Core Graphics is Apple's framework for low-level drawing operations on Mac OS X and iOS.
How I can substract one CGRect from another? I want the result R1 - R2 to be the largest subrectangle …
objective-c geometry core-graphics cgrectHow can I get PDF page width and height in iPad? Any document or suggestions on how I can find …
iphone ipad pdf core-graphics cgpdfdocumentI see that sometimes NSImage size is not real size (with some pictures) and CIImage size is always real. I …
macos cocoa core-graphics nsimageI'm trying to draw text in the centre of shapes in iOS, an example would be Microsoft Office's insert shape …
ios core-graphics core-text textkitSummary I'm working on a fairly straightforward 2D tower defense game for iOS. So far, I've been using Core Graphics …
iphone ios performance core-graphics quartz-2dMy question is very similar to this one Not drawing outside bounds when clipToBounds=NO which received no clear answer. …
iphone objective-c core-graphics drawrectI have been programming for two years on iOS and never on mac. I am working on a little utility …
ios macos core-graphics converter cgcontextI'm confusing CGLayer and CALayer. They look similar, so why are there separate implementations? What's the difference between, and compatibility …
cocoa core-graphics calayer cglayerWhen I draw lines and shapes etc I get the " current graphics context" in iOS. What exactly though is " current …
ios core-graphics uigraphicscontext graphicscontext uigraphicsimagerendererI would like to animate a straight line curving into a bezier curve (from "_" to "n"), is there a library …
ios core-graphics bezier uibezierpath nsbezierpath