public void GettingBitmap_WithValidUri_ReturnsBitmap()
{
var uri = new Uri(address);
var spatialReference = new SpatialReference {wkid = 4326};
var extent = new Extent {XMin = -179, XMax = 179, YMin = -139, YMax = -139, SpatialReference = spatialReference};
var sut = MapServiceUtil.GetSysDrawBitmap(uri, extent, @"400,266");
Assert.That(sut, Is.Not.Null);
}
public static Bitmap GetSysDrawBitmap(Uri url, Extent extent, string size)
{
try
{
Stream stream = GetSysDrawImageStream(url, extent, size);
var bitmap = new Bitmap(stream);
return bitmap;
}
catch
{
return null;
}
}
public static ImageInfo GetImageInfo(Uri url, Extent extent, string size)
{
try
{
string imageInfoUrl = url.AbsoluteUri + @"/export?bbox=" +
extent.XMin.ToString(CultureInfo.InvariantCulture) + "," +
extent.YMin.ToString(CultureInfo.InvariantCulture) + "," +
extent.XMax.ToString(CultureInfo.InvariantCulture) + "," +
extent.YMax.ToString(CultureInfo.InvariantCulture) + "&Size=" + size + "&f=json";
var info = JsonUtil.Deserialize<ImageInfo>(JsonUtil.GetHttpJsonRequestResult(imageInfoUrl));
return info;
}
catch
{
return null;
}
}
public static Stream GetSysDrawImageStream(Uri url, Extent extent, string size)
{
try
{
string imageInfoUrl = url.AbsoluteUri + @"/export?bbox=" +
extent.XMin.ToString(CultureInfo.InvariantCulture) + "," +
extent.YMin.ToString(CultureInfo.InvariantCulture) + "," +
extent.XMax.ToString(CultureInfo.InvariantCulture) + "," +
extent.YMax.ToString(CultureInfo.InvariantCulture) + "&Size=" + size + "&f=image";
var httpWebRequest = (HttpWebRequest)WebRequest.Create(imageInfoUrl);
var httpWebReponse = (HttpWebResponse)httpWebRequest.GetResponse();
return httpWebReponse.GetResponseStream();
}
catch
{
return null;
}
}
