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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
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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
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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
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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
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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