Initial

sample/ChunkID.hpp

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+#ifndef _SAMPLE_CHUNKID_HPP_
+#define _SAMPLE_CHUNKID_HPP_
+#ifndef _COMMON_WINDOWS_HPP_
+#include <common/windows.hpp>
+#endif
+#ifndef _COMMON_STRING_HPP_
+#include <common/string.hpp>
+#endif
+#ifndef _COMMON_MEMFILE_HPP_
+#include <common/memfile.hpp>
+#endif
+#ifndef _COMMON_OPENFILE_HPP_
+#include <common/openfile.hpp>
+#endif
+
+class ChunkID
+{
+public:
+	ChunkID(void);
+	ChunkID(const ChunkID &someChunkID);
+	virtual ~ChunkID();
+	ChunkID &operator=(const ChunkID &someChunkID);
+  ChunkID &operator=(String chunkIDString);
+	bool operator==(const ChunkID &someChunkID)const;
+  bool operator==(const String &chunkIDString)const;
+	bool ChunkID::write(MemFile &memFile)const;
+  bool ChunkID::read(FileHandle &handle);
+	String chunkID(void)const;
+  WORD size(void)const;
+	String toString(void)const;
+private:
+  enum {MaxLength=4};
+  void initChunk(void);
+
+  char mChunkID[MaxLength];
+};
+
+inline
+ChunkID::ChunkID(void)
+{
+  initChunk();
+}
+
+inline
+ChunkID::ChunkID(const ChunkID &someChunkID)
+{
+	initChunk();
+  *this=someChunkID;
+}
+
+inline
+ChunkID::~ChunkID()
+{
+}
+
+inline
+ChunkID &ChunkID::operator=(const ChunkID &someChunkID)
+{
+	::memcpy(mChunkID,someChunkID.mChunkID,sizeof(mChunkID));
+  return *this;
+}
+
+inline
+ChunkID &ChunkID::operator=(String chunkIDString)
+{
+	if(chunkIDString.length()>sizeof(mChunkID))chunkIDString.length(sizeof(mChunkID));
+  return *this;
+}
+
+inline
+bool ChunkID::operator==(const ChunkID &someChunkID)const
+{
+  return (!::memcmp(mChunkID,someChunkID.mChunkID,sizeof(mChunkID))?true:false);
+}
+
+inline
+bool ChunkID::operator==(const String &chunkIDString)const
+{
+  return chunkID()==chunkIDString;
+}
+
+inline
+bool ChunkID::write(MemFile &memFile)const
+{
+	if(!memFile.write((char*)mChunkID,sizeof(mChunkID)))return false;
+	return true;
+}
+
+inline
+bool ChunkID::read(FileHandle &handle)
+{
+	if(!handle.read((BYTE*)mChunkID,sizeof(mChunkID)))return false;
+	return true;
+}
+
+inline
+String ChunkID::chunkID(void)const
+{
+	String chunkString;
+	::memcpy(chunkString,mChunkID,sizeof(mChunkID));
+	return chunkString;
+}
+
+inline
+WORD ChunkID::size(void)const
+{
+  return sizeof(mChunkID);
+}
+
+inline
+void ChunkID::initChunk(void)
+{
+	::memset(mChunkID,0,sizeof(mChunkID));
+}
+
+inline
+String ChunkID::toString(void)const
+{
+  return String("<CHUNKID> ChunkID=")+String(mChunkID).quotes()+String("</CHUNKID>");
+}
+#endif