Ykkrosh
aa118403bb
ScEd: Compilation fixes. Atlas: Screen-space to world-space conversion when editing terrain. Wireframe option. Minor wxWidgets 2.6.1 fixes. AoE3Ed. This was SVN commit r2698.
99 lines
2.2 KiB
C++
99 lines
2.2 KiB
C++
#include "Stream.h"
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#include "wx/mstream.h"
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#include "wx/zstream.h"
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namespace DatafileIO
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{
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// Wrappers around wx streams, so they can be used as [non-wx] Streams.
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// (This code is all inline so that the project can be compiled without
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// requiring wxWidgets.)
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class SeekableInputStreamFromWx : public SeekableInputStream
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{
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public:
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// Take ownership of a wxInputStream
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SeekableInputStreamFromWx(wxInputStream* stream)
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: m_Stream(stream), m_Owner(true) {}
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// Use an externally-owned wxInputStream
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SeekableInputStreamFromWx(wxInputStream& stream)
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: m_Stream(&stream), m_Owner(false) {}
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~SeekableInputStreamFromWx()
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{
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if (m_Owner)
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delete m_Stream;
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}
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virtual off_t Tell() const { return m_Stream->TellI(); }
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virtual bool IsOk() const { return m_Stream->IsOk(); }
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virtual void Seek(off_t pos, Stream::whence mode)
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{
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m_Stream->SeekI(pos,
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mode==Stream::FROM_START ? wxFromStart
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: mode==Stream::FROM_END ? wxFromEnd
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: /*mode==Stream::FROM_CURRENT*/ wxFromCurrent);
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}
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virtual size_t Read(void* buffer, size_t size)
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{
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m_Stream->Read(buffer, size);
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return m_Stream->LastRead();
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}
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private:
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wxInputStream* m_Stream;
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bool m_Owner;
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};
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class SeekableOutputStreamFromWx : public SeekableOutputStream
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{
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public:
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// Take ownership of a wxInputStream
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SeekableOutputStreamFromWx(wxOutputStream* stream)
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: m_Stream(stream), m_Owner(true) {}
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// Use an externally-owned wxInputStream
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SeekableOutputStreamFromWx(wxOutputStream& stream)
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: m_Stream(&stream), m_Owner(false) {}
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~SeekableOutputStreamFromWx()
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{
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if (m_Owner)
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delete m_Stream;
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}
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virtual off_t Tell() const
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{
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return m_Stream->TellO();
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}
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virtual bool IsOk() const
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{
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return m_Stream->IsOk();
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}
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virtual void Seek(off_t pos, Stream::whence mode)
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{
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m_Stream->SeekO(pos,
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mode==Stream::FROM_START ? wxFromStart
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: mode==Stream::FROM_END ? wxFromEnd
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: /*mode==Stream::FROM_CURRENT*/ wxFromCurrent);
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}
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virtual void Write(const void* buffer, size_t size)
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{
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m_Stream->Write(buffer, size);
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}
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private:
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wxOutputStream* m_Stream;
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bool m_Owner;
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};
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}
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