83 lines
2.8 KiB
Objective-C
83 lines
2.8 KiB
Objective-C
/****************************************************************************
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Copyright (c) 2006, Radon Labs GmbH
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Copyright (c) 2011-2013,WebJet Business Division,CYOU
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http://www.genesis-3d.com.cn
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#ifndef IO_STREAMREADER_H
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#define IO_STREAMREADER_H
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//------------------------------------------------------------------------------
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/**
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@class IO::StreamReader
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Stream reader classes provide a specialized read-interface for a stream.
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This is the abstract base class for all stream readers. It is possible
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to attach any number of readers and writers to the same stream.
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*/
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#include "core/refcounted.h"
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#include "core/ptr.h"
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#include "io/stream.h"
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//------------------------------------------------------------------------------
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namespace IO
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{
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class StreamReader : public Core::RefCounted
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{
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__DeclareClass(StreamReader);
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public:
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/// constructor
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StreamReader();
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/// destructor
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virtual ~StreamReader();
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/// set stream to read from
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void SetStream(const GPtr<Stream>& s);
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/// get currently set stream
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const GPtr<Stream>& GetStream() const;
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/// return true if a stream is set
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bool HasStream() const;
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/// return true if the stream has reached EOF
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bool Eof() const;
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/// begin reading from the stream
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virtual bool Open();
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/// end reading from the stream
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virtual void Close();
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/// return true if currently open
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bool IsOpen() const;
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protected:
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GPtr<Stream> stream;
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bool isOpen;
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bool streamWasOpen;
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};
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//------------------------------------------------------------------------------
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/**
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*/
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inline
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bool
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StreamReader::IsOpen() const
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{
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return this->isOpen;
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}
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} // namespace IO
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//------------------------------------------------------------------------------
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#endif |