> You need to dissociate drawing from data collection. Your view's
> implementation of -drawRect: should simply draw whatever the current
> state is. It might be something as simple as this:
>
> - (void)drawRect:(NSRect)dirtyRect {
> for (DataPoint *p in [modelObject dataPoints])
> [self drawDataPoint:p];
> }
But I have. My drawRect: is simply as follows.
- (void) drawRect:(NSRect) rect
{
NSRect bounds = [self bounds];
[[NSColor blackColor] setFill];
[NSBezierPath fillRect:bounds];
[self drawAxes];
[self drawError];
return;
}
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