Good day all; I am not sure what has changed to prevent this from working. On iOS 3 SDK, the following code worked fine in a CATiledLayer class:
I posted this elsewhere bus was unable to get help. So basically I\'m trying to make it so the user can \"draw\" an Image onto a view. The way I\'m trying to accomplish this is by every 9ish pixel of
I tried to write a similar hand drawing app. But the line drawing is always a little slow. If you\'d writte开发者_如何学运维n a similar app and got the line drawing optimized, please explain a bit.
I\'m curious as to the \'proper\' method for achieving the following functionality using Quarts2D: I want to have a view, and to be able to add a circle at any coordinate. As soon as I add the circle
[infoText drawInRect:CGRectMake(10, 10, 310, 40) withFont:infoTextFont lineBreakMode:UILineBreakModeWordWrap];
I am trying to create thumb images for every pdf page in PDF document and place it in a UISCrollVIew. I have succeeded in this, but scrolling is not so smooth as I want when it\'s too fast.
I have a UIScrollView that contains a subview that I want to fill with a texture. - (void)drawRect:(CGRect)rect {
I\'ve been at this for awhile, it seems that there\'s many ways to go about this in quartz 2d: 1) Draw text using core graphics methods...
I\'d like to create a fade out affect with one of my bitmap contexts that I use to draw a static image in one of my views.What\'s an easy way to adjust the overall opacity of the bitmap context on the
I\'m trying to work out what the best way to draw over the top of all other items on the screen on OS X. I don\'t want to impede the user\'s ability to interact with their applications, but want to \'
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