lib Library API Documentation

koPictureEps.h

00001 /* This file is part of the KDE project
00002    Copyright (c) 2001 Simon Hausmann <hausmann@kde.org>
00003    Copyright (C) 2002, 2003, 2004 Nicolas GOUTTE <goutte@kde.org>
00004 
00005    This library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Library General Public
00007    License as published by the Free Software Foundation; either
00008    version 2 of the License, or (at your option) any later version.
00009 
00010    This library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Library General Public License for more details.
00014 
00015    You should have received a copy of the GNU Library General Public License
00016    along with this library; see the file COPYING.LIB.  If not, write to
00017    the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00018    Boston, MA 02111-1307, USA.
00019 */
00020 #ifndef __koPictureEps_h__
00021 #define __koPictureEps_h__
00022 
00023 #include <qstring.h>
00024 
00025 class QPainter;
00026 class QSize;
00027 class KoPictureEpsPrivate;
00028 
00029 // TODO: fix documentation
00030 
00035 class KoPictureEps : public KoPictureBase
00036 {
00037 public:
00041     KoPictureEps();
00042 
00046     virtual ~KoPictureEps();
00047 
00048     KoPictureType::Type getType(void) const;
00049 
00050     KoPictureBase* newCopy(void) const;
00051 
00055     virtual bool isNull(void) const;
00056 
00074     virtual void draw(QPainter& painter, int x, int y, int width, int height, int sx = 0, int sy = 0, int sw = -1, int sh = -1, bool fastMode = false);
00075 
00076     virtual bool load(const QByteArray& array, const QString& extension);
00077 
00078     virtual bool save(QIODevice* io);
00079 
00080     virtual QSize getOriginalSize(void) const;
00081 
00082     virtual QPixmap generatePixmap(const QSize& size, bool smoothScale = false);
00083 
00084     virtual QString getMimeType(const QString& extension) const;
00085 
00090     virtual QImage generateImage(const QSize& size);
00091 
00092     virtual void clearCache(void);
00093 protected:
00094     QPixmap getPixmap(QImage& image);
00095     void scaleAndCreatePixmap(const QSize& size, bool fastMode, const int resolutionx, const int resolutiony );
00096     QImage scaleWithGhostScript( const QSize& size, const int resolutionx, const int resolutiony );
00097     bool extractPostScriptStream( void );
00098 
00099 private:
00100     int tryScaleWithGhostScript(QImage &image, const QSize& size, const int resolutionx, const int resolutiony, const char* device );
00115     QString KoPictureEps::readLine( const QByteArray& array, const uint start, const uint length, uint& pos, bool& lastCharWasCr );
00116 
00117 private:
00121     QByteArray m_rawData;
00122     QPixmap m_cachedPixmap; 
00123     QSize m_originalSize; 
00124     QSize m_cachedSize; 
00125     QRect m_boundingBox; 
00126     uint m_psStreamStart; 
00127     uint m_psStreamLength; 
00128 
00132     bool m_cacheIsInFastMode;
00133 };
00134 
00135 #endif /* __koPictureEps_h__ */
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This file is part of the documentation for lib Library Version 1.3.5.
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