mirror of
https://invent.kde.org/network/falkon.git
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81 lines
2.5 KiB
C++
81 lines
2.5 KiB
C++
/* ============================================================
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* VerticalTabs plugin for Falkon
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* Copyright (C) 2018 David Rosca <nowrep@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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* ============================================================ */
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#include "loadinganimator.h"
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#include "tabicon.h"
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#include "tabmodel.h"
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#include <QTimer>
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class LoadingAnimation : public QObject
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{
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public:
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explicit LoadingAnimation(LoadingAnimator *animator)
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: QObject(animator)
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, m_animator(animator)
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{
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QTimer *timer = new QTimer(this);
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timer->setInterval(TabIcon::data()->animationInterval);
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connect(timer, &QTimer::timeout, this, [this]() {
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m_currentFrame = (m_currentFrame + 1) % TabIcon::data()->framesCount;
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m_animator->updatePixmap(this);
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});
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timer->start();
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}
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QPixmap pixmap() const
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{
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const QPixmap p = TabIcon::data()->animationPixmap;
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const int size = 16;
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const int pixmapSize = qRound(size * p.devicePixelRatioF());
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return p.copy(m_currentFrame * pixmapSize, 0, pixmapSize, pixmapSize);
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}
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private:
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int m_currentFrame = 0;
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LoadingAnimator *m_animator;
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};
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LoadingAnimator::LoadingAnimator(QObject *parent)
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: QObject(parent)
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{
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}
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QPixmap LoadingAnimator::pixmap(const QModelIndex &index)
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{
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LoadingAnimation *animation = m_animations.value(index);
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if (!animation) {
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animation = new LoadingAnimation(this);
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m_indexes[animation] = index;
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m_animations[index] = animation;
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}
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return animation->pixmap();
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}
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void LoadingAnimator::updatePixmap(LoadingAnimation *animation)
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{
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const QModelIndex index = m_indexes.value(animation);
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if (!index.isValid() || !index.data(TabModel::LoadingRole).toBool()) {
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animation->deleteLater();
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m_indexes.remove(animation);
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m_animations.remove(index);
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} else {
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emit updateIndex(index);
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}
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}
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