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

00001 /*
00002 Copyright (C)2009 SCHWARTZ Pierre
00003 
00004 This program is free software; you can redistribute it and/or
00005 modify it under the terms of the GNU Lesser General Public
00006 License as published by the Free Software Foundation; either
00007 version 2.1 of the License, or (at your option) any later version.
00008 
00009 This program is distributed in the hope that it will be useful,
00010 but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00012 Lesser General Public License for more details.
00013 
00014 You should have received a copy of the GNU Lesser General Public
00015 License along with this program; if not, write to the Free Software
00016 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
00017 */
00018 
00019 #include "zoomableimage.h"
00020 
00021 ZoomableImage::ZoomableImage():QLabel(){
00022         setSizePolicy(QSizePolicy::Minimum, QSizePolicy::Minimum);
00023         setAlignment(Qt::AlignTop | Qt::AlignLeft);     
00024         setMouseTracking(true);
00025 };
00026 
00027 
00031 void ZoomableImage::mouseDoubleClickEvent ( QMouseEvent *e){
00032         if (e->button() == Qt::LeftButton)
00033                 emit zoom(e->x(), e->y());
00034         else
00035                 emit unzoom(e->x(), e->y());
00036 }
00037 
00038 
00042 void ZoomableImage::mouseMoveEvent    ( QMouseEvent   * ev ){
00043         emit move(ev->pos().x(), ev->pos().y());
00044         return;
00045 }

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