2015年10月7日
手势识别官方教程(6)识别拖拽手势用GestureDetector.SimpleOnGestureListener和onTouchEvent
摘要： Dragging This lesson describes how to use touch gestures to drag, using onTouchEvent() to intercept touch events. 1.Drag an Object If you are targetin 阅读全文
posted @ 2015-10-07 19:23 f9q 阅读(555) 评论(0) 推荐(0)
手势识别官方教程(5)多点触摸的处理
摘要： Handling Multi-Touch Gestures A multi-touch gesture is when multiple pointers (fingers) touch the screen at the same time. This lesson describes how t 阅读全文
posted @ 2015-10-07 18:55 f9q 阅读(432) 评论(0) 推荐(0)
手势识别官方教程(4)在挑划或拖动手势后view的滚动用ScrollView和 HorizontalScrollView,自定义用Scroller或OverScroller
摘要： Animating a Scroll Gesture In Android, scrolling is typically achieved by using the ScrollView class. Any standard layout that might extend beyond the 阅读全文
posted @ 2015-10-07 18:44 f9q 阅读(456) 评论(0) 推荐(0)
手势识别官方教程(3)识别移动手势(识别速度用VelocityTracker)
摘要： Tracking Movement This lesson describes how to track movement in touch events. A new onTouchEvent() is triggered with an ACTION_MOVE event whenever th 阅读全文
posted @ 2015-10-07 17:18 f9q 阅读(659) 评论(0) 推荐(0)
手势识别官方教程(2)识别常见手势用GestureDetector＋手势回调接口／手势抽象类
摘要： 简介 基本步骤： Detecting Common Gestures A "touch gesture" occurs when a user places one or more fingers on the touch screen, and your application interpret 阅读全文
posted @ 2015-10-07 11:38 f9q 阅读(591) 评论(0) 推荐(0)