CoreAudio/PublicUtility/CAAudioValueRange.h
/* |
File: CAAudioValueRange.h |
Abstract: Part of CoreAudio Utility Classes |
Version: 1.1 |
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*/ |
#if !defined(__CAAudioValueRange_h__) |
#define __CAAudioValueRange_h__ |
//============================================================================= |
// Includes |
//============================================================================= |
// System Includes |
#if !defined(__COREAUDIO_USE_FLAT_INCLUDES__) |
#include <CoreAudio/CoreAudioTypes.h> |
#else |
#include <CoreAudioTypes.h> |
#endif |
// Standard Library Includes |
#include <functional> |
#include <vector> |
//============================================================================= |
// CAAudioValueRange |
//============================================================================= |
struct CAAudioValueRange |
: |
public AudioValueRange |
{ |
// Construction/Destruction |
public: |
CAAudioValueRange() { mMinimum = 0.0; mMaximum = 0.0; } |
CAAudioValueRange(const AudioValueRange& v) { mMinimum = v.mMinimum; mMaximum = v.mMaximum; } |
CAAudioValueRange(Float64 inMinimum, Float64 inMaximum) { mMinimum = inMinimum; mMaximum = inMaximum; } |
// Assignment |
public: |
CAAudioValueRange& operator=(const AudioValueRange& v) { mMinimum = v.mMinimum; mMaximum = v.mMaximum; return *this; } |
// Operations |
public: |
static bool ContainsValue(const AudioValueRange& inRange, Float64 inValue) { return (inValue >= inRange.mMinimum) && (inValue <= inRange.mMaximum); } |
static Float64 BoundValue(const AudioValueRange& inRange, Float64 inValue); |
static Float64 PickCommonSampleRate(const AudioValueRange& inRange); |
static bool IsStrictlyLessThan(const AudioValueRange& x, const AudioValueRange& y) { return x.mMaximum < y.mMinimum; } |
static bool IsStrictlyGreaterThan(const AudioValueRange& x, const AudioValueRange& y) { return x.mMinimum > y.mMaximum; } |
static bool IsStrictlyContainedBy(const AudioValueRange& x, const AudioValueRange& y) { return (x.mMinimum >= y.mMinimum) && (x.mMaximum <= y.mMaximum); } |
static bool OverlapsLow(const AudioValueRange& x, const AudioValueRange& y) { return (x.mMinimum < y.mMinimum) && (x.mMaximum >= y.mMinimum) && (x.mMaximum <= y.mMaximum); } |
static bool OverlapsHigh(const AudioValueRange& x, const AudioValueRange& y) { return (x.mMinimum >= y.mMinimum) && (x.mMinimum <= y.mMaximum) && (x.mMaximum > y.mMaximum); } |
static bool Intersection(const AudioValueRange& x, const AudioValueRange& y, AudioValueRange& outRange); |
static bool Union(const AudioValueRange& x, const AudioValueRange& y, AudioValueRange& outRange); |
// STL Helpers |
public: |
struct LessThan |
: |
public std::binary_function<AudioValueRange, AudioValueRange, bool> |
{ |
bool operator()(const AudioValueRange& x, const AudioValueRange& y) const |
{ |
return x.mMinimum < y.mMinimum; |
} |
}; |
}; |
inline bool operator<(const AudioValueRange& x, const AudioValueRange& y) { return x.mMinimum < y.mMinimum; } |
inline bool operator==(const AudioValueRange& x, const AudioValueRange& y) { return (x.mMinimum == y.mMinimum) && (x.mMaximum == y.mMaximum); } |
inline bool operator!=(const AudioValueRange& x, const AudioValueRange& y) { return !(x == y); } |
inline bool operator<=(const AudioValueRange& x, const AudioValueRange& y) { return (x < y) || (x == y); } |
inline bool operator>=(const AudioValueRange& x, const AudioValueRange& y) { return !(x < y); } |
inline bool operator>(const AudioValueRange& x, const AudioValueRange& y) { return !((x < y) || (x == y)); } |
typedef std::vector<CAAudioValueRange> CAAudioValueRangeList; |
void CAAudioValueRange_ComputeUnion(const AudioValueRange& inRange, const CAAudioValueRangeList& inRangeList, CAAudioValueRangeList& outUnion); |
void CAAudioValueRange_ComputeIntersection(UInt32 inNumberRangeList1Items, AudioValueRange inRangeList1[], const CAAudioValueRangeList& inRangeList2, CAAudioValueRangeList& outIntersections); |
#endif |
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