/// <summary>
/// 在三维场景中由两点生成线的绘制 20110609
/// </summary>
/// <param name="Point1">前一个点要素</param>
/// <param name="Point2">后一点要素</param>
/// <param name="r"></param>
/// <param name="g"></param>
/// <param name="b"></param>
/// <param name="Width">线符号宽</param>
/// <returns></returns>
public static IElement PointToPolyline(IPoint Point1, IPoint Point2, int r, int g, int b, double Width)
{
ILine line = new LineClass();
line.PutCoords(Point1, Point2);
object missing = Type.Missing;
ISegmentCollection segColl = new PolylineClass();
segColl.AddSegment(line as ISegment, ref missing, ref missing);
IPolyline pPolyline = new PolylineClass();
pPolyline = segColl as IPolyline;
IZAware pZAware = new PolylineClass();
pZAware = pPolyline as IZAware;
pZAware.ZAware = true;
IElement lineElement = new LineElementClass();
ISimpleLine3DSymbol pSimpleLine3DSymbol = new SimpleLine3DSymbolClass();
pSimpleLine3DSymbol.Style = esriSimple3DLineStyle.esriS3DLSWall;
pSimpleLine3DSymbol.ResolutionQuality = 1;
ILineSymbol pLineSymbol = pSimpleLine3DSymbol as ILineSymbol;
pLineSymbol.Color = getRGB(r, g, b);
pLineSymbol.Width = Width;
lineElement.Geometry = pZAware as IGeometry;
ILineElement lineElement2 = lineElement as ILineElement;
lineElement2.Symbol = pLineSymbol;
return(lineElement);
}
public static IElement ConstructPolylineElement(IGeometry geometry, IColor color, esriSimple3DLineStyle style, double width)
{
ISimpleLine3DSymbol simpleLine3DSymbol = new SimpleLine3DSymbolClass();
simpleLine3DSymbol.Style = style;
simpleLine3DSymbol.ResolutionQuality = HighResolution;
ILineSymbol lineSymbol = simpleLine3DSymbol as ILineSymbol;
lineSymbol.Color = color;
lineSymbol.Width = width;
ILine3DPlacement line3DPlacement = lineSymbol as ILine3DPlacement;
line3DPlacement.Units = Units;
ILineElement lineElement = new LineElementClass();
lineElement.Symbol = lineSymbol;
IElement element = lineElement as IElement;
element.Geometry = geometry;
return(element);
}
private ILineSymbol CreateNewSymbol(int type)
{
ILineSymbol simpleLineSymbolClass = null;
switch (type)
{
case 0:
{
simpleLineSymbolClass = new SimpleLineSymbolClass();
break;
}
case 1:
{
simpleLineSymbolClass = new CartographicLineSymbolClass();
break;
}
case 2:
{
simpleLineSymbolClass = new MarkerLineSymbolClass();
break;
}
case 3:
{
simpleLineSymbolClass = new HashLineSymbolClass();
break;
}
case 4:
{
simpleLineSymbolClass = new PictureLineSymbolClass();
break;
}
case 5:
{
simpleLineSymbolClass = new SimpleLine3DSymbolClass();
break;
}
case 6:
{
simpleLineSymbolClass = new TextureLineSymbolClass();
break;
}
}
return(simpleLineSymbolClass);
}
//function for adding line graphics elements
public void addLineGraphicElements(ESRI.ArcGIS.Geometry.IPolyline inLine, int symbolColor)
{
IElement pElement = new LineElementClass();// MarkerElementClass();
ISimpleLine3DSymbol symbol3d = new SimpleLine3DSymbolClass();
string markerStyle = "";
if (theCamForm.symbolTypeListBox.SelectedItem != null)
{
markerStyle = theCamForm.symbolTypeListBox.SelectedItem.ToString();
}
if (markerStyle == "Strip")
{
symbol3d.Style = esriSimple3DLineStyle.esriS3DLSStrip;
}
else if (markerStyle == "Wall")
{
symbol3d.Style = esriSimple3DLineStyle.esriS3DLSWall;
}
else
{
symbol3d.Style = esriSimple3DLineStyle.esriS3DLSTube;
}
symbol3d.ResolutionQuality = 1;
IColor pColor = new RgbColorClass();
pColor.RGB = symbolColor;
ILineSymbol pLineSymbol;
pLineSymbol = (ILineSymbol)symbol3d;
pLineSymbol.Color = pColor;
pLineSymbol.Width = 1;
pElement.Geometry = inLine;
ILineElement pLineElement;
pLineElement = (ILineElement)pElement;
pLineElement.Symbol = pLineSymbol;
graphicsLayer.AddElement(pElement, 1);
}
public static IElement ConstructPolylineElement(IGeometry geometry, IColor color, esriSimple3DLineStyle style, double width)
{
ISimpleLine3DSymbol simpleLine3DSymbol = new SimpleLine3DSymbolClass();
simpleLine3DSymbol.Style = style;
simpleLine3DSymbol.ResolutionQuality = HighResolution;
ILineSymbol lineSymbol = simpleLine3DSymbol as ILineSymbol;
lineSymbol.Color = color;
lineSymbol.Width = width;
ILine3DPlacement line3DPlacement = lineSymbol as ILine3DPlacement;
line3DPlacement.Units = Units;
ILineElement lineElement = new LineElementClass();
lineElement.Symbol = lineSymbol;
IElement element = lineElement as IElement;
element.Geometry = geometry;
return element;
}
/// <summary>
/// 三维场景中绘制线要素 20110609
/// </summary>
/// <param name="pGeometry">线要素</param>
/// <param name="r"></param>
/// <param name="g"></param>
/// <param name="b"></param>
/// <param name="Width">线符号宽</param>
/// <returns></returns>
public static IElement DrawPolylineZ(IGeometry pGeometry, int r, int g, int b, double Width)
{
IPolyline pPolyline = (IPolyline)pGeometry;
IZAware pZAware = new PolylineClass();
pZAware = pPolyline as IZAware;
//ISimpleLine3DSymbol pSimpleLine3DSymbol = new SimpleLine3DSymbolClass();
pZAware.ZAware = true;
IElement lineElement = new LineElementClass();
ISimpleLine3DSymbol pSimpleLine3DSymbol = new SimpleLine3DSymbolClass();
pSimpleLine3DSymbol.Style = esriSimple3DLineStyle.esriS3DLSWall;
pSimpleLine3DSymbol.ResolutionQuality = 1;
ILineSymbol pLineSymbol = pSimpleLine3DSymbol as ILineSymbol;
pLineSymbol.Color = getRGB(r, g, b);
pLineSymbol.Width = Width;
lineElement.Geometry = pZAware as IGeometry;
ILineElement lineElement2 = lineElement as ILineElement;
lineElement2.Symbol = pLineSymbol;
return(lineElement);
}
//function for adding line graphics elements
public void addLineGraphicElements(ESRI.ArcGIS.Geometry.IPolyline inLine, int symbolColor)
{
IElement pElement = new LineElementClass();// MarkerElementClass();
ISimpleLine3DSymbol symbol3d = new SimpleLine3DSymbolClass();
string markerStyle = "";
if (theCamForm.symbolTypeListBox.SelectedItem != null)
{
markerStyle = theCamForm.symbolTypeListBox.SelectedItem.ToString();
}
if (markerStyle == "Strip") symbol3d.Style = esriSimple3DLineStyle.esriS3DLSStrip;
else if (markerStyle == "Wall") symbol3d.Style = esriSimple3DLineStyle.esriS3DLSWall;
else symbol3d.Style = esriSimple3DLineStyle.esriS3DLSTube;
symbol3d.ResolutionQuality = 1;
IColor pColor = new RgbColorClass();
pColor.RGB = symbolColor;
ILineSymbol pLineSymbol;
pLineSymbol = (ILineSymbol)symbol3d;
pLineSymbol.Color = pColor;
pLineSymbol.Width = 1;
pElement.Geometry = inLine;
ILineElement pLineElement;
pLineElement = (ILineElement)pElement;
pLineElement.Symbol = pLineSymbol;
graphicsLayer.AddElement(pElement, 1);
}
