public frmDEMSymbology(byte[] rendererValue, string rendererType, ESRI.ArcGIS.Controls.esriSymbologyStyleClass pStyleClass, List <ESRI.ArcGIS.Geodatabase.IField> pFields)
{
_Layer = null;
m_StyleClass = pStyleClass;
m_RendererObject = new Dictionary <string, IRasterRendererUI>();
_RasterRenderer = GetRasterRenderer(rendererValue, rendererType);
m_FieldInfo = new List <FieldInfo>();
FieldInfo noneField = new FieldInfo();
noneField.FieldName = "<NONE>";
noneField.FieldDesc = "<NONE>";
noneField.FieldType = ESRI.ArcGIS.Geodatabase.esriFieldType.esriFieldTypeDate;
m_FieldInfo.Add(noneField);
if (pFields != null && pFields.Count != 0)
{
for (int i = 0; i < pFields.Count; i++)
{
FieldInfo field = new FieldInfo();
//if ((pFields[i].VarType > 1 && pFields[i].VarType < 6 && pFields[i].Type != ESRI.ArcGIS.Geodatabase.esriFieldType.esriFieldTypeOID)
// || pFields[i].Type == ESRI.ArcGIS.Geodatabase.esriFieldType.esriFieldTypeString)
if ((int)pFields[i].Type < 5)
{
field.FieldName = pFields[i].Name;
field.FieldDesc = pFields[i].AliasName;
field.FieldType = pFields[i].Type;
m_FieldInfo.Add(field);
}
}
}
InitializeUI();
InitRendererUI();
}
/// <summary>
/// 从二进制获取符号方案
/// </summary>
/// <param name="renderValue"></param>
/// <returns></returns>
private ESRI.ArcGIS.Carto.IRasterRenderer GetRasterRenderer(byte[] renderValue, string rendererType)
{
ESRI.ArcGIS.Carto.IRasterRenderer pRenderer = ModuleCommon.LoadRasterRendererFromByte(renderValue, rendererType);
if (pRenderer == null)
{
pRenderer = ModuleCommon.CreateStretchColorRampRenderer();
}
return(pRenderer);
}
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 frmDEMSymbology(ILayer pLayer)
{
InitializeComponent();
_Layer = pLayer;
if (_Layer == null)
{
return;
}
m_RendererObject = new Dictionary <string, IRasterRendererUI>();
_RasterRenderer = GetRasterRenderer(pLayer);
m_FieldInfo = null;
InitializeUI();
InitRendererUI();
}