C:/sources/c++/buddhabrot/buddhabrot/zoomableimage.h

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00001 /*
00002 Copyright 2010 Pierre SCHWARTZ
00003 
00004 Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated 
00005 documentation files (the "Software"), to deal in the Software without restriction, including without 
00006 limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies 
00007 of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following 
00008 conditions: The above copyright notice and this permission notice shall be included in all copies or 
00009 substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
00010 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR 
00011 PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
00012 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 
00013 OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 
00014 */
00015 
00023 #ifndef H__zoomable_image__
00024 #define H__zoomable_image__
00025 
00026 #include <QtGui/QWidget>
00027 #include <QtGui/QLabel>
00028 #include <QtGui/QMouseEvent>
00029 
00034 class ZoomableImage : public QLabel{
00035 Q_OBJECT
00036 
00037 public :
00038         ZoomableImage();
00039         ~ZoomableImage(){};
00040         void mouseDoubleClickEvent ( QMouseEvent *);
00041         void mouseMoveEvent   ( QMouseEvent   * );
00042 
00043 signals:
00044         void zoom(int x, int y);
00045         void unzoom(int x, int y);
00046         void move(int x, int y);
00047 };
00048 
00049 #endif

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