moving手势在onTouchEvent()或onTouch()中就可识别,编程时主要是识别积云的速度用VelocityTracker等, Tracking Movement This lesson describes how to track movement in touch events. A new onTouchEvent() is triggered with an ACTION_MOVE event whenever the current touch contact posit…

简介 GestureDetector识别手势. GestureDetector.OnGestureListener是识别手势后的回调接口.GestureDetector.SimpleOnGestureListener是抽象类. 基本步骤: 1,构造GestureDetector,注意要传入context和listener(GestureDetector.OnGestureListener或GestureDetector.SimpleOnGestureListener) 2,在Activity/V…

Use Touch to Perform Scaling As discussed in Detecting Common Gestures, GestureDetector helps you detect common gestures used by Android such as scrolling, flinging, and long press. For scaling, Android provides ScaleGestureDetector.GestureDetector a…

1.Use Touch to Perform Scaling As discussed in Detecting Common Gestures, GestureDetector helps you detect common gestures used by Android such as scrolling, flinging, and long press. For scaling, Android provides ScaleGestureDetector .   GestureDete…

三种现实drag方式 1,在3.0以后可以直接用 View.OnDragListener (在onTouchEvent中调用某个view的startDrag()) 2,onTouchEvent()  3,GestureDetector.SimpleOnGestureListener 的onScroll Dragging This lesson describes how to use touch gestures to drag, using onTouchEvent() to intercep…

简单滚动用ScrollView和 HorizontalScrollView就够.自定义view时可能要自定义滚动效果,可以使用 Scroller或 OverScroller Animating a Scroll Gesture In Android, scrolling is typically achieved by using the ScrollView class. Any standard layout that might extend beyond the bounds of it…

onInterceptTouchEvent可在onTouchEvent()前拦截触摸事件, ViewConfiguration得到触摸的属性如速度,距离等, TouchDelegate控制view展开 Managing Touch Events in a ViewGroup Handling touch events in a ViewGroup takes special care, because it's common for a ViewGroup to have children th…

Android基础新手教程--3.8 Gesture(手势) 标签(空格分隔): Android基础新手教程 本节引言: 周六不歇息,刚剪完了个大平头回来.继续码字~ 好的,本节给大家带来点的是第三章的最后一节--Gesture(手势), 用过魅族手机的朋友相信对手势肯定是不陌生的.在home键两側像屏幕内滑动, 能够打开后台任务列表等等~在应用中通过手势来操作会大大提升用户体验. 比方Scroll手势在浏览器中个滚屏,Fling在浏览器中的换页等! 当然,有利也有弊,比方不当的手势操作引起AP…

本文是Unity官方教程,性能优化系列的第三篇<Optimizing garbage collection in Unity games>的翻译. 相关文章: Unity性能优化(1)-官方教程The Profiler window翻译 Unity性能优化(2)-官方教程Diagnosing performance problems using the Profiler window翻译 Unity性能优化(3)-官方教程Optimizing garbage collection in Uni…

本文是Unity官方教程,性能优化系列的第二篇<Diagnosing performance problems using the Profiler window>的简单翻译. 相关文章: Unity性能优化(1)-官方教程The Profiler window翻译 Unity性能优化(2)-官方教程Diagnosing performance problems using the Profiler window翻译 Unity性能优化(3)-官方教程Optimizing garbage co…