79b5685b7a
Allows to trigger a repaint in the Compositor. This way the implementation does not need to call into Compositor.
110 lines
3.3 KiB
C++
110 lines
3.3 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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Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
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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 2 of the License, or
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(at your option) any later version.
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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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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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#ifndef KWIN_ABSTRACT_BACKEND_H
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#define KWIN_ABSTRACT_BACKEND_H
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#include <kwin_export.h>
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#include <QImage>
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#include <QObject>
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namespace KWin
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{
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class OpenGLBackend;
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class QPainterBackend;
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class Screens;
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namespace Wayland
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{
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class WaylandCursorTheme;
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}
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class KWIN_EXPORT AbstractBackend : public QObject
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{
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Q_OBJECT
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public:
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virtual ~AbstractBackend();
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virtual void installCursorFromServer();
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virtual void installCursorImage(Qt::CursorShape shape);
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virtual Screens *createScreens(QObject *parent = nullptr);
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virtual OpenGLBackend *createOpenGLBackend();
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virtual QPainterBackend *createQPainterBackend();
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bool usesSoftwareCursor() const {
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return m_softWareCursor;
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}
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QImage softwareCursor() const {
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return m_cursor.image;
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}
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QPoint softwareCursorHotspot() const {
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return m_cursor.hotspot;
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}
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void markCursorAsRendered();
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bool handlesOutputs() const {
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return m_handlesOutputs;
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}
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void pointerMotion(const QPointF &position, quint32 time);
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void pointerButtonPressed(quint32 button, quint32 time);
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void pointerButtonReleased(quint32 button, quint32 time);
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void pointerAxisHorizontal(qreal delta, quint32 time);
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void pointerAxisVertical(qreal delta, quint32 time);
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void keyboardKeyPressed(quint32 key, quint32 time);
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void keyboardKeyReleased(quint32 key, quint32 time);
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void keyboardModifiers(uint32_t modsDepressed, uint32_t modsLatched, uint32_t modsLocked, uint32_t group);
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void keymapChange(int fd, uint32_t size);
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void touchDown(qint32 id, const QPointF &pos, quint32 time);
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void touchUp(qint32 id, quint32 time);
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void touchMotion(qint32 id, const QPointF &pos, quint32 time);
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void touchCancel();
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void touchFrame();
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Q_SIGNALS:
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void cursorChanged();
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protected:
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explicit AbstractBackend(QObject *parent = nullptr);
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void setSoftWareCursor(bool set);
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void updateCursorFromServer();
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void updateCursorImage(Qt::CursorShape shape);
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void handleOutputs() {
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m_handlesOutputs = true;
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}
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void repaint(const QRect &rect);
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private Q_SLOTS:
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void installThemeCursor(quint32 id, const QPoint &hotspot);
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private:
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void triggerCursorRepaint();
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bool m_softWareCursor = false;
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struct {
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QPoint hotspot;
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QImage image;
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QPoint lastRenderedPosition;
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} m_cursor;
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Wayland::WaylandCursorTheme *m_cursorTheme = nullptr;
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bool m_handlesOutputs = false;
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};
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}
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#endif
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