com.mapuni.bigmap.views.overlay.compass

类 CompassOverlay

java.lang.Object

com.mapuni.bigmap.views.overlay.Overlay

com.mapuni.bigmap.views.overlay.compass.CompassOverlay

所有已实现的接口:

IOrientationConsumer, IOverlayMenuProvider, OverlayConstants

public class CompassOverlay
extends Overlay
implements IOverlayMenuProvider, IOrientationConsumer

用来显示地图指南针的Overlay

嵌套类概要

从类继承的嵌套类/接口 com.mapuni.bigmap.views.overlay.Overlay

Overlay.Snappable

字段概要

字段

限定符和类型	字段和说明
static int	MENU_COMPASS
IOrientationProvider	mOrientationProvider

从接口继承的字段 com.mapuni.bigmap.views.util.constants.OverlayConstants

DEBUGMODE, DEFAULT_ZOOMLEVEL_MINIMAP_DIFFERENCE, NOT_SET

构造器概要

构造器

构造器和说明
CompassOverlay(Context context, IOrientationProvider orientationProvider, MapView mapView)
CompassOverlay(Context context, MapView mapView)

方法概要

方法

限定符和类型	方法和说明
void	disableCompass() Disable orientation updates
boolean	enableCompass() Enable receiving orientation updates from the provided IOrientationProvider and show a compass on the map.
boolean	enableCompass(IOrientationProvider orientationProvider)
float	getOrientation()
IOrientationProvider	getOrientationProvider()
boolean	isCompassEnabled() If enabled, the map is receiving orientation updates and drawing your location on the map.
boolean	isOptionsMenuEnabled() 外部调用时确定是否可以使用OptionsMenu
boolean	onCreateOptionsMenu(Menu pMenu, int pMenuIdOffset, MapView pMapView) 创建OptionsMenu
void	onDetach(MapView mapView) 关闭之前清理所有的资源， 默认不做任何事情
boolean	onOptionsItemSelected(MenuItem pItem, int pMenuIdOffset, MapView pMapView) 当按钮被选中时
void	onOrientationChanged(float orientation, IOrientationProvider source) 地图方向改变实现这个方法
boolean	onPrepareOptionsMenu(Menu pMenu, int pMenuIdOffset, MapView pMapView) 准备创建OptionsMenu
void	setCompassCenter(float x, float y)
void	setOptionsMenuEnabled(boolean pOptionsMenuEnabled) 设置OptionsMenu是否可用

从类继承的方法 com.mapuni.bigmap.views.overlay.Overlay

isEnabled, onDoubleTap, onDoubleTapEvent, onDown, onFling, onKeyDown, onKeyUp, onLongPress, onScroll, onShowPress, onSingleTapConfirmed, onSingleTapUp, onTouchEvent, onTrackballEvent, setEnabled

从类继承的方法 java.lang.Object

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

字段详细资料

mOrientationProvider

public IOrientationProvider mOrientationProvider

MENU_COMPASS

public static final int MENU_COMPASS

构造器详细资料

CompassOverlay

public CompassOverlay(Context context,
              MapView mapView)

CompassOverlay

public CompassOverlay(Context context,
              IOrientationProvider orientationProvider,
              MapView mapView)

方法详细资料

onDetach

public void onDetach(MapView mapView)

从类复制的说明: Overlay

关闭之前清理所有的资源， 默认不做任何事情

覆盖:

onDetach 在类中 Overlay

参数:

mapView - 地图view

setCompassCenter

public void setCompassCenter(float x,
                    float y)

getOrientationProvider

public IOrientationProvider getOrientationProvider()

setOptionsMenuEnabled

public void setOptionsMenuEnabled(boolean pOptionsMenuEnabled)

从接口复制的说明: IOverlayMenuProvider

设置OptionsMenu是否可用

指定者:

setOptionsMenuEnabled 在接口中 IOverlayMenuProvider

isOptionsMenuEnabled

public boolean isOptionsMenuEnabled()

从接口复制的说明: IOverlayMenuProvider

外部调用时确定是否可以使用OptionsMenu

指定者:

isOptionsMenuEnabled 在接口中 IOverlayMenuProvider

返回:

是否可以使用

onCreateOptionsMenu

public boolean onCreateOptionsMenu(Menu pMenu,
                          int pMenuIdOffset,
                          MapView pMapView)

从接口复制的说明: IOverlayMenuProvider

创建OptionsMenu

指定者:

onCreateOptionsMenu 在接口中 IOverlayMenuProvider

参数:

pMenu - Menu对象

pMenuIdOffset - ID

pMapView - 地图view

返回:

onPrepareOptionsMenu

public boolean onPrepareOptionsMenu(Menu pMenu,
                           int pMenuIdOffset,
                           MapView pMapView)

从接口复制的说明: IOverlayMenuProvider

准备创建OptionsMenu

指定者:

onPrepareOptionsMenu 在接口中 IOverlayMenuProvider

参数:

pMenu - Menu对象

pMenuIdOffset - ID

pMapView - 地图view

返回:

onOptionsItemSelected

public boolean onOptionsItemSelected(MenuItem pItem,
                            int pMenuIdOffset,
                            MapView pMapView)

从接口复制的说明: IOverlayMenuProvider

当按钮被选中时

指定者:

onOptionsItemSelected 在接口中 IOverlayMenuProvider

参数:

pItem - MenuItem对象

pMenuIdOffset - ID

pMapView - 地图view

返回:

onOrientationChanged

public void onOrientationChanged(float orientation,
                        IOrientationProvider source)

从接口复制的说明: IOrientationConsumer

地图方向改变实现这个方法

指定者:

onOrientationChanged 在接口中 IOrientationConsumer

enableCompass

public boolean enableCompass(IOrientationProvider orientationProvider)

enableCompass

public boolean enableCompass()

Enable receiving orientation updates from the provided IOrientationProvider and show a compass on the map. You will likely want to call enableCompass() from your Activity's Activity.onResume() method, to enable the features of this overlay. Remember to call the corresponding disableCompass() in your Activity's Activity.onPause() method to turn off updates when in the background.

disableCompass

public void disableCompass()

Disable orientation updates

isCompassEnabled

public boolean isCompassEnabled()

If enabled, the map is receiving orientation updates and drawing your location on the map.

返回:

true if enabled, false otherwise

getOrientation

public float getOrientation()