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Re: How do I make a screensaver that draws pictures?

Subject: Re: How do I make a screensaver that draws pictures?
From: David Remahl <email@hidden>
Date: Mon, 31 Dec 2001 00:10:08 +0100
User-agent: Microsoft-Entourage/10.0.0.1309

> 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];
>
> myRect.origin.x = 0;
> myRect.origin.y = 0;
> myRect.size = mySize;
>
> [image lockFocus];
> [image drawInRect:[self bounds] fromRect:myRect
> operation:NSCompositeCopy fraction:0.5];
> [image unlockFocus];
> }

Skip the lockFocus part and I think you should be fine...The focus should be
locked on the target. ie the screen saver view. That is done for you.

/ david

References:
	>How do I make a screensaver that draws pictures? (From: Taxxodium <email@hidden>)

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