+- (void)drawFullVolumeMarker
+{
+ NSRect frame = [self frame];
+
+ NSColor *drawingColor;
+ if (_usesBrightArtwork)
+ drawingColor = [[NSColor whiteColor] colorWithAlphaComponent:.8];
+ else
+ drawingColor = [[NSColor blackColor] colorWithAlphaComponent:.6];
+
+ NSBezierPath* bezierPath = [NSBezierPath bezierPath];
+
+ float fullVolPos = frame.size.width / 2.;
+ [bezierPath moveToPoint:NSMakePoint(fullVolPos, frame.size.height - 3.)];
+ [bezierPath lineToPoint:NSMakePoint(fullVolPos, 3.)];
+ [bezierPath closePath];
+
+ bezierPath.lineWidth = 1.;
+ [drawingColor setStroke];
+ [bezierPath stroke];
+ [drawingColor setFill];
+ [bezierPath fill];
+}
+