2014/10/15 下午 10:12:24

iphone Programming Glossary: oval

Drag UIView around Shape Comprised of CGMutablePaths

http://stackoverflow.com/questions/13664615/drag-uiview-around-shape-comprised-of-cgmutablepaths

UIView around Shape Comprised of CGMutablePaths I have a simple oval shape comprised of CGMutablePaths from which I'd like the user to be able to drag an object around it. Just wondering how.. physics or is there some simple built in way that will allow me to do this IE the user drags this object around the oval and it orbits it. iphone ios cocoa touch share improve this question This is an interesting problem. We want to drag.. is an interesting problem. We want to drag an object but constrain it to lie on a CGPath . You said you have 𦡞 simple oval shape but that's boring. Let's do it with a figure 8. It'll look like this when we're done So how do we do this Given an..

UIImage with transparent rounded corners

http://stackoverflow.com/questions/4885713/uiimage-with-transparent-rounded-corners

pool release return newImage autorelease void addRoundedRectToPath CGContextRef context rect CGRect rect width float ovalWidth height float ovalHeight float fw fh If the width or height of the corner oval is zero then it reduces to a right angle.. autorelease void addRoundedRectToPath CGContextRef context rect CGRect rect width float ovalWidth height float ovalHeight float fw fh If the width or height of the corner oval is zero then it reduces to a right angle so instead of a rounded.. rect CGRect rect width float ovalWidth height float ovalHeight float fw fh If the width or height of the corner oval is zero then it reduces to a right angle so instead of a rounded rectangle we have an ordinary one. if ovalWidth 0 ovalHeight..

How to crop UIImage on oval shape or circle shape?

http://stackoverflow.com/questions/6530573/how-to-crop-uiimage-on-oval-shape-or-circle-shape

to crop UIImage on oval shape or circle shape Please give ideas for how to crop UIImage on oval shape or circle shape. Please guide me. iphone.. to crop UIImage on oval shape or circle shape Please give ideas for how to crop UIImage on oval shape or circle shape. Please guide me. iphone ios4 share improve this question `#import QuartzCore QuartzCore.h `..

How to draw an oval speech bubble programmatically on iPhone?

http://stackoverflow.com/questions/7509348/how-to-draw-an-oval-speech-bubble-programmatically-on-iphone

to draw an oval speech bubble programmatically on iPhone The technique shown in a similar question is a rectangular bubble. How to draw.. programmatically on iPhone The technique shown in a similar question is a rectangular bubble. How to draw one in an oval shape i.e. � � � iphone objective c core graphics share improve this question I would do it in two iterations. First.. CGContextSetRGBFillColor ctx 0.0 0.0 1.0 1.0 CGContextFillEllipseInRect ctx CGRectMake 0.0 0.0 70.0 50.0 oval shape CGContextBeginPath ctx CGContextMoveToPoint ctx 8.0 40.0 CGContextAddLineToPoint ctx 6.0 50.0 CGContextAddLineToPoint..