okteta

abstractbytearraycolumntextrenderer.h

00001 /*
00002     This file is part of the Okteta Kakao module, part of the KDE project.
00003 
00004     Copyright 2003,2008 Friedrich W. H. Kossebau <kossebau@kde.org>
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Lesser General Public
00008     License as published by the Free Software Foundation; either
00009     version 2.1 of the License, or (at your option) version 3, or any
00010     later version accepted by the membership of KDE e.V. (or its
00011     successor approved by the membership of KDE e.V.), which shall
00012     act as a proxy defined in Section 6 of version 3 of the license.
00013 
00014     This library is distributed in the hope that it will be useful,
00015     but WITHOUT ANY WARRANTY; without even the implied warranty of
00016     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017     Lesser General Public License for more details.
00018 
00019     You should have received a copy of the GNU Lesser General Public
00020     License along with this library. If not, see <http://www.gnu.org/licenses/>.
00021 */
00022 
00023 #ifndef ABSTRACTBYTEARRAYCOLUMNTEXTRENDERER_H
00024 #define ABSTRACTBYTEARRAYCOLUMNTEXTRENDERER_H
00025 
00026 // lib
00027 #include "abstractcolumntextrenderer.h"
00028 // Okteta gui
00029 #include <coordrange.h>
00030 // Qt
00031 #include <QtCore/QString>
00032 
00033 namespace KHECore {
00034 class KAbstractByteArrayModel;
00035 }
00036 
00037 // TODO: offset should be set in renderFirstLine, calculated using coordRange,
00038 // in constructor instead take startOffset
00039 class AbstractByteArrayColumnTextRenderer : public AbstractColumnTextRenderer
00040 {
00041   protected:
00042     static QString whiteSpace( uint s );
00043 
00044   public:
00045     AbstractByteArrayColumnTextRenderer( const KHECore::KAbstractByteArrayModel *byteArrayModel, int offset,
00046         const KHEUI::CoordRange &coordRange,
00047         int noOfBytesPerLine );
00048     virtual ~AbstractByteArrayColumnTextRenderer();
00049 
00050   public: // AbstractColumnTextRenderer API
00051     virtual void renderFirstLine( QTextStream *stream, int lineIndex ) const;
00052     virtual void renderNextLine( QTextStream *stream ) const;
00053 
00054   protected: // API to be reimplemented by subclasses
00055     virtual void renderLine( QTextStream *stream ) const = 0;
00056 
00057   protected:
00058     void setWidths( int byteWidth, int byteSpacingWidth, int noOfGroupedBytes );
00059 
00060   protected:
00061     const KHECore::KAbstractByteArrayModel *mByteArrayModel;
00062 
00063     const KHEUI::CoordRange mCoordRange;
00064 
00065     const int mNoOfBytesPerLine;
00066 
00068     mutable int mRenderLine;
00070     mutable int mOffset;
00071 
00073     int mNoOfCharsPerLine;
00074     // positions where to paint the
00075     int *mLinePositions;
00076 };
00077 
00078 #endif
okteta

abstractbytearraycolumntextrenderer.h

okteta

kdeutils
