kwin/src/cursorsource.h

96 lines
1.8 KiB
C++

/*
SPDX-FileCopyrightText: 2022 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
#include "utils/xcursortheme.h"
#include <QImage>
#include <QObject>
#include <QPoint>
#include <QPointer>
#include <QTimer>
namespace KWin
{
class SurfaceInterface;
/**
* The CursorSource class represents the contents of the Cursor.
*/
class KWIN_EXPORT CursorSource : public QObject
{
Q_OBJECT
public:
explicit CursorSource(QObject *parent = nullptr);
QSizeF size() const;
QPointF hotspot() const;
Q_SIGNALS:
void changed();
protected:
QSizeF m_size = QSizeF(0, 0);
QPointF m_hotspot;
};
/**
* The ShapeCursorSource class represents the contents of a shape in the cursor theme.
*/
class KWIN_EXPORT ShapeCursorSource : public CursorSource
{
Q_OBJECT
public:
explicit ShapeCursorSource(QObject *parent = nullptr);
QImage image() const;
QByteArray shape() const;
void setShape(const QByteArray &shape);
void setShape(Qt::CursorShape shape);
KXcursorTheme theme() const;
void setTheme(const KXcursorTheme &theme);
private:
void refresh();
void selectNextSprite();
void selectSprite(int index);
KXcursorTheme m_theme;
QByteArray m_shape;
QList<KXcursorSprite> m_sprites;
QTimer m_delayTimer;
QImage m_image;
int m_currentSprite = -1;
};
/**
* The SurfaceCursorSource class repsents the contents of a cursor backed by a wl_surface.
*/
class KWIN_EXPORT SurfaceCursorSource : public CursorSource
{
Q_OBJECT
public:
explicit SurfaceCursorSource(QObject *parent = nullptr);
SurfaceInterface *surface() const;
public Q_SLOTS:
void update(SurfaceInterface *surface, const QPointF &hotspot);
private:
void refresh();
QPointer<SurfaceInterface> m_surface;
};
} // namespace KWin