I have a method that returns NSData from a CGPathRef like so ... + (NSData *) createPDFDataWithCGPath: (CGPathRef) path mediaBox: (CGRect) mediaBox
I scale UIBezierPath (built of one [0,0 - 1x1] rect) by factor 2 in both x and y directions. UIBezierPath \".bounds\" is alright (i.e. scaled as expected), while \".CGPath\" remains unchanged...
Today we are drawing polygons on a MKMapView. We use the following pseudocode to draw polygons. CGContextMoveToPoint
I have an arbitrary CGPath and I\'d like to find it\'s geographic center. I can get the path bounding box with CGPathGetPathBoundingBox and then find the center of that box. But is there a better way
I have a CGPathRef for an oddly shaped polygon. I need to apply an alpha to the area outside of this path. This is pretty straightforward.
I want to put several dynamically drawn polygon in a UIView and make each 开发者_开发百科of such polygon draggable. Should I put each dynamically drawn polygon in a subview and add that to a UIView (W
This is a very much daunting challenge I have ever faced. Im drawing lines when the finger is moved. The lines are created such that they bypass the imageviewspresnt in my drawingview. I`m using below
I have a series of paths, mostly straight lines, or almost straight lines. I\'d like to categorize them as horizontal, vertical, diagonal, and also the direction in which they are drawn (up->down, dow
I\'m trying to build a interface that the user can move his finger around the screen an a list of images moves along a path. The idea is that the images center nevers leaves de path.
I have a image which is animating all over screen randomly using image layer addAnimation. I have added a开发者_C百科round 15 points using CGPathAddLineToPoint.
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