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/****************************************************************
**
** Attal : Lords of Doom
**
** mapView.cpp
** subclass of QCanvasSprite that handles mouse event ...
**
** Version : $Id: mapView.cpp,v 1.17 2007/07/09 22:28:39 lusum Exp $
**
** Author(s) : Pascal Audoux - Cyrille Verrier
**
** Date : 08/08/2000
**
** Licence :
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2, or (at your option)
** any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
****************************************************************/
#include "mapView.h"
// generic include files
// include files for QT
#include <QMouseEvent>
// application specific includes
#include "libCommon/log.h"
#include "libCommon/genericCell.h"
//#include "libClient/lord.h"
/** subclass of QCanvasSprite that handles mouse event ... */
MapView::MapView( Map * map, QWidget * parent, const char * /* name */, Qt::WFlags /* f */ )
: QGraphicsView( map, parent )
{
viewport()->setMouseTracking( true ) ;
_press = false;
_map = map;
}
/** handles mouse event */
void MapView::mouseMoveEvent( QMouseEvent * event )
{
QPointF pos = mapToScene(event->pos());
if (scene()->sceneRect().contains( pos )) { // possibly unnecessary, but for safety...
uint row = (uint)pos.y() / DataTheme.tiles.getHeight();
uint col = (uint)pos.x() / DataTheme.tiles.getWidth() ;
if( ((Map*)scene())->inMap( row, col )) {
GenericCell * cell = ((Map*)scene())->at( row, col );
emit sig_mouseMoved( cell );
}
}
//logDD(" pos x %d, y %d", (int) pos.x(),(int) pos.y());
//logDD(" view pos x %d, y %d", (int) event->pos().x(),(int) event->pos().y());
}
void MapView::mousePressEvent( QMouseEvent * event )
{
QPointF pos = mapToScene(event->pos());
if (scene()->sceneRect().contains( pos )) { // possibly unnecessary, but for safety...
uint row = (uint)pos.y() / DataTheme.tiles.getHeight();
uint col = (uint)pos.x() / DataTheme.tiles.getWidth() ;
if( ((Map*)scene())->inMap( row, col )) {
GenericCell * cell = ((Map*)scene())->at( row, col );
if( event->button() == Qt::RightButton ) {
emit sig_mouseRightPressed( cell );
} else {
emit sig_mouseLeftPressed( cell );
}
_press = true;
}
}
updateMap();
}
void MapView::mouseReleaseEvent( QMouseEvent * )
{
_press = false;
emit sig_mouseReleased();
updateMap();
}
void MapView::mouseDoubleClickEvent( QMouseEvent * event )
{
mousePressEvent( event );
mouseReleaseEvent( event );
}
void MapView::slot_Center( int row, int col)
{
if( _map->inMap( row, col )) {
this->centerOn( col * DataTheme.tiles.getWidth(), row * DataTheme.tiles.getHeight() );
}
}
void MapView::slot_Center(double x, double y) {
centerOn(_map->width() * x, _map->height() * y);
}
void MapView::resizeEvent( QResizeEvent * event )
{
QGraphicsView::resizeEvent( event );
//emit sig_viewportResized( viewport()->width() / sceneRect().width(), viewport()->height() / sceneRect().height() ); // NOTE correct way of doing it
emit sig_viewportResized( width() / sceneRect().width(), height() / sceneRect().height() ); // HACK to workaround a stupid Qt 4.2 bug... They released it too early...
}
void MapView::scrollContentsBy(int dx, int dy)
{
QGraphicsView::scrollContentsBy( dx, dy );
emit sig_viewportScrolled(
std::max(0.0, (double)mapToScene(rect()).boundingRect().x() / (double)sceneRect().width()),
std::max(0.0, (double)mapToScene(rect()).boundingRect().y() / (double)sceneRect().height()));
updateMap();
}
void MapView::updateMap()
{
TRACE("MapView::updateMap");
updateMapRect(sceneRect());
}
void MapView::updateMapRect( QRectF rect )
{
TRACE("MapView::updateMapRect");
QList<QRectF> rectlist;
rectlist.append( rect );
_map->updateMapRect(sceneRect());
}
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