com.tigerknows

Class MapDatDownload

java.lang.Object

com.tigerknows.MapDatDownload

All Implemented Interfaces:

com.tigerknows.model.MapTileDataDownload.ITileDownload

public class MapDatDownload
extends java.lang.Object
implements com.tigerknows.model.MapTileDataDownload.ITileDownload

地图数据版本查询及下载

Author:

pengwenyue

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MapDatDownload.DownloadCallback 下载回调接口
static interface	MapDatDownload.DownloadedProcessor 下载完成后的对文件的处理
static class	MapDatDownload.DownloadItem 表示一个下载
static class	MapDatDownload.RemoteRegionMeta Region元数据信息

Method Summary

Methods

Modifier and Type	Method and Description
static void	cancelDownload(Context context, int regionId) 取消下载
static void	cancelDownload(Context context, MapDatDownload.DownloadItem downloadItem) 取消下载
static MapDatDownload.RemoteRegionMeta	checkUpgrade(Context context, int regionId) 检查指定RegionId是否有更新版本
static boolean	deleteMap(Context context, MapDatDownload.DownloadItem downloadItem) 清除指定Region的地图
static void	download(Context context, int regionId, MapDatDownload.DownloadCallback downloadCallback) 下载地图数据
static void	download(Context context, MapDatDownload.DownloadItem downloadItem) 下载地图数据
int	downloadRegionList(java.util.List<java.lang.Integer> regionIdList)
int	fillMapTile(com.tigerknows.atlas.TileDownload[] tileDownloadList, int rid, byte[] data, int start)
static MapDatDownload.RemoteRegionMeta	getRemoteRegionMeta(Context context, int regionId) 查询线上某region的元数据
static MapDatDownload	instance(Context context)
static boolean	setDownloadCallback(Context context, int regionId, MapDatDownload.DownloadCallback downloadCallback) 更新地图数据下载进度通知
static void	start(Context context) 开启下载地图的服务 建议在指定Activity的onStart方法里调用
static void	stop() 停止下载，推荐在应用退出时调用此方法，否则下载会在后台持续进行
void	upgradeRegion(int rid)

Methods inherited from class java.lang.Object

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

Method Detail

checkUpgrade

public static MapDatDownload.RemoteRegionMeta checkUpgrade(Context context,
                                           int regionId)

检查指定RegionId是否有更新版本

Parameters:

context -

regionId -

Returns:

instance

public static MapDatDownload instance(Context context)

download

public static void download(Context context,
            MapDatDownload.DownloadItem downloadItem)

下载地图数据

Parameters:

context -

downloadItem -

download

public static void download(Context context,
            int regionId,
            MapDatDownload.DownloadCallback downloadCallback)

下载地图数据

Parameters:

context -

regionId -

downloadCallback -

setDownloadCallback

public static boolean setDownloadCallback(Context context,
                          int regionId,
                          MapDatDownload.DownloadCallback downloadCallback)

更新地图数据下载进度通知

Parameters:

context -

downloadItem -

cancelDownload

public static void cancelDownload(Context context,
                  MapDatDownload.DownloadItem downloadItem)

取消下载

Parameters:

context -

downloadItem -

cancelDownload

public static void cancelDownload(Context context,
                  int regionId)

取消下载

Parameters:

context -

regionId -

deleteMap

public static boolean deleteMap(Context context,
                MapDatDownload.DownloadItem downloadItem)

清除指定Region的地图

Parameters:

context -

downloadItem -

Returns:

start

public static void start(Context context)

开启下载地图的服务 建议在指定Activity的onStart方法里调用

stop

public static void stop()

停止下载，推荐在应用退出时调用此方法，否则下载会在后台持续进行

getRemoteRegionMeta

public static MapDatDownload.RemoteRegionMeta getRemoteRegionMeta(Context context,
                                                  int regionId)

查询线上某region的元数据

Parameters:

context -

regionId -

Returns:

fillMapTile

public int fillMapTile(com.tigerknows.atlas.TileDownload[] tileDownloadList,
              int rid,
              byte[] data,
              int start)

Specified by:

fillMapTile in interface com.tigerknows.model.MapTileDataDownload.ITileDownload

upgradeRegion

public void upgradeRegion(int rid)

Specified by:

upgradeRegion in interface com.tigerknows.model.MapTileDataDownload.ITileDownload

downloadRegionList

public int downloadRegionList(java.util.List<java.lang.Integer> regionIdList)