2014/10/15 下午 10:12:27

iphone Programming Glossary: panning

Where can I find an iPhone OpenGL ES Example that responds to touch?

http://stackoverflow.com/questions/1039481/where-can-i-find-an-iphone-opengl-es-example-that-responds-to-touch

using single touches to rotate the structure a pinch gesture for zooming and simultaneous movement of two fingers for panning across the molecule. Unfortunately it does not yet use textures for any of the rendering it does. I document some of the..

Intercepting/Hijacking iPhone Touch Events for MKMapView

http://stackoverflow.com/questions/1121889/intercepting-hijacking-iphone-touch-events-for-mkmapview

Gesture Recognizer. It's unclear if you want to recognize zoom events yourself or just detect when the user is zooming panning. I don't need to detect a map pan or zoom i just care if the user has put a finger down anywhere in the MKMapView. If you.. pan or zoom i just care if the user has put a finger down anywhere in the MKMapView. If you need to detect zooming or panning with 100 recall and precision it might be more complicated than this. What we really need is an open source implementation..

Clear MKMapView's cache of tiles?

http://stackoverflow.com/questions/1917257/clear-mkmapviews-cache-of-tiles

the culprit seems to be that the map view constantly demands more memory. The game requires a lot of zooming and panning of the map so I can only assume that the map's cache of tiles just keeps growing until it runs out of memory. Is there any..

javascript scroll event for iPhone/iPad?

http://stackoverflow.com/questions/2863547/javascript-scroll-event-for-iphone-ipad

share improve this question The iPhoneOS does capture onscroll events except not the way you may expect. One finger panning doesn 脌 generate any events until the user stops panning 𤤗n onscroll event is generated when the page stops moving and redraws.. onscroll events except not the way you may expect. One finger panning doesn 脌 generate any events until the user stops panning 𤤗n onscroll event is generated when the page stops moving and redraws 𤤗s shown in Figure 6 1. Similarly scroll with 2 fingers..

Core Animation CALayer mask animation performance

http://stackoverflow.com/questions/4520941/core-animation-calayer-mask-animation-performance

it adversely affects the performance of everything else using animation on the screen UITableView scrolling MKMapView panning and pin drops etc. My test device is an iPhone 4. The problem seems to be how I've implemented the tab bar I wanted to achieve..

CSS “position: fixed;” into iPad/iPhone?

http://stackoverflow.com/questions/4889601/css-position-fixed-into-ipad-iphone

in an Apple store today and can confirm that it does work with position fixed. There are issues with zooming in and panning around a fixed element though. I found this compatibility table far more up to date and useful than the quirksmode one http..

how to implement my own zooming but still have access to the UIScrollView's scrolling?

http://stackoverflow.com/questions/493219/how-to-implement-my-own-zooming-but-still-have-access-to-the-uiscrollviews-scro

to implement my own zooming but still have access to the UIScrollView's scrolling I would like to use the scrolling panning functionality of the UIScrollView but I would like to handle all the zooming and scaling myself. My current plan is to have.. my application source available here . You could still pass on single touch events to the underlying scroll view for panning etc. However there still might be a way to do what you describe without intercepting the touch events. UIScrollView does..

cocos2d-iOS - Gesture recognisers

http://stackoverflow.com/questions/4985917/cocos2d-ios-gesture-recognisers

In the subclass for the controller then I just do this MyController init if self super init self watchForPan @selector panning number 1 return self void panning UIPanGestureRecognizer recognizer CGPoint p CGPoint v switch recognizer.state case UIGestureRecognizerStatePossible.. then I just do this MyController init if self super init self watchForPan @selector panning number 1 return self void panning UIPanGestureRecognizer recognizer CGPoint p CGPoint v switch recognizer.state case UIGestureRecognizerStatePossible case..

Detect horizontal panning in UITableView

http://stackoverflow.com/questions/5426306/detect-horizontal-panning-in-uitableview

horizontal panning in UITableView I'm using a UIPanGestureRecognizer to recognize horizontal sliding in a UITableView on a cell to be precise.. horizontalScrolling NO if horizontalScrolling Perform some code else Maybe pass the touch from here It's panning vertically So any advice on how to pass the touches Addition I also thought to maybe subclass the tableview's gesture recognizer..

Safari iPhone - How to detect zoom level and offset?

http://stackoverflow.com/questions/668462/safari-iphone-how-to-detect-zoom-level-and-offset

iPhone How to detect zoom level and offset I looking for options on how to track user zooming and panning on a page when viewed in Safari on an iPhone. Safari exposes move and gesture events so theoretically I can keep a running..

Embed Google Maps on page without overriding iPhone scroll behavior

http://stackoverflow.com/questions/7534888/embed-google-maps-on-page-without-overriding-iphone-scroll-behavior

to scroll down the mobile page on an iPhone once I get to the map the page scrolling is overridden and the map starts panning. The only way for me to scroll farther down the page is to put my finger above or below the map assuming such space is available...

iOS Pinch Scale and Two Finger Rotate at same time

http://stackoverflow.com/questions/8108768/ios-pinch-scale-and-two-finger-rotate-at-same-time

else return transform This works if you're just allowing rotating and scaling. I even tested it If you want to add panning use a separate action method and just adjust selectedImage.center . Trying to do panning with rotation and scaling using..

Making use of velocityInView with UIPanGestureRecognizer

http://stackoverflow.com/questions/9093544/making-use-of-velocityinview-with-uipangesturerecognizer

gesture velocityInView gesture view superview .x Pan threshold is currently set to 8.0. 8.0 is a decent level for slow panning for fast panning 2.0 is more reasonable changedLevel ceilf xTranslation panThreshold originalLevel int changedLevel Raw.. gesture view superview .x Pan threshold is currently set to 8.0. 8.0 is a decent level for slow panning for fast panning 2.0 is more reasonable changedLevel ceilf xTranslation panThreshold originalLevel int changedLevel Raw velocity seems to..