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115 lines
3.1 KiB
C++
115 lines
3.1 KiB
C++
// vim: set tabstop=4 shiftwidth=4 expandtab:
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/*
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Gwenview: an image viewer
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Copyright 2010 Aurélien Gâteau <agateau@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.
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*/
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// Self
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#include "moc_resizeimagedialog.cpp"
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// Qt
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// KDE
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// Local
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#include <ui_resizeimagewidget.h>
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namespace Gwenview
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{
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struct ResizeImageDialogPrivate : public Ui_ResizeImageWidget
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{
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bool mUpdateFromRatio;
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QSize mOriginalSize;
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};
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ResizeImageDialog::ResizeImageDialog(QWidget* parent)
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: KDialog(parent)
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, d(new ResizeImageDialogPrivate)
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{
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d->mUpdateFromRatio = false;
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QWidget* content = new QWidget(this);
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d->setupUi(content);
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content->layout()->setMargin(0);
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setMainWidget(content);
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showButtonSeparator(true);
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setButtonGuiItem(Ok, KGuiItem(i18n("Resize"), "transform-scale"));
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setWindowTitle(content->windowTitle());
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d->mWidthSpinBox->setFocus();
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connect(d->mWidthSpinBox, SIGNAL(valueChanged(int)), SLOT(slotWidthChanged(int)));
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connect(d->mHeightSpinBox, SIGNAL(valueChanged(int)), SLOT(slotHeightChanged(int)));
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connect(d->mKeepAspectCheckBox, SIGNAL(toggled(bool)), SLOT(slotKeepAspectChanged(bool)));
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}
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ResizeImageDialog::~ResizeImageDialog()
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{
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delete d;
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}
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void ResizeImageDialog::setOriginalSize(const QSize& size)
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{
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d->mOriginalSize = size;
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d->mOriginalWidthLabel->setText(QString::number(size.width()));
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d->mOriginalHeightLabel->setText(QString::number(size.height()));
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d->mWidthSpinBox->setValue(size.width());
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d->mHeightSpinBox->setValue(size.height());
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}
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QSize ResizeImageDialog::size() const
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{
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return QSize(
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d->mWidthSpinBox->value(),
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d->mHeightSpinBox->value()
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);
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}
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void ResizeImageDialog::slotWidthChanged(int width)
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{
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if (!d->mKeepAspectCheckBox->isChecked()) {
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return;
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}
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if (d->mUpdateFromRatio) {
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return;
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}
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d->mUpdateFromRatio = true;
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d->mHeightSpinBox->setValue(d->mOriginalSize.height() * width / d->mOriginalSize.width());
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d->mUpdateFromRatio = false;
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}
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void ResizeImageDialog::slotHeightChanged(int height)
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{
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if (!d->mKeepAspectCheckBox->isChecked()) {
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return;
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}
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if (d->mUpdateFromRatio) {
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return;
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}
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d->mUpdateFromRatio = true;
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d->mWidthSpinBox->setValue(d->mOriginalSize.width() * height / d->mOriginalSize.height());
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d->mUpdateFromRatio = false;
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}
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void ResizeImageDialog::slotKeepAspectChanged(bool value)
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{
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if (value) {
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slotWidthChanged(d->mWidthSpinBox->value());
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}
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}
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} // namespace
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