Draw by system, reorganize event handling

2024-12-22 11:14:00 +00:00 · 2006-10-02 08:32:25 +00:00 · 2006-10-02 08:32:25 +00:00 · 74a6637574
commit 74a6637574
parent 810ff2ee2f
10 changed files with 491 additions and 413 deletions
--- a/Sources/VLModel.h
+++ b/Sources/VLModel.h
@ -31,6 +31,11 @@ private:
 	VLFraction & Normalize();
 };

+inline float operator*(VLFraction f, float sc)
+{
+	return sc*f.fNum/f.fDenom;
+}
+
 inline VLFraction operator+(VLFraction one, VLFraction other)
 {
 	return one += other;
--- a/Sources/VLSheetView.h
+++ b/Sources/VLSheetView.h
@ -33,25 +33,29 @@ enum VLMusicElement {
 	kMusicElements
 };

+enum VLRegion {
+	kRegionNowhere,
+	kRegionNote,
+	kRegionChord,
+	kRegionLyrics
+};
+
@interface VLSheetView : NSView {
 	BOOL				fNeedsRecalc;
+	BOOL				fIsRest;
 	float				fClefKeyW;
 	float				fMeasureW;
-	float				fLineH;
 	int 				fGroups; 
 	int 				fQuarterBeats;
 	int 				fDivPerGroup;
 	int					fMeasPerSystem;
 	int					fNumSystems;
 	float				fDisplayScale;
-	NSImageRep *		fNoteCursorCache;
-	NSPoint				fNoteCursorLocation;
 	NSPoint				fLastNoteCenter;
-	NSRect				fNoteRect;
-	NSTrackingRectTag	fNoteRectTracker;
-	int		  			fNoteCursorMeasure;
-	VLFract 			fNoteCursorAt;
-	int					fNoteCursorPitch;
+	NSTrackingRectTag	fCursorTracking;
+	int		  			fCursorMeasure;
+	VLFract 			fCursorAt;
+	int					fCursorPitch;
 	id					fFieldBeingEdited;

 	BOOL				fShowFieldEditor;
@ -71,8 +75,14 @@ enum VLMusicElement {

 - (float) systemY:(int)system;
 - (float) noteYWithPitch:(int)pitch;
+- (float) noteYInMeasure:(int)measure withPitch:(int)pitch;
 - (float) noteXInMeasure:(int)measure at:(VLFraction)at;

+- (void) mouseMoved:(NSEvent *)event;
+- (void) mouseDown:(NSEvent *)event;
+- (void) mouseEntered:(NSEvent *)event;
+- (void) mouseExited:(NSEvent *)event;
+
@end

 // Local Variables:
--- a/Sources/VLSheetView.mm
+++ b/Sources/VLSheetView.mm
@ -10,6 +10,7 @@
 #import "VLSheetViewInternal.h"
 #import "VLSheetViewChords.h"
 #import "VLSheetViewNotes.h"
+#import "VLSoundOut.h"

 #import "VLDocument.h"

@ -79,11 +80,10 @@ static float sFlatPos[] = {
 			}
 		}
 		fNeedsRecalc		= YES;
+		fIsRest				= NO;
 		fShowFieldEditor	= NO;
 		fDisplayScale		= 1.0f;
-		fNoteRectTracker 	= 0;
-		fNoteCursorCache 	= nil;
-		fNoteCursorMeasure	= -1;
+		fCursorPitch		= VLNote::kNoPitch;
 	}
    return self;
 }
@ -148,6 +148,11 @@ static float sFlatPos[] = {
 	}
 }

+- (float) noteYInMeasure:(int)measure withPitch:(int)pitch
+{
+	return [self systemY:measure/fMeasPerSystem]+[self noteYWithPitch:pitch];
+}
+
 - (float) noteXInMeasure:(int)measure at:(VLFraction)at
 {
 	const VLProperties & prop	= [self song]->fProperties.front();
@ -161,11 +166,12 @@ static float sFlatPos[] = {

 - (void) recalculateDimensions 
 {
+	NSScrollView * scroll = [self enclosingScrollView];
 	fNeedsRecalc	= NO;	

-	NSSize sz =  [[self enclosingScrollView] contentSize];
+	NSSize sz 	=  [scroll contentSize];
 	sz.width   /=	fDisplayScale;
-	sz.height/= 	fDisplayScale;
+	sz.height  /= 	fDisplayScale;

 	const VLSong * 			song = [self song];
 	const VLProperties & 	prop = song->fProperties.front();
@ -179,21 +185,16 @@ static float sFlatPos[] = {
 	fNumSystems 	= (song->CountMeasures()+fMeasPerSystem-1)/fMeasPerSystem;
 	sz.height		= fNumSystems*kSystemH;

-#if 0
-	noteRect		= NSMakeRect(clefKeyW, kLineY-kMaxLedgers*kLineH, 
-								 visibleMeasures*fMeasureW, 
-								 (4.0f+2.0f*kMaxLedgers)*kLineH);
+	NSRect	r		= [scroll bounds];
 	NSPoint	mouse	= 
-		[self convertPoint:[[self window] mouseLocationOutsideOfEventStream]
+		[scroll convertPoint:[[self window] mouseLocationOutsideOfEventStream]
 			  fromView: nil];
-	BOOL inNoteRect	= [self mouse:mouse inRect:noteRect];
-	
-	[self removeTrackingRect:noteRectTracker];
-	noteRectTracker = [self addTrackingRect:noteRect owner:self
-							userData:nil assumeInside:inNoteRect];
-	[[self window] setAcceptsMouseMovedEvents:inNoteRect];
-#endif
+	BOOL within		= [scroll mouse:mouse inRect:r];
 	
+	[self removeTrackingRect:fCursorTracking];
+	fCursorTracking = [self addTrackingRect:r owner:self
+							userData:nil assumeInside:within];
+	[[self window] setAcceptsMouseMovedEvents:within];
 	[[self window] makeFirstResponder:self];

 	NSSize frameSz	= {sz.width * fDisplayScale, sz.height * fDisplayScale};
@ -203,7 +204,7 @@ static float sFlatPos[] = {
 	[self setNeedsDisplay:YES];
 }

- (void)drawRect:(NSRect)rect
+- (void)drawGridForSystem:(int)system
 {
 	static NSDictionary * sMeasNoFont 	 = nil;
 	if (!sMeasNoFont)
@ -213,6 +214,9 @@ static float sFlatPos[] = {
                NSFontAttributeName,
 				nil];

+	const float kSystemY 	= [self systemY:system];
+	const float kLineW 		= fClefKeyW + fMeasPerSystem*fMeasureW;
+
 	const VLSong * 			song = [self song];
 	const VLProperties & 	prop = song->fProperties.front();

@ -222,17 +226,10 @@ static float sFlatPos[] = {
 	// Draw lines
 	//
 	[bz setLineWidth:0.0];
-	if (fNeedsRecalc)
-		[self recalculateDimensions];
-	for (int system = 0; system<fNumSystems; ++system) {
-		float kLineY = [self systemY:system];
 	for (int line = 0; line<5; ++line) {
-			const float x0	= kLineX;
-			const float xx	= x0 + fClefKeyW + fMeasPerSystem*fMeasureW;
-			const float y	= kLineY+line*kLineH;
-			[bz moveToPoint: NSMakePoint(x0, y)];
-			[bz lineToPoint: NSMakePoint(xx, y)];
-		}
+		const float y	= kSystemY+line*kLineH;
+		[bz moveToPoint: NSMakePoint(kLineX, y)];
+		[bz lineToPoint: NSMakePoint(kLineX+kLineW, y)];
 	}
 	[bz stroke];
 	[bz removeAllPoints];
@ -240,15 +237,12 @@ static float sFlatPos[] = {
 	// Draw measure lines
 	//
 	[bz setLineWidth:2.0];
-	for (int system = 0; system<fNumSystems; ++system) {
-		float kLineY = [self systemY:system];
 	for (int measure = 0; measure<=fMeasPerSystem; ++measure) {
 		const float x	= fClefKeyW+measure*fMeasureW;
-			const float yy	= kLineY+4.0f*kLineH;
-			[bz moveToPoint: NSMakePoint(x, kLineY)];
+		const float yy	= kSystemY+4.0f*kLineH;
+		[bz moveToPoint: NSMakePoint(x, kSystemY)];
 		[bz lineToPoint: NSMakePoint(x, yy)];
 	}
-	}
 	[bz stroke];
 	[bz removeAllPoints];

@ -257,12 +251,10 @@ static float sFlatPos[] = {
 	//
 	[bz setLineWidth:0.0];
 	[[NSColor colorWithDeviceWhite:0.8f alpha:1.0f] set];
-	for (int system = 0; system<fNumSystems; ++system) {
-		float kLineY = [self systemY:system];
 	for (int measure = 0; measure<fMeasPerSystem; ++measure) {
 		const float mx	= fClefKeyW+measure*fMeasureW;
-			const float y0	= kLineY-2.0f*kLineH;
-			const float yy	= kLineY+6.0f*kLineH;
+		const float y0	= kSystemY-2.0f*kLineH;
+		const float yy	= kSystemY+6.0f*kLineH;
 		for (int group = 0; group < fGroups; ++group) {
 			for (int div = 0; div < fDivPerGroup; ++div) {
 				const float x = mx+(group*(fDivPerGroup+1)+div+1)*kNoteW;
@ -271,22 +263,19 @@ static float sFlatPos[] = {
 			}
 		}
 	}
-	}	
 	[bz stroke];

-	for (int system = 0; system<fNumSystems; ++system) {
-		float kLineY = [self systemY:system];
 	//
 	// Draw clef
 	//
 	[[self musicElement:kMusicGClef] 
-			compositeToPoint: NSMakePoint(kClefX, kLineY+kClefY)
+		compositeToPoint: NSMakePoint(kClefX, kSystemY+kClefY)
 		operation: NSCompositeSourceOver];
 	//
 	// Draw measure #
 	//
 	[[NSString stringWithFormat:@"%d", system*fMeasPerSystem+1]
-			drawAtPoint: NSMakePoint(kMeasNoX, kLineY+kMeasNoY)
+		drawAtPoint: NSMakePoint(kMeasNoX, kSystemY+kMeasNoY)
 		withAttributes: sMeasNoFont];
 	//
 	// Draw key (sharps & flats)
@ -295,7 +284,8 @@ static float sFlatPos[] = {
 		float x = kClefX+kClefW;
 		for (int i=0; i<prop.fKey; ++i) {
 			[[self musicElement:kMusicSharp] 
-					compositeToPoint: NSMakePoint(x, kLineY+sSharpPos[i]+kSharpY)
+				compositeToPoint: 
+					NSMakePoint(x, kSystemY+sSharpPos[i]+kSharpY)
 				operation: NSCompositeSourceOver];
 			x += kAccW;
 		}
@ -303,17 +293,31 @@ static float sFlatPos[] = {
 		float x = kClefX+kClefW;
 		for (int i=0; -i>prop.fKey; ++i) {
 			[[self musicElement: kMusicFlat] 
-					compositeToPoint: NSMakePoint(x, kLineY+sFlatPos[i]+kFlatY)
+				compositeToPoint: 
+					NSMakePoint(x, kSystemY+sFlatPos[i]+kFlatY)
 				operation: NSCompositeSourceOver];
 			x += kAccW;
 		}
 	}
-	}
+}

-	//
-	// Draw notes	
-	//
-	[self drawNotes];
+- (void)drawRect:(NSRect)rect
+{
+	if (fNeedsRecalc)
+		[self recalculateDimensions];
+
+	const float kLineW = fClefKeyW + fMeasPerSystem*fMeasureW;
+	for (int system = 0; system<fNumSystems; ++system) {
+		const float kSystemY = [self systemY:system];
+		if (!NSIntersectsRect(rect, 
+							  NSMakeRect(kLineX, kSystemY+kClefY, 
+										 kLineW, kSystemH-kClefY)
+		))
+			continue; // This system does not need to be drawn
+		[self drawGridForSystem:system];
+		[self drawNotesForSystem:system];
+		[self drawChordsForSystem:system];
+	}
 }

 - (IBAction) setKey:(id)sender
@ -358,4 +362,112 @@ static float sFlatPos[] = {
 			  forKey: @"fShowFieldEditor"];
 }

+const float kSemiFloor = -2.5f*kLineH;
+static int sSemiToPitch[] = {
+	53, // F
+	55,	57, // A
+	59, 60, // Middle C
+	62, 64, // E
+	65, 67, // G
+	69, 71, // B
+	72, 74, // D
+	76, 77, // F
+	79, 81, // A
+	83, 84, // C
+	86, 88  // E
+};
+
+- (VLRegion) findRegionForEvent:(NSEvent *) event
+{
+	fCursorPitch = VLNote::kNoPitch;
+
+	const VLProperties & 	prop = [self song]->fProperties.front();
+	NSPoint loc 	= [event locationInWindow];
+	loc 			= [self convertPoint:loc fromView:nil];
+
+	if (loc.y < 0.0f || loc.y >= fNumSystems*kSystemH)
+		return kRegionNowhere;
+
+	int system = fNumSystems - static_cast<int>(loc.y / kSystemH) - 1;
+	loc.y      = fmodf(loc.y, kSystemH);
+
+	loc.x -= fClefKeyW;
+	if (loc.x < 0.0f || loc.x >= fMeasPerSystem*fMeasureW)
+		return kRegionNowhere;
+	
+	int measure 	= static_cast<int>(loc.x / fMeasureW);
+	loc.x	   	   -= measure*fMeasureW;
+	int group	  	= static_cast<int>(loc.x / ((fDivPerGroup+1)*kNoteW));
+	loc.x		   -= group*(fDivPerGroup+1)*kNoteW;
+	int div			= static_cast<int>(roundf(loc.x / kNoteW))-1;
+	div				= std::min(std::max(div, 0), fDivPerGroup-1);
+	fCursorAt 		= VLFraction(div+group*fDivPerGroup, 4*prop.fDivisions);
+	fCursorMeasure	= measure+system*fMeasPerSystem;
+
+	if (loc.y >= kSystemY+kChordY)
+		return kRegionChord;
+	else if (loc.y < kSystemY+kLyricsY)
+		return kRegionLyrics;
+
+	loc.y		   -= kSystemY+kSemiFloor;
+	int semi		= static_cast<int>(roundf(loc.y / (0.5f*kLineH)));
+	fCursorPitch	= sSemiToPitch[semi];
+
+	return kRegionNote;
+}
+
+- (void) mouseMoved:(NSEvent *)event
+{
+   	if ([event modifierFlags] & NSAlphaShiftKeyMask)
+		return; // Keyboard mode, ignore mouse
+
+	bool hadCursor = fCursorPitch != VLNote::kNoPitch;
+	[self findRegionForEvent:event];
+	bool hasCursor = fCursorPitch != VLNote::kNoPitch;
+
+	[self setNeedsDisplay:(hadCursor || hasCursor)];
+}
+
+- (void) mouseEntered:(NSEvent *)event
+{
+	[[self window] setAcceptsMouseMovedEvents:YES];
+	[self mouseMoved:event];
+}
+
+- (void) mouseExited:(NSEvent *)event
+{
+	[[self window] setAcceptsMouseMovedEvents:NO];
+	[self mouseMoved:event];
+}
+
+- (void) mouseDown:(NSEvent *)event
+{
+	switch ([self findRegionForEvent:event]) {
+	case kRegionNote:
+		[self addNoteAtCursor];
+		break;
+	default:
+		break;
+	}
+}
+
+- (void) keyDown:(NSEvent *)event
+{
+	NSString * k = [event charactersIgnoringModifiers];
+	
+	switch ([k characterAtIndex:0]) {
+	case '\r':
+		[self startKeyboardCursor];
+		[self addNoteAtCursor];
+		break;
+	case ' ':
+		[self startKeyboardCursor];
+		VLSoundOut::Instance()->PlayNote(VLNote(1, fCursorPitch));
+		break;
+	case 'r':
+		fIsRest = !fIsRest;
+		break;
+	}
+}
+
@end
--- a/Sources/VLSheetViewChords.h
+++ b/Sources/VLSheetViewChords.h
@ -11,6 +11,10 @@
 - (IBAction) editChord:(id)sender;
 - (IBAction) doneEditingChord:(id)sender;

- (void) setupChords;
+- (void) drawChordsForSystem:(int)system;

@end
+
+// Local Variables:
+// mode:ObjC
+// End:
--- a/Sources/VLSheetViewChords.mm
+++ b/Sources/VLSheetViewChords.mm
@ -66,52 +66,31 @@
 	return s;
 }

- (void) setupChords
+- (void) drawChordsForSystem:(int)system
 {
-#if 0
 	const VLSong *			song 		= [self song];
-	const VLProperties & 	prop		= song->fProperties.front();
-	NSView *				chordView	= [chords contentView];
-
-	//	
-	// Delete old list of chord boxes
-	//
-	for (NSEnumerator * e = [[chordView subviews] objectEnumerator];
-		 NSView * subview = [e nextObject];
-	) 
-		[subview removeFromSuperview];
 	
 	//
 	// Build new list
 	//
-	NSFont * chordFont   = [NSFont controlContentFontOfSize: 14];
-	int beatsPerGroup = quarterBeats / groups;
-	for (int m = 0; m<visibleMeasures; ++m) {
-		const float x0 = clefKeyW+m*measureW;
-		int measure = firstMeasure+m;
-		VLChordList::const_iterator cCur = song->fMeasures[measure].fChords.begin();
-		VLChordList::const_iterator cEnd = song->fMeasures[measure].fChords.end();
+	for (int m = 0; m<fMeasPerSystem; ++m) {
+		int	measIdx = m+system*fMeasPerSystem;
+		if (measIdx >= song->CountMeasures())
+			break;
+		const VLMeasure		measure = song->fMeasures[measIdx];
+		const VLChordList &	chords	= measure.fChords;
 		VLFraction at(0);
-		for (int beat = 0; beat<quarterBeats; ++beat) {
-			const float x = x0+kNoteW*(beat*prop.fDivisions+(beat / beatsPerGroup)+0.5f);
-			NSRect f = NSMakeRect(x, 0, kChordW, kChordH);
-			NSButton * chord = [[NSButton alloc] initWithFrame: f];
-			[chordView addSubview: chord];
-			[chord setBordered: NO];
-			[chord setTarget: self];
-			[chord setAction: @selector(editChord:)];
-			[chord setTag: (measure << 8) | beat];
-			[chord setFont: chordFont];
-			[chord setTitle: @""];
-			while (cCur != cEnd && at < VLFraction(beat, 4)) 
-				at += (cCur++)->fDuration;
-			if (cCur != cEnd && at == VLFraction(beat, 4) && cCur->fPitch != VLNote::kNoPitch)
-				[chord setTitle: [self stringWithChord:*cCur]];
-			[chord release];
+		for (VLChordList::const_iterator chord = chords.begin();
+			 chord != chords.end();
+			 ++chord
+		) {
+			NSAttributedString * chordName 	= [self stringWithChord:*chord];
+			NSPoint				 chordLoc  	=
+				NSMakePoint(kClefX+kClefW+(m+at)*fMeasureW+0.5f*kNoteW, 
+							kSystemY+kChordY);
+			[chordName drawAtPoint:chordLoc];
 		}
 	}
-	[chords setNeedsDisplay: YES];
-#endif
 }

 - (IBAction) editChord:(id)sender
--- a/Sources/VLSheetViewInternal.h
+++ b/Sources/VLSheetViewInternal.h
@ -6,8 +6,8 @@
 //  Copyright 2006 __MyCompanyName__. All rights reserved.
 //

-const float kLineX		=  5;
-const float kLineH  	= 10;
+const float kLineX		=  5.0;
+const float kLineH  	= 10.0;
 const float kSystemH	= 15.0f*kLineH;
 const float kSystemY	=  3.0f*kLineH;
 const float kClefX		= 20.5f;
@ -21,8 +21,10 @@ const float kAccW		= 10.0f;
 const float kSharpY		=-15.0f;
 const float kFlatY		= -7.0f;
 const float kImgScale	= 0.04f;
+const float kChordY		=  7.0f*kLineH;
 const float kChordW		= 40.0f;
 const float kChordH		= 25.0f;
+const float kLyricsY	= -3.0*kLineH;
 const float kNoteX		=  7.0f;
 const float kNoteY		=  5.0f;
 const float kStemX		=  0.0f;
--- a/Sources/VLSheetViewNotes.h
+++ b/Sources/VLSheetViewNotes.h
@ -10,14 +10,11 @@

@interface VLSheetView (Notes)

- (void) mouseMoved:(NSEvent *)event;
- (void) mouseDown:(NSEvent *)event;
- (void) mouseEntered:(NSEvent *)event;
- (void) mouseExited:(NSEvent *)event;
-
- (void) drawNotes;
-
- (void) setNoteCursorMeasure:(int)measure at:(VLFraction)at pitch:(int)pitch;
- (void) hideNoteCursor;
+- (void) drawNotesForSystem:(int)system;
+- (void) addNoteAtCursor;

@end
+
+// Local Variables:
+// mode:ObjC
+// End:
--- a/Sources/VLSheetViewNotes.mm
+++ b/Sources/VLSheetViewNotes.mm
@ -15,112 +15,35 @@

@implementation VLSheetView (Notes)

-static int sSemiToPitch[] = {
-	53, // F
-	55,	57, // A
-	59, 60, // Middle C
-	62, 64, // E
-	65, 67, // G
-	69, 71, // B
-	72, 74, // D
-	76, 77, // F
-	79, 81, // A
-	83, 84, // C
-	86, 88  // E
-};
-
- (void) mouseMoved:(NSEvent *)event
+- (void) addNoteAtCursor
 {	
-   	if ([event modifierFlags] & NSAlphaShiftKeyMask)
-		return; // Keyboard mode, ignore mouse
-	const VLProperties & 	prop = [self song]->fProperties.front();
-	NSPoint loc 	= [event locationInWindow];
-	loc 			= [self convertPoint:loc fromView:nil];
+	if (fCursorMeasure > -1) {
+		VLNote	newNote(1, !fIsRest ? fCursorPitch : VLNote::kNoPitch);

-	loc.x	   	   -= fNoteRect.origin.x;
-	int measure 	= static_cast<int>(loc.x / fMeasureW);
-	loc.x	   	   -= measure*fMeasureW;
-	int group	  	= static_cast<int>(loc.x / ((fDivPerGroup+1)*kNoteW));
-	loc.x		   -= group*(fDivPerGroup+1)*kNoteW;
-	int div			= static_cast<int>(roundf(loc.x / kNoteW))-1;
-	div				= std::min(std::max(div, 0), fDivPerGroup-1);
-	VLFraction at(div+group*fDivPerGroup, 4*prop.fDivisions);
-
-	loc.y		   -= fNoteRect.origin.y;
-	int semi		= static_cast<int>(roundf(loc.y / (0.5f*kLineH)));
-	int pitch 		= sSemiToPitch[semi];
-
-	[self setNoteCursorMeasure:measure at:at pitch:pitch];
-}
-
- (void) addNoteAtCursor:(BOOL)isRest
-{	
-	if (fNoteCursorMeasure > -1) {
-		VLNote	newNote(1, !isRest ? fNoteCursorPitch : VLNote::kNoPitch);
-
-		[self song]->AddNote(newNote, fNoteCursorMeasure, fNoteCursorAt);
+		[self song]->AddNote(newNote, fCursorMeasure, fCursorAt);

 		[self setNeedsDisplay:YES];

 		VLSoundOut::Instance()->PlayNote(newNote);
+
+		fIsRest	= NO;
 	}
 }

- (void) mouseDown:(NSEvent *)event
-{
-	[self mouseMoved:event];
-	[self addNoteAtCursor: ([event modifierFlags] & NSShiftKeyMask) != 0];
-}
-
- (void) mouseEntered:(NSEvent *)event
-{
-	[[self window] setAcceptsMouseMovedEvents:YES];
-	[self mouseMoved:event];
-}
-
- (void) mouseExited:(NSEvent *)event
-{
-	[[self window] setAcceptsMouseMovedEvents:NO];
-   	if (!([event modifierFlags] & NSAlphaShiftKeyMask))
-		[self hideNoteCursor];
-}
-
 - (void) startKeyboardCursor
 {
-	if (fNoteCursorMeasure < 0) {
-		fNoteCursorMeasure	= 0;
-		fNoteCursorPitch		= VLNote::kMiddleC;
-		fNoteCursorAt		= VLFraction(0);
+	if (fCursorMeasure < 0) {
+		fCursorMeasure	= 0;
+		fCursorPitch	= VLNote::kMiddleC;
+		fCursorAt		= VLFraction(0);
 	}
 }

- (void) keyDown:(NSEvent *)event
-{
-	NSString * k = [event charactersIgnoringModifiers];
-	
-	switch ([k characterAtIndex:0]) {
-	case '\r':
-		[self startKeyboardCursor];
-		[self addNoteAtCursor];
-		break;
-	case ' ':
-		[self startKeyboardCursor];
-		VLSoundOut::Instance()->PlayNote(VLNote(1, fNoteCursorPitch));
-		break;
-	}
-}
-
- (void) hideNoteCursor
-{
-	fNoteCursorMeasure = -1;
-	[self setNeedsDisplay:YES];
-}
-
 - (void) drawNoteCursor
 {
 	NSPoint note = 
-		NSMakePoint([self noteXInMeasure:fNoteCursorMeasure at:fNoteCursorAt],
-					[self noteYWithPitch:fNoteCursorPitch]);
+		NSMakePoint([self noteXInMeasure:fCursorMeasure at:fCursorAt],
+					[self noteYInMeasure:fCursorMeasure withPitch:fCursorPitch]);
 	NSRect 	noteCursorRect =
 		NSMakeRect(note.x-kNoteX, note.y-kNoteY, 2.0f*kNoteX, 2.0f*kNoteY);
 	[[self musicElement:kMusicNoteCursor] 
@ -245,7 +168,7 @@ static int sSemiToPitch[] = {
 		  operation: NSCompositeSourceOver];
 }

- (void) drawNotes
+- (void) drawNotesForSystem:(int)system
 {
 	const VLSong 		*	song = [self song];
 	const VLProperties & 	prop = song->fProperties.front();
@ -253,8 +176,7 @@ static int sSemiToPitch[] = {
 	VLFraction				swung(3, prop.fDivisions*8, true);	// Which notes to swing
 	VLFraction				swingGrid(2*swung);					// Alignment of swing notes

-	for (int system = 0; system<fNumSystems; ++system) {
-		float kLineY = [self systemY:system];
+	float kSystemY = [self systemY:system];
 	for (int m = 0; m<fMeasPerSystem; ++m) {
 		int	measIdx = m+system*fMeasPerSystem;
 		if (measIdx >= song->CountMeasures())
@ -297,35 +219,21 @@ static int sSemiToPitch[] = {
 					[self drawNote:noteDur 
 						  at: NSMakePoint(
 								[self noteXInMeasure:m at:at],
-									kLineY+[self noteYWithPitch:pitch])
+								kSystemY+[self noteYWithPitch:pitch])
 						  tied:!first];
 				else 
 					[self drawRest:noteDur 
 						  at: NSMakePoint(
 							    [self noteXInMeasure:m at:at],
-									kLineY+[self noteYWithPitch:65])];
+								kSystemY+[self noteYWithPitch:65])];
 				dur	   -= partialDur;
 				at	   += partialDur;
 				first	= NO;
 			}
 		}
 	}
-	}
-	if (fNoteCursorMeasure > -1)
+	if (fCursorPitch != VLNote::kNoPitch && fCursorMeasure/fMeasPerSystem == system)
 		[self drawNoteCursor];
 }

- (void) setNoteCursorMeasure:(int)measure at:(VLFraction)at pitch:(int)pitch
-{
-	if (measure != fNoteCursorMeasure || at != fNoteCursorAt
-	 || pitch != fNoteCursorPitch
-	) {
-		fNoteCursorMeasure 	= measure;
-		fNoteCursorAt	  	= at;
-		fNoteCursorPitch	= pitch;
-
-		[self setNeedsDisplay:YES];
-	}
-}
-
@end
--- a/Vocalese.xcodeproj/neeri.mode1v3
+++ b/Vocalese.xcodeproj/neeri.mode1v3
@ -200,7 +200,47 @@
 			<key>Content</key>
 			<dict>
 				<key>PBXProjectModuleGUID</key>
-				<string>95B042FC0ACE431A00236B52</string>
+				<string>95DFE83A0AD105A300375606</string>
+				<key>PBXProjectModuleLabel</key>
+				<string>VLSheetView.mm</string>
+				<key>PBXSplitModuleInNavigatorKey</key>
+				<dict>
+					<key>Split0</key>
+					<dict>
+						<key>PBXProjectModuleGUID</key>
+						<string>95DFE83B0AD105A300375606</string>
+						<key>PBXProjectModuleLabel</key>
+						<string>VLSheetView.mm</string>
+						<key>_historyCapacity</key>
+						<integer>0</integer>
+						<key>bookmark</key>
+						<string>95DFE83E0AD105C900375606</string>
+						<key>history</key>
+						<array>
+							<string>95DFE8370AD1053A00375606</string>
+						</array>
+					</dict>
+					<key>SplitCount</key>
+					<string>1</string>
+				</dict>
+				<key>StatusBarVisibility</key>
+				<true/>
+			</dict>
+			<key>Geometry</key>
+			<dict>
+				<key>Frame</key>
+				<string>{{0, 20}, {763, 552}}</string>
+				<key>PBXModuleWindowStatusBarHidden2</key>
+				<false/>
+				<key>RubberWindowFrame</key>
+				<string>164 91 763 593 0 0 1024 746 </string>
+			</dict>
+		</dict>
+		<dict>
+			<key>Content</key>
+			<dict>
+				<key>PBXProjectModuleGUID</key>
+				<string>95D1F82E0AB694EC00EE6AC8</string>
 				<key>PBXProjectModuleLabel</key>
 				<string>&lt;No Editor&gt;</string>
 				<key>PBXSplitModuleInNavigatorKey</key>
@ -222,7 +262,7 @@
 			<key>Content</key>
 			<dict>
 				<key>PBXProjectModuleGUID</key>
-				<string>95B042FB0ACE431A00236B52</string>
+				<string>95D1F7FE0AB68C8C00EE6AC8</string>
 				<key>PBXProjectModuleLabel</key>
 				<string>&lt;No Editor&gt;</string>
 				<key>PBXSplitModuleInNavigatorKey</key>
@ -244,7 +284,73 @@
 			<key>Content</key>
 			<dict>
 				<key>PBXProjectModuleGUID</key>
-				<string>95B042F70ACE431A00236B52</string>
+				<string>95D1F8130AB6908400EE6AC8</string>
+				<key>PBXProjectModuleLabel</key>
+				<string>&lt;No Editor&gt;</string>
+				<key>PBXSplitModuleInNavigatorKey</key>
+				<dict/>
+				<key>StatusBarVisibility</key>
+				<true/>
+			</dict>
+			<key>Geometry</key>
+			<dict>
+				<key>Frame</key>
+				<string>{{0, 20}, {763, 552}}</string>
+				<key>PBXModuleWindowStatusBarHidden2</key>
+				<false/>
+				<key>RubberWindowFrame</key>
+				<string>186 75 763 593 0 0 1024 746 </string>
+			</dict>
+		</dict>
+		<dict>
+			<key>Content</key>
+			<dict>
+				<key>PBXProjectModuleGUID</key>
+				<string>95D1F8850AB69B6700EE6AC8</string>
+				<key>PBXProjectModuleLabel</key>
+				<string>&lt;No Editor&gt;</string>
+				<key>PBXSplitModuleInNavigatorKey</key>
+				<dict/>
+				<key>StatusBarVisibility</key>
+				<true/>
+			</dict>
+			<key>Geometry</key>
+			<dict>
+				<key>Frame</key>
+				<string>{{0, 20}, {763, 552}}</string>
+				<key>PBXModuleWindowStatusBarHidden2</key>
+				<false/>
+				<key>RubberWindowFrame</key>
+				<string>168 116 763 593 0 0 1024 746 </string>
+			</dict>
+		</dict>
+		<dict>
+			<key>Content</key>
+			<dict>
+				<key>PBXProjectModuleGUID</key>
+				<string>95D1F8660AB6970400EE6AC8</string>
+				<key>PBXProjectModuleLabel</key>
+				<string>&lt;No Editor&gt;</string>
+				<key>PBXSplitModuleInNavigatorKey</key>
+				<dict/>
+				<key>StatusBarVisibility</key>
+				<true/>
+			</dict>
+			<key>Geometry</key>
+			<dict>
+				<key>Frame</key>
+				<string>{{0, 20}, {763, 552}}</string>
+				<key>PBXModuleWindowStatusBarHidden2</key>
+				<false/>
+				<key>RubberWindowFrame</key>
+				<string>15 148 763 593 0 0 1024 746 </string>
+			</dict>
+		</dict>
+		<dict>
+			<key>Content</key>
+			<dict>
+				<key>PBXProjectModuleGUID</key>
+				<string>95D1F8310AB694EC00EE6AC8</string>
 				<key>PBXProjectModuleLabel</key>
 				<string>&lt;No Editor&gt;</string>
 				<key>PBXSplitModuleInNavigatorKey</key>
@ -288,7 +394,7 @@
 			<key>Content</key>
 			<dict>
 				<key>PBXProjectModuleGUID</key>
-				<string>95D1F8310AB694EC00EE6AC8</string>
+				<string>95B042F70ACE431A00236B52</string>
 				<key>PBXProjectModuleLabel</key>
 				<string>&lt;No Editor&gt;</string>
 				<key>PBXSplitModuleInNavigatorKey</key>
@ -310,73 +416,7 @@
 			<key>Content</key>
 			<dict>
 				<key>PBXProjectModuleGUID</key>
-				<string>95D1F8660AB6970400EE6AC8</string>
-				<key>PBXProjectModuleLabel</key>
-				<string>&lt;No Editor&gt;</string>
-				<key>PBXSplitModuleInNavigatorKey</key>
-				<dict/>
-				<key>StatusBarVisibility</key>
-				<true/>
-			</dict>
-			<key>Geometry</key>
-			<dict>
-				<key>Frame</key>
-				<string>{{0, 20}, {763, 552}}</string>
-				<key>PBXModuleWindowStatusBarHidden2</key>
-				<false/>
-				<key>RubberWindowFrame</key>
-				<string>15 148 763 593 0 0 1024 746 </string>
-			</dict>
-		</dict>
-		<dict>
-			<key>Content</key>
-			<dict>
-				<key>PBXProjectModuleGUID</key>
-				<string>95D1F8850AB69B6700EE6AC8</string>
-				<key>PBXProjectModuleLabel</key>
-				<string>&lt;No Editor&gt;</string>
-				<key>PBXSplitModuleInNavigatorKey</key>
-				<dict/>
-				<key>StatusBarVisibility</key>
-				<true/>
-			</dict>
-			<key>Geometry</key>
-			<dict>
-				<key>Frame</key>
-				<string>{{0, 20}, {763, 552}}</string>
-				<key>PBXModuleWindowStatusBarHidden2</key>
-				<false/>
-				<key>RubberWindowFrame</key>
-				<string>168 116 763 593 0 0 1024 746 </string>
-			</dict>
-		</dict>
-		<dict>
-			<key>Content</key>
-			<dict>
-				<key>PBXProjectModuleGUID</key>
-				<string>95D1F8130AB6908400EE6AC8</string>
-				<key>PBXProjectModuleLabel</key>
-				<string>&lt;No Editor&gt;</string>
-				<key>PBXSplitModuleInNavigatorKey</key>
-				<dict/>
-				<key>StatusBarVisibility</key>
-				<true/>
-			</dict>
-			<key>Geometry</key>
-			<dict>
-				<key>Frame</key>
-				<string>{{0, 20}, {763, 552}}</string>
-				<key>PBXModuleWindowStatusBarHidden2</key>
-				<false/>
-				<key>RubberWindowFrame</key>
-				<string>186 75 763 593 0 0 1024 746 </string>
-			</dict>
-		</dict>
-		<dict>
-			<key>Content</key>
-			<dict>
-				<key>PBXProjectModuleGUID</key>
-				<string>95D1F7FE0AB68C8C00EE6AC8</string>
+				<string>95B042FB0ACE431A00236B52</string>
 				<key>PBXProjectModuleLabel</key>
 				<string>&lt;No Editor&gt;</string>
 				<key>PBXSplitModuleInNavigatorKey</key>
@ -398,7 +438,7 @@
 			<key>Content</key>
 			<dict>
 				<key>PBXProjectModuleGUID</key>
-				<string>95D1F82E0AB694EC00EE6AC8</string>
+				<string>95B042FC0ACE431A00236B52</string>
 				<key>PBXProjectModuleLabel</key>
 				<string>&lt;No Editor&gt;</string>
 				<key>PBXSplitModuleInNavigatorKey</key>
@ -450,8 +490,6 @@
 			<key>Layout</key>
 			<array>
 				<dict>
-					<key>BecomeActive</key>
-					<true/>
 					<key>ContentConfiguration</key>
 					<dict>
 						<key>PBXBottomSmartGroupGIDs</key>
@ -497,7 +535,7 @@
 							<key>PBXSmartGroupTreeModuleOutlineStateSelectionKey</key>
 							<array>
 								<array>
-									<integer>10</integer>
+									<integer>9</integer>
 									<integer>1</integer>
 									<integer>0</integer>
 								</array>
@ -567,6 +605,8 @@
 							<string>0pt</string>
 						</dict>
 						<dict>
+							<key>BecomeActive</key>
+							<true/>
 							<key>ContentConfiguration</key>
 							<dict>
 								<key>PBXProjectModuleGUID</key>
@ -603,9 +643,9 @@
 			</array>
 			<key>TableOfContents</key>
 			<array>
-				<string>9529DCA60AD0E18200C9D67E</string>
+				<string>95DFE81B0AD0F18B00375606</string>
 				<string>1CE0B1FE06471DED0097A5F4</string>
-				<string>9529DCA70AD0E18200C9D67E</string>
+				<string>95DFE81C0AD0F18B00375606</string>
 				<string>1CE0B20306471E060097A5F4</string>
 				<string>1CE0B20506471E060097A5F4</string>
 			</array>
@ -739,23 +779,24 @@
 	<integer>5</integer>
 	<key>WindowOrderList</key>
 	<array>
-		<string>9529DCB30AD0E40700C9D67E</string>
-		<string>9529DCB40AD0E40700C9D67E</string>
-		<string>9529DCB50AD0E40700C9D67E</string>
-		<string>95D7BFC80AA6C1A500D5E02C</string>
-		<string>95D1F82E0AB694EC00EE6AC8</string>
-		<string>95D1F7FE0AB68C8C00EE6AC8</string>
-		<string>95D1F8130AB6908400EE6AC8</string>
-		<string>95D1F8850AB69B6700EE6AC8</string>
-		<string>95D1F8660AB6970400EE6AC8</string>
-		<string>95D1F8310AB694EC00EE6AC8</string>
-		<string>95B042FA0ACE431A00236B52</string>
-		<string>95B042F70ACE431A00236B52</string>
-		<string>95B042FB0ACE431A00236B52</string>
+		<string>95DFE82C0AD0F29C00375606</string>
+		<string>95DFE82D0AD0F29C00375606</string>
+		<string>95DFE82E0AD0F29C00375606</string>
 		<string>95B042FC0ACE431A00236B52</string>
+		<string>95B042FB0ACE431A00236B52</string>
+		<string>95B042F70ACE431A00236B52</string>
+		<string>95B042FA0ACE431A00236B52</string>
+		<string>95D1F8310AB694EC00EE6AC8</string>
+		<string>95D1F8660AB6970400EE6AC8</string>
+		<string>95D1F8850AB69B6700EE6AC8</string>
+		<string>95D1F8130AB6908400EE6AC8</string>
+		<string>95D1F7FE0AB68C8C00EE6AC8</string>
+		<string>95D1F82E0AB694EC00EE6AC8</string>
 		<string>1CD10A99069EF8BA00B06720</string>
-		<string>95D7BFC00AA6C1A500D5E02C</string>
+		<string>95D7BFC80AA6C1A500D5E02C</string>
 		<string>/Development/Vocalese/Vocalese.xcodeproj</string>
+		<string>95DFE83A0AD105A300375606</string>
+		<string>95D7BFC00AA6C1A500D5E02C</string>
 	</array>
 	<key>WindowString</key>
 	<string>167 326 690 397 0 0 1024 746 </string>
@ -774,14 +815,12 @@
 					<key>Dock</key>
 					<array>
 						<dict>
-							<key>BecomeActive</key>
-							<true/>
 							<key>ContentConfiguration</key>
 							<dict>
 								<key>PBXProjectModuleGUID</key>
 								<string>1CD0528F0623707200166675</string>
 								<key>PBXProjectModuleLabel</key>
-								<string>VLSheetViewNotes.mm</string>
+								<string>VLSheetView.mm</string>
 								<key>StatusBarVisibility</key>
 								<true/>
 							</dict>
@ -798,6 +837,8 @@
 							<string>293pt</string>
 						</dict>
 						<dict>
+							<key>BecomeActive</key>
+							<true/>
 							<key>ContentConfiguration</key>
 							<dict>
 								<key>PBXProjectModuleGUID</key>
@ -837,7 +878,7 @@
 			<key>TableOfContents</key>
 			<array>
 				<string>95D7BFC00AA6C1A500D5E02C</string>
-				<string>9529DCA80AD0E18200C9D67E</string>
+				<string>95DFE81D0AD0F18B00375606</string>
 				<string>1CD0528F0623707200166675</string>
 				<string>XCMainBuildResultsModuleGUID</string>
 			</array>
@ -957,13 +998,13 @@
 			<key>TableOfContents</key>
 			<array>
 				<string>1CD10A99069EF8BA00B06720</string>
-				<string>9529DCA90AD0E18200C9D67E</string>
+				<string>95DFE81E0AD0F18B00375606</string>
 				<string>1C162984064C10D400B95A72</string>
-				<string>9529DCAA0AD0E18200C9D67E</string>
-				<string>9529DCAB0AD0E18200C9D67E</string>
-				<string>9529DCAC0AD0E18200C9D67E</string>
-				<string>9529DCAD0AD0E18200C9D67E</string>
-				<string>9529DCAE0AD0E18200C9D67E</string>
+				<string>95DFE81F0AD0F18B00375606</string>
+				<string>95DFE8200AD0F18B00375606</string>
+				<string>95DFE8210AD0F18B00375606</string>
+				<string>95DFE8220AD0F18B00375606</string>
+				<string>95DFE8230AD0F18B00375606</string>
 			</array>
 			<key>ToolbarConfiguration</key>
 			<string>xcode.toolbar.config.debugV3</string>
@ -1090,6 +1131,8 @@
 					<key>Dock</key>
 					<array>
 						<dict>
+							<key>BecomeActive</key>
+							<true/>
 							<key>ContentConfiguration</key>
 							<dict>
 								<key>PBXProjectModuleGUID</key>
@ -1125,7 +1168,7 @@
 			<key>TableOfContents</key>
 			<array>
 				<string>95D7BFC80AA6C1A500D5E02C</string>
-				<string>9529DCB20AD0E40700C9D67E</string>
+				<string>95DFE82B0AD0F29400375606</string>
 				<string>1C78EAAC065D492600B07095</string>
 			</array>
 			<key>WindowString</key>
@ -1133,7 +1176,7 @@
 			<key>WindowToolGUID</key>
 			<string>95D7BFC80AA6C1A500D5E02C</string>
 			<key>WindowToolIsVisible</key>
-			<false/>
+			<true/>
 		</dict>
 		<dict>
 			<key>Identifier</key>
--- a/Vocalese.xcodeproj/neeri.pbxuser
+++ b/Vocalese.xcodeproj/neeri.pbxuser
@ -62,8 +62,12 @@
 					PBXFileDataSource_Warnings_ColumnID,
 				);
 			};
-			PBXPerProjectTemplateStateSaveDate = 181460906;
-			PBXWorkspaceStateSaveDate = 181460906;
+			PBXPerProjectTemplateStateSaveDate = 181465162;
+			PBXWorkspaceStateSaveDate = 181465162;
+		};
+		perUserProjectItems = {
+			95DFE8370AD1053A00375606 /* PBXBookmark */ = 95DFE8370AD1053A00375606 /* PBXBookmark */;
+			95DFE83E0AD105C900375606 /* PBXTextBookmark */ = 95DFE83E0AD105C900375606 /* PBXTextBookmark */;
 		};
 		sourceControlManager = 954D7413095406B2007D9571 /* Source Control */;
 		userBuildSettings = {
@ -155,9 +159,9 @@
 	};
 	952DCD77096BBB11001C2316 /* VLSheetViewChords.mm */ = {
 		uiCtxt = {
-			sepNavIntBoundsRect = "{{0, 0}, {703, 2114}}";
-			sepNavSelRange = "{4746, 0}";
-			sepNavVisRect = "{{0, 1851}, {703, 261}}";
+			sepNavIntBoundsRect = "{{0, 0}, {703, 1400}}";
+			sepNavSelRange = "{3987, 0}";
+			sepNavVisRect = "{{0, 1125}, {703, 261}}";
 			sepNavWindowFrame = "{{15, 92}, {763, 649}}";
 		};
 	};
@ -313,9 +317,9 @@
 	};
 	95B66657096BCA1F00FE18C9 /* VLSheetViewNotes.mm */ = {
 		uiCtxt = {
-			sepNavIntBoundsRect = "{{0, 0}, {703, 4130}}";
-			sepNavSelRange = "{1225, 0}";
-			sepNavVisRect = "{{0, 479}, {703, 261}}";
+			sepNavIntBoundsRect = "{{0, 0}, {703, 2534}}";
+			sepNavSelRange = "{5830, 0}";
+			sepNavVisRect = "{{0, 1499}, {703, 261}}";
 			sepNavWindowFrame = "{{38, 71}, {763, 649}}";
 		};
 	};
@ -332,7 +336,7 @@
 		hitCount = 0;
 		ignoreCount = 0;
 		lineNumber = 21;
-		modificationTime = 181461973.028078;
+		modificationTime = 181470420.561138;
 		state = 2;
 	};
 	95BDA15709540BF1009F9D65 /* VLSheetView.h */ = {
@ -345,10 +349,24 @@
 	};
 	95BDA15809540BF1009F9D65 /* VLSheetView.mm */ = {
 		uiCtxt = {
-			sepNavIntBoundsRect = "{{0, 0}, {703, 2814}}";
-			sepNavSelRange = "{8722, 0}";
-			sepNavVisRect = "{{0, 2553}, {703, 261}}";
+			sepNavIntBoundsRect = "{{0, 0}, {703, 3584}}";
+			sepNavSelRange = "{11149, 30}";
+			sepNavVisRect = "{{0, 3262}, {703, 261}}";
 			sepNavWindowFrame = "{{164, 35}, {763, 649}}";
 		};
 	};
+	95DFE8370AD1053A00375606 /* PBXBookmark */ = {
+		isa = PBXBookmark;
+		fRef = 95BDA15809540BF1009F9D65 /* VLSheetView.mm */;
+	};
+	95DFE83E0AD105C900375606 /* PBXTextBookmark */ = {
+		isa = PBXTextBookmark;
+		fRef = 95BDA15809540BF1009F9D65 /* VLSheetView.mm */;
+		name = "VLSheetView.mm: 394";
+		rLen = 0;
+		rLoc = 9493;
+		rType = 0;
+		vrLen = 1225;
+		vrLoc = 9100;
+	};
 }