/****************************************************************************+
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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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+
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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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+
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+
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QT_BEGIN_NAMESPACE+
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+
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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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+
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Q_GLOBAL_STATIC(QImagePixmapCleanupHooks, qt_image_and_pixmap_cleanup_hooks)+
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+
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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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+
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void QImagePixmapCleanupHooks::addPixmapModificationHook(_qt_pixmap_cleanup_hook_pm hook)+
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{+
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    pixmapModificationHooks.append(hook);+
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}+
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+
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void QImagePixmapCleanupHooks::addPixmapDestructionHook(_qt_pixmap_cleanup_hook_pm hook)+
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{+
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    pixmapDestructionHooks.append(hook);+
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}+
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+
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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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+
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void QImagePixmapCleanupHooks::removePixmapModificationHook(_qt_pixmap_cleanup_hook_pm hook)+
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{+
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    pixmapModificationHooks.removeAll(hook);+
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}+
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+
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void QImagePixmapCleanupHooks::removePixmapDestructionHook(_qt_pixmap_cleanup_hook_pm hook)+
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{+
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    pixmapDestructionHooks.removeAll(hook);+
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}+
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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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+
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void QImagePixmapCleanupHooks::executePixmapModificationHooks(QPixmap* pm)+
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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](pm);+
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+
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    if (qt_pixmap_cleanup_hook_64)+
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        qt_pixmap_cleanup_hook_64(pm->cacheKey());+
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}+
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+
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void QImagePixmapCleanupHooks::executePixmapDestructionHooks(QPixmap* pm)+
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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](pm);+
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+
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    if (qt_pixmap_cleanup_hook_64)+
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        qt_pixmap_cleanup_hook_64(pm->cacheKey());+
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}+
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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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+
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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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+
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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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+
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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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+
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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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+
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QT_END_NAMESPACE+
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