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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QOFFSCREENCOMMON_H
#define QOFFSCREENCOMMON_H
#include <qpa/qplatformbackingstore.h>
#if QT_CONFIG(draganddrop)
#include <qpa/qplatformdrag.h>
#endif
#include <qpa/qplatformintegration.h>
#include <qpa/qplatformnativeinterface.h>
#include <qpa/qplatformscreen.h>
#include <qpa/qplatformwindow.h>
#include <qscopedpointer.h>
#include <qimage.h>
#include <qjsonobject.h>
#include <qhash.h>
QT_BEGIN_NAMESPACE
class QOffscreenIntegration;
class QOffscreenScreen : public QPlatformScreen
{
public:
QOffscreenScreen(const QOffscreenIntegration *integration);
QRect geometry() const override { return m_geometry; }
int depth() const override { return 32; }
QImage::Format format() const override { return QImage::Format_RGB32; }
QDpi logicalDpi() const override { return QDpi(m_logicalDpi, m_logicalDpi); }
QDpi logicalBaseDpi() const override { return QDpi(m_logicalBaseDpi, m_logicalBaseDpi); }
qreal devicePixelRatio() const override { return m_dpr; }
QString name() const override { return m_name; }
QPlatformCursor *cursor() const override { return m_cursor.data(); }
QList<QPlatformScreen *> virtualSiblings() const override;
QPixmap grabWindow(WId window, int x, int y, int width, int height) const override;
static QPlatformWindow *windowContainingCursor;
public:
QString m_name;
QRect m_geometry;
int m_logicalDpi = 96;
int m_logicalBaseDpi= 96;
qreal m_dpr = 1;
QScopedPointer<QPlatformCursor> m_cursor;
const QOffscreenIntegration *m_integration;
};
#if QT_CONFIG(draganddrop)
class QOffscreenDrag : public QPlatformDrag
{
public:
Qt::DropAction drag(QDrag *) override { return Qt::IgnoreAction; }
};
#endif
class QOffscreenBackingStore : public QPlatformBackingStore
{
public:
QOffscreenBackingStore(QWindow *window);
~QOffscreenBackingStore();
QPaintDevice *paintDevice() override;
void flush(QWindow *window, const QRegion ®ion, const QPoint &offset) override;
void resize(const QSize &size, const QRegion &staticContents) override;
bool scroll(const QRegion &area, int dx, int dy) override;
QPixmap grabWindow(WId window, const QRect &rect) const;
QImage toImage() const override { return m_image; }
static QOffscreenBackingStore *backingStoreForWinId(WId id);
private:
void clearHash();
QImage m_image;
QHash<WId, QRect> m_windowAreaHash;
static QHash<WId, QOffscreenBackingStore *> m_backingStoreForWinIdHash;
};
class QOffscreenPlatformNativeInterface : public QPlatformNativeInterface
{
public:
QOffscreenPlatformNativeInterface(QOffscreenIntegration *integration);
~QOffscreenPlatformNativeInterface();
static void setConfiguration(const QJsonObject &configuration, QOffscreenPlatformNativeInterface *iface);
static QJsonObject configuration(QOffscreenPlatformNativeInterface *iface);
void *nativeResourceForIntegration(const QByteArray &resource) override;
private:
QOffscreenIntegration *m_integration;
};
QT_END_NAMESPACE
#endif
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