src/stream/ZStreamR_Cat.h

00001 /*  @(#) $Id: ZStreamR_Cat.h,v 1.6 2006/04/27 03:19:32 agreen Exp $ */
00002 
00003 /* ------------------------------------------------------------
00004 Copyright (c) 2004 Andrew Green and Learning in Motion, Inc.
00005 http://www.zoolib.org
00006 
00007 Permission is hereby granted, free of charge, to any person obtaining a copy
00008 of this software and associated documentation files (the "Software"), to deal
00009 in the Software without restriction, including without limitation the rights
00010 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00011 copies of the Software, and to permit persons to whom the Software is
00012 furnished to do so, subject to the following conditions:
00013 
00014 The above copyright notice and this permission notice shall be included in
00015 all copies or substantial portions of the Software.
00016 
00017 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00018 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00019 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00020 COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
00021 AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
00022 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
00023 ------------------------------------------------------------ */
00024 
00025 #ifndef __ZStreamR_Cat__
00026 #define __ZStreamR_Cat__ 1
00027 
00028 #include "zconfig.h"
00029 
00030 #include "ZStreamer.h"
00031 
00032 // =================================================================================================
00033 #pragma mark -
00034 #pragma mark * ZStreamR_Cat
00035 
00037 
00038 class ZStreamR_Cat : public ZStreamR
00039         {
00040 public:
00041         ZStreamR_Cat(const ZStreamR& iStreamR1, const ZStreamR& iStreamR2);
00042         ~ZStreamR_Cat();
00043 
00044         virtual void Imp_Read(void* iDest, size_t iCount, size_t* oCountRead);
00045         virtual size_t Imp_CountReadable();
00046         virtual void Imp_Skip(uint64 iCount, uint64* oCountSkipped);
00047 
00048 protected:
00049         const ZStreamR& fStreamR1;
00050         const ZStreamR& fStreamR2;
00051         bool fFirstIsLive;
00052         };
00053 
00054 // =================================================================================================
00055 #pragma mark -
00056 #pragma mark * ZStreamerR_Cat
00057 
00059 
00060 class ZStreamerR_Cat : public ZStreamerR
00061         {
00062 public:
00063         ZStreamerR_Cat(ZRef<ZStreamerR> iStreamerR1, ZRef<ZStreamerR> iStreamerR2);
00064         virtual ~ZStreamerR_Cat();
00065 
00066 // From ZStreamerR
00067         virtual const ZStreamR& GetStreamR();
00068 
00069 protected:
00070         ZRef<ZStreamerR> fStreamerR1;
00071         ZRef<ZStreamerR> fStreamerR2;
00072         ZStreamR_Cat fStream;
00073         };
00074 
00075 
00076 #endif // __ZStreamR_Cat__

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