| /**************************************************************************** |
| ** |
| ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). |
| ** All rights reserved. |
| ** Contact: Nokia Corporation (qt-info@nokia.com) |
| ** |
| ** This file is part of the QtGui module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** GNU Lesser General Public License Usage |
| ** This file may be used under the terms of the GNU Lesser General Public |
| ** License version 2.1 as published by the Free Software Foundation and |
| ** appearing in the file LICENSE.LGPL included in the packaging of this |
| ** file. Please review the following information to ensure the GNU Lesser |
| ** General Public License version 2.1 requirements will be met: |
| ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
| ** |
| ** In addition, as a special exception, Nokia gives you certain additional |
| ** rights. These rights are described in the Nokia Qt LGPL Exception |
| ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU General |
| ** Public License version 3.0 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 3.0 requirements will be met: |
| ** http://www.gnu.org/copyleft/gpl.html. |
| ** |
| ** Other Usage |
| ** Alternatively, this file may be used in accordance with the terms and |
| ** conditions contained in a signed written agreement between you and Nokia. |
| ** |
| ** |
| ** |
| ** |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef QSTYLE_P_H |
| #define QSTYLE_P_H |
| |
| #include "private/qobject_p.h" |
| #include <QtGui/qstyle.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 |
| |
| class QStyle; |
| |
| class QStylePrivate: public QObjectPrivate |
| { |
| Q_DECLARE_PUBLIC(QStyle) |
| public: |
| inline QStylePrivate() |
| : layoutSpacingIndex(-1), proxyStyle(0) {} |
| mutable int layoutSpacingIndex; |
| QStyle *proxyStyle; |
| }; |
| |
| |
| #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 = txType <= QTransform::TxTranslate; \ |
| 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 = QImage(option->rect.size(), QImage::Format_ARGB32_Premultiplied); \ |
| 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); \ |
| } \ |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif //QSTYLE_P_H |