com.tencent.tencentmap.mapsdk.map

Class Overlay

java.lang.Object

com.tencent.tencentmap.mapsdk.map.Overlay

Direct Known Subclasses:

ItemizedOverlay

public class Overlay
extends java.lang.Object

Overlay是一个基类，它表示可以显示在地图上方的覆盖物。添加一个overlay时，从这个基类派生出一个子类，创建一个实例，然后把它加入到一个列表中。 这个列表通过调用getOverlays()得到。

Field Summary

Fields

Modifier and Type	Field and Description
protected CoreContentLayer	contentLayer
protected java.lang.String	id
protected boolean	isVisible
protected MapContext	mapContext
protected MapView	mapView
protected static float	SHADOW_X_SKEW 在透视图里创建标记点阴影的X偏移量。
protected static float	SHADOW_Y_SCALE 在透视图里创建标记点阴影的Y刻度值。
protected float	zIndex

Constructor Summary

Constructors

Constructor and Description
Overlay()

Method Summary

Modifier and Type	Method and Description
boolean	checkInBounds()
void	destroy()
void	draw(android.graphics.Canvas canvas)
protected void	draw(android.graphics.Canvas canvas, MapView mapView)
boolean	equalsRemote(IOverlayDelegate paramDelegate)
java.lang.String	getId()
float	getZIndex()
int	hashCodeRemote()
void	init(MapView mapView)
boolean	isVisible()
void	onEmptyTap(GeoPoint pt)
boolean	onLongPress(GeoPoint p, android.view.MotionEvent event, MapView mapView) 处理一个长按覆盖物事件。
void	onRemoveOverlay() 当Overlay被成功移除时回调
boolean	onTap(GeoPoint p, MapView mapView) 处理一个点击事件。
boolean	onTouchEvent(android.view.MotionEvent event, MapView mapView) 处理一个触摸事件。
void	remove()
void	setVisible(boolean paramBoolean)
void	setZIndex(float paramFloat)

Methods inherited from class java.lang.Object

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

Field Detail

SHADOW_X_SKEW

protected static final float SHADOW_X_SKEW

在透视图里创建标记点阴影的X偏移量。

See Also:

Constant Field Values

SHADOW_Y_SCALE

protected static final float SHADOW_Y_SCALE

在透视图里创建标记点阴影的Y刻度值。

See Also:

Constant Field Values

isVisible

protected boolean isVisible

zIndex

protected float zIndex

mapContext

protected MapContext mapContext

mapView

protected MapView mapView

contentLayer

protected CoreContentLayer contentLayer

id

protected java.lang.String id

Constructor Detail

Overlay

public Overlay()

Method Detail

init

public void init(MapView mapView)

onTouchEvent

public boolean onTouchEvent(android.view.MotionEvent event,
                            MapView mapView)

处理一个触摸事件。

Parameters:

event -

mapView -

Returns:

onTap

public boolean onTap(GeoPoint p,
                     MapView mapView)

处理一个点击事件。

Parameters:

p -

mapView -

Returns:

onEmptyTap

public void onEmptyTap(GeoPoint pt)

onRemoveOverlay

public void onRemoveOverlay()

当Overlay被成功移除时回调

onLongPress

public boolean onLongPress(GeoPoint p,
                           android.view.MotionEvent event,
                           MapView mapView)

处理一个长按覆盖物事件。

Parameters:

p -

event -

mapView -

Returns:

remove

public void remove()

getId

public java.lang.String getId()

setZIndex

public void setZIndex(float paramFloat)

getZIndex

public float getZIndex()

setVisible

public void setVisible(boolean paramBoolean)

isVisible

public boolean isVisible()

equalsRemote

public boolean equalsRemote(IOverlayDelegate paramDelegate)

hashCodeRemote

public int hashCodeRemote()

draw

public void draw(android.graphics.Canvas canvas)

draw

protected void draw(android.graphics.Canvas canvas,
                    MapView mapView)

Parameters:

canvas - 画布

mapView - mapview对象

shadow - 是否是阴影

destroy

public void destroy()

checkInBounds

public boolean checkInBounds()