/// <summary>
/// 更新下载记录状态
/// </summary>
/// <param name="downloadItem"></param>
public static void UpdateDownloading(DownloadZoom downloadItem)
{
lock (lockInstance)
{
MapServerDownloader downloader = downloadItem.Downloader;
XElement eleUpdate;
eleUpdate = configDoc.Root.Element("downloadedTileCount");
eleUpdate.Value = downloader.DownloadedTileCount.ToString();
eleUpdate = configDoc.Root.Element("curDownloadZoom");
eleUpdate.Value = downloadItem.Zoom.ToString();
XElement ele = configDoc.Root.Element("items").Elements()
.Where(e => e.Attribute("zoom").Value.Trim() == downloadItem.Zoom.ToString())
.FirstOrDefault();
if (ele == null)
{
return;
}
eleUpdate = ele.Element("curTileX");
eleUpdate.Value = downloadItem.CurTileX.ToString();
eleUpdate = ele.Element("curTileY");
eleUpdate.Value = downloadItem.CurTileY.ToString();
eleUpdate = ele.Element("downloadedTileCount");
eleUpdate.Value = downloadItem.DownloadedTileCount.ToString();
Save();
}
}
/// <summary>
/// 写入日志文件
/// </summary>
/// <param name="downloader"></param>
public static void WriteConfig(MapServerDownloader downloader)
{
Clear();
configDoc.Root.Add(new XElement("mapType", downloader.MapType));
configDoc.Root.Add(new XElement("extent",
new XAttribute("minLongitude", downloader.DownloadExtent.MinLongitude.ToString()),
new XAttribute("maxLongitude", downloader.DownloadExtent.MaxLongitude.ToString()),
new XAttribute("minLatitude", downloader.DownloadExtent.MinLatitude.ToString()),
new XAttribute("maxLatitude", downloader.DownloadExtent.MaxLongitude.ToString())
));
configDoc.Root.Add(new XElement("zoom",
new XAttribute("from", downloader.MinDownloadZoom.ToString()),
new XAttribute("to", downloader.MaxDownloadZoom.ToString())
));
configDoc.Root.Add(new XElement("savePath", downloader.SavePath));
configDoc.Root.Add(new XElement("downloadTileCount", downloader.DownloadTileCount.ToString()));
configDoc.Root.Add(new XElement("downloadedTileCount", downloader.DownloadedTileCount.ToString()));
configDoc.Root.Add(new XElement("curDownloadZoom", downloader.CurDownloadZoom != null ? downloader.CurDownloadZoom.Zoom.ToString() : downloader.MinDownloadZoom.ToString()));
XElement downloadItems = new XElement("items");
foreach (DownloadZoom item in downloader.DownloadZoomQueue)
{
downloadItems.Add(DownloadZoomItemConfig(item));
}
configDoc.Root.Add(downloadItems);
Save();
}
private void btnLoadConfig_Click(object sender, EventArgs e)
{
OpenFileDialog fileDialog = new OpenFileDialog();
if (fileDialog.ShowDialog() == DialogResult.OK)
{
downloader = Core.DownloadConfig.Load(fileDialog.FileName);
}
}
/// <summary>
/// 瓦片下载完成
/// </summary>
/// <param name="downloader"></param>
/// <param name="tile"></param>
private void TileDownloadCompleted(Core.MapServerDownloader downloader, Core.Tile tile)
{
string logFormat = "当前线程：{0} 瓦片：{1},{2},{3} 时间：{4}";
Core.Log.Write(logFile,
string.Format(logFormat, System.Threading.Thread.CurrentThread.Name
, tile.X.ToString(), tile.Y.ToString(), tile.Zoom.ToString(), DateTime.Now.ToString("MM-dd HH:mm:ss ffff")));
statusbar_progress.Value = (int)((downloader.DownloadedTileCount / (decimal)downloader.DownloadTileCount) * 100);
statusbar_status.Text = "下载中......" + downloader.DownloadedTileCount.ToString() + "/" + downloader.DownloadTileCount.ToString();
}
/// <summary>
/// 下载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnDownload_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(txtSaveFolder.Text))
{
MessageBox.Show("保存路径不能为空");
btnSaveFolder.Focus();
return;
}
if (!Util.Validation.IsNumber(txtMinLongitude.Text) || !Util.Validation.IsNumber(txtMaxLongitude.Text) ||
!Util.Validation.IsNumber(txtMinLatitude.Text) || !Util.Validation.IsNumber(txtMaxLatitude.Text))
{
MessageBox.Show("坐标格式不正确");
return;
}
PureProjection proj = mapControl.MapProvider.Projection;
int zoom = Convert.ToInt32(mapControl.Zoom);
GSize minOfTiles = proj.GetTileMatrixMinXY(zoom);
GSize maxOfTiles = proj.GetTileMatrixMaxXY(zoom);
PointLatLng position = new PointLatLng(double.Parse(txtMinLatitude.Text), double.Parse(txtMinLongitude.Text));
PointLatLng position1 = new PointLatLng(double.Parse(txtMaxLatitude.Text), double.Parse(txtMaxLongitude.Text));
Core.MapPoint minPoint = new Core.MapPoint()
{
X = position.Lng, Y = position.Lat
};
Core.MapPoint maxPoint = new Core.MapPoint()
{
X = position1.Lng, Y = position1.Lat
};
Core.Log.Clear(logFile);
downloader = new Core.Provider.GoogleChinaMapDownloader(
new Core.Extent(minPoint.X, minPoint.Y, maxPoint.X, maxPoint.Y),
int.Parse(txtMinZoom.Text),
int.Parse(txtMaxZoom.Text)
)
{
SavePath = txtSaveFolder.Text
};
downloader.TileDownloadCompleted += TileDownloadCompleted;
downloader.DownloadCompleted += DownloadCompleted;
downloader.BeginDownload();
statusbar_progress.Visible = true;
statusbar_progress.Maximum = 100;
statusbar_status.Text = "下载中......";
}
/// <summary>
/// 加载配置文件
/// </summary>
/// <param name="path"></param>
/// <returns></returns>
public static MapServerDownloader Load(string path)
{
XDocument doc = XDocument.Load(path);
if (doc == null)
{
return(null);
}
MapServerDownloader downloader = InitByType(doc.Root.Element("mapType").Value);
XElement ele = doc.Root.Element("extent");
double minLon = double.Parse(ele.Attribute("minLongitude").Value);
double maxLon = double.Parse(ele.Attribute("maxLongitude").Value);
double minLat = double.Parse(ele.Attribute("minLatitude").Value);
double maxLat = double.Parse(ele.Attribute("maxLatitude").Value);
downloader.DownloadExtent = new Extent(minLon, minLat, maxLon, maxLat);
ele = doc.Root.Element("zoom");
downloader.MinDownloadZoom = int.Parse(ele.Attribute("from").Value);
downloader.MaxDownloadZoom = int.Parse(ele.Attribute("to").Value);
downloader.SavePath = doc.Root.Element("savePath").Value;
downloader.DownloadedTileCount = ulong.Parse(doc.Root.Element("downloadedTileCount").Value);
DownloadZoom downloadZoom;
foreach (XElement item in doc.Root.Element("items").Elements("item"))
{
downloadZoom = ReadDownloadZoom(item);
downloadZoom.Downloader = downloader;
downloader.DownloadZoomQueue.Add(downloadZoom);
}
downloader.DownloadTileCount = (ulong)downloader.DownloadZoomQueue.Sum(d => d.TileCount);
downloader.CurDownloadZoom = downloader.DownloadZoomQueue.Where(d => d.Zoom == int.Parse(doc.Root.Element("curDownloadZoom").Value)).First();
WriteConfig(downloader);
return(downloader);
}
/// <summary>
/// 下载
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void btnDownload_Click(object sender, EventArgs e)
{
if (string.IsNullOrEmpty(txtSaveFolder.Text))
{
MessageBox.Show("保存路径不能为空");
btnSaveFolder.Focus();
return;
}
if (!Util.Validation.IsNumber(txtMinLongitude.Text) || !Util.Validation.IsNumber(txtMaxLongitude.Text)
|| !Util.Validation.IsNumber(txtMinLatitude.Text) || !Util.Validation.IsNumber(txtMaxLatitude.Text))
{
MessageBox.Show("坐标格式不正确");
return;
}
PureProjection proj = mapControl.MapProvider.Projection;
int zoom = Convert.ToInt32(mapControl.Zoom);
GSize minOfTiles = proj.GetTileMatrixMinXY(zoom);
GSize maxOfTiles = proj.GetTileMatrixMaxXY(zoom);
PointLatLng position = new PointLatLng(double.Parse(txtMinLatitude.Text), double.Parse(txtMinLongitude.Text));
PointLatLng position1 = new PointLatLng(double.Parse(txtMaxLatitude.Text), double.Parse(txtMaxLongitude.Text));
Core.MapPoint minPoint = new Core.MapPoint() { X = position.Lng, Y = position.Lat };
Core.MapPoint maxPoint = new Core.MapPoint() { X = position1.Lng, Y = position1.Lat };
Core.Log.Clear(logFile);
downloader = new Core.Provider.GoogleChinaMapDownloader(
new Core.Extent(minPoint.X, minPoint.Y, maxPoint.X, maxPoint.Y),
int.Parse(txtMinZoom.Text),
int.Parse(txtMaxZoom.Text)
)
{
SavePath = txtSaveFolder.Text
};
downloader.TileDownloadCompleted += TileDownloadCompleted;
downloader.DownloadCompleted += DownloadCompleted;
downloader.BeginDownload();
statusbar_progress.Visible = true;
statusbar_progress.Maximum = 100;
statusbar_status.Text = "下载中......";
}
private void btnLoadConfig_Click(object sender, EventArgs e)
{
OpenFileDialog fileDialog = new OpenFileDialog();
if (fileDialog.ShowDialog() == DialogResult.OK)
{
downloader = Core.DownloadConfig.Load(fileDialog.FileName);
}
}
/// <summary>
/// 写入日志文件
/// </summary>
/// <param name="downloader"></param>
public static void WriteConfig(MapServerDownloader downloader)
{
Clear();
configDoc.Root.Add(new XElement("mapType", downloader.MapType));
configDoc.Root.Add(new XElement("extent",
new XAttribute("minLongitude", downloader.DownloadExtent.MinLongitude.ToString()),
new XAttribute("maxLongitude", downloader.DownloadExtent.MaxLongitude.ToString()),
new XAttribute("minLatitude", downloader.DownloadExtent.MinLatitude.ToString()),
new XAttribute("maxLatitude", downloader.DownloadExtent.MaxLongitude.ToString())
));
configDoc.Root.Add(new XElement("zoom",
new XAttribute("from", downloader.MinDownloadZoom.ToString()),
new XAttribute("to", downloader.MaxDownloadZoom.ToString())
));
configDoc.Root.Add(new XElement("savePath", downloader.SavePath));
configDoc.Root.Add(new XElement("downloadTileCount", downloader.DownloadTileCount.ToString()));
configDoc.Root.Add(new XElement("downloadedTileCount", downloader.DownloadedTileCount.ToString()));
configDoc.Root.Add(new XElement("curDownloadZoom", downloader.CurDownloadZoom != null ? downloader.CurDownloadZoom.Zoom.ToString() : downloader.MinDownloadZoom.ToString()));
XElement downloadItems = new XElement("items");
foreach (DownloadZoom item in downloader.DownloadZoomQueue)
{
downloadItems.Add(DownloadZoomItemConfig(item));
}
configDoc.Root.Add(downloadItems);
Save();
}