/* This file is part of the KDE libraries Copyright (c) 2003 thierry lorthiois (lorthioist@wanadoo.fr) This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License version 2 as published by the Free Software Foundation. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with this library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef _KOWMFWRITE_H_ #define _KOWMFWRITE_H_ #include #include #include #include #include #include #include #include #include #include #include #include #include class KoWmfWritePrivate; /** * KoWmfWrite allows to create a windows placeable meta file (WMF). * Most of the functions are compatible with QPainter format. * * sample of utilization: *
 *   KoWmfWrite  wmf("/home/test.wmf");
 *   wmf.begin();
 *   wmf.setWindow(0, 0, 200, 200);
 *   wmf.drawRect(10, 20, 50, 120);
 *   wmf.end();
 *   
*/ class KOWMF_EXPORT KoWmfWrite { public: KoWmfWrite( const QString& fileName ); virtual ~KoWmfWrite(); // ------------------------------------------------------------------------- // virtual Painter // for a good documentation : check QPainter documentation /** * Open the file. Returns true on success. */ bool begin(); /** * Close the file. Returns true on success. */ bool end(); void save(); void restore(); /** * Placeable WMF's use logical coordinates and have a default DPI. * This function set the dot per inch ratio. * If not specified the dpi is 1024. */ void setDefaultDpi( int dpi ); // Drawing tools void setFont( const QFont& f ); // the width of the pen is in logical coordinate void setPen( const QPen& p ); void setBrush( const QBrush& b ); // Drawing attributes/modes void setBackgroundColor( const QColor& r ); void setBackgroundMode( Qt::BGMode ); void setRasterOp( Qt::RasterOp ); // Change logical Coordinate void setWindow( int left, int top , int width, int height ); // Clipping // the 'CoordinateMode' parameter is ommitted : always CoordPainter in wmf // not yet implemented void setClipRegion( const QRegion& r ); void clipping( bool enable ); // Graphics drawing functions void moveTo( int left, int top ); void lineTo( int left, int top ); void drawRect( int left, int top, int width, int height ); void drawRoundRect( int left, int top, int width, int height, int = 25, int = 25 ); void drawEllipse( int left, int top, int width, int height ); void drawArc( int left, int top, int width, int height, int a, int alen ); void drawPie( int left, int top, int width, int height, int a, int alen ); void drawChord( int left, int top, int width, int height, int a, int alen ); void drawPolyline( const QPointArray& pa ); void drawPolygon( const QPointArray& pa, bool winding=FALSE ); // drawPolyPolygon draw the XOR of a list of polygons // listPa : list of polygons void drawPolyPolygon( QPtrList& listPa, bool winding=FALSE ); void drawImage( int left, int top, const QImage &, int sx = 0, int sy = 0, int sw = -1, int sh = -1 ); // Text drawing functions // rotation = the degrees of rotation in counterclockwise // not yet implemented void drawText( int x, int y, int w, int h, int flags, const QString &s, double rotation ); private: //----------------------------------------------------------------------------- // Utilities and conversion Qt --> Wmf /** Convert QPointArray into Q_INT16 position (result in mSt) */ void pointArray( const QPointArray& pa ); /** Convertion between windows color and QColor */ Q_UINT32 winColor( QColor color ); /** Convert angle a and alen in coordinate (xStart,yStart) and (xEnd, yEnd) */ void angleToxy( int& xStart, int& yStart, int& xEnd, int& yEnd, int a, int alen ); /** Convert windows rasterOp in QT rasterOp */ Q_UINT16 qtRasterToWin16( Qt::RasterOp op ) const; Q_UINT32 qtRasterToWin32( Qt::RasterOp op ) const; private: KoWmfWritePrivate *d; }; #endif