WPGGradient.h

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00001 /* libwpg
00002  * Copyright (C) 2006 Ariya Hidayat (ariya@kde.org)
00003  *
00004  * This library is free software; you can redistribute it and/or
00005  * modify it under the terms of the GNU Library General Public
00006  * License as published by the Free Software Foundation; either
00007  * version 2 of the License, or (at your option) any later version.
00008  *
00009  * This library is distributed in the hope that it will be useful,
00010  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012  * Library General Public License for more details.
00013  *
00014  * You should have received a copy of the GNU Library General Public
00015  * License along with this library; if not, write to the 
00016  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 
00017  * Boston, MA  02111-1301 USA
00018  *
00019  * For further information visit http://libwpg.sourceforge.net
00020  */
00021 
00022 /* "This product is not manufactured, approved, or supported by
00023  * Corel Corporation or Corel Corporation Limited."
00024  */
00025 
00026 #ifndef __WPGGRADIENT_H__
00027 #define __WPGGRADIENT_H__
00028 
00029 #include "WPGColor.h"
00030 
00031 namespace libwpg
00032 {
00033 
00034 class WPGGradientPrivate;
00035 
00036 class WPGGradient
00037 {
00038 public:
00039         
00040         WPGGradient();
00041         
00042         ~WPGGradient();
00043         
00044         WPGGradient(const WPGGradient&);
00045         
00046         WPGGradient& operator=(const WPGGradient&);
00047         
00048         double angle() const; // in radiant
00049         
00050         void setAngle(double angle);
00051 
00052         unsigned count() const;
00053         
00054         double stopOffset(unsigned index) const;
00055         
00056         WPGColor stopColor(unsigned index) const;
00057         
00058         void clear();
00059         
00060         void addStop(double offset, const WPGColor& color);
00061         
00062 private:
00063         WPGGradientPrivate *d;
00064 };
00065 
00066 } // namespace libwpg
00067 
00068 #endif // __WPGGRADIENT_H__