libwpg: WPGPaintInterface.h Source File documentation

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# WPGPaintInterface.h

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    00001 /* libwpg
    00002  * Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
    00003  * Copyright (C) 2004 Marc Oude Kotte (marc@solcon.nl)
    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
    00016  * License along with this library; if not, write to the
    00017  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    00018  * Boston, MA  02111-1301 USA
    00019  *
    00020  * For further information visit http://libwpg.sourceforge.net
    00021  */
    00022
    00023 /* "This product is not manufactured, approved, or supported by
    00024  * Corel Corporation or Corel Corporation Limited."
    00025  */
    00026
    00027 #ifndef __WPGPAINTINTERFACE_H__
    00028 #define __WPGPAINTINTERFACE_H__
    00029
    00030 #include "WPGBitmap.h"
    00031 #include "WPGBinaryData.h"
    00032 #include "WPGBrush.h"
    00033 #include "WPGPath.h"
    00034 #include "WPGPen.h"
    00035 #include "WPGPoint.h"
    00036 #include "WPGRect.h"
    00037
    00038 namespace libwpg
    00039 {
    00040
    00041 class WPGPaintInterface {
    00042 public:
    00043         virtual ~WPGPaintInterface() {}
    00044
    00045         // none of the other callback functions will be called before this function is called
    00046         virtual void startGraphics(double width, double height) = 0;
    00047
    00048         virtual void setPen(const WPGPen& pen) = 0;
    00049
    00050         virtual void setBrush(const WPGBrush& brush) = 0;
    00051
    00052         typedef enum { AlternatingFill, WindingFill } FillRule;
    00053         virtual void setFillRule(FillRule rule ) = 0;
    00054
    00055         virtual void startLayer(unsigned int id) = 0;
    00056
    00057         virtual void endLayer(unsigned int id) = 0;
    00058
    00059         virtual void drawRectangle(const WPGRect& rect, double rx, double ry) = 0;
    00060
    00061         virtual void drawEllipse(const WPGPoint& center, double rx, double ry) = 0;
    00062
    00063         virtual void drawPolygon(const WPGPointArray& vertices) = 0;
    00064
    00065         virtual void drawPath(const WPGPath& path) = 0;
    00066
    00067         virtual void drawBitmap(const WPGBitmap& bitmap) = 0;
    00068
    00069         virtual void drawImageObject(const WPGBinaryData& binaryData) = 0;
    00070
    00071         // none of the other callback functions will be called after this function is called
    00072         virtual void endGraphics() = 0;
    00073 };
    00074
    00075 } // namespace libwpg
    00076
    00077 #endif // __WPGPAINTINTERFACE_H__
    00078