I am using CATiledlayers and UIScrollviews to draw CGPaths at different levels of detail. I am drawing big pictures (4000x4000). On the iPhone the image gets distorted for these large pictures.
I\'m adding a CATiledLayer backed UIView in UIScrollView. When the view is first loaded, I\'m trying to fit the UIView, by setting the zoomScale of UIScrollView - this fits the UIView and the layered
Greetings, I\'m working on an application inspired by the \"ZoomingPDFViewer\" example that comes with the iOS SDK. At some point I found the following bit of code:
My view has a CATiledLayer. The view controller has custom zooming behavior, so on -scrollViewDidEndZooming every tile needs to be redrawn. But, even though -setNeedsDisplay is being called on the lay
How can i detect the touch (x,y) of my pdf rendered in the ScrollView. To be clear: I want th开发者_StackOverflowe x,y of the pdf not of the screen.
I\'m contemplating how to offload the drawing of a very large Core Data tree structure to CATiledLayer. CATiledLayer seems to be awesome because it performs drawing on a background thread and then fad
I have a UIView within a UIScrollView that contains many UIView subviews. Each of these subviews has a CATiledLayer layer. In addition, I have a magnifying loupe functionality that draws the container
I am trying to implement my own map engine by using CATiledLayer + UIScrollView. In drawLayer:inContext: method of my implementation, if I have a certain tile image needed for the current bounding bo
In iOS 4.0 and later is there a way to segment a CGImage without loading the entire image into memory? What I am attempting to do is * programmatically* segment an image for use in a CATil开发者_高级运
I\'m trying to make a simple image viewer for viewing the full resolution image of an ALAssetRepresentation. It turns out it\'s not quite that simple.
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