gta5view/PictureWidget.cpp
Syping 9adc8d9650
All checks were successful
continuous-integration/drone/push Build is passing
Aspect Ratio fixes, HiDPI fullscreen fix
2020-11-25 00:36:12 +01:00

133 lines
4.7 KiB
C++

/*****************************************************************************
* gta5view Grand Theft Auto V Profile Viewer
* Copyright (C) 2016-2020 Syping
*
* 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 3 of the License, 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.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/
#include "PictureDialog.h"
#include "PictureWidget.h"
#include "UiModLabel.h"
#include "AppEnv.h"
#include <QApplication>
#include <QHBoxLayout>
#include <QKeyEvent>
#include <QPixmap>
#include <QEvent>
#if QT_VERSION < 0x060000
#include <QDesktopWidget>
#endif
PictureWidget::PictureWidget(QWidget *parent) : QDialog(parent)
{
installEventFilter(this);
widgetLayout = new QHBoxLayout(this);
widgetLayout->setSpacing(0);
widgetLayout->setContentsMargins(0, 0, 0, 0);
pictureLabel = new UiModLabel(this);
pictureLabel->setObjectName("pictureLabel");
pictureLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
pictureLabel->setContextMenuPolicy(Qt::CustomContextMenu);
pictureLabel->setAlignment(Qt::AlignCenter);
widgetLayout->addWidget(pictureLabel);
QObject::connect(pictureLabel, SIGNAL(mouseDoubleClicked(Qt::MouseButton)), this, SLOT(pictureDoubleClicked(Qt::MouseButton)));
QObject::connect(pictureLabel, SIGNAL(customContextMenuRequested(QPoint)), parent, SLOT(exportCustomContextMenuRequested(QPoint)));
#if QT_VERSION < 0x060000
QObject::connect(QApplication::desktop(), SIGNAL(resized(int)), this, SLOT(updateWindowSize(int)));
#endif
setLayout(widgetLayout);
}
PictureWidget::~PictureWidget()
{
widgetLayout->removeWidget(pictureLabel);
delete pictureLabel;
delete widgetLayout;
}
bool PictureWidget::eventFilter(QObject *obj, QEvent *ev)
{
if (obj == this) {
if (ev->type() == QEvent::KeyPress) {
QKeyEvent *keyEvent = (QKeyEvent*)ev;
switch (keyEvent->key()) {
case Qt::Key_Left:
emit previousPictureRequested();
break;
case Qt::Key_Right:
emit nextPictureRequested();
break;
}
}
}
return false;
}
void PictureWidget::pictureDoubleClicked(Qt::MouseButton button)
{
if (button == Qt::LeftButton) {
close();
}
}
void PictureWidget::setImage(QImage image_, QRect rec)
{
const qreal screenRatioPR = AppEnv::screenRatioPR();
image = image_;
QPixmap pixmap = QPixmap::fromImage(image.scaled(rec.width() * screenRatioPR, rec.height() * screenRatioPR, Qt::KeepAspectRatio, Qt::SmoothTransformation));
#if QT_VERSION >= 0x050600
pixmap.setDevicePixelRatio(AppEnv::screenRatioPR());
#endif
pictureLabel->setPixmap(pixmap);
}
void PictureWidget::setImage(QImage image_)
{
const qreal screenRatioPR = AppEnv::screenRatioPR();
image = image_;
QPixmap pixmap = QPixmap::fromImage(image.scaled(geometry().width() * screenRatioPR, geometry().height() * screenRatioPR, Qt::KeepAspectRatio, Qt::SmoothTransformation));
#if QT_VERSION >= 0x050600
pixmap.setDevicePixelRatio(screenRatioPR);
#endif
pictureLabel->setPixmap(pixmap);
}
void PictureWidget::updateWindowSize(int screenID)
{
#if QT_VERSION >= 0x060000
Q_UNUSED(screenID)
const qreal screenRatioPR = AppEnv::screenRatioPR();
QRect desktopRect = QApplication::screenAt(pos())->geometry();
move(desktopRect.x(), desktopRect.y());
resize(desktopRect.width(), desktopRect.height());
showFullScreen();
QPixmap pixmap = QPixmap::fromImage(image.scaled(geometry().width() * screenRatioPR, geometry().height() * screenRatioPR, Qt::KeepAspectRatio, Qt::SmoothTransformation));
#if QT_VERSION >= 0x050600
pixmap.setDevicePixelRatio(screenRatioPR);
#endif
pictureLabel->setPixmap(pixmap);
#else
if (screenID == QApplication::desktop()->screenNumber(this)) {
QRect desktopRect = QApplication::desktop()->screenGeometry(this);
move(desktopRect.x(), desktopRect.y());
resize(desktopRect.width(), desktopRect.height());
showFullScreen();
pictureLabel->setPixmap(QPixmap::fromImage(image.scaled(desktopRect.width(), desktopRect.height(), Qt::KeepAspectRatio, Qt::SmoothTransformation)));
}
#endif
}