Re: How do I make a screensaver that draws pictures?
Re: How do I make a screensaver that draws pictures?
- Subject: Re: How do I make a screensaver that draws pictures?
- From: "Jeff Galyan" <email@hidden>
- Date: Sun, 30 Dec 2001 17:23:03 -0700
Download Matrix from
http://www.anamorphic.com. The source is included.
You'll want to pay special attention to the calls to [NSImage
compositeToPoint: fromRect:].
--Jeff
On 12/30/01 3:54 PM, "Taxxodium" <email@hidden> wrote:
>
I'm trying to make a screensaver using the tutorial on cocoadevcentral. But
>
instead of drawing shapes, I wanna be able to draw pictures and perhaps move
>
then. Can anyone tell me how do that?
>
>
SO far I have this, but doesn't do anything:
>
>
- (void)animateOneFrame
>
{
>
NSImage *image;
>
NSRect myRect;
>
NSSize mySize;
>
>
image = [[NSImage imageNamed:@"mypict.jpg"] copy];
>
>
mySize = [image size];
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myRect.origin.x = 0;
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myRect.origin.y = 0;
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myRect.size = mySize;
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[image lockFocus];
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[image drawInRect:[self bounds] fromRect:myRect
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operation:NSCompositeCopy fraction:0.5];
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[image unlockFocus];
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}
>
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