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Diffstat (limited to 'src/quicknativestyle/qstyle/qquickstyle_p.h')
-rw-r--r-- | src/quicknativestyle/qstyle/qquickstyle_p.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/src/quicknativestyle/qstyle/qquickstyle_p.h b/src/quicknativestyle/qstyle/qquickstyle_p.h new file mode 100644 index 0000000000..46f5374099 --- /dev/null +++ b/src/quicknativestyle/qstyle/qquickstyle_p.h @@ -0,0 +1,121 @@ +/**************************************************************************** +** +** Copyright (C) 2020 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the Qt Quick Controls 2 module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL3$ +** 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 http://www.qt.io/terms-conditions. For further +** information use the contact form at http://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.LGPLv3 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.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 later as published by the Free +** Software Foundation and appearing in the file LICENSE.GPL included in +** the packaging of this file. Please review the following information to +** ensure the GNU General Public License version 2.0 requirements will be +** met: http://www.gnu.org/licenses/gpl-2.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 |