanel* parent;
  48     CropWindow* mainCropWindow;
  49     std::list<CropWindow*> cropWins;
  50     PreviewHandler* previewHandler;
  51     rtengine::StagedImageProcessor* ipc;
  52
  53     int lastClosedX, lastClosedY, lastClosedW, lastClosedH;
  54
  55     bool        dirty;
  56     CropWindow* focusGrabber;
  57     CropGUIListener* cropgl;
  58         PointerMotionListener* pmlistener;
  59     ImageAreaToolListener* listener;
  60
  61     CropWindow* getCropWindow (int x, int y);
  62
  63   public:
  64
  65     ZoomPanel* zoomPanel;
  66         IndicateClippedPanel* indClippedPanel;
  67
  68     ImageArea (ImageAreaPanel* p);
  69     ~ImageArea ();
  70
  71     void setImProcCoordinator (rtengine::StagedImageProcessor* ipc_);
  72
  73     void getScrollImageSize (int& w, int& h);
  74     void getScrollPosition  (int& x, int& y);
  75     void setScrollPosition  (int x, int y);     // called by the imageareapanel when the scrollbars have been changed
  76
  77     // enabling and setting text of info area
  78     void setInfoText (Glib::ustring text);
  79     void infoEnabled (bool e);
  80
  81     // widget base events
  82     void on_realize ();
  83     bool on_expose_event        (GdkEventExpose* event);
  84     bool on_motion_notify_event (GdkEventMotion* event);
  85     bool on_button_press_event  (GdkEventButton* event);
  86     bool on_button_release_event (GdkEventButton* event);
  87     bool on_scroll_event        (GdkEventScroll* event);
  88     void on_resized             (Gtk::Allocation& req);
  89     void styleChanged (const Glib::RefPtr<Gtk::Style>& style);
  90     void updateScrollbars       ();
  91
  92     void            setCropGUIListener       (CropGUIListener* l);
  93         void                    setPointerMotionListener (PointerMotionListener* pml);
  94     void            setImageAreaToolListener (ImageAreaToolListener* l) { listener = l; }
  95     void            setPreviewHandler        (PreviewHandler* ph);
  96     PreviewHandler* getPreviewHandler        ()                         { return previewHandler; }
  97
  98     void grabFocus          (CropWindow* cw);
  99     void unGrabFocus        ();
 100     void addCropWindow      ();
 101     void cropWindowSelected (CropWindow* cw);
 102     void cropWindowClosed   (CropWindow* cw);
 103     ToolMode getToolMode    ();
 104     void setToolHand        ();
 105     void straightenReady    (double rotDeg);
 106     void spotWBSelected     (int x, int y);
 107     int  getSpotWBRectSize  ();
 108     void redraw             ();
 109
 110     void zoomFit     ();
 111     double getZoom   ();
 112     void   setZoom   (double zoom);
 113
 114     // cropwindowlistener interface
 115     void cropPositionChanged   (CropWindow* cw);
 116     void cropWindowSizeChanged (CropWindow* cw);
 117     void cropZoomChanged       (CropWindow* cw);
 118     void initialImageArrived   (CropWindow* cw) ;
 119
 120     CropWindow* getMainCropWindow () { return mainCropWindow; }
 121 };
 122
 123
 124
 125 #endif