2014/10/15 下午 10:07:55

iphone Programming Glossary: easing

When does a touchesBegan become a touchesMoved?

http://stackoverflow.com/questions/1122616/when-does-a-touchesbegan-become-a-touchesmoved

To test in your app you could put a timestamp on each event if it is crucial to your design and work out some sort of easing. http developer.apple.com IPhone library documentation UIKit Reference UIResponder_Class Reference Reference.html# apple_ref..

How to animate stuff when using -drawRect:?

http://stackoverflow.com/questions/2708753/how-to-animate-stuff-when-using-drawrect

do exactly that have an instance variable with the frame number and increment it in the timer. If you don't care about easing you can then just multiply the frame number by a speed and then set that to the property which you want to animate. void..

Javascript iPhone Scroll Effect in an iFrame / Javascript Mouse Acceleration

http://stackoverflow.com/questions/379917/javascript-iphone-scroll-effect-in-an-iframe-javascript-mouse-acceleration

' br ' MouseY.reset 10 Now the problem is translating that acceleration into screen movement are there any algorithms easing or animation libraries that could help me out on this I've looked into JQuery's .animate but I'm unsure of how to apply..

Cocos2d iPhone: Rotate Sprite using Accelerometer

http://stackoverflow.com/questions/3826304/cocos2d-iphone-rotate-sprite-using-accelerometer

DegreesToRadians rotation targetView.transform CGAffineTransformRotate targetView.transform rotation 3 if you want easing you will have to tweak it slightly based on what view or object you are targeting but thats pretty much it. Hope this helps..

how to compile spatialite for iOS

http://stackoverflow.com/questions/4793970/how-to-compile-spatialite-for-ios

iphone spatialite share improve this question I'm the guy who shared the libs on http I did some good progress on easing the integration of spatialite for iOS. Now I'm able to build a fully standalone static library of spatialite 2.3.1 that..

How to create custom easing function with Core Animation?

http://stackoverflow.com/questions/5161465/how-to-create-custom-easing-function-with-core-animation

to create custom easing function with Core Animation I am animating a CALayer along a CGPath QuadCurve quite nicely in iOS. But I'd like to use.. I am animating a CALayer along a CGPath QuadCurve quite nicely in iOS. But I'd like to use a more interesting easing function than the few provided by Apple EaseIn EaseOut etc . For instance a bounce or elastic function. These things are..

iphone cocoa : how to drag an image along a path

http://stackoverflow.com/questions/892011/iphone-cocoa-how-to-drag-an-image-along-a-path

it extra smooth surround the code where you assign the transition with UIView animation blocks. Mess around with the easing and timing settings. The image should drag behind a bit but smoothly 'rubber band' from one touch point to the next. share..

How to build parallax scroll on an iOS device

http://stackoverflow.com/questions/9592788/how-to-build-parallax-scroll-on-an-ios-device

we used without looking container.on 'touchmove' function e get our offset var offset some value e.g. x 0 y 1300 var easing 'ease out' self.delegate.scrollViewDidScrollToOffsetWithAnimation self offset easing Then in the Controller something like.. some value e.g. x 0 y 1300 var easing 'ease out' self.delegate.scrollViewDidScrollToOffsetWithAnimation self offset easing Then in the Controller something like this var scrollView new ScrollView '#container' var controller scrollViewDidScrollToOffsetWithAnimation.. new ScrollView '#container' var controller scrollViewDidScrollToOffsetWithAnimation function scrollView offset easing here you need to respond to offset by changing some css properties of your parallax elements parallaxElement.css 'transform'..