2014/10/15 下午 10:05:04

iphone Programming Glossary: cgpathmovetopoint

What is the best way to make a bouncing ball animation with infinite loop on iPhone?

http://stackoverflow.com/questions/1052878/what-is-the-best-way-to-make-a-bouncing-ball-animation-with-infinite-loop-on-iph

NO Create the path for the bounces CGMutablePathRef thePath CGPathCreateMutable Start the path at my current location CGPathMoveToPoint thePath NULL bird.center.x bird.center.y CGPathAddLineToPoint thePath NULL 20 500.0 very cool path system. CGMutablePathRef.. CGPathAddLineToPoint thePath NULL 20 500.0 very cool path system. CGMutablePathRef thePath CGPathCreateMutable CGPathMoveToPoint thePath NULL 74.0 74.0 CGPathAddCurveToPoint thePath NULL 74.0 500.0 320.0 500.0 320.0 74.0 CGPathAddCurveToPoint thePath..

Animating the drawing of a line

http://stackoverflow.com/questions/10603391/animating-the-drawing-of-a-line

the following way .h CAShapeLayer rootLayer CAShapeLayer lineLayer CGMutablePathRef path .m path CGPathCreateMutable CGPathMoveToPoint path nil self.frame.size.width 2 100 260 CGPathAddLineToPoint path nil self.frame.size.width 2 100.0 260 CGPathCloseSubpath..

How to erase finger paint on Custom UIView in iPhone

http://stackoverflow.com/questions/11132546/how-to-erase-finger-paint-on-custom-uiview-in-iphone

self setNeedsDisplay void drawRect CGRect rect NSLog @ drawRect CGContextRef context UIGraphicsGetCurrentContext CGPathMoveToPoint path NULL previousPoint.x previousPoint.y CGPathAddLineToPoint path NULL lastPoint.x lastPoint.y CGContextAddPath context..

How can I animate the movement of a view or image along a curved path?

http://stackoverflow.com/questions/1142727/how-can-i-animate-the-movement-of-a-view-or-image-along-a-curved-path

in last tab use CGPoint endPoint CGPointMake 320 40.0f 480.0f CGMutablePathRef curvedPath CGPathCreateMutable CGPathMoveToPoint curvedPath NULL viewOrigin.x viewOrigin.y CGPathAddCurveToPoint curvedPath NULL endPoint.x viewOrigin.y endPoint.x viewOrigin.y..

Animating a shape with CoreAnimation

http://stackoverflow.com/questions/1767401/animating-a-shape-with-coreanimation

CGContextRef ctx UIGraphicsGetCurrentContext CGContextClearRect ctx rect CGMutablePathRef path CGPathCreateMutable CGPathMoveToPoint path NULL 10.0f 200.0f CGPathAddCurveToPoint path NULL cp1x cp1y cp2x cp2y 300.0f 200.0f CGPathAddLineToPoint path NULL.. points 1 and 2 CGContextBeginPath ctx CGContextSetRGBStrokeColor ctx 1 0 0 1 CGMutablePathRef cp1 CGPathCreateMutable CGPathMoveToPoint cp1 NULL cp1x cp1y CGPathAddLineToPoint cp1 NULL cp2x cp2y CGPathCloseSubpath cp1 CGContextAddPath ctx cp1 CGContextStrokePath..

How do I translate parabolically?

http://stackoverflow.com/questions/1886158/how-do-i-translate-parabolically

NO CGPoint endPoint CGPointMake 480.0f 30.0f 40.0f CGMutablePathRef curvedPath CGPathCreateMutable CGPathMoveToPoint curvedPath NULL viewOrigin.x viewOrigin.y CGPathAddCurveToPoint curvedPath NULL endPoint.x viewOrigin.y endPoint.x viewOrigin.y..

Smoothing a rounded stroke in Core Graphics

http://stackoverflow.com/questions/2181279/smoothing-a-rounded-stroke-in-core-graphics

CGRectGetMaxX rect CGFloat miny CGRectGetMinY rect maxy CGRectGetMaxY rect CGMutablePathRef path CGPathCreateMutable CGPathMoveToPoint path NULL minx miny CGPathAddArcToPoint path NULL minx maxy midx maxy kDefaultMargin CGPathAddArcToPoint path NULL maxx..

Is it possible to successful animate a moving UIButton?

http://stackoverflow.com/questions/3568868/is-it-possible-to-successful-animate-a-moving-uibutton

help of some sample code the path isn't important it's just an example CGMutablePathRef thePath CGPathCreateMutable CGPathMoveToPoint thePath NULL 15.0f 15.f CGPathAddCurveToPoint thePath NULL 15.f 250.0f 295.0f 250.0f 295.0f 15.0f CAKeyframeAnimation..

How to make a CATransform3dMakeRotation rotate the other way? And chain together

http://stackoverflow.com/questions/3799194/how-to-make-a-catransform3dmakerotation-rotate-the-other-way-and-chain-together

flips about the x axis at these points. But x and z work great. So close CGMutablePathRef thePath CGPathCreateMutable CGPathMoveToPoint thePath NULL CGRectGetMidX self.view.bounds 2 CGRectGetMidY self.view.bounds 2 3 CGPathAddCurveToPoint thePath NULL CGRectGetMidX..

UIView shake animation

http://stackoverflow.com/questions/3844557/uiview-shake-animation

CAKeyframeAnimation animation CGRect frame lockView.frame CGMutablePathRef shakePath CGPathCreateMutable CGPathMoveToPoint shakePath NULL CGRectGetMinX frame CGRectGetMinY frame for int index 0 index numberOfShakes index CGPathAddLineToPoint shakePath..

Inner shadow effect on UIView layer?

http://stackoverflow.com/questions/4431292/inner-shadow-effect-on-uiview-layer

as your want CGMutablePathRef visiblePath CGPathCreateMutable CGRect innerRect CGRectInset bounds radius radius CGPathMoveToPoint visiblePath NULL innerRect.origin.x bounds.origin.y CGPathAddLineToPoint visiblePath NULL innerRect.origin.x innerRect.size.width..

Applying a Gradient to CAShapeLayer

http://stackoverflow.com/questions/4733966/applying-a-gradient-to-cashapelayer

4 gradientMask.frame CGRectMake 0 0 v.bounds.size.width v.bounds.size.height CGMutablePathRef t CGPathCreateMutable CGPathMoveToPoint t NULL 0 0 CGPathAddLineToPoint t NULL v.bounds.size.width v.bounds.size.height gradientMask.path t CAGradientLayer gradientLayer..

Why is UIBezierPath faster than Core Graphics path?

http://stackoverflow.com/questions/6327817/why-is-uibezierpath-faster-than-core-graphics-path

ctx UIGraphicsGetCurrentContext Create the two paths cgpath and uipath. CGMutablePathRef cgpath CGPathCreateMutable CGPathMoveToPoint cgpath NULL 0 100 UIBezierPath uipath UIBezierPath alloc init uipath moveToPoint CGPointMake 0 200 Add 200 curve segments.. ctx UIGraphicsGetCurrentContext Create the two paths cgpath and uipath. CGMutablePathRef cgpath CGPathCreateMutable CGPathMoveToPoint cgpath NULL 0 100 UIBezierPath uipath UIBezierPath alloc init uipath moveToPoint CGPointMake 0 200 Add 200 curve segments..

How to know the current position of circle while it is rotating on custom route path?

http://stackoverflow.com/questions/8192018/how-to-know-the-current-position-of-circle-while-it-is-rotating-on-custom-route

kCAFillModeForwards pathAnimation.removedOnCompletion YES CGMutablePathRef curvedPath CGPathCreateMutable CGPathMoveToPoint curvedPath NULL b1 b2 NSLog @ @ finalpath description for int i 0 i finalpath.count i int j finalpath objectAtIndex i intValue..

Move a UIImageView

http://stackoverflow.com/questions/862084/move-a-uiimageview

kCAFillModeForwards pathAnimation.removedOnCompletion NO CGMutablePathRef pointPath CGPathCreateMutable CGPathMoveToPoint pointPath NULL viewOrigin.x viewOrigin.y CGPathAddLineToPoint pointPath NULL point1.x point1.y CGPathAddLineToPoint pointPath..

iPhone, Map, Clickable non-rectangular areas

http://stackoverflow.com/questions/870631/iphone-map-clickable-non-rectangular-areas

are these regions defined If you can get the point data then create a CGPath using CGPathRef path CGPathCreateMutable CGPathMoveToPoint path null xpoints 0 ypoints 0 for int i 1 i numpoints i CGPathAddLineToPoint path null xpoints i ypoints i CGPathCloseSubpath..

Facebook like login screen and validation(Window Shake Effect) [closed]

http://stackoverflow.com/questions/9447281/facebook-like-login-screen-and-validationwindow-shake-effect

0.04f CAKeyframeAnimation shakeAnimation CAKeyframeAnimation animation CGMutablePathRef shakePath CGPathCreateMutable CGPathMoveToPoint shakePath NULL NSMinX frame NSMinY frame int index for index 0 index numberOfShakes index CGPathAddLineToPoint shakePath..