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143 lines
4.7 KiB
143 lines
4.7 KiB
/* This file is part of the KDE libraries
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Copyright (c) 2003 thierry lorthiois (lorthioist@wanadoo.fr)
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef _KOWMFWRITE_H_
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#define _KOWMFWRITE_H_
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#include <tqpen.h>
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#include <tqbrush.h>
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#include <tqcolor.h>
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#include <tqfont.h>
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#include <tqrect.h>
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#include <tqbuffer.h>
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#include <tqregion.h>
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#include <tqstring.h>
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#include <tqwmatrix.h>
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#include <tqimage.h>
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#include <tqptrlist.h>
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#include <tqpointarray.h>
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#include <koffice_export.h>
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class KoWmfWritePrivate;
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/**
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* KoWmfWrite allows to create a windows placeable meta file (WMF).
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* Most of the functions are compatible with TQPainter format.
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*
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* sample of utilization:
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* <pre>
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* KoWmfWrite wmf("/home/test.wmf");
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* wmf.begin();
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* wmf.setWindow(0, 0, 200, 200);
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* wmf.drawRect(10, 20, 50, 120);
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* wmf.end();
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* </pre>
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*/
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class KOWMF_EXPORT KoWmfWrite
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{
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public:
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KoWmfWrite( const TQString& fileName );
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virtual ~KoWmfWrite();
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// -------------------------------------------------------------------------
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// virtual Painter
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// for a good documentation : check TQPainter documentation
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/**
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* Open the file. Returns true on success.
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*/
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bool begin();
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/**
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* Close the file. Returns true on success.
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*/
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bool end();
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void save();
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void restore();
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/**
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* Placeable WMF's use logical coordinates and have a default DPI.
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* This function set the dot per inch ratio.
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* If not specified the dpi is 1024.
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*/
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void setDefaultDpi( int dpi );
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// Drawing tools
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void setFont( const TQFont& f );
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// the width of the pen is in logical coordinate
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void setPen( const TQPen& p );
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void setBrush( const TQBrush& b );
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// Drawing attributes/modes
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void setBackgroundColor( const TQColor& r );
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void setBackgroundMode( TQt::BGMode );
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void setRasterOp( TQt::RasterOp );
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// Change logical Coordinate
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void setWindow( int left, int top , int width, int height );
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// Clipping
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// the 'CoordinateMode' parameter is ommitted : always CoordPainter in wmf
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// not yet implemented
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void setClipRegion( const TQRegion& r );
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void clipping( bool enable );
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// Graphics drawing functions
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void moveTo( int left, int top );
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void lineTo( int left, int top );
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void drawRect( int left, int top, int width, int height );
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void drawRoundRect( int left, int top, int width, int height, int = 25, int = 25 );
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void drawEllipse( int left, int top, int width, int height );
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void drawArc( int left, int top, int width, int height, int a, int alen );
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void drawPie( int left, int top, int width, int height, int a, int alen );
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void drawChord( int left, int top, int width, int height, int a, int alen );
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void drawPolyline( const TQPointArray& pa );
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void drawPolygon( const TQPointArray& pa, bool winding=FALSE );
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// drawPolyPolygon draw the XOR of a list of polygons
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// listPa : list of polygons
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void drawPolyPolygon( TQPtrList<TQPointArray>& listPa, bool winding=FALSE );
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void drawImage( int left, int top, const TQImage &, int sx = 0, int sy = 0, int sw = -1, int sh = -1 );
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// Text drawing functions
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// rotation = the degrees of rotation in counterclockwise
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// not yet implemented
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void drawText( int x, int y, int w, int h, int flags, const TQString &s, double rotation );
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private:
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//-----------------------------------------------------------------------------
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// Utilities and conversion TQt --> Wmf
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/** Convert TQPointArray into TQ_INT16 position (result in mSt) */
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void pointArray( const TQPointArray& pa );
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/** Convertion between windows color and TQColor */
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TQ_UINT32 winColor( TQColor color );
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/** Convert angle a and alen in coordinate (xStart,yStart) and (xEnd, yEnd) */
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void angleToxy( int& xStart, int& yStart, int& xEnd, int& yEnd, int a, int alen );
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/** Convert windows rasterOp in TQt rasterOp */
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TQ_UINT16 qtRasterToWin16( TQt::RasterOp op ) const;
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TQ_UINT32 qtRasterToWin32( TQt::RasterOp op ) const;
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private:
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KoWmfWritePrivate *d;
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};
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#endif
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