//----------------------------------------------------------------------------------------
// �� �ܣ� ����ͼ���Ϊͼ���ļ�
//
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//
// �� �ڣ�2007.05.#
//
//-----------------------------------------------------------------------------------------
public bool GenerateMapImage()
{
// ��ȡ��Դ�������Ⱦ�������
MgResourceService resourceService = (MgResourceService)siteConnection.CreateService(MgServiceType.ResourceService);
MgRenderingService renderingService = (MgRenderingService)siteConnection.CreateService(MgServiceType.RenderingService);
// ��ͼ
MgMap map = new MgMap();
map.Open(resourceService, "Sheboygan");
// ����ѡ��
MgSelection selection = new MgSelection(map);
selection.Open(resourceService, "Sheboygan");
// ָ����Χ
MgEnvelope extent = map.GetMapExtent();
double x = 0.5*extent.GetLowerLeftCoordinate().GetX();
double y = 0.5*extent.GetLowerLeftCoordinate().GetY() ;
MgColor color = new MgColor("FFFFBF20");
// ���ɲ�����ͼ���ļ�
MgByteReader byteReader = renderingService.RenderMap(map, selection, extent, 450, 613, color, "PNG");
MgByteSink byteSink = new MgByteSink(byteReader);
string filePath = "C:\\Temp\\Map.PNG";
byteSink.ToFile(filePath);
return true;
}
