1b2c7b248b
In C++20, there will be emit() class member, which can conflict with the emit keyword. Given that, there are plans to enable QT_NO_KEYWORDS by default in the future. See also https://lists.qt-project.org/pipermail/development/2020-February/038812.html
109 lines
2.4 KiB
C++
109 lines
2.4 KiB
C++
/*
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KWin - the KDE window manager
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This file is part of the KDE project.
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SPDX-FileCopyrightText: 2014 Martin Gräßlin <mgraesslin@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "mock_screens.h"
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namespace KWin
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{
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MockScreens::MockScreens(QObject *parent)
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: Screens(parent)
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, m_changedTimer(new QTimer(this))
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{
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}
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MockScreens::~MockScreens() = default;
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QRect MockScreens::geometry(int screen) const
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{
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if (screen >= m_geometries.count()) {
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return QRect();
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}
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return m_geometries.at(screen);
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}
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QString MockScreens::name(int screen) const
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{
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Q_UNUSED(screen);
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return QLatin1String("MoccaScreen"); // mock-a-screen =)
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}
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float MockScreens::refreshRate(int screen) const
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{
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Q_UNUSED(screen);
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return 60.0f;
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}
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QSize MockScreens::size(int screen) const
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{
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return geometry(screen).size();
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}
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QSizeF MockScreens::physicalSize(int screen) const
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{
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return QSizeF(size(screen)) / 3.8;
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}
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int MockScreens::number(const QPoint &pos) const
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{
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int bestScreen = 0;
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int minDistance = INT_MAX;
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for (int i = 0; i < m_geometries.size(); ++i) {
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const QRect &geo = m_geometries.at(i);
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if (geo.contains(pos)) {
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return i;
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}
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int distance = QPoint(geo.topLeft() - pos).manhattanLength();
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distance = qMin(distance, QPoint(geo.topRight() - pos).manhattanLength());
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distance = qMin(distance, QPoint(geo.bottomRight() - pos).manhattanLength());
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distance = qMin(distance, QPoint(geo.bottomLeft() - pos).manhattanLength());
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if (distance < minDistance) {
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minDistance = distance;
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bestScreen = i;
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}
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}
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return bestScreen;
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}
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void MockScreens::init()
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{
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Screens::init();
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m_changedTimer->setSingleShot(true);
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m_changedTimer->setInterval(100);
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connect(m_changedTimer, &QTimer::timeout, this, &MockScreens::updateCount);
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connect(m_changedTimer, &QTimer::timeout, this, &MockScreens::changed);
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m_scheduledGeometries << QRect(0, 0, 100, 100);
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updateCount();
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}
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void MockScreens::updateCount()
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{
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m_geometries = m_scheduledGeometries;
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setCount(m_geometries.size());
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Q_EMIT changed();
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}
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void MockScreens::setGeometries(const QList< QRect > &geometries)
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{
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m_scheduledGeometries = geometries;
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startChangedTimer();
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}
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bool MockScreens::isChanging() const
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{
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return m_changedTimer->isActive();
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}
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void MockScreens::startChangedTimer()
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{
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m_changedTimer->start();
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}
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}
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