private void InitRendererUI()
{
IRasterRendererUI pRasterRendererUI = null;
if (_RasterRenderer is IRasterRGBRenderer)
{
return;
}
else if (_RasterRenderer is IRasterUniqueValueRenderer)
{
return;
}
else if (_RasterRenderer is IRasterStretchColorRampRenderer)
{
pRasterRendererUI = new frmStretchColorRampRenderer();
}
else if (_RasterRenderer is IRasterClassifyColorRampRenderer)
{
return;
}
else
{
return;
}
if (_Layer != null)
{
pRasterRendererUI.InitRasterRendererObject(_Layer, _RasterRenderer);
}
m_RendererObject.Add(pRasterRendererUI.GetType().FullName, pRasterRendererUI);
treeCatelog.SelectedNode = treeCatelog.FindNodeByName(pRasterRendererUI.GetType().FullName);
}
private void CreateRendererObject(string typeString)
{
if (m_RendererObject.ContainsKey(typeString))
{
return;
}
try
{
Type type = Type.GetType(typeString);
if (type == null)
{
return;
}
IRasterRendererUI rendererObject = Activator.CreateInstance(type) as IRasterRendererUI;
ESRI.ArcGIS.Carto.IRasterRenderer pRasterRenderer = null;
switch (rendererObject.RasterRendererType)
{
case enumRasterRendererType.StretchColorRampRenderer:
pRasterRenderer = ModuleCommon.CreateStretchColorRampRenderer();
break;
case enumRasterRendererType.ClassifyColorRampRenderer:
pRasterRenderer = ModuleCommon.CreateClassifyColorRampRenderer();
break;
case enumRasterRendererType.UniqueValueRenderer:
pRasterRenderer = ModuleCommon.CreateUniqueValueRasterRenderer();
break;
case enumRasterRendererType.RGBRenderer:
pRasterRenderer = ModuleCommon.CreateRGBRenderer();
break;
}
if (_Layer == null)
{
rendererObject.InitRasterRendererObject(m_FieldInfo, pRasterRenderer);
}
else
{
rendererObject.InitRasterRendererObject(_Layer, pRasterRenderer);
}
m_RendererObject.Add(typeString, rendererObject);
}
catch (Exception ex)
{
}
}
public static void SaveRasterRendererToByte(ref byte[] _RendererValue, ref string _RendererType, IRasterRendererUI pRasterRendererUI)
{
if (pRasterRendererUI == null)
{
_RendererValue = null;
_RendererType = enumRasterRendererType.StretchColorRampRenderer.ToString();
return;
}
_RendererType = pRasterRendererUI.RasterRendererType.ToString();
try
{
IPersistStream pPersistStream = pRasterRendererUI.RasterRenderer as IPersistStream;
IStream pStream = new XMLStreamClass();
pPersistStream.Save(pStream, 0);
IXMLStream pXMLStream = pStream as IXMLStream;
_RendererValue = pXMLStream.SaveToBytes();
}
catch (Exception ex)
{
_RendererValue = null;
_RendererType = enumRasterRendererType.StretchColorRampRenderer.ToString();
}
}
