dde-dock/frame/util/multiscreenworker.cpp

/*
 * Copyright (C) 2018 ~ 2028 Deepin Technology Co., Ltd.
 *
 * Author:     fanpengcheng <fanpengcheng_cm@deepin.com>
 *
 * Maintainer: fanpengcheng <fanpengcheng_cm@deepin.com>
 *
 * 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
 * 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 "multiscreenworker.h"
#include "window/mainwindow.h"

#include <QWidget>
#include <QScreen>
#include <QEvent>
#include <QRegion>
#include <QSequentialAnimationGroup>
#include <QVariantAnimation>

#include <QDBusConnection>

// 保证以下数据更新顺序(大环节顺序不要变，内部还有一些小的调整，比如任务栏显示区域更新的时候，里面内容的布局方向可能也要更新...)
// Monitor数据－＞屏幕是否可停靠更新－＞监视唤醒区域更新，任务栏显示区域更新－＞拖拽区域更新－＞通知后端接口，通知窗管

MultiScreenWorker::MultiScreenWorker(QWidget *parent, DWindowManagerHelper *helper)
    : QObject(nullptr)
    , m_parent(parent)
    , m_wmHelper(helper)
    , m_xcbMisc(XcbMisc::instance())
    , m_eventInter(new XEventMonitor("com.deepin.api.XEventMonitor", "/com/deepin/api/XEventMonitor", QDBusConnection::sessionBus()))
    , m_dockInter(new DBusDock("com.deepin.dde.daemon.Dock", "/com/deepin/dde/daemon/Dock", QDBusConnection::sessionBus(), this))
    , m_displayInter(new DisplayInter("com.deepin.daemon.Display", "/com/deepin/daemon/Display", QDBusConnection::sessionBus(), this))
    , m_launcherInter(new DBusLuncher("com.deepin.dde.Launcher", "/com/deepin/dde/Launcher", QDBusConnection::sessionBus()))
    , m_monitorUpdateTimer(new QTimer(this))
    , m_showAni(new QVariantAnimation(this))
    , m_hideAni(new QVariantAnimation(this))
    , m_ds(m_displayInter->primary())
    , m_opacity(0.4)
    , m_position(Dock::Position(m_dockInter->position()))
    , m_hideMode(Dock::HideMode(m_dockInter->hideMode()))
    , m_hideState(Dock::HideState(m_dockInter->hideState()))
    , m_displayMode(Dock::DisplayMode(m_dockInter->displayMode()))
    , m_screenRawHeight(m_displayInter->screenHeight())
    , m_screenRawWidth(m_displayInter->screenWidth())
    , m_aniStart(false)
    , m_draging(false)
    , m_autoHide(true)
    , m_btnPress(false)
{
    qDebug() << "init dock screen: " << m_ds.current();
    initMembers();
    initConnection();
    initUI();
}

MultiScreenWorker::~MultiScreenWorker()
{
    delete m_xcbMisc;
}

void MultiScreenWorker::initShow()
{
    // 仅在初始化时调用一次
    static bool first = true;
    if (!first)
        qFatal("this method can only be called once");
    first = false;

    //　这里是为了在调用时让MainWindow更新界面布局方向
    emit requestUpdateLayout(m_ds.current());

    if (m_hideMode == HideMode::KeepShowing)
        showAni(m_ds.current());
    else if (m_hideMode == HideMode::KeepHidden) {
        QRect rect = getDockShowGeometry(m_ds.current(), m_position, m_displayMode);
        parent()->panel()->setFixedSize(rect.size());
        parent()->panel()->move(0, 0);

        rect = getDockHideGeometry(m_ds.current(), m_position, m_displayMode);
        parent()->setFixedSize(rect.size());
        parent()->setGeometry(rect);
    } else if (m_hideMode == HideMode::SmartHide) {
        if (m_hideState == HideState::Show)
            showAni(m_ds.current());
        else if (m_hideState == HideState::Hide)
            hideAni(m_ds.current());
    }
}

QRect MultiScreenWorker::dockRect(const QString &screenName, const Position &pos, const HideMode &hideMode, const DisplayMode &displayMode)
{
    if (hideMode == HideMode::KeepShowing)
        return getDockShowGeometry(screenName, pos, displayMode);
    else
        return getDockHideGeometry(screenName, pos, displayMode);
}

QRect MultiScreenWorker::dockRect(const QString &screenName)
{
    return dockRect(screenName, m_position, m_hideMode, m_displayMode);
}

void MultiScreenWorker::handleLeaveEvent(QEvent *event)
{
    Q_UNUSED(event);

    if (m_hideMode == HideMode::KeepShowing)
        return;

    if (!m_autoHide)
        return;

    // 判断是否还在'离开'监控区域内,是的话不处理,否则按照显示状态来处理
    if (!contains(m_monitorRectList, scaledPos(QCursor::pos()))) {
        switch (m_hideMode) {
        case HideMode::SmartHide: {
            if (m_hideState == HideState::Show) {
                showAni(m_ds.current());
            } else {
                hideAni(m_ds.current());
            }
        }
        break;
        case HideMode::KeepHidden:
            hideAni(m_ds.current());
            break;
        default:
            return;
        }
    }
}

void MultiScreenWorker::onAutoHideChanged(bool autoHide)
{
    m_autoHide = autoHide;

    if (m_autoHide) {
        switch (m_hideMode) {
        case HideMode::KeepHidden: {
            // 这时候鼠标如果在任务栏上,就不能隐藏
            if (!parent()->geometry().contains(QCursor::pos()))
                hideAni(m_ds.current());
        }
        break;
        case HideMode::SmartHide: {
            if (m_hideState == HideState::Show) {
                showAni(m_ds.current());
            } else if (m_hideState == HideState::Hide) {
                hideAni(m_ds.current());
            }
        }
        break;
        case HideMode::KeepShowing:
            showAni(m_ds.current());
            break;
        }
    }
}

void MultiScreenWorker::updateDaemonDockSize(int dockSize)
{
    m_dockInter->setWindowSize(uint(dockSize));
    if (m_displayMode == DisplayMode::Fashion)
        m_dockInter->setWindowSizeFashion(uint(dockSize));
    else
        m_dockInter->setWindowSizeEfficient(uint(dockSize));
}

void MultiScreenWorker::onDragStateChanged(bool draging)
{
    if (m_draging == draging)
        return;

    m_draging = draging;
}

void MultiScreenWorker::handleDbusSignal(QDBusMessage msg)
{
    QList<QVariant> arguments = msg.arguments();
    // 参数固定长度
    if (3 != arguments.count())
        return;
    // 返回的数据中,这一部分对应的是数据发送方的interfacename,可判断是否是自己需要的服务
    QString interfaceName = msg.arguments().at(0).toString();
    if (interfaceName != "com.deepin.dde.daemon.Dock")
        return;
    QVariantMap changedProps = qdbus_cast<QVariantMap>(arguments.at(1).value<QDBusArgument>());
    QStringList keys = changedProps.keys();
    foreach (const QString &prop, keys) {
        if (prop == "Position") {
            onPositionChanged();
        } else if (prop == "DisplayMode") {
            onDisplayModeChanged();
        } else if (prop == "HideMode") {
            onHideModeChanged();
        } else if (prop == "HideState") {
            onHideStateChanged();
        }
    }
}

void MultiScreenWorker::onRegionMonitorChanged(int x, int y, const QString &key)
{
    if (m_registerKey != key)
        return;

    // 鼠标按下状态不响应唤醒
    if (m_btnPress)
        return;

    if (m_draging || m_aniStart) {
        qDebug() << "dock is draging or animation is running";
        return;
    }

    QString toScreen;
    QScreen *screen = Utils::screenAtByScaled(QPoint(x, y));
    if (!screen) {
        qDebug() << "cannot find the screen" << QPoint(x, y);
        return;
    }

    toScreen = screen->name();

    /**
     * 坐标位于当前屏幕边缘时,当做屏幕内移动处理(防止鼠标移动到边缘时不唤醒任务栏)
     * 使用screenAtByScaled获取屏幕名时,实际上获取的不一定是当前屏幕
     * 举例:点(100,100)不在(0,0,100,100)的屏幕上
     */
    if (onScreenEdge(m_ds.current(), QPoint(x, y))) {
        toScreen = m_ds.current();
    }

    // 过滤重复坐标
    static QPoint lastPos(0, 0);
    if (lastPos == QPoint(x, y)) {
#ifdef QT_DEBUG
        qDebug() << "same point,should return";
#endif
        return;
    }
    lastPos = QPoint(x, y);

#ifdef QT_DEBUG
    qDebug() << x << y << m_ds.current() << toScreen;
#endif

    // 任务栏显示状态，但需要切换屏幕
    if (toScreen != m_ds.current()) {
        // 移动Dock至相应屏相应位置
        if (m_launcherInter->IsVisible())//启动器显示,则dock不显示
            return;

        // 复制模式．不需要响应切换屏幕
        QList<Monitor *> monitorList = validMonitorList(m_monitorInfo);
        if (monitorList.size() == 2 && monitorList.first()->rect() == monitorList.last()->rect()) {
#ifdef QT_DEBUG
            qDebug() << "copy mode　or merge mode";
#endif
            parent()->setFixedSize(dockRect(m_ds.current()).size());
            parent()->setGeometry(dockRect(m_ds.current()));
            return;
        }

        m_ds.updateDockedScreen(screen->name());

        Monitor *currentMonitor = monitorByName(validMonitorList(m_monitorInfo), toScreen);
        if (!currentMonitor) {
#ifdef QT_DEBUG
            qDebug() << "cannot find monitor by name: " << toScreen;
#endif
            return;
        }

        // 检查边缘是否允许停靠
        if (currentMonitor->dockPosition().docked(m_position)) {
            if (hideMode() == HideMode::KeepHidden || hideMode() == HideMode::SmartHide) {
                showAni(m_ds.current());
            } else if (hideMode() == HideMode::KeepShowing) {
                changeDockPosition(m_ds.last(), m_ds.current(), m_position, m_position);
            }
        }
    } else {
        // 任务栏隐藏状态，但需要显示
        if (hideMode() == HideMode::KeepShowing) {
#ifdef QT_DEBUG
            qDebug() << "showing";
#endif
            parent()->setFixedSize(dockRect(m_ds.current()).size());
            parent()->setGeometry(dockRect(m_ds.current()));
            return;
        }

        if (m_showAni->state() == QVariantAnimation::Running) {
#ifdef QT_DEBUG
            qDebug() << "animation is running";
#endif
            return;
        }

        const QRect boundRect = parent()->visibleRegion().boundingRect();
#ifdef QT_DEBUG
        qDebug() << "boundRect:" << boundRect;
#endif
        if ((m_hideMode == HideMode::KeepHidden || m_hideMode == HideMode::SmartHide)
                && (boundRect.size().isEmpty())) {
            showAni(m_ds.current());
        }
    }
}

void MultiScreenWorker::onMonitorListChanged(const QList<QDBusObjectPath> &mons)
{
    if (mons.isEmpty())
        return;

    QList<QString> ops;
    for (const auto *mon : m_monitorInfo.keys())
        ops << mon->path();

    QList<QString> pathList;
    for (auto op : mons) {
        const QString path = op.path();
        pathList << path;
        if (!ops.contains(path))
            monitorAdded(path);
    }

    for (auto op : ops)
        if (!pathList.contains(op))
            monitorRemoved(op);
}

void MultiScreenWorker::monitorAdded(const QString &path)
{
    MonitorInter *inter = new MonitorInter("com.deepin.daemon.Display", path, QDBusConnection::sessionBus(), this);
    Monitor *mon = new Monitor(this);

    connect(inter, &MonitorInter::XChanged, mon, &Monitor::setX);
    connect(inter, &MonitorInter::YChanged, mon, &Monitor::setY);
    connect(inter, &MonitorInter::WidthChanged, mon, &Monitor::setW);
    connect(inter, &MonitorInter::HeightChanged, mon, &Monitor::setH);
    connect(inter, &MonitorInter::NameChanged, mon, &Monitor::setName);
    connect(inter, &MonitorInter::EnabledChanged, mon, &Monitor::setMonitorEnable);

    // 这里有可能在使用Monitor中的数据时，但实际上Monitor数据还未准备好．以Monitor中的信号为准，不能以MonitorInter中信号为准，
    connect(mon, &Monitor::geometryChanged, this, &MultiScreenWorker::requestUpdateMonitorInfo);
    connect(mon, &Monitor::enableChanged, this, &MultiScreenWorker::requestUpdateMonitorInfo);

    // NOTE: DO NOT using async dbus call. because we need to have a unique name to distinguish each monitor
    Q_ASSERT(inter->isValid());
    mon->setName(inter->name());

    mon->setMonitorEnable(inter->enabled());
    mon->setPath(path);
    mon->setX(inter->x());
    mon->setY(inter->y());
    mon->setW(inter->width());
    mon->setH(inter->height());

    m_monitorInfo.insert(mon, inter);

    inter->setSync(false);
}

void MultiScreenWorker::monitorRemoved(const QString &path)
{
    Monitor *monitor = nullptr;
    for (auto it(m_monitorInfo.cbegin()); it != m_monitorInfo.cend(); ++it) {
        if (it.key()->path() == path) {
            monitor = it.key();
            break;
        }
    }
    if (!monitor)
        return;

    m_monitorInfo.value(monitor)->deleteLater();
    m_monitorInfo.remove(monitor);

    monitor->deleteLater();
}

void MultiScreenWorker::showAniFinished()
{
    const QRect rect = dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode);

    parent()->setFixedSize(rect.size());
    parent()->setGeometry(rect);

    parent()->panel()->setFixedSize(rect.size());
    parent()->panel()->move(0, 0);

    emit requestUpdateFrontendGeometry(rect);
    emit requestNotifyWindowManager();
    emit requestUpdateDragArea();
}

void MultiScreenWorker::hideAniFinished()
{
    const QRect rect = dockRect(m_ds.current(), m_position, HideMode::KeepHidden, m_displayMode);

    parent()->setFixedSize(rect.size());
    parent()->setGeometry(rect);

    parent()->panel()->setFixedSize(rect.size());
    parent()->panel()->move(0, 0);

    emit requestUpdateFrontendGeometry(rect);
    emit requestNotifyWindowManager();
}

void MultiScreenWorker::onWindowSizeChanged(uint value)
{
    Q_UNUSED(value);

    m_monitorUpdateTimer->start();
}

void MultiScreenWorker::primaryScreenChanged()
{
    const int screenRawHeight = m_displayInter->screenHeight();
    const int screenRawWidth = m_displayInter->screenWidth();

    // 无效值
    if (screenRawHeight == 0 || screenRawWidth == 0) {
        return;
    }

    m_monitorUpdateTimer->start();
}

void MultiScreenWorker::onPositionChanged()
{
    const Position position = Dock::Position(m_dockInter->position());
    Position lastPos = m_position;
    if (lastPos == position)
        return;
#ifdef QT_DEBUG
    qDebug() << "position change from: " << lastPos << " to: " << position;
#endif
    m_position = position;

    // 更新鼠标拖拽样式，在类内部设置到qApp单例上去
    if ((Top == m_position) || (Bottom == m_position)) {
        parent()->panel()->setCursor(Qt::SizeVerCursor);
    } else {
        parent()->panel()->setCursor(Qt::SizeHorCursor);
    }

    DockItem::setDockPosition(position);
    qApp->setProperty(PROP_POSITION, QVariant::fromValue(position));

    emit requestUpdatePosition(lastPos, position);
    emit requestUpdateRegionMonitor();
}

void MultiScreenWorker::onDisplayModeChanged()
{
    DisplayMode displayMode = Dock::DisplayMode(m_dockInter->displayMode());

    if (displayMode == m_displayMode)
        return;

    qDebug() << "display mode change:" << displayMode;

    m_displayMode = displayMode;

    DockItem::setDockDisplayMode(displayMode);
    qApp->setProperty(PROP_DISPLAY_MODE, QVariant::fromValue(displayMode));

    parent()->setFixedSize(dockRect(m_ds.current()).size());
    parent()->move(dockRect(m_ds.current()).topLeft());

    parent()->panel()->setFixedSize(dockRect(m_ds.current()).size());
    parent()->panel()->move(0,0);
    parent()->panel()->setDisplayMode(m_displayMode);

    emit displayModeChanegd();
    emit requestUpdateRegionMonitor();
    emit requestUpdateFrontendGeometry(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode));
    emit requestNotifyWindowManager();
}

void MultiScreenWorker::onHideModeChanged()
{
    HideMode hideMode = Dock::HideMode(m_dockInter->hideMode());

    if (m_hideMode == hideMode)
        return;

    qDebug() << "hidemode change:" << hideMode;

    m_hideMode = hideMode;

    emit requestUpdateFrontendGeometry(dockRect(m_ds.current()));
    emit requestNotifyWindowManager();
}

void MultiScreenWorker::onHideStateChanged()
{
    const Dock::HideState state = Dock::HideState(m_dockInter->hideState());

    if (state == Dock::Unknown)
        return;

    qDebug() << "hidestate change:" << state;

    m_hideState = state;

    // 两种隐藏模式下都可以被唤醒
    if (m_hideMode == HideMode::SmartHide || m_hideMode == HideMode::KeepHidden) {
        if (m_hideState == HideState::Show)
            showAni(m_ds.current());
        else if (m_hideState == HideState::Hide)
            hideAni(m_ds.current());
    } else if (m_hideMode == HideMode::KeepShowing) {
        showAni(m_ds.current());
    }
}

void MultiScreenWorker::onOpacityChanged(const double value)
{
    if (int(m_opacity * 100) == int(value * 100)) return;

    m_opacity = value;

    emit opacityChanged(quint8(value * 255));
}

void MultiScreenWorker::onRequestUpdateRegionMonitor()
{
    if (!m_registerKey.isEmpty()) {
#ifdef QT_DEBUG
        bool ret = m_eventInter->UnregisterArea(m_registerKey);
        qDebug() << "取消唤起区域监听:" << ret;
#else
        m_eventInter->UnregisterArea(m_registerKey);
#endif
        m_registerKey.clear();
    }

    const static int flags = Motion | Button | Key;
    const static int monitorHeight = 15;

    // 任务栏唤起区域
    m_monitorRectList.clear();
    foreach (Monitor *inter, validMonitorList(m_monitorInfo)) {
        // 屏幕不可用或此位置不可停靠时，不用监听这块区域
        if (!inter->enable() || !inter->dockPosition().docked(m_position))
            continue;

        MonitRect rect;
        switch (m_position) {
        case Top: {
            rect.x1 = inter->x();
            rect.y1 = inter->y();
            rect.x2 = inter->x() + inter->w();
            rect.y2 = inter->y() + monitorHeight;
        }
        break;
        case Bottom: {
            rect.x1 = inter->x();
            rect.y1 = inter->y() + inter->h() - monitorHeight;
            rect.x2 = inter->x() + inter->w();
            rect.y2 = inter->y() + inter->h();
        }
        break;
        case Left: {
            rect.x1 = inter->x();
            rect.y1 = inter->y();
            rect.x2 = inter->x() + monitorHeight;
            rect.y2 = inter->y() + inter->h();
        }
        break;
        case Right: {
            rect.x1 = inter->x() + inter->w() - monitorHeight;
            rect.y1 = inter->y();
            rect.x2 = inter->x() + inter->w();
            rect.y2 = inter->y() + inter->h();
        }
        break;
        }

        if (!m_monitorRectList.contains(rect)) {
            m_monitorRectList << rect;
#ifdef QT_DEBUG
            qDebug() << "监听区域：" << rect.x1 << rect.y1 << rect.x2 << rect.y2;
#endif
        }
    }

    m_registerKey = m_eventInter->RegisterAreas(m_monitorRectList, flags);
}

void MultiScreenWorker::onRequestUpdateFrontendGeometry(const QRect &rect)
{
    const qreal scale = scaleByName(m_ds.current());
#ifdef QT_DEBUG
    qDebug() << rect;
#endif
    m_dockInter->SetFrontendWindowRect(int(rect.x() / scale), int(rect.y() / scale), uint(rect.width() / scale), uint(rect.height() / scale));
}

void MultiScreenWorker::onRequestNotifyWindowManager()
{
    // 先清除原先的窗管任务栏区域
    m_xcbMisc->clear_strut_partial(xcb_window_t(parent()->winId()));

    // 在副屏时,且为一直显示时,不要挤占应用,这是sp3的新需求
    if (m_ds.current() != qApp->primaryScreen()->name() && m_hideMode == HideMode::KeepShowing)
        return;

    // 除了"一直显示"模式,其他的都不要设置任务栏区域
    if (m_hideMode != Dock::KeepShowing)
        return;

    const auto ratio = parent()->devicePixelRatioF();

    const QRect rect = getDockShowGeometry(m_ds.current(), m_position, m_displayMode);
    qDebug() << "wm dock area:" << rect;
    const QPoint &p = rawXPosition(rect.topLeft());

    XcbMisc::Orientation orientation = XcbMisc::OrientationTop;
    uint strut = 0;
    uint strutStart = 0;
    uint strutEnd = 0;

    switch (m_position) {
    case Position::Top:
        orientation = XcbMisc::OrientationTop;
        strut = p.y() + rect.height() * ratio;
        strutStart = p.x();
        strutEnd = qMin(qRound(p.x() + rect.width() * ratio), rect.right());
        break;
    case Position::Bottom:
        orientation = XcbMisc::OrientationBottom;
        strut = m_screenRawHeight - p.y();
        strutStart = p.x();
        strutEnd = qMin(qRound(p.x() + rect.width() * ratio), rect.right());
        break;
    case Position::Left:
        orientation = XcbMisc::OrientationLeft;
        strut = p.x() + rect.width() * ratio;
        strutStart = p.y();
        strutEnd = qMin(qRound(p.y() + rect.height() * ratio), rect.bottom());
        break;
    case Position::Right:
        orientation = XcbMisc::OrientationRight;
        strut = m_screenRawWidth - p.x();
        strutStart = p.y();
        strutEnd = qMin(qRound(p.y() + rect.height() * ratio), rect.bottom());
        break;
    }

#ifdef QT_DEBUG
    qDebug() << strut << strutStart << strutEnd;
#endif
    m_xcbMisc->set_strut_partial(parent()->winId(), orientation, strut + WINDOWMARGIN * ratio, strutStart, strutEnd);
}

void MultiScreenWorker::onRequestUpdatePosition(const Position &fromPos, const Position &toPos)
{
    qDebug() << "request change pos from: " << fromPos << " to: " << toPos;
    // 更新要切换到的屏幕
    m_ds.updateDockedScreen(getValidScreen(m_position));

    qDebug() << "update allow screen: " << m_ds.current();

    // 无论什么模式,都先显示
    changeDockPosition(m_ds.last(), m_ds.current(), fromPos, toPos);
}

void MultiScreenWorker::onRequestUpdateDragArea()
{
    parent()->resetDragWindow();
}

void MultiScreenWorker::onRequestUpdateMonitorInfo()
{
#ifdef QT_DEBUG
    foreach (auto monitor, m_monitorInfo.keys()) {
        qDebug() << monitor->name() << monitor->enable();
    }
#endif
    // 双屏，复制模式，两个屏幕的信息是一样的
    if (validMonitorList(m_monitorInfo).size() == 2
            && validMonitorList(m_monitorInfo).first()->rect() == validMonitorList(m_monitorInfo).last()->rect()) {
#ifdef QT_DEBUG
        qDebug() << "repeat screen";
#endif
        return;
    }

    m_monitorUpdateTimer->start();
}

void MultiScreenWorker::updateMonitorDockedInfo()
{
    QList<Monitor *>screens = validMonitorList(m_monitorInfo);

    if (screens.size() == 1) {
        //　只剩下一个可用的屏幕
        screens.first()->dockPosition().reset();
        updateDockScreenName(screens.first()->name());
        return;
    }

    // 最多支持双屏,这里只计算双屏,单屏默认四边均可停靠任务栏
    if (screens.size() != 2) {
#ifdef QT_DEBUG
        qDebug() << "screen count:" << screens.count();
#endif
        return;
    }

    Monitor *s1 = screens.at(0);
    Monitor *s2 = screens.at(1);
    if (!s1 || !s2) {
        qFatal("shouldn't be here");
    }

    qDebug() << "monitor info changed" << s1->rect() << s2->rect();

    // 先重置
    s1->dockPosition().reset();
    s2->dockPosition().reset();

    // 对角拼接，重置，默认均可停靠
    if (s1->bottomRight() == s2->topLeft()
            || s1->topLeft() == s2->bottomRight()) {
#ifdef QT_DEBUG
        qDebug() << "diagonal: " << s1->rect() << s2->rect();
#endif
        return;
    }

    // 左右拼接，s1左，s2右
    if (s1->right() == s2->left()
            && (s1->topRight() == s2->topLeft() || s1->bottomRight() == s2->bottomLeft())) {
#ifdef QT_DEBUG
        qDebug() << "horizontal: " << s1->rect() << s2->rect();
#endif
        s1->dockPosition().rightDock = false;
        s2->dockPosition().leftDock = false;
    }
    // 左右拼接，s1右，s2左
    if (s1->left() == s2->right()
            && (s1->topLeft() == s2->topRight() || s1->bottomLeft() == s2->bottomRight())) {
#ifdef QT_DEBUG
        qDebug() << "horizontal: " << s1->rect() << s2->rect();
#endif
        s1->dockPosition().leftDock = false;
        s2->dockPosition().rightDock = false;
    }

    // 上下拼接，s1上，s2下
    if (s1->bottom() == s2->top()
            && (s1->bottomLeft() == s2->topLeft() || s1->bottomRight() == s2->topRight())) {
#ifdef QT_DEBUG
        qDebug() << "vertical: " << s1->rect() << s2->rect();
#endif
        s1->dockPosition().bottomDock = false;
        s2->dockPosition().topDock = false;
    }

    // 上下拼接，s1下，s2上
    if (s1->top() == s2->bottom()
            && (s1->topLeft() == s2->bottomLeft() || s1->topRight() == s2->bottomRight())) {
#ifdef QT_DEBUG
        qDebug() << "vertical: " << s1->rect() << s2->rect();
#endif
        s1->dockPosition().topDock = false;
        s2->dockPosition().bottomDock = false;
    }
}

void MultiScreenWorker::initMembers()
{
    DockItem::setDockPosition(m_position);
    qApp->setProperty(PROP_POSITION, QVariant::fromValue(m_position));
    DockItem::setDockDisplayMode(m_displayMode);
    qApp->setProperty(PROP_DISPLAY_MODE, QVariant::fromValue(m_displayMode));

    m_monitorUpdateTimer->setInterval(10);
    m_monitorUpdateTimer->setSingleShot(true);

    //　设置应用角色为任务栏
    m_xcbMisc->set_window_type(xcb_window_t(parent()->winId()), XcbMisc::Dock);

    //　初始化动画信息
    m_showAni->setEasingCurve(QEasingCurve::InOutCubic);
    m_hideAni->setEasingCurve(QEasingCurve::InOutCubic);

    const bool composite = m_wmHelper->hasComposite();

#ifndef DISABLE_SHOW_ANIMATION
    const int duration = composite ? ANIMATIONTIME : 0;
#else
    const int duration = 0;
#endif

    m_showAni->setDuration(duration);
    m_hideAni->setDuration(duration);

    //1\初始化monitor信息
    onMonitorListChanged(m_displayInter->monitors());

    //2\初始化屏幕停靠信息
    updateMonitorDockedInfo();

    //3\初始化监视区域
    onRequestUpdateRegionMonitor();

    //4\初始化任务栏停靠屏幕
    autosetDockScreen();
}

void MultiScreenWorker::initConnection()
{
    auto updateGeometry = [ = ](QVariant value) {
        QRect rect = value.toRect();
        parent()->setFixedSize(rect.size());
        parent()->setGeometry(rect);

        switch (m_position) {
        case Position::Top: {
            const int panelSize = parent()->panel()->height();
            parent()->panel()->move(0, rect.height() - panelSize);
        }
        break;
        case Position::Left: {
            const int panelSize = parent()->panel()->width();
            parent()->panel()->move(rect.width() - panelSize, 0);
        }
        break;
        case Position::Bottom:
        case Position::Right:
            break;
        }
    };

    connect(m_showAni, &QVariantAnimation::valueChanged, this, [ = ](QVariant value) {updateGeometry(value);});
    connect(m_hideAni, &QVariantAnimation::valueChanged, this, [ = ](QVariant value) {updateGeometry(value);});

    connect(m_showAni, &QVariantAnimation::finished, this, &MultiScreenWorker::showAniFinished);
    connect(m_hideAni, &QVariantAnimation::finished, this, &MultiScreenWorker::hideAniFinished);

    //FIX: 这里关联信号有时候收不到,未查明原因,handleDbusSignal处理
#if 0
    //    connect(m_dockInter, &DBusDock::PositionChanged, this, &MultiScreenWorker::onPositionChanged);
    //    connect(m_dockInter, &DBusDock::DisplayModeChanged, this, &MultiScreenWorker::onDisplayModeChanged);
    //    connect(m_dockInter, &DBusDock::HideModeChanged, this, &MultiScreenWorker::hideModeChanged);
    //    connect(m_dockInter, &DBusDock::HideStateChanged, this, &MultiScreenWorker::hideStateChanged);
#else
    QDBusConnection::sessionBus().connect("com.deepin.dde.daemon.Dock",
                                          "/com/deepin/dde/daemon/Dock",
                                          "org.freedesktop.DBus.Properties",
                                          "PropertiesChanged",
                                          "sa{sv}as",
                                          this, SLOT(handleDbusSignal(QDBusMessage)));
#endif
    connect(m_dockInter, &DBusDock::ServiceRestarted, this, [ = ] {
        autosetDockScreen();
        emit requestUpdateFrontendGeometry(dockRect(m_ds.current()));
    });
    connect(m_dockInter, &DBusDock::OpacityChanged, this, &MultiScreenWorker::onOpacityChanged);
    connect(m_dockInter, &DBusDock::WindowSizeEfficientChanged, this, &MultiScreenWorker::onWindowSizeChanged);
    connect(m_dockInter, &DBusDock::WindowSizeFashionChanged, this, &MultiScreenWorker::onWindowSizeChanged);

    connect(m_displayInter, &DisplayInter::ScreenWidthChanged, this, [ = ](ushort  value) {m_screenRawWidth = value;});
    connect(m_displayInter, &DisplayInter::ScreenHeightChanged, this, [ = ](ushort  value) {m_screenRawHeight = value;});
    connect(m_displayInter, &DisplayInter::MonitorsChanged, this, &MultiScreenWorker::onMonitorListChanged);
    connect(m_displayInter, &DisplayInter::MonitorsChanged, this, &MultiScreenWorker::requestUpdateRegionMonitor);

    connect(m_displayInter, &DisplayInter::PrimaryRectChanged, this, &MultiScreenWorker::primaryScreenChanged, Qt::QueuedConnection);
    connect(m_displayInter, &DisplayInter::ScreenHeightChanged, this, &MultiScreenWorker::primaryScreenChanged, Qt::QueuedConnection);
    connect(m_displayInter, &DisplayInter::ScreenWidthChanged, this, &MultiScreenWorker::primaryScreenChanged, Qt::QueuedConnection);
    connect(m_displayInter, &DisplayInter::PrimaryChanged, this, &MultiScreenWorker::primaryScreenChanged, Qt::QueuedConnection);
    connect(m_displayInter, &DisplayInter::PrimaryChanged, this, [ = ] {
        m_ds.updatePrimary(m_displayInter->primary());
    });

    connect(m_eventInter, &XEventMonitor::CursorMove, this, &MultiScreenWorker::onRegionMonitorChanged);
    connect(m_eventInter, &XEventMonitor::ButtonPress, this, [ = ] {m_btnPress = true;});
    connect(m_eventInter, &XEventMonitor::ButtonRelease, this, [ = ] {m_btnPress = false;});

    connect(this, &MultiScreenWorker::requestUpdateRegionMonitor, this, &MultiScreenWorker::onRequestUpdateRegionMonitor);
    connect(this, &MultiScreenWorker::requestUpdateFrontendGeometry, this, &MultiScreenWorker::onRequestUpdateFrontendGeometry);
    connect(this, &MultiScreenWorker::requestUpdatePosition, this, &MultiScreenWorker::onRequestUpdatePosition);
    connect(this, &MultiScreenWorker::requestNotifyWindowManager, this, &MultiScreenWorker::onRequestNotifyWindowManager);
    connect(this, &MultiScreenWorker::requestUpdateDragArea, this, &MultiScreenWorker::onRequestUpdateDragArea);
    connect(this, &MultiScreenWorker::requestUpdateMonitorInfo, this, &MultiScreenWorker::onRequestUpdateMonitorInfo);

    connect(m_monitorUpdateTimer, &QTimer::timeout, this, [ = ] {
        // 更新屏幕停靠信息
        updateMonitorDockedInfo();
        // 更新所在屏幕
        autosetDockScreen();
        // 更新任务栏自身信息
        /**
          *注意这里要先对parent()进行setFixedSize，在分辨率切换过程中，setGeometry可能会导致其大小未改变
          */
        parent()->setFixedSize(dockRect(m_ds.current()).size());
        parent()->setGeometry(dockRect(m_ds.current()));
        parent()->panel()->setFixedSize(dockRect(m_ds.current()).size());
        parent()->panel()->move(0, 0);
        // 通知后端
        emit requestUpdateFrontendGeometry(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode));
        // 拖拽区域
        emit requestUpdateDragArea();
        // 监控区域
        emit requestUpdateRegionMonitor();
        // 通知窗管
        emit requestNotifyWindowManager();
    });

    checkDaemonDockService();
}

void MultiScreenWorker::initUI()
{
    // 设置界面大小
    parent()->setFixedSize(dockRect(m_ds.current()).size());
    parent()->move(dockRect(m_ds.current()).topLeft());
    parent()->panel()->setFixedSize(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode).size());
    parent()->panel()->move(0, 0);

    onPositionChanged();
    onDisplayModeChanged();
    onHideModeChanged();
    onHideStateChanged();
    onOpacityChanged(m_dockInter->opacity());

    // 初始化透明度
    QTimer::singleShot(0, this, [ = ] {onOpacityChanged(m_dockInter->opacity());});
}

void MultiScreenWorker::showAni(const QString &screen)
{
    if (m_showAni->state() == QVariantAnimation::Running || m_aniStart)
        return;

    emit requestUpdateFrontendGeometry(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode));

    /************************************************************************
      * 务必先走第一步，再走第二部，否则就会出现从一直隐藏切换为一直显示，任务栏不显示的问题
      ************************************************************************/
    //1 先停掉其他的动画，否则这里的修改可能会被其他的动画覆盖掉
    if (m_hideAni->state() == QVariantAnimation::Running)
        m_hideAni->stop();

    parent()->panel()->setFixedSize(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode).size());
    parent()->panel()->move(0, 0);

    //2 任务栏位置已经正确就不需要再重复一次动画了
    if (getDockShowGeometry(screen, m_position, m_displayMode) == parent()->geometry()) {
        emit requestNotifyWindowManager();
        return;
    }

    m_showAni->setStartValue(getDockHideGeometry(screen, m_position, m_displayMode));
    m_showAni->setEndValue(getDockShowGeometry(screen, m_position, m_displayMode));
    m_showAni->start();
}

void MultiScreenWorker::hideAni(const QString &screen)
{
    if (m_hideAni->state() == QVariantAnimation::Running || m_aniStart)
        return;

    /************************************************************************
      * 务必先走第一步，再走第二部，否则就会出现从一直隐藏切换为一直显示，任务栏不显示的问题
      ************************************************************************/
    //1 先停掉其他的动画，否则这里的修改可能会被其他的动画覆盖掉
    if (m_showAni->state() == QVariantAnimation::Running)
        m_showAni->stop();

    parent()->panel()->setFixedSize(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode).size());
    parent()->panel()->move(0, 0);

    //2 任务栏位置已经正确就不需要再重复一次动画了
    if (getDockHideGeometry(screen, static_cast<Position>(m_position), m_displayMode) == parent()->geometry()) {
        emit requestNotifyWindowManager();
        return;
    }

    m_hideAni->setStartValue(getDockShowGeometry(screen, m_position, m_displayMode));
    m_hideAni->setEndValue(getDockHideGeometry(screen, m_position, m_displayMode));
    m_hideAni->start();
}

void MultiScreenWorker::changeDockPosition(QString fromScreen, QString toScreen, const Position &fromPos, const Position &toPos)
{
    if (fromScreen == toScreen && fromPos == toPos) {
        qDebug() << "shouldn't be here,nothing happend!";
        return;
    }

    // 更新屏幕信息
    m_ds.updateDockedScreen(toScreen);

    // TODO: 考虑切换过快的情况,这里需要停止上一次的动画,可增加信息号控制,暂时无需要
    qDebug() << "from: " << fromScreen << "  to: " << toScreen;

    QSequentialAnimationGroup *group = new QSequentialAnimationGroup(this);

    QVariantAnimation *ani1 = new QVariantAnimation(group);
    QVariantAnimation *ani2 = new QVariantAnimation(group);

    //　初始化动画信息
    ani1->setEasingCurve(QEasingCurve::InOutCubic);
    ani2->setEasingCurve(QEasingCurve::InOutCubic);

    const bool composite = m_wmHelper->hasComposite();
#ifndef DISABLE_SHOW_ANIMATION
    const int duration = composite ? ANIMATIONTIME : 0;
#else
    const int duration = 0;
#endif

    ani1->setDuration(duration);
    ani2->setDuration(duration);

    //　隐藏
    ani1->setStartValue(getDockShowGeometry(fromScreen, fromPos, m_displayMode));
    ani1->setEndValue(getDockHideGeometry(fromScreen, fromPos, m_displayMode));
#ifdef QT_DEBUG
    qDebug() << fromScreen << "hide from :" << getDockShowGeometry(fromScreen, fromPos, m_displayMode);
    qDebug() << fromScreen << "hide to   :" << getDockHideGeometry(fromScreen, fromPos, m_displayMode);
#endif

    //　显示
    ani2->setStartValue(getDockHideGeometry(toScreen, toPos, m_displayMode));
    ani2->setEndValue(getDockShowGeometry(toScreen, toPos, m_displayMode));
#ifdef QT_DEBUG
    qDebug() << toScreen << "show from :" << getDockHideGeometry(toScreen, toPos, m_displayMode);
    qDebug() << toScreen << "show to   :" << getDockShowGeometry(toScreen, toPos, m_displayMode);
#endif

    group->addAnimation(ani1);
    group->addAnimation(ani2);

    // 隐藏时固定一下内容大小
    connect(ani1, &QVariantAnimation::stateChanged, this, [ = ](QAbstractAnimation::State newState, QAbstractAnimation::State oldState) {
        if (newState == QVariantAnimation::Running && oldState == QVariantAnimation::Stopped) {
            parent()->panel()->setFixedSize(dockRect(fromScreen, fromPos, HideMode::KeepShowing, m_displayMode).size());
            parent()->panel()->move(0, 0);
        }
    });

    auto updateGeometry = [ = ](const QString & screenName, const Position & pos, QVariant value) {
        const QRect &rect = value.toRect();
        parent()->setFixedSize(rect.size());
        parent()->setGeometry(rect);

        parent()->panel()->setFixedSize(dockRect(screenName, pos, HideMode::KeepShowing, m_displayMode).size());
        parent()->panel()->move(0, 0);

        switch (m_position) {
        case Position::Top: {
            const int panelSize = parent()->panel()->height();
            parent()->panel()->move(0, rect.height() - panelSize);
        }
        break;
        case Position::Left: {
            const int panelSize = parent()->panel()->width();
            parent()->panel()->move(rect.width() - panelSize, 0);
        }
        break;
        case Position::Bottom:
        case Position::Right:
            break;
        }
    };

    connect(ani1, &QVariantAnimation::valueChanged, this, [ = ](QVariant value) {
        updateGeometry(fromScreen, fromPos, value);
    });

    // 显示时固定一下内容大小
    connect(ani2, &QVariantAnimation::stateChanged, this, [ = ](QAbstractAnimation::State newState, QAbstractAnimation::State oldState) {
        if (newState == QVariantAnimation::Running && oldState == QVariantAnimation::Stopped) {
            parent()->panel()->setFixedSize(dockRect(toScreen, toPos, HideMode::KeepShowing, m_displayMode).size());
            parent()->panel()->move(0, 0);
        }
    });

    connect(ani2, &QVariantAnimation::valueChanged, this, [ = ](QVariant value) {
        updateGeometry(toScreen, toPos, value);
    });

    // 如果更改了显示位置，在显示之前应该更新一下界面布局方向
    if (fromPos != toPos)
        connect(ani1, &QVariantAnimation::finished, this, [ = ] {
        // 预设一下大小
        parent()->panel()->setFixedSize(dockRect(m_ds.current(), m_position, HideMode::KeepHidden, m_displayMode).size());

        // 先清除原先的窗管任务栏区域
        m_xcbMisc->clear_strut_partial(xcb_window_t(parent()->winId()));

        // 隐藏后需要通知界面更新布局方向
        emit requestUpdateLayout(m_ds.current());
    }, Qt::DirectConnection);


    connect(group, &QVariantAnimation::finished, this, [ = ] {
        m_aniStart = false;

        // 结束之后需要根据确定需要再隐藏
        emit showAniFinished();
        emit requestUpdateFrontendGeometry(dockRect(m_ds.current(), m_position, HideMode::KeepShowing, m_displayMode));
        emit requestNotifyWindowManager();
    });

    m_aniStart = true;

    group->start(QVariantAnimation::DeleteWhenStopped);
}

void MultiScreenWorker::updateDockScreenName(const QString &screenName)
{
    Q_UNUSED(screenName);

    m_ds.updateDockedScreen(getValidScreen(m_position));

    qDebug() << "update dock screen: " << m_ds.current();

    emit requestUpdateLayout(m_ds.current());
}

QString MultiScreenWorker::getValidScreen(const Position &pos)
{
    QList<Monitor *> monitorList = validMonitorList(m_monitorInfo);
    // 查找主屏
    QString primaryName;
    foreach (auto monitor, monitorList) {
        if (monitor->name() == qApp->primaryScreen()->name()) {
            primaryName = monitor->name();
            break;
        }
    }

    if (primaryName.isEmpty()) {
        qDebug() << "cannnot find primary screen";
        return QString();
    }

    Monitor *primaryMonitor = monitorByName(validMonitorList(m_monitorInfo), primaryName);

    Q_ASSERT(primaryMonitor);

    // 优先选用主屏显示
    if (primaryMonitor->dockPosition().docked(pos))
        return primaryName;

    // 主屏不满足再找其他屏幕
    foreach (auto monitor, monitorList) {
        if (monitor->name() != primaryName && monitor->dockPosition().docked(pos)) {
            return monitor->name();
        }
    }

    Q_UNREACHABLE();
}

void MultiScreenWorker::autosetDockScreen()
{
    QList<Monitor *> monitorList = validMonitorList(m_monitorInfo);
    if (monitorList.size() == 2) {
        Monitor *primaryMonitor = monitorByName(validMonitorList(m_monitorInfo), m_ds.primary());
        if (!primaryMonitor->dockPosition().docked(position())) {
            foreach (auto monitor, monitorList) {
                if (monitor->name() != m_ds.current()
                        && monitor->dockPosition().docked(position())) {
                    m_ds.updateDockedScreen(monitor->name());
#ifdef QT_DEBUG
                    qDebug() << "update dock screen: " << monitor->name();
#endif
                    emit requestUpdateLayout(m_ds.current());
                }
            }
        }
    }
}

void MultiScreenWorker::checkDaemonDockService()
{
    // com.deepin.dde.daemon.Dock服务比dock晚启动，导致dock启动后的状态错误
    const QString serverName = "com.deepin.dde.daemon.Dock";
    QDBusConnectionInterface *ifc = QDBusConnection::sessionBus().interface();

    if (!ifc->isServiceRegistered(serverName)) {
        connect(ifc, &QDBusConnectionInterface::serviceOwnerChanged, this, [ = ](const QString & name, const QString & oldOwner, const QString & newOwner) {
            Q_UNUSED(oldOwner)
            if (name == serverName && !newOwner.isEmpty()) {
                if (m_dockInter) {
                    delete m_dockInter;
                    m_dockInter = nullptr;
                }

                m_dockInter = new DBusDock(serverName, "/com/deepin/dde/daemon/Dock", QDBusConnection::sessionBus(), this);

                onPositionChanged();
                onDisplayModeChanged();
                onHideModeChanged();
                onHideStateChanged();
                onOpacityChanged(m_dockInter->opacity());

                disconnect(ifc);
            }
        });
    }
}

MainWindow *MultiScreenWorker::parent()
{
    return static_cast<MainWindow *>(m_parent);
}

QRect MultiScreenWorker::getDockShowGeometry(const QString &screenName, const Position &pos, const DisplayMode &displaymode)
{
    //!!! 注意,目前双屏情况下缩放保持一致,不会出现两个屏幕的缩放不一致的情况,如果后面出现了,那么这里可能会有问题
    const qreal scale = screenByName(screenName)->devicePixelRatio();
    QRect rect;
    foreach (Monitor *inter, validMonitorList(m_monitorInfo)) {
        if (inter->name() == screenName) {
            const int dockSize = int(displaymode == DisplayMode::Fashion ? m_dockInter->windowSizeFashion() : m_dockInter->windowSizeEfficient());

            switch (static_cast<Position>(pos)) {
            case Top: {
                rect.setX(inter->x() / scale  + WINDOWMARGIN);
                rect.setY(inter->y() / scale  + WINDOWMARGIN);
                rect.setWidth(inter->w() / scale - 2 * WINDOWMARGIN);
                rect.setHeight(dockSize);
            }
            break;
            case Bottom: {
                rect.setX(inter->x() / scale  + WINDOWMARGIN);
                rect.setY(inter->y() / scale  + inter->h() / scale - WINDOWMARGIN - dockSize);
                rect.setWidth(inter->w() / scale - 2 * WINDOWMARGIN);
                rect.setHeight(dockSize);
            }
            break;
            case Left: {
                rect.setX(inter->x() / scale  + WINDOWMARGIN);
                rect.setY(inter->y() / scale  + WINDOWMARGIN);
                rect.setWidth(dockSize);
                rect.setHeight(inter->h() / scale - 2 * WINDOWMARGIN);
            }
            break;
            case Right: {
                rect.setX(inter->x() / scale  + inter->w() / scale - WINDOWMARGIN - dockSize);
                rect.setY(inter->y() / scale  + WINDOWMARGIN);
                rect.setWidth(dockSize);
                rect.setHeight(inter->h() / scale - 2 * WINDOWMARGIN);
            }
            }
            break;
        }
    }

#ifdef QT_DEBUG
    qDebug() << rect;
#endif

    return rect;
}

QRect MultiScreenWorker::getDockHideGeometry(const QString &screenName, const Position &pos, const DisplayMode &displaymode)
{
    //!!! 注意,目前双屏情况下缩放保持一致,不会出现两个屏幕的缩放不一致的情况,如果后面出现了,那么这里可能会有问题
    const qreal scale = screenByName(screenName)->devicePixelRatio();
    QRect rect;
    foreach (Monitor *inter, validMonitorList(m_monitorInfo)) {
        if (inter->name() == screenName) {
            const int margin = (displaymode == DisplayMode::Fashion ? WINDOWMARGIN : 0);

            switch (static_cast<Position>(pos)) {
            case Top: {
                rect.setX(inter->x() / scale  + margin);
                rect.setY(inter->y() / scale);
                rect.setWidth(inter->w() / scale - 2 * margin);
                rect.setHeight(0);
            }
            break;
            case Bottom: {
                rect.setX(inter->x() / scale  + margin);
                rect.setY(inter->y() / scale  + inter->h() / scale);
                rect.setWidth(inter->w() / scale - 2 * margin);
                rect.setHeight(0);
            }
            break;
            case Left: {
                rect.setX(inter->x() / scale);
                rect.setY(inter->y() / scale  + margin);
                rect.setWidth(0);
                rect.setHeight(inter->h() / scale - 2 * margin);
            }
            break;
            case Right: {
                rect.setX(inter->x() / scale  + inter->w() / scale);
                rect.setY(inter->y() / scale  + margin);
                rect.setWidth(0);
                rect.setHeight(inter->h() / scale - 2 * margin);
            }
            break;
            }
        }
    }

#ifdef QT_DEBUG
    qDebug() << rect;
#endif

    return rect;
}

Monitor *MultiScreenWorker::monitorByName(const QList<Monitor *> &list, const QString &screenName)
{
    foreach (auto monitor, list) {
        if (monitor->name() == screenName) {
            return monitor;
        }
    }
    return nullptr;
}

QScreen *MultiScreenWorker::screenByName(const QString &screenName)
{
    foreach (QScreen *screen, qApp->screens()) {
        if (screen->name() == screenName)
            return screen;
    }
    return nullptr;
}

qreal MultiScreenWorker::scaleByName(const QString &screenName)
{
    foreach (auto screen, qApp->screens()) {
        if (screen->name() == screenName)
            return screen->devicePixelRatio();
    }

    return qApp->devicePixelRatio();;
}

bool MultiScreenWorker::onScreenEdge(const QString &screenName, const QPoint &point)
{
    bool ret = false;
    QScreen *screen = screenByName(screenName);
    if (screen) {
        const QRect r { screen->geometry() };
        const QRect rect { r.topLeft(), r.size() *screen->devicePixelRatio() };
        if (rect.x() == point.x()
                || rect.x() + rect.width() == point.x()
                || rect.y() == point.y()
                || rect.y() + rect.height() == point.y())
            ret = true;
    }
    return ret;
}

bool MultiScreenWorker::onScreenEdge(const QPoint &point)
{
    bool ret = false;
    foreach (QScreen *screen, qApp->screens()) {
        const QRect r { screen->geometry() };
        const QRect rect { r.topLeft(), r.size() *screen->devicePixelRatio() };
        if (rect.x() == point.x()
                || rect.x() + rect.width() == point.x()
                || rect.y() == point.y()
                || rect.y() + rect.height() == point.y())
            ret = true;
        break;
    }

    return ret;
}

bool MultiScreenWorker::contains(const MonitRect &rect, const QPoint &pos)
{
    qDebug() << rect.x1 << rect.y1 << rect.x2 << rect.y2;
    return (pos.x() <= rect.x2 && pos.x() >= rect.x1 && pos.y() >= rect.y1 && pos.y() <= rect.y2);
}

bool MultiScreenWorker::contains(const QList<MonitRect> &rectList, const QPoint &pos)
{
    bool ret = false;
    foreach (auto rect, rectList) {
        if (contains(rect, pos)) {
            ret = true;
            break;
        }
    }
    return ret;
}

const QPoint MultiScreenWorker::rawXPosition(const QPoint &scaledPos)
{
    QScreen const *screen = Utils::screenAtByScaled(scaledPos);

    return screen ? screen->geometry().topLeft() +
           (scaledPos - screen->geometry().topLeft()) *
           screen->devicePixelRatio()
           : scaledPos;
}

const QPoint MultiScreenWorker::scaledPos(const QPoint &rawXPos)
{
    QScreen const *screen = Utils::screenAt(rawXPos);

    return screen
           ? screen->geometry().topLeft() +
           (rawXPos - screen->geometry().topLeft()) / screen->devicePixelRatio()
           : rawXPos;
}

QList<Monitor *> MultiScreenWorker::validMonitorList(const QMap<Monitor *, MonitorInter *> &map)
{
    QList<Monitor *> list;
    QMapIterator<Monitor *, MonitorInter *>it(map);
    while (it.hasNext()) {
        it.next();
        if (it.key()->enable())
            list << it.key();
    }
    return list;
}