4e42229bdd
git-subtree-dir: external/gainput git-subtree-split: 2be0a50089eafcc6fccb66142180082e48f27f4c
50 lines
960 B
C++
50 lines
960 B
C++
#ifndef GAINPUTMEMORYSTREAM_H_
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#define GAINPUTMEMORYSTREAM_H_
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#include "GainputStream.h"
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namespace gainput {
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class MemoryStream : public Stream
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{
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public:
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MemoryStream(void* data, size_t length, size_t capacity, bool ownership = false);
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MemoryStream(size_t capacity, Allocator& allocator = GetDefaultAllocator());
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~MemoryStream();
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size_t Read(void* dest, size_t readLength);
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size_t Write(const void* src, size_t writeLength);
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size_t GetSize() const { return length_; }
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size_t GetLeft() const { return length_ - position_; }
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bool SeekBegin(int offset);
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bool SeekCurrent(int offset);
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bool SeekEnd(int offset);
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virtual void Reset() { length_ = 0; position_ = 0; }
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bool IsEof() const
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{
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return position_ >= length_;
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}
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void* GetData() { return data_; }
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size_t GetPosition() const { return position_; }
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private:
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Allocator* allocator_;
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void* data_;
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size_t length_;
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size_t capacity_;
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bool ownership_;
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size_t position_;
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};
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}
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#endif
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