Re: fitting an NSBezierPath to a Rect
Re: fitting an NSBezierPath to a Rect
- Subject: Re: fitting an NSBezierPath to a Rect
- From: Alain Schartz <email@hidden>
- Date: Wed, 15 Aug 2007 23:20:20 -0700
I think you forgot [transform concat] after scale by ratio...
Alain
On Wednesday, August 15, 2007, at 11:22PM, "Alexander Cohen" <email@hidden> wrote:
>I'm trying to take an NSBezierPath that i did not create, and fit it
>in any rect and i need its bounds to start at 0,0. Here's some code i
>have but im not sure why this is not working. Can anyone help me out?
>
>NSAffineTransform* transform = [[NSAffineTransform alloc] init];
>NSRect bounds = [path bounds];
>NSRect viewRect = [view bounds];
>float ratio = 1.0;
>
>// move the pat to (0,0)
>[transform translateXBy:-bounds.origin.x yBy:-bounds.origin.y];
>
>// get the ratio
>ratio = MIN( viewRect.size.width/bounds.size.width,
>viewRect.size.height/bounds.size.height );
>
>// scale by ratio
>[transform scaleBy:ratio];
>
>// set the transform
>[path transformUsingAffineTransform:transform];
>
>[transform release];
>
>thanks
>AC
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