Re: text orientation/positioning with layout manager
Re: text orientation/positioning with layout manager
- Subject: Re: text orientation/positioning with layout manager
- From: Douglas Davidson <email@hidden>
- Date: Mon, 31 Jan 2011 14:15:18 -0800
The layout manager expects to be drawing within a flipped context.
Douglas Davidson
On Jan 31, 2011, at 2:09 PM, Todd Heberlein wrote:
> I'm doing a simple experiment using NSTextStorage, NSLayoutManager, NSTextContainer to draw some text (I am basing this on the CircleView example because I want some of that orientation power later).
>
> I have found that when rendering the text using drawGlyphsForGlyphRange:atPoint:, I don't get the text where I expected. It is higher than I expect. Furthermore, when I draw a rectangle around the text (or try to) using the rectangle from usedRectForTextContainer:, the text is outside the rectangle (in short, the rectangle is where I expect it to be, but the text glyphs are not).
>
> Is there a secret incantation that I am missing?
>
> Thanks,
>
> Todd
>
> Basic code snippet:
>
> point = NSMakePoint(1.0, 1.0);
> glyphRange = [layoutManager glyphRangeForTextContainer:textContainer];
> usedRect = [layoutManager usedRectForTextContainer:textContainer];
> usedRect.origin = point;
>
> [layoutManager drawGlyphsForGlyphRange:glyphRange atPoint:point];
> [[NSBezierPath bezierPathWithRect: rect] stroke];
> _______________________________________________
>
> Cocoa-dev mailing list (email@hidden)
>
> Please do not post admin requests or moderator comments to the list.
> Contact the moderators at cocoa-dev-admins(at)lists.apple.com
>
> Help/Unsubscribe/Update your Subscription:
>
> This email sent to email@hidden
_______________________________________________
Cocoa-dev mailing list (email@hidden)
Please do not post admin requests or moderator comments to the list.
Contact the moderators at cocoa-dev-admins(at)lists.apple.com
Help/Unsubscribe/Update your Subscription:
This email sent to email@hidden