00001 /**************************************************************************** 00002 ** 00003 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). 00004 ** Contact: Alexander Bokovoy <alexander.bokovoy@nokia.com> 00005 ** 00006 ** This file is part of the Quill Image Filters package. 00007 ** 00008 ** Commercial Usage 00009 ** Licensees holding valid Qt Commercial licenses may use this file in 00010 ** accordance with the Qt Commercial License Agreement provided with the 00011 ** Software or, alternatively, in accordance with the terms contained in 00012 ** a written agreement between you and Nokia. 00013 ** 00014 ** GNU Lesser General Public License Usage 00015 ** Alternatively, this file may be used under the terms of the GNU Lesser 00016 ** General Public License version 2.1 as published by the Free Software 00017 ** Foundation and appearing in the file LICENSE.LGPL included in the 00018 ** packaging of this file. Please review the following information to 00019 ** ensure the GNU Lesser General Public License version 2.1 requirements 00020 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. 00021 ** 00022 ** In addition, as a special exception, Nokia gives you certain 00023 ** additional rights. These rights are described in the Nokia Qt LGPL 00024 ** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this 00025 ** package. 00026 ** 00027 ** GNU General Public License Usage 00028 ** Alternatively, this file may be used under the terms of the GNU 00029 ** General Public License version 3.0 as published by the Free Software 00030 ** Foundation and appearing in the file LICENSE.GPL included in the 00031 ** packaging of this file. Please review the following information to 00032 ** ensure the GNU General Public License version 3.0 requirements will be 00033 ** met: http://www.gnu.org/copyleft/gpl.html. 00034 ** 00035 ** If you are unsure which license is appropriate for your use, please 00036 ** contact the sales department at qt-sales@nokia.com. 00037 ** 00038 ****************************************************************************/ 00039 00055 #ifndef __QUILL_FILTERS_SAVE_H__ 00056 #define __QUILL_FILTERS_SAVE_H__ 00057 00058 #include <QImageWriter> 00059 #include "quillimagefilter.h" 00060 #include "quillimagefilterimplementation.h" 00061 00062 class QIODevice; 00063 class SaveFilterPrivate; 00064 00065 class SaveFilter : public QuillImageFilterImplementation 00066 { 00067 public: 00068 SaveFilter(); 00069 ~SaveFilter(); 00070 00078 QuillImage apply(const QuillImage &image) const; 00079 00080 bool setOption(const QString &option, const QVariant &value); 00081 QVariant option(const QString &option) const; 00082 const QStringList supportedOptions() const; 00083 00084 const QString name() const { return QuillImageFilter::Name_Save; } 00085 00086 QuillImageFilter::QuillFilterRole role() const; 00087 00088 QIODevice* iODevice() const; 00089 00090 void setIODevice(QIODevice* iODevice); 00091 private: 00092 SaveFilterPrivate *priv; 00093 00094 void setFileModificationDateTime() const; 00095 00096 QuillImage saveJpeg(const QuillImage &image) const; 00097 00098 bool saveFullImage(const QuillImage &image) const; 00099 00100 void setError(QImageWriter::ImageWriterError error); 00101 00102 private: 00103 static const QLatin1String Option_Timestamp; 00104 }; 00105 00106 #endif // __QUILL_FILTERS_SAVE_H__