/// <summary>
/// 初始化TileInfo类的新实例，通过指定的对象初始化新对象的值。
/// </summary>
/// <param name="tileInfo">格网图片信息。</param>
public TileInfo(TileInfo tileInfo)
{
if (tileInfo == null) return;
this.TileIndex = new TileIndex(tileInfo.TileIndex);
this.Height = tileInfo.Height;
this.Width = tileInfo.Width;
this.Scale = tileInfo.Scale;
}
public void GetTileTest_Normal()
{
Map map = new Map("http://" + ip + ":8090/iserver/services/map-world/rest");
TileInfo tileInfo = new TileInfo();
tileInfo.TileIndex = new TileIndex() { ColIndex = 2, RowIndex = 1 };
tileInfo.Height = 256;
tileInfo.Width = 256;
tileInfo.Scale = 0.0000002;
MapImage mapImage = map.GetTile("世界地图", tileInfo, null);
using (MemoryStream memoryStream = new MemoryStream(mapImage.ImageData))
{
Bitmap bmp = new Bitmap(memoryStream);
System.Drawing.Color systemColor = bmp.GetPixel(136, 48);
Assert.IsTrue(systemColor.R == 153);
Assert.IsTrue(systemColor.G == 179);
Assert.IsTrue(systemColor.B == 204);
}
}
public MapImage GetTile(string mapName, TileInfo tileInfo, ImageOutputOption imageOutputOption)
{
int scale = (int)Math.Floor(1 / tileInfo.Scale);
string url = string.Format("{0}/output/cache/{1}_{2}x{3}/{4}/{5}/{6}.png",
this._serviceUrl, mapName, tileInfo.Width, tileInfo.Height, scale, tileInfo.TileIndex.RowIndex, tileInfo.TileIndex.ColIndex);
MapImage mapImage = null;
if (imageOutputOption == null || (imageOutputOption != null && imageOutputOption.ImageReturnType == ImageReturnType.URL))
{
mapImage = new MapImage()
{
ImageUrl = url
};
}
else
{
byte[] imageData = SynchHttpRequest.GetRequestBytes(url);
mapImage = new MapImage()
{
ImageData = imageData
};
}
return mapImage;
}
/// <summary>
/// 根据地图分块信息和地图参数设置，获取格网图片。
/// </summary>
/// <param name="mapName">地图名。【必设参数】</param>
/// <param name="tileInfo">地图分块信息。【必设参数】</param>
/// <param name="imageOutputOption">图片输出设置。</param>
/// <param name="mapParameter">地图参数。</param>
/// <returns>所获取的格网图片信息。</returns>
public MapImage GetTile(string mapName, TileInfo tileInfo, ImageOutputOption imageOutputOption, MapParameter mapParameter)
{
string strImageFormat = "png";
bool returnUrl = false;
if (imageOutputOption != null)
{
strImageFormat = imageOutputOption.ImageOutputFormat.ToString().ToLower();
if (imageOutputOption.ImageReturnType == ImageReturnType.URL)
{
returnUrl = true;
}
}
if (tileInfo == null || tileInfo.TileIndex == null)
{
return null;
}
string url = string.Format("{0}/maps/{1}/tileImage.{2}?", this._serviceUrl, HttpUtility.UrlEncode(mapName), strImageFormat);
StringBuilder requestParamBuilder = new StringBuilder();
requestParamBuilder.Append(string.Format("scale={0}&x={1}&y={2}&width={3}&height={4}", tileInfo.Scale,
tileInfo.TileIndex.ColIndex, tileInfo.TileIndex.RowIndex, tileInfo.Width, tileInfo.Height));
if (imageOutputOption != null)
{
requestParamBuilder.Append(string.Format("&transparent={0}&", imageOutputOption.Transparent));
}
if (mapParameter != null)
{
requestParamBuilder.Append(this.GetMapRequestByMapParameter(mapName, mapParameter, false, true, true, true));
}
//进行重定向
MapImage mapImage = new MapImage();
url = url + requestParamBuilder.ToString();
if (returnUrl)
{
mapImage.ImageUrl = url;
}
else
{
mapImage.ImageData = SynchHttpRequest.GetRequestBytes(url);
}
return mapImage;
}
/// <summary>
/// 根据地图分块信息，获取格网图片。
/// </summary>
/// <param name="mapName">地图名。【必设参数】</param>
/// <param name="tileInfo">地图分块信息。【必设参数】</param>
/// <param name="imageOutputOption">图片输出设置。</param>
/// <returns>所获取的格网图片信息。</returns>
public MapImage GetTile(string mapName, TileInfo tileInfo, ImageOutputOption imageOutputOption)
{
return this.GetTile(mapName, tileInfo, imageOutputOption, null);
}
/// <summary>
/// 获取SuperMapCloud上默认"quanguo"的格网图片。
/// </summary>
/// <param name="tileInfo">地图分块信息。</param>
/// <param name="imageOutputOption">图片输出设置。</param>
/// <returns>所获取的格网图片信息。</returns>
public MapImage GetTile(TileInfo tileInfo, ImageOutputOption imageOutputOption)
{
return this.GetTile("quanguo", tileInfo, imageOutputOption);
}
/// <summary>
/// 根据指定地图名及地图分块信息，获取格网图片。
/// </summary>
/// <param name="mapName">地图名。</param>
/// <param name="tileInfo">地图分块信息。</param>
/// <param name="imageOutputOption">图片输出设置。</param>
/// <returns>所获取的格网图片信息。</returns>
/// <example>
/// 以下代码演示了如何访问SuperMap Cloud云地图服务。
/// <code>
///using System;
///using System.Collections.Generic;
///using System.Text;
///using SuperMap.Connector;
///using SuperMap.Connector.Utility;
///
///class Program
///{
/// static void Main(string[] args)
/// {
/// CloudMap cloudMap = new CloudMap("http://www.supermapcloud.com"); //初始化地图对象
/// TileInfo tileInfo = new TileInfo() //分块索引信息
/// {
/// Height = 256,
/// Width = 256,
/// Scale = 1 / 470000000,
/// TileIndex = new TileIndex()
/// {
/// ColIndex = 0,
/// RowIndex = 0
/// }
/// };
/// ImageOutputOption option = new ImageOutputOption()
/// {
/// ImageOutputFormat = ImageOutputFormat.PNG,
/// ImageReturnType = ImageReturnType.URL,
/// };
/// MapImage mapImage = cloudMap.GetTile(tileInfo, option); //获取地图。
/// }
///}
/// </code>
/// </example>
public MapImage GetTile(string mapName, TileInfo tileInfo, ImageOutputOption imageOutputOption)
{
return _provider.GetTile(mapName, tileInfo, imageOutputOption);
}
private string MakeTileImageUrl(GPoint pos, int zoom, string language)
{
//double scale = _scales[0];
//if (_scales.Length >= zoom && zoom > 0)
//{
// scale = _scales[zoom - 1];
//}
double scale = _mapScales[zoom];
SuperMap.Connector.Utility.ImageOutputOption option = new SuperMap.Connector.Utility.ImageOutputOption();
option.ImageReturnType = SuperMap.Connector.Utility.ImageReturnType.URL;
option.ImageOutputFormat = SuperMap.Connector.Utility.ImageOutputFormat.PNG;
option.Transparent = false;
SuperMap.Connector.Utility.TileInfo iserverTileInfo = new SuperMap.Connector.Utility.TileInfo();
iserverTileInfo.Height = TileSize;
iserverTileInfo.Width = TileSize;
iserverTileInfo.TileIndex = new SuperMap.Connector.Utility.TileIndex();
iserverTileInfo.TileIndex.ColIndex = (int)(pos.X);
iserverTileInfo.TileIndex.RowIndex = (int)pos.Y;
iserverTileInfo.Scale = scale;
return _map.GetTile(this.MapName, iserverTileInfo, option, null).ImageUrl;
}
public override string GetTileUrl(int x, int y, double resolution)
{
Map map = new Map(Url);
TileInfo iserverTileInfo = new TileInfo();
iserverTileInfo.Height = Convert.ToUInt32(this.TileSize);
iserverTileInfo.Width = Convert.ToUInt32(this.TileSize); ;
iserverTileInfo.TileIndex = new SuperMap.Connector.Utility.TileIndex();
iserverTileInfo.TileIndex.ColIndex = x;
iserverTileInfo.TileIndex.RowIndex = y;
double scale = this._referScale * _referResolution / resolution;
iserverTileInfo.Scale = scale;
SuperMap.Connector.Utility.ImageOutputOption option = new SuperMap.Connector.Utility.ImageOutputOption();
option.ImageReturnType = SuperMap.Connector.Utility.ImageReturnType.URL;
option.ImageOutputFormat = SuperMap.Connector.Utility.ImageOutputFormat.PNG;
option.Transparent = false;
MapImage img = map.GetTile(MapName, iserverTileInfo, option);
System.Diagnostics.Debug.WriteLine(img.ImageUrl);
return img.ImageUrl;
}
/// <summary>
/// 根据地图分块信息和地图参数设置，获取格网图片。
/// </summary>
/// <param name="mapName">地图名称。</param>
/// <param name="tileInfo">地图分块信息。</param>
/// <param name="imageOutputOption">图片输出设置。</param>
/// <param name="mapParameter">地图参数。</param>
/// <returns>所获取的格网图片信息。</returns>
public MapImage GetTile(string mapName, TileInfo tileInfo, ImageOutputOption imageOutputOption, MapParameter mapParameter)
{
return _mapProvider.GetTile(mapName, tileInfo, imageOutputOption, mapParameter);
}
public void GetTileTest_ByTempLayer()
{
Map map = new Map("http://" + ip + ":8090/iserver/services/map-world/rest");
TileInfo tileInfo = new TileInfo();
tileInfo.Scale = 0.00000002;
tileInfo.Height = 512;
tileInfo.Width = 512;
TileIndex tileIndex = new TileIndex() { RowIndex = 2, ColIndex = 1 };
tileInfo.TileIndex = tileIndex;
MapParameter mapParameter = map.GetDefaultMapParameter("世界地图");
List<Layer> tempLayer = new List<Layer>();
tempLayer.Add(mapParameter.Layers[12]);
mapParameter.Layers = tempLayer;
ImageOutputOption imageOutputOption = new ImageOutputOption();
imageOutputOption.ImageReturnType = ImageReturnType.BINARY;
imageOutputOption.Transparent = false;
imageOutputOption.ImageOutputFormat = ImageOutputFormat.PNG;
MapImage mapImage = map.GetTile("世界地图", tileInfo, imageOutputOption, mapParameter);
using (MemoryStream memoryStream = new MemoryStream(mapImage.ImageData))
{
Bitmap bmp = new Bitmap(memoryStream);
Assert.IsTrue(bmp.Width == 512);
Assert.IsTrue(bmp.Height == 512);
System.Drawing.Color color = bmp.GetPixel(240, 389);
Assert.IsTrue(color.R == 242);
Assert.IsTrue(color.G == 239);
Assert.IsTrue(color.B == 233);
}
Assert.IsNull(null);
}