Re: Transparent divider

FROM : Benjamin Stiglitz
DATE : Fri Nov 02 18:46:37 2007

> I see a black vertical line even with isOpaque is NO.
> Is a way to draw it as transparent?
>
> - (void)drawDividerInRect:(NSRect)aRect
> {
>    [[NSColor clearColor] set];
>    NSRectFill(lineRect);
> }


NSRectFill(x) is the same as NSRectFillUsingOperation(x, 
NSCompositeCopy), which won’t use the alpha data. You should be using 
the NSCompositeSourceOver compositing operation instead.

-Ben_______________________________________________

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