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Extended pitch, tempo, and speed effects to operate on NoteTracks. Fixed off-by-one error on channel buttons.

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This commit is contained in:
rbdannenberg
2010-10-28 17:57:14 +00:00
parent f3b91514d2
commit f274c9fb2b
6 changed files with 125 additions and 14 deletions
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16
src/NoteTrack.h
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@@ -63,6 +63,9 @@ class AUDACITY_DLL_API NoteTrack:public Track {
virtual double GetStartTime();
virtual double GetEndTime();
void WarpAndTransposeNotes(double t0, double t1,
const TimeWarper &warper, double semitones);
int DrawLabelControls(wxDC & dc, wxRect & r);
bool LabelClick(wxRect & r, int x, int y, bool right);
@@ -164,6 +167,17 @@ class AUDACITY_DLL_API NoteTrack:public Track {
virtual XMLTagHandler *HandleXMLChild(const wxChar *tag);
virtual void WriteXML(XMLWriter &xmlFile);
// channels are numbered as integers 0-15, visible channels
// (mVisibleChannels) is a bit set. Channels are displayed as
// integers 1-16.
#define CHANNEL_BIT(c) (1 << (c))
#define ALL_CHANNELS 0xFFFF
bool IsVisibleChan(int c) {
return (mVisibleChannels & CHANNEL_BIT(c)) != 0;
}
void SetVisibleChan(int c) { mVisibleChannels |= CHANNEL_BIT(c); }
void ClearVisibleChan(int c) { mVisibleChannels &= ~CHANNEL_BIT(c); }
void ToggleVisibleChan(int c) { mVisibleChannels ^= CHANNEL_BIT(c); }
private:
Alg_seq *mSeq; // NULL means no sequence
// when Duplicate() is called, assume that it is to put a copy
@@ -189,7 +203,7 @@ class AUDACITY_DLL_API NoteTrack:public Track {
int mBottomNote;
int mStartBottomNote;
int mPitchHeight;
int mVisibleChannels;
int mVisibleChannels; // bit set of visible channels
int mLastMidiPosition;
wxRect mGainPlacementRect;
};