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/* This file is part of the KDE libraries
Copyright (C) 2004 Antonio Larrosa <larrosa@kde.org
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include "kpixmapregionselectordialog.h"
#include <QtGui/QDialog>
#include <QtGui/QDesktopWidget>
#include <QImage>
#include <QtGui/QLabel>
#include <klocale.h>
#include <kdialog.h>
#include <kpixmapregionselectorwidget.h>
#include <kvbox.h>
class KPixmapRegionSelectorDialog::Private
{
public:
Private(KPixmapRegionSelectorDialog * parent)
: pixmapSelectorWidget( 0 ), q(parent)
{
}
KPixmapRegionSelectorWidget *pixmapSelectorWidget;
KPixmapRegionSelectorDialog *q;
void init() {
//When the image is rotated we need to enforce the maximum width&height into the
//KPixmapRegionSelectorWidget; in order to avoid the dialog to get out of the screen
q->connect(pixmapSelectorWidget, SIGNAL(pixmapRotated()), q, SLOT(_k_adjustPixmapSize()));
}
void _k_adjustPixmapSize() {
if (pixmapSelectorWidget) {
//Set maximum size for picture
QDesktopWidget desktopWidget;
QRect screen = desktopWidget.availableGeometry();
pixmapSelectorWidget->setMaximumWidgetSize(
(int)(screen.width()*4.0/5), (int)(screen.height()*4.0/5));
}
}
};
KPixmapRegionSelectorDialog::KPixmapRegionSelectorDialog( QWidget *parent )
: KDialog( parent ),
d( new Private(this) )
{
setCaption( i18n("Select Region of Image") );
setButtons( Help|Ok|Cancel );
KVBox *vbox=new KVBox(this);
new QLabel(i18n("Please click and drag on the image to select the region of interest:"), vbox);
d->pixmapSelectorWidget= new KPixmapRegionSelectorWidget(vbox);
vbox->setSpacing( -1 );
setMainWidget(vbox);
d->init();
}
KPixmapRegionSelectorDialog::~KPixmapRegionSelectorDialog()
{
delete d;
}
KPixmapRegionSelectorWidget *KPixmapRegionSelectorDialog::pixmapRegionSelectorWidget() const
{
return d->pixmapSelectorWidget;
}
void KPixmapRegionSelectorDialog::adjustRegionSelectorWidgetSizeToFitScreen()
{
d->_k_adjustPixmapSize();
}
QRect KPixmapRegionSelectorDialog::getSelectedRegion(const QPixmap &pixmap, QWidget *parent )
{
KPixmapRegionSelectorDialog dialog(parent);
dialog.pixmapRegionSelectorWidget()->setPixmap(pixmap);
dialog.adjustRegionSelectorWidgetSizeToFitScreen();
int result = dialog.exec();
QRect rect;
if ( result == QDialog::Accepted )
rect = dialog.pixmapRegionSelectorWidget()->unzoomedSelectedRegion();
return rect;
}
QRect KPixmapRegionSelectorDialog::getSelectedRegion(const QPixmap &pixmap, int aspectRatioWidth, int aspectRatioHeight, QWidget *parent )
{
KPixmapRegionSelectorDialog dialog(parent);
dialog.pixmapRegionSelectorWidget()->setPixmap(pixmap);
dialog.pixmapRegionSelectorWidget()->setSelectionAspectRatio(aspectRatioWidth,aspectRatioHeight);
dialog.adjustRegionSelectorWidgetSizeToFitScreen();
int result = dialog.exec();
QRect rect;
if ( result == QDialog::Accepted )
rect = dialog.pixmapRegionSelectorWidget()->unzoomedSelectedRegion();
return rect;
}
QImage KPixmapRegionSelectorDialog::getSelectedImage(const QPixmap &pixmap, QWidget *parent )
{
KPixmapRegionSelectorDialog dialog(parent);
dialog.pixmapRegionSelectorWidget()->setPixmap(pixmap);
dialog.adjustRegionSelectorWidgetSizeToFitScreen();
int result = dialog.exec();
QImage image;
if ( result == QDialog::Accepted )
image = dialog.pixmapRegionSelectorWidget()->selectedImage();
return image;
}
QImage KPixmapRegionSelectorDialog::getSelectedImage(const QPixmap &pixmap, int aspectRatioWidth, int aspectRatioHeight, QWidget *parent )
{
KPixmapRegionSelectorDialog dialog(parent);
dialog.pixmapRegionSelectorWidget()->setPixmap(pixmap);
dialog.pixmapRegionSelectorWidget()->setSelectionAspectRatio(aspectRatioWidth,aspectRatioHeight);
dialog.adjustRegionSelectorWidgetSizeToFitScreen();
int result = dialog.exec();
QImage image;
if ( result == QDialog::Accepted )
image = dialog.pixmapRegionSelectorWidget()->selectedImage();
return image;
}
#include "kpixmapregionselectordialog.moc"
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