Initial

guitar/Timing.cpp

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+#include <guitar/Timing.hpp>
+#include <guitar/GlobalDefs.hpp>
+#include <guitar/registry.hpp>
+
+int Timing::mMicrosecondsPerQuarterNote=Timing::microsecondsPerQuarterNote(Registry().getMicrosecondsPerQuarterNote());
+int Timing::mMillisecondsPerWholeNote;
+int Timing::mMillisecondsPerHalfNote;
+int Timing::mMillisecondsPerQuarterNote;
+int Timing::mMillisecondsPerEigthNote;
+int Timing::mMillisecondsPerSixteenthNote;
+int Timing::mMillisecondsPerThirtySecondNote;
+int Timing::mMillisecondsPerSixtyFourthNote;
+
+int Timing::microsecondsPerQuarterNote(int microsecondsPerQuarterNote)
+{
+  mMicrosecondsPerQuarterNote=microsecondsPerQuarterNote;
+  mMillisecondsPerQuarterNote=(double)microsecondsPerQuarterNote*.001;
+  mMillisecondsPerHalfNote=mMillisecondsPerQuarterNote*2;
+  mMillisecondsPerWholeNote=mMillisecondsPerQuarterNote*4;
+	mMillisecondsPerEigthNote=mMillisecondsPerQuarterNote/2;
+	mMillisecondsPerSixteenthNote=mMillisecondsPerQuarterNote/4;
+	mMillisecondsPerThirtySecondNote=mMillisecondsPerQuarterNote/8;
+	mMillisecondsPerSixtyFourthNote=mMillisecondsPerQuarterNote/16;
+	return mMicrosecondsPerQuarterNote;
+}
+
+int Timing::microsecondsPerQuarterNote(void)
+{
+  return mMicrosecondsPerQuarterNote;
+}
+
+void Timing::secondsPerQuarterNote(float secondsPerQuarterNote)
+{
+  mMicrosecondsPerQuarterNote=secondsPerQuarterNote*1000000.00;;
+  mMillisecondsPerQuarterNote=(double)mMicrosecondsPerQuarterNote*.001;
+  mMillisecondsPerHalfNote=mMillisecondsPerQuarterNote*2;
+  mMillisecondsPerWholeNote=mMillisecondsPerQuarterNote*4;
+	mMillisecondsPerEigthNote=mMillisecondsPerQuarterNote/2;
+	mMillisecondsPerSixteenthNote=mMillisecondsPerQuarterNote/4;
+	mMillisecondsPerThirtySecondNote=mMillisecondsPerQuarterNote/8;
+	mMillisecondsPerSixtyFourthNote=mMillisecondsPerQuarterNote/16;
+}
+
+int Timing::millisecondsPerWholeNote(void)
+{
+  return mMillisecondsPerWholeNote;
+}
+
+int Timing::millisecondsPerHalfNote(void)
+{
+  return mMillisecondsPerHalfNote;
+}
+
+int Timing::millisecondsPerQuarterNote(void)
+{
+  return mMillisecondsPerQuarterNote;
+}
+
+int Timing::millisecondsPerEightNote(void)
+{
+  return mMillisecondsPerEigthNote;
+}
+
+int Timing::millisecondsPerSixteenthNote(void)
+{
+  return mMillisecondsPerSixteenthNote;
+}
+
+int Timing::millisecondsPerThirtySecondNote(void)
+{
+  return mMillisecondsPerThirtySecondNote;
+}
+
+int Timing::millisecondsPerSixtyFourthNote(void)
+{
+  return mMillisecondsPerSixtyFourthNote;
+}
+
+int Timing::getDelay(const NoteType &noteType)
+{
+  switch(noteType.getNoteType())
+	{
+	  case NoteType::WholeNote :
+		  return millisecondsPerWholeNote();
+		case NoteType::HalfNote :
+		  return millisecondsPerHalfNote();
+		case NoteType::QuarterNote :
+		  return millisecondsPerQuarterNote();
+		case NoteType::EighthNote :
+		  return millisecondsPerEightNote();
+		case NoteType::SixteenthNote :
+		  return millisecondsPerSixteenthNote(); 
+		case NoteType::ThirtySecondNote :
+		  return millisecondsPerThirtySecondNote();
+		case NoteType::SixtyFourthNote :
+		  return millisecondsPerSixtyFourthNote();
+		default :
+		  return millisecondsPerSixtyFourthNote();
+	}
+}
+
+String Timing::toString(void)
+{
+  String strTiming;
+	strTiming+=String("1/1=")+String().fromInt(millisecondsPerWholeNote())+String("ms, ");
+	strTiming+=String("1/2=")+String().fromInt(millisecondsPerHalfNote())+String("ms, ");
+	strTiming+=String("1/4=")+String().fromInt(millisecondsPerQuarterNote())+String("ms, ");
+	strTiming+=String("1/8=")+String().fromInt(millisecondsPerEightNote())+String("ms, ");
+	strTiming+=String("1/16=")+String().fromInt(millisecondsPerSixteenthNote())+String("ms, ");
+	strTiming+=String("1/32=")+String().fromInt(millisecondsPerThirtySecondNote())+String("ms, ");
+	strTiming+=String("1/64=")+String().fromInt(millisecondsPerSixtyFourthNote())+String("ms, ");
+	return strTiming;
+}
+
+
+/*
+microseconds per quarter note = 631578
+milliseconds per quarter note = 631578/1000 = 631
+                                631578*.001 = 631
+
+msecs per qtr note=usecs per qtr note *.001
+
+quarter note       = msecs per 4th note
+eigth note         = msecs/2
+sixteenth note     = msecs/4
+thirty second note = msecs/8
+sixty fourth note  = msecs/16
+
+(ie)
+microsecs  millisecs  4th note  8th note  16th note  32nd note  64th note
+---------  ---------  --------  --------  ---------  ---------  ---------
+ 631578      631        631       315        157        78         39
+
+options
+seconds per qtr note: .5
+
+msecs per qtr note=(seconds_per_qtr_note*1000)
+*/