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// Copyright (C) 2020 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 QSTYLE_P_H
#define QSTYLE_P_H
#include "qquickstyle.h"
#include <QtCore/private/qobject_p.h>
#include <QtGui/qguiapplication.h>
QT_BEGIN_NAMESPACE
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of qstyle_*.cpp. This header file may change from version to version
// without notice, or even be removed.
//
// We mean it.
//
// Private class
namespace QQC2 {
class QStylePrivate: public QObjectPrivate
{
Q_DECLARE_PUBLIC(QStyle)
public:
static bool useFullScreenForPopup();
mutable int layoutSpacingIndex = -1;
QStyle *proxyStyle;
};
inline QImage styleCacheImage(const QSize &size)
{
const qreal pixelRatio = qApp->devicePixelRatio();
QImage cacheImage = QImage(size * pixelRatio, QImage::Format_ARGB32_Premultiplied);
cacheImage.setDevicePixelRatio(pixelRatio);
return cacheImage;
}
inline QPixmap styleCachePixmap(const QSize &size)
{
const qreal pixelRatio = qApp->devicePixelRatio();
QPixmap cachePixmap = QPixmap(size * pixelRatio);
cachePixmap.setDevicePixelRatio(pixelRatio);
return cachePixmap;
}
#define BEGIN_STYLE_PIXMAPCACHE(a) \
QRect rect = option->rect; \
QPixmap internalPixmapCache; \
QImage imageCache; \
QPainter *p = painter; \
QString unique = QStyleHelper::uniqueName((a), option, option->rect.size()); \
int txType = painter->deviceTransform().type() | painter->worldTransform().type(); \
bool doPixmapCache = (!option->rect.isEmpty()) \
&& ((txType <= QTransform::TxTranslate) || (painter->deviceTransform().type() == QTransform::TxScale)); \
if (doPixmapCache && QPixmapCache::find(unique, &internalPixmapCache)) { \
painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); \
} else { \
if (doPixmapCache) { \
rect.setRect(0, 0, option->rect.width(), option->rect.height()); \
imageCache = styleCacheImage(option->rect.size()); \
imageCache.fill(0); \
p = new QPainter(&imageCache); \
}
#define END_STYLE_PIXMAPCACHE \
if (doPixmapCache) { \
p->end(); \
delete p; \
internalPixmapCache = QPixmap::fromImage(imageCache); \
painter->drawPixmap(option->rect.topLeft(), internalPixmapCache); \
QPixmapCache::insert(unique, internalPixmapCache); \
} \
}
} // namespace QQC2
QT_END_NAMESPACE
#endif //QSTYLE_P_H
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