Set the max velocity that will be detected as having a magnitude greater than zero in pixels per second. Callback methods accepting a velocity will be

Set the minimum velocity that will be detected as having a magnitude greater than zero in pixels per second. Callback methods accepting a velocity wil

保存裁剪之后的图片数据 @param picdata

Settle the captured view at the given (left, top) position. The appropriate velocity from prior motion will be taken into account. If this method retu

Check if this event as provided to the parent view's onInterceptTouchEvent should cause the parent to intercept the touch event stream. @param ev Mot

Animate the view <code>child</code> to the given (left, top) position. If this method returns true, the caller should invoke {@link #continueSettling(

转换为十六进制字符串 @param b byte数组 @return String byte数组处理后字符串

Called when the user's input indicates that they want to capture the given child view with the pointer indicated by pointerId. The callback should ret

Apps should use ViewDragHelper.create() to get a new instance. This will allow VDH to use internal compatibility implementations for different platfor

Tests scrollability within child views of v given a delta of dx. @param v View to test for horizontal scrollability @param checkV Whether the vi

Convert a translucent themed Activity {@link android.R.attr#windowIsTranslucent} to a fullscreen opaque Activity. <p> Call this whenever the backgroun

将对象转化为整数数字类型 @param object @param defaultValue @return

@param activity @param message @return

将json字符串转换为对象 @param json @param clz @param <T> @return

Settle the captured view based on standard free-moving fling behavior. The caller should invoke {@link #continueSettling(boolean)} on each subsequent

@return The ID of the pointer currently dragging the captured view, or {@link #INVALID_POINTER}.

@return The currently captured view, or null if no view has been captured.

Return the size of an edge. This is the range in pixels along the edges of this view that will actively detect edge touches or drags if edge tracking