com.bin.david.form.matrix

Class MatrixHelper

java.lang.Object

com.bin.david.form.listener.Observable<TableClickObserver>

com.bin.david.form.matrix.MatrixHelper

All Implemented Interfaces:

android.view.ScaleGestureDetector.OnScaleGestureListener, ITouch

public class MatrixHelper
extends Observable<TableClickObserver>
implements ITouch, android.view.ScaleGestureDetector.OnScaleGestureListener

Created by huang on 2017/9/29. 图表放大缩小协助类

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MatrixHelper.OnInterceptListener

Field Summary

Fields inherited from class com.bin.david.form.listener.Observable

observables

Constructor Summary

Constructors

Constructor and Description
MatrixHelper(android.content.Context context) 手势帮助类构造方法

Method Summary

Modifier and Type	Method and Description
void	flingBottom(int duration) 飞滚到底部
void	flingLeft(int duration) 飞滚到最左边
void	flingRight(int duration) 飞滚到最右边
void	flingTop(int duration) 飞滚到顶部
float	getFlingRate() 获取飞滚的速率
float	getMaxZoom() 设置最大缩放值
float	getMinZoom() 获取最小缩放值
MatrixHelper.OnInterceptListener	getOnInterceptListener()
OnTableChangeListener	getOnTableChangeListener() 获取表格改变监听 主要用于SmartTable view监听matrixHelper 移动和缩放
android.graphics.Rect	getOriginalRect()
float	getZoom() 获取当前的缩放值
android.graphics.Rect	getZoomProviderRect(android.graphics.Rect showRect, android.graphics.Rect providerRect, TableInfo tableInfo) 获取图片内容的缩放大小
android.graphics.Rect	getZoomRect()
boolean	handlerTouchEvent(android.view.MotionEvent event) 处理手势
boolean	isCanZoom() 是否可以缩放
void	notifyObservers(java.util.List<TableClickObserver> observers) 被观察者通知方法
void	onDisallowInterceptEvent(android.view.View view, android.view.MotionEvent event) 判断是否需要接收触摸事件
boolean	onScale(android.view.ScaleGestureDetector detector)
boolean	onScaleBegin(android.view.ScaleGestureDetector detector)
void	onScaleEnd(android.view.ScaleGestureDetector detector)
void	reset()
void	setCanZoom(boolean canZoom) 设置是否可以缩放
void	setFlingRate(float flingRate) 动态设置飞滚的速率
void	setMaxZoom(float maxZoom) 设置最大缩放值
void	setMinZoom(float minZoom) 设置最小缩放值
void	setOnInterceptListener(MatrixHelper.OnInterceptListener onInterceptListener)
void	setOnTableChangeListener(OnTableChangeListener onTableChangeListener) 设置表格改变监听 主要用于SmartTable view监听matrixHelper 移动和缩放 请不要改变原来设置值
void	setZoom(float zoom)

Methods inherited from class com.bin.david.form.listener.Observable

countObservers, register, unRegister, unRegisterAll

Methods inherited from class java.lang.Object

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

Constructor Detail

MatrixHelper

public MatrixHelper(android.content.Context context)

手势帮助类构造方法

Parameters:

context - 用于获取GestureDetector，scroller ViewConfiguration

Method Detail

handlerTouchEvent

public boolean handlerTouchEvent(android.view.MotionEvent event)

处理手势

Specified by:

handlerTouchEvent in interface ITouch

onDisallowInterceptEvent

public void onDisallowInterceptEvent(android.view.View view,
                                     android.view.MotionEvent event)

判断是否需要接收触摸事件

Specified by:

onDisallowInterceptEvent in interface ITouch

notifyObservers

public void notifyObservers(java.util.List<TableClickObserver> observers)

被观察者通知方法

Specified by:

notifyObservers in class Observable<TableClickObserver>

Parameters:

observers -

onScaleBegin

public boolean onScaleBegin(android.view.ScaleGestureDetector detector)

Specified by:

onScaleBegin in interface android.view.ScaleGestureDetector.OnScaleGestureListener

onScale

public boolean onScale(android.view.ScaleGestureDetector detector)

Specified by:

onScale in interface android.view.ScaleGestureDetector.OnScaleGestureListener

onScaleEnd

public void onScaleEnd(android.view.ScaleGestureDetector detector)

Specified by:

onScaleEnd in interface android.view.ScaleGestureDetector.OnScaleGestureListener

getZoomProviderRect

public android.graphics.Rect getZoomProviderRect(android.graphics.Rect showRect,
                                                 android.graphics.Rect providerRect,
                                                 TableInfo tableInfo)

获取图片内容的缩放大小

Parameters:

showRect - 当前View显示大小

providerRect - 表格实际需要的大小

Returns:

缩放后内容的大小

setZoom

public void setZoom(float zoom)

getZoomRect

public android.graphics.Rect getZoomRect()

getOriginalRect

public android.graphics.Rect getOriginalRect()

isCanZoom

public boolean isCanZoom()

是否可以缩放

Returns:

是否可以缩放

getOnTableChangeListener

public OnTableChangeListener getOnTableChangeListener()

获取表格改变监听 主要用于SmartTable view监听matrixHelper 移动和缩放

setOnTableChangeListener

public void setOnTableChangeListener(OnTableChangeListener onTableChangeListener)

设置表格改变监听 主要用于SmartTable view监听matrixHelper 移动和缩放 请不要改变原来设置值

Parameters:

onTableChangeListener - 改变监听

setCanZoom

public void setCanZoom(boolean canZoom)

设置是否可以缩放

Parameters:

canZoom -

getMaxZoom

public float getMaxZoom()

设置最大缩放值

Returns:

最大缩放值

getMinZoom

public float getMinZoom()

获取最小缩放值

Returns:

最小缩放值

setMinZoom

public void setMinZoom(float minZoom)

设置最小缩放值

setMaxZoom

public void setMaxZoom(float maxZoom)

设置最大缩放值

reset

public void reset()

flingLeft

public void flingLeft(int duration)

飞滚到最左边

flingRight

public void flingRight(int duration)

飞滚到最右边

flingTop

public void flingTop(int duration)

飞滚到顶部

flingBottom

public void flingBottom(int duration)

飞滚到底部

getZoom

public float getZoom()

获取当前的缩放值

Returns:

当前的缩放值

getFlingRate

public float getFlingRate()

获取飞滚的速率

Returns:

飞滚的速率

setFlingRate

public void setFlingRate(float flingRate)

动态设置飞滚的速率

Parameters:

flingRate - 速率

getOnInterceptListener

public MatrixHelper.OnInterceptListener getOnInterceptListener()

setOnInterceptListener

public void setOnInterceptListener(MatrixHelper.OnInterceptListener onInterceptListener)