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I have a project that I am attempting to do and we want something similar to what the Apple store does. We thought it was a Quartz Composer interactive desktop but I\'ve been putting together an xcode
I have a custom UIView which is composed of many images, their positions are changing in response to the user touch.
I\'m creating an image offscreen using a context from CGBitmapContextCreate(). While drawing text, I tried to use the:
I\'m creating a CGImageRef out of, in one case, a TIFF file, through a CGImageSource, in another case raw bitmap data via a CGDataProvider and in another case, from a PDFPage via an NSImage. I need to
Greetings... I come in peace, shoot to kill... I have a container of type UIView (A Gr开发者_运维问答id) and add many sublayers to the layer of the UIView (CALayers representing cells within the grid
I have a PDFDocument (made up of PDFPages ofcourse) and I need a CGImageRef to stick into my IKImageView.
Good day all; I am trying to manually (not using sublayers) draw images within a CATiledLayer but it is not behaving as it should with the defined solution. I undertand that when you call \'CGContext
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.
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