private static IGeoFeatureLayer VisibilityColorsRender(IFeatureLayer layer, IObjectFactory objFactory)
{
const string fieldName = "IS_VISIBLE";
string[] uniqueValues = new string[2];
int fieldIndex = layer.FeatureClass.Fields.FindField(fieldName);
uniqueValues[0] = "0";
uniqueValues[1] = "1";
Type renderType = typeof(UniqueValueRendererClass);
string typeRenderID = renderType.GUID.ToString("B");
IUniqueValueRenderer uVRenderer = (IUniqueValueRenderer)objFactory.Create(typeRenderID);
uVRenderer.FieldCount = 1;
uVRenderer.Field[0] = fieldName;
var invisibleSymbol = GetSymbol(layer.FeatureClass.ShapeType, new RgbColor()
{
Red = 255, Blue = 0, Green = 0
});
var visibleSymbol = GetSymbol(layer.FeatureClass.ShapeType, new RgbColor()
{
Red = 0, Blue = 0, Green = 255
});
uVRenderer.AddValue(uniqueValues[0], "Visibility", invisibleSymbol);
uVRenderer.AddValue(uniqueValues[1], "Visibility", visibleSymbol);
IGeoFeatureLayer geoFL = layer as IGeoFeatureLayer;
geoFL.Renderer = uVRenderer as IFeatureRenderer;
return(geoFL);
}
private void btnok_Click(object sender, EventArgs e)
{
if (treeshow.SelectedIndex == 0)
{
if (treeadd.SelectedNode == null)
{
MessageBox.Show("请选择要添加的值", "提示", MessageBoxButtons.OK);
}
else
{
string strnode = "";
strnode = treeadd.SelectedNode.Text;
if (pFClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
IClone pSourceClone = pSimpleFillSymbol as IClone;
ISimpleFillSymbol pSimpleFillSymb = pSourceClone.Clone() as ISimpleFillSymbol;
pUniquerender.AddValue(strnode, "唯一值渲染", (ISymbol)pSimpleFillSymb);
ISimpleFillSymbol pNextSymbol = pUniquerender.get_Symbol(strnode) as ISimpleFillSymbol;
pNextSymbol.Color = coloru[treeadd.SelectedIndex];
pUniquerender.set_Symbol(strnode, (ISymbol)pNextSymbol);
DataRow rowu = dtable2.NewRow();
rowu[1] = strnode;
rowu[2] = strnode;
rowu[3] = cuntu[treeadd.SelectedIndex];
dtable2.Rows.Add(rowu);
gridviewu.Rows[gridviewu.Rows.Count - 2].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pNextSymbol.Color);
}
else if (pFClass.ShapeType == esriGeometryType.esriGeometryLine || pFClass.ShapeType == esriGeometryType.esriGeometryPolyline)
{
IClone pSourceClone = pLineSymbol as IClone;
ISimpleLineSymbol pSimpleFillSymb = pSourceClone.Clone() as ISimpleLineSymbol;
pUniquerender.AddValue(strnode, "唯一值渲染", (ISymbol)pSimpleFillSymb);
ISimpleLineSymbol pNextSymbol = pUniquerender.get_Symbol(strnode) as ISimpleLineSymbol;
pNextSymbol.Color = coloru[treeadd.SelectedIndex];
pUniquerender.set_Symbol(strnode, (ISymbol)pNextSymbol);
DataRow rowu = dtable2.NewRow();
rowu[1] = strnode;
rowu[2] = strnode;
rowu[3] = cuntu[treeadd.SelectedIndex];
dtable2.Rows.Add(rowu);
gridviewu.Rows[gridviewu.Rows.Count - 2].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pNextSymbol.Color);
}
else
{
IClone pSourceClone = pPointSymbol as IClone;
ISimpleMarkerSymbol pSimpleFillSymb = pSourceClone.Clone() as ISimpleMarkerSymbol;
pUniquerender.AddValue(strnode, "唯一值渲染", (ISymbol)pSimpleFillSymb);
ISimpleMarkerSymbol pNextSymbol = pUniquerender.get_Symbol(strnode) as ISimpleMarkerSymbol;
pNextSymbol.Color = coloru[treeadd.SelectedIndex];
pUniquerender.set_Symbol(strnode, (ISymbol)pNextSymbol);
DataRow rowu = dtable2.NewRow();
rowu[1] = strnode;
rowu[2] = strnode;
rowu[3] = cuntu[treeadd.SelectedIndex];
dtable2.Rows.Add(rowu);
gridviewu.Rows[gridviewu.Rows.Count - 2].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pNextSymbol.Color);
}
addvx.Remove(addvx[treeadd.SelectedIndex]);
coloru.Remove(coloru[treeadd.SelectedIndex]);
countu.Add(cuntu[treeadd.SelectedIndex]);
cuntu.Remove(cuntu[treeadd.SelectedIndex]);
treeadd.Nodes[treeadd.SelectedIndex].Remove();
treeadd.SelectedNode = null;
gridviewu.CurrentCell = null;
}
}
else
{
if (treeadd.SelectedNode == null)
{
MessageBox.Show("请选择要添加的值", "提示", MessageBoxButtons.OK);
}
else
{
string strnode = "";
strnode = treeadd.SelectedNode.Text;
if (pFClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
IClone pSourceClone = pSimpleFillSymbol as IClone;
ISimpleFillSymbol pSimpleFillSymb = pSourceClone.Clone() as ISimpleFillSymbol;
pUniquerendermu.AddValue(strnode, "唯一值渲染", (ISymbol)pSimpleFillSymb);
ISimpleFillSymbol pNextSymbol = pUniquerendermu.get_Symbol(strnode) as ISimpleFillSymbol;
pNextSymbol.Color = colorumu[treeadd.SelectedIndex];
pUniquerendermu.set_Symbol(strnode, (ISymbol)pNextSymbol);
DataRow rowu = dtable3.NewRow();
rowu[1] = strnode;
rowu[2] = strnode;
rowu[3] = cuntumu[treeadd.SelectedIndex];
dtable3.Rows.Add(rowu);
gridviewmu.Rows[gridviewmu.Rows.Count - 2].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pNextSymbol.Color);
}
else if (pFClass.ShapeType == esriGeometryType.esriGeometryLine || pFClass.ShapeType == esriGeometryType.esriGeometryPolyline)
{
IClone pSourceClone = pLineSymbol as IClone;
ISimpleLineSymbol pSimpleFillSymb = pSourceClone.Clone() as ISimpleLineSymbol;
pUniquerendermu.AddValue(strnode, "唯一值渲染", (ISymbol)pSimpleFillSymb);
ISimpleLineSymbol pNextSymbol = pUniquerendermu.get_Symbol(strnode) as ISimpleLineSymbol;
pNextSymbol.Color = colorumu[treeadd.SelectedIndex];
pUniquerendermu.set_Symbol(strnode, (ISymbol)pNextSymbol);
DataRow rowu = dtable3.NewRow();
rowu[1] = strnode;
rowu[2] = strnode;
rowu[3] = cuntumu[treeadd.SelectedIndex];
dtable3.Rows.Add(rowu);
gridviewmu.Rows[gridviewmu.Rows.Count - 2].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pNextSymbol.Color);
}
else
{
IClone pSourceClone = pPointSymbol as IClone;
ISimpleMarkerSymbol pSimpleFillSymb = pSourceClone.Clone() as ISimpleMarkerSymbol;
pUniquerendermu.AddValue(strnode, "唯一值渲染", (ISymbol)pSimpleFillSymb);
ISimpleMarkerSymbol pNextSymbol = pUniquerendermu.get_Symbol(strnode) as ISimpleMarkerSymbol;
pNextSymbol.Color = colorumu[treeadd.SelectedIndex];
pUniquerendermu.set_Symbol(strnode, (ISymbol)pNextSymbol);
DataRow rowu = dtable3.NewRow();
rowu[1] = strnode;
rowu[2] = strnode;
rowu[3] = cuntumu[treeadd.SelectedIndex];
dtable3.Rows.Add(rowu);
gridviewmu.Rows[gridviewmu.Rows.Count - 2].Cells[0].Style.BackColor = ClsGDBDataCommon.IColorToColor(pNextSymbol.Color);
}
addvxmu.Remove(addvxmu[treeadd.SelectedIndex]);
colorumu.Remove(colorumu[treeadd.SelectedIndex]);
countumu.Add(cuntumu[treeadd.SelectedIndex]);
cuntumu.Remove(cuntumu[treeadd.SelectedIndex]);
treeadd.Nodes[treeadd.SelectedIndex].Remove();
treeadd.SelectedNode = null;
gridviewmu.CurrentCell = null;
}
}
}