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sample.h

00001 /*
00002   libwftk - Worldforge Toolkit - a widget library
00003   Copyright (C) 2002 Malcolm Walker <malcolm@worldforge.org>
00004   Based on code copyright  (C) 1999-2002  Karsten Laux 
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) any later version.
00010   
00011   This library is distributed in the hope that it will be useful,
00012   but WITHOUT ANY WARRANTY; without even the implied warranty of
00013   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014   Lesser General Public License for more details.
00015   
00016   You should have received a copy of the GNU Lesser General Public
00017   License along with this library; if not, write to the
00018   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
00019   Boston, MA  02111-1307, SA.
00020 */
00021 
00022 // writtten May 1999
00023 
00024 
00025 
00026 #ifndef _SAMPLE_H
00027 #define _SAMPLE_H
00028 
00029 #include <wftk/sound.h>
00030 #include <wftk/resources.h>
00031 
00032 #include <string>
00033 
00034 namespace wftk {
00035 
00037 class Sample : public Sound
00038 {
00039 
00040 public:
00041 
00043   Sample() : data_(0), channel_(-1) {}
00045   Sample(const Sample&);
00047   Sample(const std::string& filename) : channel_(-1) {load(filename);}
00049   virtual ~Sample();
00050 
00051 
00053   virtual int setVolume(int vol);  
00055   virtual bool load(const std::string&);
00057   virtual bool play(int loops = 0) const;
00059   virtual void stop() const;
00061   virtual bool playing() const;
00062 
00076   static ResourceRegistry<Sample*> registry;
00078   typedef Resource<Sample*> Resource;
00079 
00080  private:
00081 
00083   void* data_; // Mix_Chunk*
00085   mutable int channel_;
00086 
00087 };
00088 
00089 } // namespace
00090 
00091 #endif

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