2014/10/15 下午 10:05:50

iphone Programming Glossary: currenttouch

http://stackoverflow.com/questions/14053563/how-to-unerase-the-erased-uiimage

self.editedImageView void touchesMoved NSSet touches withEvent UIEvent event UITouch touch touches anyObject currentTouch touch locationInView self.editedImageView CGFloat brushSize if isEraser brushSize eraser else brushSize mark CGColorRef.. CGContextBeginPath context CGContextMoveToPoint context lastTouch.x lastTouch.y CGContextAddLineToPoint context currentTouch.x currentTouch.y CGContextStrokePath context self.editedImageView.image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext.. context CGContextMoveToPoint context lastTouch.x lastTouch.y CGContextAddLineToPoint context currentTouch.x currentTouch.y CGContextStrokePath context self.editedImageView.image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..

A question on how to Get data from plist & how should it be layout

http://stackoverflow.com/questions/1605310/a-question-on-how-to-get-data-from-plist-how-should-it-be-layout

now i have manage to detect users touches made on my view with random image call out thanks to phytonquick . CGPoint currentTouchLocation currentTouch locationInView self Im having trouble now on how to compare the value i got from the users touches.. detect users touches made on my view with random image call out thanks to phytonquick . CGPoint currentTouchLocation currentTouch locationInView self Im having trouble now on how to compare the value i got from the users touches made on the random image.. CGPointMake lastXCoordinate floatValue lastYCoordinate floatValue CGFloat distanceBetweenTouches self distanceBetween currentTouchLocation and 1stTouchLocation if distanceBetweenTouches 20 do something here NSLog @ You hit it. Also I dont know on how..

Drawing bezier curves with my finger in iOS?

http://stackoverflow.com/questions/4672646/drawing-bezier-curves-with-my-finger-in-ios

@interface BezierView UIView CGPoint startPt endPt cPt1 cPt2 UInt8 state UIBezierPath curvePath @private UITouch currentTouch @property nonatomic retain UIBezierPath curvePath @end BezierView.m @interface BezierView @dynamic curvePath UIBezierPath.. rect UIBezierPath path self.curvePath if path path stroke void touchesBegan NSSet touches withEvent UIEvent event if currentTouch return if state BezierStateNone state BezierStateDefiningLine currentTouch touches anyObject startPt currentTouch locationInView.. NSSet touches withEvent UIEvent event if currentTouch return if state BezierStateNone state BezierStateDefiningLine currentTouch touches anyObject startPt currentTouch locationInView self else if state BezierStateDefiningCP1 currentTouch touches anyObject..

Rotate a Sprite on a bezier path with touch - Cocos2D/Box2D

http://stackoverflow.com/questions/7494795/rotate-a-sprite-on-a-bezier-path-with-touch-cocos2d-box2d

firstRotateAngle CGPoint vector ccpSub touchingPoint _arrow.position CGFloat rotateAngle ccpToAngle vector CGFloat currentTouch CC_RADIANS_TO_DEGREES rotateAngle keep adding the difference of the two angles to the dial rotation arrowRotation currentTouch.. CC_RADIANS_TO_DEGREES rotateAngle keep adding the difference of the two angles to the dial rotation arrowRotation currentTouch previousTouch For example I have a ball sitting on the ground and an arrow right above it. When you touch the screen and..