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Diffstat (limited to 'src/quick/util/qdeclarativepixmapcache_p.h')
| -rw-r--r-- | src/quick/util/qdeclarativepixmapcache_p.h | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/src/quick/util/qdeclarativepixmapcache_p.h b/src/quick/util/qdeclarativepixmapcache_p.h new file mode 100644 index 0000000000..ee55519f93 --- /dev/null +++ b/src/quick/util/qdeclarativepixmapcache_p.h @@ -0,0 +1,142 @@ +/**************************************************************************** +** +** 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 QtDeclarative 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 QDECLARATIVEPIXMAPCACHE_H +#define QDECLARATIVEPIXMAPCACHE_H + +#include <QtCore/qcoreapplication.h> +#include <QtCore/qstring.h> +#include <QtGui/qpixmap.h> +#include <QtCore/qurl.h> +#include <QtQuick/qtquickglobal.h> + +#include <private/qintrusivelist_p.h> +#include <qdeclarativeimageprovider.h> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +class QDeclarativeEngine; +class QDeclarativePixmapData; +class QDeclarativeTextureFactory; + +class QDeclarativeDefaultTextureFactory : public QDeclarativeTextureFactory +{ + Q_OBJECT +public: + QDeclarativeDefaultTextureFactory(const QImage &i) + : im(i) + { + } + + QSGTexture *createTexture() const; + QSize textureSize() const { return im.size(); } + int textureByteCount() const { return im.byteCount(); } + QImage image() const { return im; } + +private: + QImage im; +}; + +class Q_QUICK_EXPORT QDeclarativePixmap +{ + Q_DECLARE_TR_FUNCTIONS(QDeclarativePixmap) +public: + QDeclarativePixmap(); + QDeclarativePixmap(QDeclarativeEngine *, const QUrl &); + QDeclarativePixmap(QDeclarativeEngine *, const QUrl &, const QSize &); + ~QDeclarativePixmap(); + + enum Status { Null, Ready, Error, Loading }; + + enum Option { + Asynchronous = 0x00000001, + Cache = 0x00000002 + }; + Q_DECLARE_FLAGS(Options, Option) + + bool isNull() const; + bool isReady() const; + bool isError() const; + bool isLoading() const; + + Status status() const; + QString error() const; + const QUrl &url() const; + const QSize &implicitSize() const; + const QSize &requestSize() const; + const QImage &image() const; + void setImage(const QImage &); + + QDeclarativeTextureFactory *textureFactory() const; + + QRect rect() const; + int width() const; + int height() const; + + void load(QDeclarativeEngine *, const QUrl &); + void load(QDeclarativeEngine *, const QUrl &, QDeclarativePixmap::Options options); + void load(QDeclarativeEngine *, const QUrl &, const QSize &); + void load(QDeclarativeEngine *, const QUrl &, const QSize &, QDeclarativePixmap::Options options); + + void clear(); + void clear(QObject *); + + bool connectFinished(QObject *, const char *); + bool connectFinished(QObject *, int); + bool connectDownloadProgress(QObject *, const char *); + bool connectDownloadProgress(QObject *, int); + +private: + Q_DISABLE_COPY(QDeclarativePixmap) + QDeclarativePixmapData *d; + QIntrusiveListNode dataListNode; + friend class QDeclarativePixmapData; +}; + +Q_DECLARE_OPERATORS_FOR_FLAGS(QDeclarativePixmap::Options) + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif // QDECLARATIVEPIXMAPCACHE_H |