| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 Robin Burchell <robin.burchell@viroteck.net> |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the plugins of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-2.0.html and |
| ** https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qwaylandabstractdecoration_p.h" |
| |
| #include <private/qobject_p.h> |
| #include "qwaylandwindow_p.h" |
| #include "qwaylandshellsurface_p.h" |
| #include "qwaylandinputdevice_p.h" |
| #include "qwaylandscreen_p.h" |
| |
| #include <QtGui/QImage> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QtWaylandClient { |
| |
| class QWaylandAbstractDecorationPrivate : public QObjectPrivate |
| { |
| Q_DECLARE_PUBLIC(QWaylandAbstractDecoration) |
| |
| public: |
| QWaylandAbstractDecorationPrivate(); |
| ~QWaylandAbstractDecorationPrivate() override; |
| |
| QWindow *m_window = nullptr; |
| QWaylandWindow *m_wayland_window = nullptr; |
| |
| bool m_isDirty = true; |
| QImage m_decorationContentImage; |
| |
| Qt::MouseButtons m_mouseButtons = Qt::NoButton; |
| }; |
| |
| QWaylandAbstractDecorationPrivate::QWaylandAbstractDecorationPrivate() |
| : m_decorationContentImage(nullptr) |
| { |
| } |
| |
| QWaylandAbstractDecorationPrivate::~QWaylandAbstractDecorationPrivate() |
| { |
| } |
| |
| QWaylandAbstractDecoration::QWaylandAbstractDecoration() |
| : QObject(*new QWaylandAbstractDecorationPrivate) |
| { |
| } |
| |
| QWaylandAbstractDecoration::~QWaylandAbstractDecoration() |
| { |
| } |
| |
| // we do this as a setter to get around plugin factory creates not really |
| // being a great way to pass arguments |
| void QWaylandAbstractDecoration::setWaylandWindow(QWaylandWindow *window) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| |
| // double initialization is probably not great |
| Q_ASSERT(!d->m_window && !d->m_wayland_window); |
| |
| d->m_window = window->window(); |
| d->m_wayland_window = window; |
| } |
| |
| // Creates regions like this on the outside of a rectangle with inner size \a size |
| // ----- |
| // | | |
| // ----- |
| // I.e. the top and bottom extends into the corners |
| static QRegion marginsRegion(const QSize &size, const QMargins &margins) |
| { |
| QRegion r; |
| const int widthWithMargins = margins.left() + size.width() + margins.right(); |
| r += QRect(0, 0, widthWithMargins, margins.top()); // top |
| r += QRect(0, size.height()+margins.top(), widthWithMargins, margins.bottom()); //bottom |
| r += QRect(0, margins.top(), margins.left(), size.height()); //left |
| r += QRect(size.width()+margins.left(), margins.top(), margins.right(), size.height()); // right |
| return r; |
| } |
| |
| const QImage &QWaylandAbstractDecoration::contentImage() |
| { |
| Q_D(QWaylandAbstractDecoration); |
| if (d->m_isDirty) { |
| // Update the decoration backingstore |
| |
| const int bufferScale = waylandWindow()->scale(); |
| const QSize imageSize = waylandWindow()->surfaceSize() * bufferScale; |
| d->m_decorationContentImage = QImage(imageSize, QImage::Format_ARGB32_Premultiplied); |
| // Only scale by buffer scale, not QT_SCALE_FACTOR etc. |
| d->m_decorationContentImage.setDevicePixelRatio(bufferScale); |
| d->m_decorationContentImage.fill(Qt::transparent); |
| this->paint(&d->m_decorationContentImage); |
| |
| QRegion damage = marginsRegion(waylandWindow()->surfaceSize(), waylandWindow()->frameMargins()); |
| for (QRect r : damage) |
| waylandWindow()->damage(r); |
| |
| d->m_isDirty = false; |
| } |
| |
| return d->m_decorationContentImage; |
| } |
| |
| void QWaylandAbstractDecoration::update() |
| { |
| Q_D(QWaylandAbstractDecoration); |
| d->m_isDirty = true; |
| } |
| |
| void QWaylandAbstractDecoration::setMouseButtons(Qt::MouseButtons mb) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| d->m_mouseButtons = mb; |
| } |
| |
| void QWaylandAbstractDecoration::startResize(QWaylandInputDevice *inputDevice, Qt::Edges edges, Qt::MouseButtons buttons) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| if (isLeftClicked(buttons) && d->m_wayland_window->shellSurface()) { |
| d->m_wayland_window->shellSurface()->resize(inputDevice, edges); |
| inputDevice->removeMouseButtonFromState(Qt::LeftButton); |
| } |
| } |
| |
| void QWaylandAbstractDecoration::startMove(QWaylandInputDevice *inputDevice, Qt::MouseButtons buttons) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| if (isLeftClicked(buttons) && d->m_wayland_window->shellSurface()) { |
| d->m_wayland_window->shellSurface()->move(inputDevice); |
| inputDevice->removeMouseButtonFromState(Qt::LeftButton); |
| } |
| } |
| |
| void QWaylandAbstractDecoration::showWindowMenu(QWaylandInputDevice *inputDevice) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| if (auto *s = d->m_wayland_window->shellSurface()) |
| s->showWindowMenu(inputDevice); |
| } |
| |
| bool QWaylandAbstractDecoration::isLeftClicked(Qt::MouseButtons newMouseButtonState) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| return !(d->m_mouseButtons & Qt::LeftButton) && (newMouseButtonState & Qt::LeftButton); |
| } |
| |
| bool QWaylandAbstractDecoration::isRightClicked(Qt::MouseButtons newMouseButtonState) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| return !(d->m_mouseButtons & Qt::RightButton) && (newMouseButtonState & Qt::RightButton); |
| } |
| |
| bool QWaylandAbstractDecoration::isLeftReleased(Qt::MouseButtons newMouseButtonState) |
| { |
| Q_D(QWaylandAbstractDecoration); |
| return (d->m_mouseButtons & Qt::LeftButton) && !(newMouseButtonState & Qt::LeftButton); |
| } |
| |
| bool QWaylandAbstractDecoration::isDirty() const |
| { |
| Q_D(const QWaylandAbstractDecoration); |
| return d->m_isDirty; |
| } |
| |
| QWindow *QWaylandAbstractDecoration::window() const |
| { |
| Q_D(const QWaylandAbstractDecoration); |
| return d->m_window; |
| } |
| |
| QWaylandWindow *QWaylandAbstractDecoration::waylandWindow() const |
| { |
| Q_D(const QWaylandAbstractDecoration); |
| return d->m_wayland_window; |
| } |
| |
| } |
| |
| QT_END_NAMESPACE |