io.rong.imkit.widget.refresh.util

Class SmartUtil

java.lang.Object

io.rong.imkit.widget.refresh.util.SmartUtil

All Implemented Interfaces:

android.animation.TimeInterpolator, android.view.animation.Interpolator

public class SmartUtil
extends java.lang.Object
implements android.view.animation.Interpolator

SmartUtil Created by scwang on 2018/3/5.

Field Summary

Fields

Modifier and Type	Field and Description
static int	INTERPOLATOR_DECELERATE
static int	INTERPOLATOR_VISCOUS_FLUID

Constructor Summary

Constructors

Constructor and Description
SmartUtil(int type)

Method Summary

Modifier and Type	Method and Description
static boolean	canLoadMore(android.view.View targetView, android.graphics.PointF touch, boolean contentFull) 判断内容视图是否可以加载更多
static boolean	canRefresh(android.view.View targetView, android.graphics.PointF touch) 判断内容是否可以刷新
static int	dp2px(float dpValue) 根据手机的分辨率从 dp 的单位 转成为 px(像素)
static void	fling(android.view.View scrollableView, int velocity)
float	getInterpolation(float input)
static boolean	isContentView(android.view.View view)
static boolean	isScrollableView(android.view.View view)
static boolean	isTransformedTouchPointInView(android.view.View group, android.view.View child, float x, float y, android.graphics.PointF outLocalPoint)
static int	measureViewHeight(android.view.View view)
static float	px2dp(int pxValue) 根据手机的分辨率从 px(像素) 的单位 转成为 dp
static void	scrollListBy(android.widget.AbsListView listView, int y)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INTERPOLATOR_VISCOUS_FLUID

public static int INTERPOLATOR_VISCOUS_FLUID

INTERPOLATOR_DECELERATE

public static int INTERPOLATOR_DECELERATE

Constructor Detail

SmartUtil

public SmartUtil(int type)

Method Detail

measureViewHeight

public static int measureViewHeight(android.view.View view)

scrollListBy

public static void scrollListBy(android.widget.AbsListView listView,
                                int y)

isScrollableView

public static boolean isScrollableView(android.view.View view)

isContentView

public static boolean isContentView(android.view.View view)

fling

public static void fling(android.view.View scrollableView,
                         int velocity)

canRefresh

public static boolean canRefresh(android.view.View targetView,
                                 android.graphics.PointF touch)

判断内容是否可以刷新

Parameters:

targetView - 内容视图

touch - 按压事件位置

Returns:

是否可以刷新

canLoadMore

public static boolean canLoadMore(android.view.View targetView,
                                  android.graphics.PointF touch,
                                  boolean contentFull)

判断内容视图是否可以加载更多

Parameters:

targetView - 内容视图

touch - 按压事件位置

contentFull - 内容是否填满页面 (未填满时，会通过canScrollUp自动判断)

Returns:

是否可以刷新

isTransformedTouchPointInView

public static boolean isTransformedTouchPointInView(android.view.View group,
                                                    android.view.View child,
                                                    float x,
                                                    float y,
                                                    android.graphics.PointF outLocalPoint)

dp2px

public static int dp2px(float dpValue)

根据手机的分辨率从 dp 的单位 转成为 px(像素)

Parameters:

dpValue - 虚拟像素

Returns:

像素

px2dp

public static float px2dp(int pxValue)

根据手机的分辨率从 px(像素) 的单位 转成为 dp

Parameters:

pxValue - 像素

Returns:

虚拟像素

getInterpolation

public float getInterpolation(float input)

Specified by:

getInterpolation in interface android.animation.TimeInterpolator