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2014/10/15 ¤U¤È 10:05:04
iphone Programming Glossary: cgpathaddlinetopointWhat 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 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 thePath CGPathCreateMutable CGPathMoveToPoint thePath NULL..
Animating the drawing of a line http://stackoverflow.com/questions/10603391/animating-the-drawing-of-a-line 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 path self.rootLayer CALayer layer rootLayer.frame self.bounds..
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 drawRect CGContextRef context UIGraphicsGetCurrentContext CGPathMoveToPoint path NULL previousPoint.x previousPoint.y CGPathAddLineToPoint path NULL lastPoint.x lastPoint.y CGContextAddPath context path CGContextSetLineWidth context 5 UIColor blueColor setStroke..
Animating a shape with CoreAnimation http://stackoverflow.com/questions/1767401/animating-a-shape-with-coreanimation CGPathMoveToPoint path NULL 10.0f 200.0f CGPathAddCurveToPoint path NULL cp1x cp1y cp2x cp2y 300.0f 200.0f CGPathAddLineToPoint path NULL 300.0f 300.0f CGPathAddLineToPoint path NULL 10.0f 300.0f CGPathCloseSubpath path CGContextSetFillColorWithColor.. 200.0f CGPathAddCurveToPoint path NULL cp1x cp1y cp2x cp2y 300.0f 200.0f CGPathAddLineToPoint path NULL 300.0f 300.0f CGPathAddLineToPoint path NULL 10.0f 300.0f CGPathCloseSubpath path CGContextSetFillColorWithColor ctx UIColor blueColor .CGColor CGContextAddPath.. 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 ctx void adjustWave UIView beginAnimations..
Logging to a file on the iPhone http://stackoverflow.com/questions/202299/logging-to-a-file-on-the-iphone
http://stackoverflow.com/questions/3844557/uiview-shake-animation CGPathMoveToPoint shakePath NULL CGRectGetMinX frame CGRectGetMinY frame for int index 0 index numberOfShakes index CGPathAddLineToPoint shakePath NULL CGRectGetMinX frame frame.size.width vigourOfShake CGRectGetMinY frame CGPathAddLineToPoint shakePath NULL.. index CGPathAddLineToPoint shakePath NULL CGRectGetMinX frame frame.size.width vigourOfShake CGRectGetMinY frame CGPathAddLineToPoint shakePath NULL CGRectGetMinX frame frame.size.width vigourOfShake CGRectGetMinY frame CGPathCloseSubpath shakePath shakeAnimation.path..
Inner shadow effect on UIView layer? http://stackoverflow.com/questions/4431292/inner-shadow-effect-on-uiview-layer innerRect CGRectInset bounds radius radius CGPathMoveToPoint visiblePath NULL innerRect.origin.x bounds.origin.y CGPathAddLineToPoint visiblePath NULL innerRect.origin.x innerRect.size.width bounds.origin.y CGPathAddArcToPoint visiblePath NULL bounds.origin.x.. NULL bounds.origin.x bounds.size.width bounds.origin.y bounds.origin.x bounds.size.width innerRect.origin.y radius CGPathAddLineToPoint visiblePath NULL bounds.origin.x bounds.size.width innerRect.origin.y innerRect.size.height CGPathAddArcToPoint visiblePath.. bounds.origin.y bounds.size.height innerRect.origin.x innerRect.size.width bounds.origin.y bounds.size.height radius CGPathAddLineToPoint visiblePath NULL innerRect.origin.x bounds.origin.y bounds.size.height CGPathAddArcToPoint visiblePath NULL bounds.origin.x..
Applying a Gradient to CAShapeLayer http://stackoverflow.com/questions/4733966/applying-a-gradient-to-cashapelayer 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 CAGradientLayer layer..
http://stackoverflow.com/questions/862084/move-a-uiimageview NO CGMutablePathRef pointPath CGPathCreateMutable CGPathMoveToPoint pointPath NULL viewOrigin.x viewOrigin.y CGPathAddLineToPoint pointPath NULL point1.x point1.y CGPathAddLineToPoint pointPath NULL point2.x point2.y CGPathAddLineToPoint pointPath NULL.. CGPathMoveToPoint pointPath NULL viewOrigin.x viewOrigin.y CGPathAddLineToPoint pointPath NULL point1.x point1.y CGPathAddLineToPoint pointPath NULL point2.x point2.y CGPathAddLineToPoint pointPath NULL point3.x point3.y pathAnimation.path pointPath CGPathRelease.. CGPathAddLineToPoint pointPath NULL point1.x point1.y CGPathAddLineToPoint pointPath NULL point2.x point2.y CGPathAddLineToPoint pointPath NULL point3.x point3.y pathAnimation.path pointPath CGPathRelease pointPath imageView.layer addAnimation pathAnimation..
iPhone, Map, Clickable non-rectangular areas http://stackoverflow.com/questions/870631/iphone-map-clickable-non-rectangular-areas 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 path Then whenever the user touches for each region check whether it contains..
Facebook like login screen and validation(Window Shake Effect) [closed] http://stackoverflow.com/questions/9447281/facebook-like-login-screen-and-validationwindow-shake-effect CGPathMoveToPoint shakePath NULL NSMinX frame NSMinY frame int index for index 0 index numberOfShakes index CGPathAddLineToPoint shakePath NULL NSMinX frame frame.size.width vigourOfShake NSMinY frame CGPathAddLineToPoint shakePath NULL NSMinX frame.. numberOfShakes index CGPathAddLineToPoint shakePath NULL NSMinX frame frame.size.width vigourOfShake NSMinY frame CGPathAddLineToPoint shakePath NULL NSMinX frame frame.size.width vigourOfShake NSMinY frame CGPathCloseSubpath shakePath shakeAnimation.path..
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