gui/widgets/view_transform_widget.cpp

0001 /*
0002  * SPDX-FileCopyrightText: 2019-2023 Mattia Basaglia <dev@dragon.best>
0003  *
0004  * SPDX-License-Identifier: GPL-3.0-or-later
0005  */
0006
0007 #include "view_transform_widget.hpp"
0008 #include "ui_view_transform_widget.h"
0009 #include <QEvent>
0010 #include <QtMath>
0011
0012 using namespace glaxnimate::gui;
0013
0014 ViewTransformWidget::ViewTransformWidget(QWidget* parent)
0015     : QWidget(parent), d(std::make_unique<Ui::ViewTransformWidget>())
0016 {
0017     d->setupUi(this);
0018     connect(d->btn_angle_reset, &QAbstractButton::clicked, [this](){
0019         d->spin_angle->setValue(0);
0020     });
0021     connect(d->btn_zoom_reset, &QAbstractButton::clicked, [this](){
0022         d->spin_zoom->setValue(100);
0023     });
0024     connect(d->btn_zoom_in, &QAbstractButton::clicked, this, &ViewTransformWidget::zoom_in);
0025     connect(d->btn_zoom_out, &QAbstractButton::clicked, this, &ViewTransformWidget::zoom_out);
0026     using func = void (QDoubleSpinBox::*)(qreal);
0027     connect(d->spin_angle, (func)&QDoubleSpinBox::valueChanged, this, &ViewTransformWidget::fuckyoumoc_on_angle_changed);
0028     connect(d->spin_zoom, (func)&QDoubleSpinBox::valueChanged, this, &ViewTransformWidget::fuckyoumoc_on_zoom_changed);
0029     connect(d->btn_view_fit, &QAbstractButton::clicked, this, &ViewTransformWidget::view_fit);
0030     connect(d->btn_flip_view, &QAbstractButton::clicked, this, &ViewTransformWidget::flip_view);
0031
0032 #if QT_VERSION >= QT_VERSION_CHECK(5, 12, 0)
0033     d->spin_zoom->setStepType(QAbstractSpinBox::AdaptiveDecimalStepType);
0034 #endif
0035
0036 }
0037
0038 ViewTransformWidget::~ViewTransformWidget() = default;
0039
0040 void ViewTransformWidget::changeEvent(QEvent* e)
0041 {
0042
0043     QWidget::changeEvent(e);
0044     switch ( e->type() )
0045     {
0046         case QEvent::LanguageChange:
0047             d->retranslateUi(this);
0048             break;
0049         default:
0050             break;
0051     }
0052 }
0053
0054 void ViewTransformWidget::set_angle(qreal radians)
0055 {
0056     bool block = d->spin_angle->blockSignals(true);
0057     d->spin_angle->setValue(qRadiansToDegrees(radians));
0058     d->spin_angle->blockSignals(block);
0059 }
0060
0061 void ViewTransformWidget::set_zoom(qreal percent)
0062 {
0063     bool block = d->spin_zoom->blockSignals(true);
0064     d->spin_zoom->setValue(percent*100);
0065     d->spin_zoom->blockSignals(block);
0066 }
0067
0068 void ViewTransformWidget::fuckyoumoc_on_angle_changed(qreal degrees)
0069 {
0070     Q_EMIT angle_changed(qDegreesToRadians(degrees));
0071 }
0072
0073 void ViewTransformWidget::fuckyoumoc_on_zoom_changed(qreal percent)
0074 {
0075     Q_EMIT zoom_changed(percent/100);
0076 }
0077
0078 void ViewTransformWidget::set_flip(bool flipped)
0079 {
0080     d->btn_flip_view->setChecked(flipped);
0081 }