//创建点状线
private IMarkerLineSymbol CreateMarkerLineSymbol()
{
IMarkerLineSymbol pMarkerLS = new MarkerLineSymbol();
//样式
if (pMarkerSymbol != null)
{
pMarkerLS.MarkerSymbol = pMarkerSymbol;
}
ICartographicLineSymbol pCartographicLS = pMarkerLS as ICartographicLineSymbol;
//颜色
if (colorCartographicLine.SelectedColor != Color.Empty)
{
pCartographicLS.Color = ClsGDBDataCommon.ColorToIColor(colorCartographicLine.SelectedColor);
}
else
{
pCartographicLS.Color = ClsGDBDataCommon.ColorToIColor(Color.Black);
colorCartographicLine.SelectedColor = Color.Black;
}
//宽度
pCartographicLS.Width = double.Parse(widthCartographicLine.Text);
//端点样式
if (rbCatButt.Checked == true)
{
pCartographicLS.Cap = esriLineCapStyle.esriLCSButt;
}
else if (rbCatRoundC.Checked == true)
{
pCartographicLS.Cap = esriLineCapStyle.esriLCSRound;
}
else if (rbCatSquare.Checked == true)
{
pCartographicLS.Cap = esriLineCapStyle.esriLCSSquare;
}
//节点样式
if (rbCatMitre.Checked == true)
{
pCartographicLS.Join = esriLineJoinStyle.esriLJSMitre;
}
else if (rbCatRoundJ.Checked == true)
{
pCartographicLS.Join = esriLineJoinStyle.esriLJSRound;
}
else if (rbCatBevel.Checked == true)
{
pCartographicLS.Join = esriLineJoinStyle.esriLJSBevel;
}
//端点箭头样式
ILineDecorationElement pLineDecorationElement = new SimpleLineDecorationElement();
return(pMarkerLS);
}
public static ILineSymbol CreateLineDirectionSymbol()
{
ILineSymbol symbol = new CartographicLineSymbol();
symbol.Color = ColorHelper.CreateColor(0, 0, 200);
LineDecoration class2 = new LineDecoration();
SimpleLineDecorationElement lineDecorationElement = new SimpleLineDecorationElement();
lineDecorationElement.AddPosition(0.3);
lineDecorationElement.AddPosition(0.7);
lineDecorationElement.PositionAsRatio = true;
IMarkerSymbol symbol2 = (lineDecorationElement.MarkerSymbol as IClone).Clone() as IMarkerSymbol;
symbol2.Size = 9.0;
symbol2.Color = ColorHelper.CreateColor(0, 200, 0);
lineDecorationElement.MarkerSymbol = symbol2;
class2.AddElement(lineDecorationElement);
(symbol as ILineProperties).LineDecoration = class2;
return(symbol);
}
private ISymbol GetFeatureSymbol(IFeature Feature)
{
ICartographicLineSymbol hashsym = null;
IRgbColor pcolor = null;
ILineSymbol lsym = null;
// ISimpleEdgeFeature seFeat = null;
ILineProperties lineProperties = null;
IArrowMarkerSymbol aMSymbol = null;
ILineDecoration lineDecoration = null;
ISimpleLineDecorationElement simpleLineDecorationElement = null;
IMarkerSymbol smSym = null;
bool isMultiLyrSym = false;
int multiLyrSymIndex = -1;
try
{
if (Feature.HasOID)
{
int status = 0;
if (string.Compare(Feature.Class.AliasName.Substring(Feature.Class.AliasName.LastIndexOf('.') + 1), "PrimaryConductor", true) == 0)
{
if (ExtensionInfo.netUtil.primaryStatuses.ContainsKey(Feature.OID))
status = ExtensionInfo.netUtil.primaryStatuses[Feature.OID];
}
else if (ExtensionInfo.netUtil.secondaryStatuses.ContainsKey(Feature.OID))
status = ExtensionInfo.netUtil.secondaryStatuses[Feature.OID];
//int fldIndexGUID = Feature.Fields.FindField("FuturaGUID");
//if (fldIndexGUID != -1)
//{
// IFeatureClass featCls = Feature.Class as IFeatureClass;
// IFeature feat = featCls.GetFeature(Feature.OID);
// string guid = feat.get_Value(fldIndexGUID).ToString();
// if (guid != null)
// status = (int)NetworkExtension.FuturaNetworkExt.netUtil._sectionList[guid].status;
//}
// int status = NetworkExtension.FuturaNetworkExt.netUtil._sectionList.Values.FirstOrDefault(obj => (obj.objectId == Feature.OID && string.Compare(Feature.Class.AliasName.Substring(Feature.Class.AliasName.LastIndexOf('.')+1), obj.className, true) == 0)).status;
// string guid = Feature.get_Value(Feature.Fields.FindField("FuturaGUID")).ToString();
// int status = NetworkExtension.FuturaNetworkExt.netUtil._sectionList[guid].status;
pcolor = new RgbColor();
//FeatureRenderer.PrepareFilter(Feature.Class as IFeatureClass, new QueryFilterClass());
//below line used to get default linesymbol of a featureclass
lsym = FeatureRenderer.get_SymbolByFeature(Feature) as ILineSymbol;
if (lsym is ICartographicLineSymbol)
hashsym = lsym as ICartographicLineSymbol;
else if (lsym is IMultiLayerLineSymbol)
{
IMultiLayerLineSymbol multiLyrLineSymbol = lsym as IMultiLayerLineSymbol;
for (int i = 0; i < multiLyrLineSymbol.LayerCount; i++)
{
if (multiLyrLineSymbol.get_Layer(i) != null && multiLyrLineSymbol.get_Layer(i) is ICartographicLineSymbol)
{
hashsym = multiLyrLineSymbol.get_Layer(i) as ICartographicLineSymbol;
isMultiLyrSym = true;
multiLyrSymIndex = i;
break;
}
}
}
if (hashsym == null)
{
hashsym = new CartographicLineSymbolClass();
hashsym.Color = lsym.Color;
hashsym.Width = lsym.Width;
}
if (FeatureSelection.SelectionSet.Count > 0 && IsSelected(Feature.OID))
{
//if (MobileSettings.settings.UserSettings.TraceSettings.LineColor.R == 0 && MobileSettings.settings.UserSettings.TraceSettings.LineColor.G == 255 && MobileSettings.settings.UserSettings.TraceSettings.LineColor.B == 255)
//{
// pcolor.Red = 0;
// pcolor.Green = 255;
// pcolor.Blue = 0;
//}
//else
//{
pcolor.Red = 0;
pcolor.Green = 255;
pcolor.Blue = 255;
// }
//lsym.Color = pcolor;
//lsym.Width = lsym.Width + 1;
hashsym.Color = pcolor;
hashsym.Width = hashsym.Width + 1;
}
else
{
//pcolor.Red = MobileSettings.settings.UserSettings.TraceSettings.LineColor.R;
//pcolor.Green = MobileSettings.settings.UserSettings.TraceSettings.LineColor.G;
//pcolor.Blue = MobileSettings.settings.UserSettings.TraceSettings.LineColor.B;
//lsym.Color = pcolor;
}
if (Feature.Shape.GeometryType == esriGeometryType.esriGeometryLine || Feature.Shape.GeometryType == esriGeometryType.esriGeometryPolyline)
{
// SectionObject sObj = null;
// Orientation dir = Orientation.Uninitialized;
// seFeat = Feature as ISimpleEdgeFeature;
// int fldIndexGUID = Feature.Fields.FindField(((IClassEx)Feature.Class).GlobalIDFieldName);
// if(fldIndexGUID != -1)
// {
//IFeatureClass featCls = Feature.Class as IFeatureClass;
//IFeature feat = featCls.GetFeature(Feature.OID);
//object guid = feat.get_Value(fldIndexGUID);
// if (guid != null)
// sObj = secElements.ContainsKey(guid.ToString()) ? secElements[guid.ToString()] : null;
//if(sObj != null)
//{
// IPolyline pl = Feature.ShapeCopy as IPolyline;
// NodeObject fNode = nodeElements.ContainsKey(sObj.Parent) ? nodeElements[sObj.Parent] : null;
// NodeObject tNode = nodeElements.ContainsKey(sObj.Child) ? nodeElements[sObj.Child] : null;
// if(fNode != null && tNode != null)
// {
// if (Math.Abs(fNode.X - pl.FromPoint.X) < 0.001 && Math.Abs(fNode.Y - pl.FromPoint.Y) < 0.001)
// dir = Orientation.WithFlow;
// else
// dir = Orientation.AgainstFlow;
// }
//}
// }
//bool isPrimary = string.Compare(Feature.Class.AliasName, "PrimaryConductor", true) == 0;
//try
//{
// if (isPrimary && PrimaryFlowDirections != null)
// dir = PrimaryFlowDirections[Feature.OID];
// // dir = secElements.Values.FirstOrDefault(obj => (obj.OID == Feature.OID && string.Compare(Feature.Class.AliasName, obj.LayerName, true) == 0));
// else if (SecFlowDirections != null)
// dir = SecFlowDirections[Feature.OID];
//}
//catch
//{
// dir = Orientation.Uninitialized;
//}
//if (sObj != null)
// {
// dir = sObj.FlowDirection;
//IPolyline pl = Feature.ShapeCopy as IPolyline;
//NodeObject fNode = nodeElements.ContainsKey(sObj.Parent) ? nodeElements[sObj.Parent] : null;
//NodeObject tNode = nodeElements.ContainsKey(sObj.Child) ? nodeElements[sObj.Child] : null;
//if (fNode != null && tNode != null)
//{
// bool isUninitialized = false;
// if (string.Compare(fNode.LayerName, FuturaNetJunctions.Futura_NetJunctions_TableName, true) == 0 && secElements.Values.FirstOrDefault(obj => (obj.Child == fNode.GUID)) == null)
// dir = Orientation.Indeterminate;
// else
// {
// if (Math.Abs(fNode.X - pl.FromPoint.X) < 0.001 && Math.Abs(fNode.Y - pl.FromPoint.Y) < 0.001)
// dir = Orientation.WithFlow;
// else
// dir = Orientation.AgainstFlow;
// }
//}
// }
lineProperties = hashsym as ILineProperties;
simpleLineDecorationElement = new SimpleLineDecorationElement();
if (FuturaNetwork.StatusExtensions.IsLoop(status))
simpleLineDecorationElement.MarkerSymbol = DefaultUninitializedSymbol();
else if (FuturaNetwork.StatusExtensions.IsEnergized(status))
{
//if (smSym == null)
// smSym = Global.DefaultFlowSymbol();
if (FuturaNetwork.StatusExtensions.BreakDown(status).Contains(FuturaNetwork.Constants.WithFlow))
simpleLineDecorationElement.MarkerSymbol = DefaultFlowSymbol(false);
else
simpleLineDecorationElement.MarkerSymbol = DefaultFlowSymbol(true);
}
else
simpleLineDecorationElement.MarkerSymbol = DefaultUninitializedSymbol();
simpleLineDecorationElement.AddPosition(0.5);
simpleLineDecorationElement.PositionAsRatio = true;
lineDecoration = new LineDecoration();
lineDecoration.AddElement(simpleLineDecorationElement);
lineProperties.LineDecoration = lineDecoration;
}
ISymbol featSymbol = null;
if (isMultiLyrSym && multiLyrSymIndex != -1)
{
IMultiLayerLineSymbol multiLyrLineSymbol = lsym as IMultiLayerLineSymbol;
if (multiLyrLineSymbol.get_Layer(multiLyrSymIndex) != null && multiLyrLineSymbol.get_Layer(multiLyrSymIndex) is ICartographicLineSymbol)
{
ILineSymbol lineSymbol = multiLyrLineSymbol.get_Layer(multiLyrSymIndex);
multiLyrLineSymbol.DeleteLayer(lineSymbol);
multiLyrLineSymbol.AddLayer(hashsym as ILineSymbol);
}
featSymbol = multiLyrLineSymbol as ISymbol;
}
else
featSymbol = hashsym as ISymbol;
return featSymbol;
}
else
{
return null;
}
}
catch (Exception ex)
{
//EngineLogger.Logger.LogException(ex);
return null;
}
finally
{
hashsym = null;
pcolor = null;
lsym = null;
//seFeat = null;
lineProperties = null;
aMSymbol = null;
lineDecoration = null;
simpleLineDecorationElement = null;
smSym = null;
}
}
/// <summary>
/// 带箭头的线段
/// </summary>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="fillColor"></param>
public static void TrackLine(IPoint start, IPoint end, Color fillColor)
{
//将线段打断生成两条线段 以实现线段中间箭头显示
IPoint middle = new PointClass();
middle.PutCoords((end.X + start.X) / 2, (end.Y + start.Y) / 2);
IActiveView pActiveView = Program.myMap.ActiveView;
IGraphicsContainer pGraphicsContainer = pActiveView.GraphicsContainer;
IPolyline pLine = new PolylineClass();
IPolyline pLine1 = new PolylineClass();
pLine.FromPoint = start;
pLine.ToPoint = middle;
pLine1.FromPoint = middle;
pLine1.ToPoint = end;
pLine.Project(pActiveView.FocusMap.SpatialReference);
pLine1.Project(pActiveView.FocusMap.SpatialReference);
ICartographicLineSymbol pCartoLineSymbol = new CartographicLineSymbol();
pCartoLineSymbol.Cap = esriLineCapStyle.esriLCSRound;
ILineProperties pLineProp = pCartoLineSymbol as ILineProperties;
pLineProp.DecorationOnTop = true;
ILineDecoration pLineDecoration = new LineDecoration();
ISimpleLineDecorationElement pSimpleLineDecoElem = new SimpleLineDecorationElement();
pSimpleLineDecoElem.AddPosition(1);
IArrowMarkerSymbol pArrowMarkerSym = new ArrowMarkerSymbol();
pArrowMarkerSym.Size = 12;
pArrowMarkerSym.Color = GetColor(fillColor.R, fillColor.G, fillColor.B);
pSimpleLineDecoElem.MarkerSymbol = pArrowMarkerSym as IMarkerSymbol;
pLineDecoration.AddElement(pSimpleLineDecoElem as ILineDecorationElement);
pLineProp.LineDecoration = pLineDecoration;
ILineSymbol pLineSymbol = pCartoLineSymbol as ILineSymbol;
pLineSymbol.Color = GetColor(fillColor.R, fillColor.G, fillColor.B);;
pLineSymbol.Width = 2;
ILineElement pLineElem = new LineElementClass();
ILineElement pLineElem1 = new LineElementClass();
pLineElem.Symbol = pLineSymbol;
pLineElem1.Symbol = pLineSymbol;
IElement pElem = pLineElem as IElement;
IElement pElem1 = pLineElem1 as IElement;
pElem.Geometry = pLine;
pElem1.Geometry = pLine1;
pGraphicsContainer.AddElement(pElem, 0);
pGraphicsContainer.AddElement(pElem1, 0);
pActiveView.Refresh();
}
private void btnRender_Click(object sender, EventArgs e)
{
IGeoFeatureLayer geoLayer = GetLayerByName(cboLayer.Text);
MessageBox.Show(geoLayer.FeatureClass.ShapeType.ToString());
switch (m_strOption)
{
//
case "Simple":
IRgbColor rgbColor = new RgbColor();
rgbColor.Red = Convert.ToInt32(cboRed.Text);
rgbColor.Green = Convert.ToInt32(cboGreen.Text);
rgbColor.Blue = Convert.ToInt32(cboGreen.Text);
//only used to Polygon Layer
ISymbol sym = null;
//Acording the shape type, use different sympol
if (geoLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{ //Polygon Feature
//Orginate Code
// ISimpleFillSymbol fillSym = new SimpleFillSymbol() ;
//sym.style
// fillSym.Style = esriSimpleFillStyle.esriSFSSolid;
//sym.color
// fillSym.Color = rgbColor;
//new Code for IGradientFillSymbol by jin
IGradientFillSymbol fillSym = new GradientFillSymbol();
fillSym.Style = esriGradientFillStyle.esriGFSBuffered;
IRgbColor fromColor = new RgbColor();
fromColor.Red = 255;
fromColor.Green = 0;
fromColor.Blue = 0;
IRgbColor toColor = new RgbColor();
toColor.Red = 0;
toColor.Green = 0;
toColor.Blue = 255;
IAlgorithmicColorRamp ramp = new AlgorithmicColorRamp();
ramp.Size = 16;
ramp.FromColor = fromColor;
ramp.ToColor = toColor;
fillSym.ColorRamp = ramp;
sym = fillSym as ISymbol;
}
else if (geoLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline)
{ //Line Feature
// ISimpleLineSymbol lineSym = new SimpleLineSymbol();
// lineSym.Style = esriSimpleLineStyle.esriSLSSolid;
// lineSym.Color = rgbColor;
// sym = lineSym as ISymbol;
//
ICartographicLineSymbol cartLineSym = new CartographicLineSymbol();
cartLineSym.Color = rgbColor;
cartLineSym.Cap = esriLineCapStyle.esriLCSSquare;
cartLineSym.Join = esriLineJoinStyle.esriLJSMitre;
ISimpleLineDecorationElement pSimpleLineDecoEle = new SimpleLineDecorationElement();
pSimpleLineDecoEle.FlipAll = true;
pSimpleLineDecoEle.FlipFirst = true;
ILineDecoration pLineDeco = new LineDecoration();
pLineDeco.AddElement(pSimpleLineDecoEle);
//
//QI
ILineProperties pLinePro = cartLineSym as ILineProperties;
pLinePro.LineDecoration = pLineDeco;
sym = cartLineSym as ISymbol;
}
else if (geoLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPoint)
{ //Point Feature
ISimpleMarkerSymbol marketSym = new SimpleMarkerSymbol();
marketSym.Style = esriSimpleMarkerStyle.esriSMSCircle; //;esriSMSX;cross
marketSym.Color = rgbColor;
sym = marketSym as ISymbol;
}
ApplySimple(geoLayer, sym);
break;
case "Unique":
ApplyUniqueValue(geoLayer, cboUniqueVals.Text);
break;
case "Chart":
ApplyBarChartValue(geoLayer, cbxProp1.Text);
break;
case "Breaks":
ApplyClsssBreaks(geoLayer, cboNumericVals.Text, long.Parse(cboBreaks.Text));
break;
default:
break;
}
}
