121 lines
2.2 KiB
C++
121 lines
2.2 KiB
C++
#include "CFourCC.h"
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// ************ CONSTRUCTORS ************
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CFourCC::CFourCC()
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{
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memset(mFourCC, 0, 4);
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}
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CFourCC::CFourCC(const char *src)
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{
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*this = src;
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}
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CFourCC::CFourCC(const TString& src)
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{
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*this = src;
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}
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CFourCC::CFourCC(u32 src)
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{
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*this = src;
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}
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CFourCC::CFourCC(CInputStream& src)
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{
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src.ReadBytes(&mFourCC[0], 4);
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}
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// ************ FUNCTIONALITY ************
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void CFourCC::Write(COutputStream &Output)
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{
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Output.WriteBytes(mFourCC, 4);
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}
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u32 CFourCC::ToLong() const
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{
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return mFourCC[0] << 24 | mFourCC[1] << 16 | mFourCC[2] << 8 | mFourCC[3];
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}
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TString CFourCC::ToString() const
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{
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return TString(mFourCC, 4);
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}
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CFourCC CFourCC::ToUpper() const
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{
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CFourCC Out;
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for (int c = 0; c < 4; c++)
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{
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if ((mFourCC[c] >= 0x61) && (mFourCC[c] <= 0x7A))
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Out.mFourCC[c] = mFourCC[c] - 0x20;
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else
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Out.mFourCC[c] = mFourCC[c];
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}
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return Out;
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}
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// ************ OPERATORS ************
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CFourCC& CFourCC::operator=(const char *src)
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{
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memcpy(&mFourCC[0], src, 4);
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return *this;
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}
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CFourCC& CFourCC::operator=(const TString& src)
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{
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memcpy(&mFourCC[0], src.CString(), 4);
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return *this;
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}
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CFourCC& CFourCC::operator=(u32 src)
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{
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mFourCC[0] = (src >> 24) & 0xFF;
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mFourCC[1] = (src >> 16) & 0xFF;
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mFourCC[2] = (src >> 8) & 0xFF;
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mFourCC[3] = (src >> 0) & 0xFF;
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return *this;
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}
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bool CFourCC::operator==(const CFourCC& other) const
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{
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return ((mFourCC[0] == other.mFourCC[0]) && (mFourCC[1] == other.mFourCC[1]) && (mFourCC[2] == other.mFourCC[2]) && (mFourCC[3] == other.mFourCC[3]));
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}
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bool CFourCC::operator!=(const CFourCC& other) const
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{
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return (!(*this == other));
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}
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bool CFourCC::operator>(const CFourCC& other) const
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{
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return (ToLong() > other.ToLong());
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}
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bool CFourCC::operator>=(const CFourCC& other) const
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{
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return (ToLong() >= other.ToLong());
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}
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bool CFourCC::operator<(const CFourCC& other) const
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{
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return (ToLong() < other.ToLong());
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}
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bool CFourCC::operator<=(const CFourCC& other) const
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{
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return (ToLong() <= other.ToLong());
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}
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char CFourCC::operator[](int index)
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{
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return mFourCC[index];
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}
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const char CFourCC::operator[](int index) const
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{
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return mFourCC[index];
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}
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