author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 16 Apr 2010 15:50:13 +0300 | |
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/**************************************************************************** |
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** |
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). |
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** All rights reserved. |
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** Contact: Nokia Corporation (qt-info@nokia.com) |
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** |
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** This file is part of the QtGui module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** No Commercial Usage |
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** This file contains pre-release code and may not be distributed. |
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** You may use this file in accordance with the terms and conditions |
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** contained in the Technology Preview License Agreement accompanying |
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** this package. |
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** |
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** GNU Lesser General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU Lesser |
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** General Public License version 2.1 as published by the Free Software |
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** Foundation and appearing in the file LICENSE.LGPL included in the |
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** packaging of this file. Please review the following information to |
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** ensure the GNU Lesser General Public License version 2.1 requirements |
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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** |
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** In addition, as a special exception, Nokia gives you certain additional |
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** rights. These rights are described in the Nokia Qt LGPL Exception |
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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** |
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** If you have questions regarding the use of this file, please contact |
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** Nokia at qt-info@nokia.com. |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** |
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** $QT_END_LICENSE$ |
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** |
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****************************************************************************/ |
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#include "qimagepixmapcleanuphooks_p.h" |
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#include "private/qpixmapdata_p.h" |
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#include "private/qimage_p.h" |
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QT_BEGIN_NAMESPACE |
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// Legacy, single instance hooks: ### Qt 5: remove |
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typedef void (*_qt_pixmap_cleanup_hook)(int); |
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typedef void (*_qt_pixmap_cleanup_hook_64)(qint64); |
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typedef void (*_qt_image_cleanup_hook)(int); |
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Q_GUI_EXPORT _qt_pixmap_cleanup_hook qt_pixmap_cleanup_hook = 0; |
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Q_GUI_EXPORT _qt_pixmap_cleanup_hook_64 qt_pixmap_cleanup_hook_64 = 0; |
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Q_GUI_EXPORT _qt_image_cleanup_hook qt_image_cleanup_hook = 0; |
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Q_GUI_EXPORT _qt_image_cleanup_hook_64 qt_image_cleanup_hook_64 = 0; |
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Q_GLOBAL_STATIC(QImagePixmapCleanupHooks, qt_image_and_pixmap_cleanup_hooks) |
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QImagePixmapCleanupHooks *QImagePixmapCleanupHooks::instance() |
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{ |
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return qt_image_and_pixmap_cleanup_hooks(); |
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} |
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void QImagePixmapCleanupHooks::addPixmapDataModificationHook(_qt_pixmap_cleanup_hook_pmd hook) |
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{ |
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pixmapModificationHooks.append(hook); |
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} |
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void QImagePixmapCleanupHooks::addPixmapDataDestructionHook(_qt_pixmap_cleanup_hook_pmd hook) |
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{ |
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pixmapDestructionHooks.append(hook); |
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} |
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void QImagePixmapCleanupHooks::addImageHook(_qt_image_cleanup_hook_64 hook) |
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{ |
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imageHooks.append(hook); |
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} |
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void QImagePixmapCleanupHooks::removePixmapDataModificationHook(_qt_pixmap_cleanup_hook_pmd hook) |
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pixmapModificationHooks.removeAll(hook); |
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} |
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void QImagePixmapCleanupHooks::removePixmapDataDestructionHook(_qt_pixmap_cleanup_hook_pmd hook) |
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pixmapDestructionHooks.removeAll(hook); |
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} |
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void QImagePixmapCleanupHooks::removeImageHook(_qt_image_cleanup_hook_64 hook) |
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{ |
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imageHooks.removeAll(hook); |
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} |
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void QImagePixmapCleanupHooks::executePixmapDataModificationHooks(QPixmapData* pmd) |
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{ |
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QImagePixmapCleanupHooks *h = qt_image_and_pixmap_cleanup_hooks(); |
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for (int i = 0; i < h->pixmapModificationHooks.count(); ++i) |
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h->pixmapModificationHooks[i](pmd); |
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if (qt_pixmap_cleanup_hook_64) |
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qt_pixmap_cleanup_hook_64(pmd->cacheKey()); |
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} |
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void QImagePixmapCleanupHooks::executePixmapDataDestructionHooks(QPixmapData* pmd) |
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{ |
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QImagePixmapCleanupHooks *h = qt_image_and_pixmap_cleanup_hooks(); |
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for (int i = 0; i < h->pixmapDestructionHooks.count(); ++i) |
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h->pixmapDestructionHooks[i](pmd); |
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if (qt_pixmap_cleanup_hook_64) |
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qt_pixmap_cleanup_hook_64(pmd->cacheKey()); |
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} |
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void QImagePixmapCleanupHooks::executeImageHooks(qint64 key) |
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{ |
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for (int i = 0; i < qt_image_and_pixmap_cleanup_hooks()->imageHooks.count(); ++i) |
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qt_image_and_pixmap_cleanup_hooks()->imageHooks[i](key); |
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if (qt_image_cleanup_hook_64) |
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qt_image_cleanup_hook_64(key); |
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} |
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void QImagePixmapCleanupHooks::enableCleanupHooks(QPixmapData *pixmapData) |
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{ |
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pixmapData->is_cached = true; |
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} |
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void QImagePixmapCleanupHooks::enableCleanupHooks(const QPixmap &pixmap) |
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{ |
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enableCleanupHooks(const_cast<QPixmap &>(pixmap).data_ptr().data()); |
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} |
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void QImagePixmapCleanupHooks::enableCleanupHooks(const QImage &image) |
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{ |
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const_cast<QImage &>(image).data_ptr()->is_cached = true; |
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} |
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bool QImagePixmapCleanupHooks::isImageCached(const QImage &image) |
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{ |
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return const_cast<QImage &>(image).data_ptr()->is_cached; |
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} |
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bool QImagePixmapCleanupHooks::isPixmapCached(const QPixmap &pixmap) |
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{ |
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return const_cast<QPixmap&>(pixmap).data_ptr().data()->is_cached; |
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} |
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QT_END_NAMESPACE |