/// <summary>
/// 绘制对象 张琪 20110628
/// </summary>
/// <param name="pGeometry">对象</param>
/// <param name="pColor">颜色</param>
/// <param name="lSize">绘制的大小</param>
/// <param name="sName">名称</param>
/// <param name="pScene"></param>
/// <param name="pGroup"></param>
public static void AddSimpleGraphic(IGeometry pGeometry, IRgbColor pColor, int lSize, string sName, IMap pMap, IGroupElement pGroup)
{
if (pGeometry == null)
{
return;
}
IElement pElement = null;
//ISymbol pSym;
//根据绘制的对象类型对IElement进行不同的定义
switch (pGeometry.GeometryType.ToString())
{
case "esriGeometryPoint":
pElement = new MarkerElementClass();
IMarkerElement pPointElement = pElement as IMarkerElement;
ISimpleMarkerSymbol pMSym = new SimpleMarkerSymbolClass();
pMSym.Color = pColor;
pMSym.Size = lSize;
pMSym.Style = esriSimpleMarkerStyle.esriSMSCircle;
IMarkerSymbol pMarkerSymbol = pMSym as IMarkerSymbol;
pPointElement.Symbol = pMarkerSymbol;
break;
case "esriGeometryPolyline":
pElement = new LineElementClass();
ILineElement pLineElement = pElement as ILineElement;
ISimpleLineSymbol pLSym = new SimpleLineSymbolClass();
pLSym.Width = lSize;
pLSym.Style = esriSimpleLineStyle.esriSLSSolid;
pLSym.Color = pColor;
ILineSymbol pLineSymbol = pLSym as ILineSymbol;
pLineElement.Symbol = pLineSymbol;
break;
case "esriGeometryPolygon":
ISimpleLineSymbol pOutlineSym = new SimpleLineSymbolClass();
pOutlineSym.Color = pColor;
pOutlineSym.Width = lSize;
pOutlineSym.Style = esriSimpleLineStyle.esriSLSSolid;
if (sName == "_ReferancePlane_")
{
pColor.Transparency = Convert.ToByte(Convert.ToInt32(255 / 2));
}
pElement = new PolygonElementClass();
IFillShapeElement pPolygonElement = pElement as IFillShapeElement;
IFillSymbol pFSym = new SimpleFillSymbolClass();
pFSym.Color = pColor;
ILineSymbol pLineSymbol1 = pOutlineSym as ILineSymbol;
pFSym.Outline = pLineSymbol1;
pPolygonElement.Symbol = pFSym;
break;
default:
break;
}
pElement.Geometry = pGeometry;
IElementProperties pElemProps = pElement as IElementProperties;
pElemProps.Name = sName;
if (pGroup == null)
{
IGraphicsContainer pGCon = pMap.BasicGraphicsLayer as IGraphicsContainer;
pGCon.AddElement(pElement, 0);
}
else
{
pGroup.AddElement(pElement);
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (Button == 2)
{
return;
}
IPoint pt = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
pt = GIS.GraphicEdit.SnapSetting.getSnapPoint(pt);
IGraphicsContainer graphicContainer = m_hookHelper.ActiveView.GraphicsContainer;
IEnvelope pEnvBounds = null;
//获取上一次轨迹线的范围,以便确定刷新范围
try
{
if (m_TracePolygon != null)
{
m_TracePolygon.QueryEnvelope(pEnvBounds);
pEnvBounds.Expand(4, 4, true); //矩形框向四周扩大4倍(大于2倍就行),目的是为了保证有充足的刷新区域
}
else
{
pEnvBounds = m_hookHelper.ActiveView.Extent;
}
}
catch
{
pEnvBounds = m_hookHelper.ActiveView.Extent;
}
#region 启动画面
if (m_NewPolygonFeedback == null)
{
//移除element
RemoveElements();
//刷新
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, null, null);
Application.DoEvents();
m_NewPolygonFeedback = new NewPolygonFeedbackClass();
//必须先得到symbol,后设置symbol
ISimpleLineSymbol simpleLineSymbol = m_NewPolygonFeedback.Symbol as ISimpleLineSymbol;
simpleLineSymbol.Style = esriSimpleLineStyle.esriSLSSolid;
simpleLineSymbol.Width = 2;
simpleLineSymbol.Color = TransColorToAEColor(Color.Blue);
m_simpleFillSymbol.Outline = simpleLineSymbol;
m_NewPolygonFeedback.Display = m_hookHelper.ActiveView.ScreenDisplay;
m_NewPolygonFeedback.Start(pt);
}
else
{
m_NewPolygonFeedback.AddPoint(pt);
}
if (m_ptCollection == null)
{
m_ptCollection = new PolylineClass();
}
//记录节点
object obj = Type.Missing;
m_ptCollection.AddPoint(pt, ref obj, ref obj);
#endregion
#region 绘制结点
try
{
IElement vertexElement = createElement_x(pt);
//
graphicContainer = m_hookHelper.ActiveView as IGraphicsContainer;
//g.AddElement(vertexElement, 0);
//g.MoveElementToGroup(vertexElement, m_VertexElement);
m_VertexElement.AddElement(vertexElement);
//刷新
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, vertexElement, pEnvBounds);
}
catch
{ }
#endregion
try
{
if (m_ptCollection.PointCount >= 2)
{
IPoint fromPt = m_ptCollection.get_Point(m_ptCollection.PointCount - 2); //倒数第二个点
IPoint toPt = m_ptCollection.get_Point(m_ptCollection.PointCount - 1); //最后第一个点
ILine line = new LineClass();
line.PutCoords(fromPt, toPt);
#region 绘制轨迹线
try
{
object missing = Type.Missing;
ISegmentCollection segColl = new PolylineClass();
segColl.AddSegment(line as ISegment, ref missing, ref missing);
IPolyline polyline = new PolylineClass();
polyline = segColl as IPolyline;
IElement traceElement = createElement_x(polyline);
//graphicContainer = m_hookHelper.ActiveView as IGraphicsContainer;
m_TraceElement.AddElement(traceElement);
m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, traceElement, pEnvBounds);
}
catch
{ }
#endregion
#region 计算单线的长度,并将结果显示在单线中点偏上上面
//try
//{
// double angle = line.Angle;
// if ((angle > (Math.PI / 2) && angle < (Math.PI)) || (angle > -Math.PI && angle < -(Math.PI / 2))) // 大于90度小于等于180
// angle += Math.PI;
// //标注点Y值偏移量
// double d_OffsetY = m_hookHelper.ActiveView.ScreenDisplay.DisplayTransformation.FromPoints(9);
// //标注点
// double d_CenterX = (fromPt.X + toPt.X) / 2;
// double d_CenterY = (fromPt.Y + toPt.Y) / 2 + d_OffsetY; //向上偏移
// IPoint labelPt = new PointClass();
// labelPt.PutCoords(d_CenterX, d_CenterY);
// ITextElement txtElement = CreateTextElement(line.Length.ToString("0.00"));
// IElement labelelement = txtElement as IElement;
// labelelement.Geometry = labelPt;
// object oElement = (object)labelelement;
// //根据角度旋转
// TransformByRotate(ref oElement, labelPt, angle);
// ////添加到GraphicsContainer
// //g.AddElement(labelelement, 0);
// ////移到m_LabelElement组中
// //g.MoveElementToGroup(labelelement, m_LabelElement);
// //添加到组
// m_LabelElement.AddElement(labelelement);
// //刷新
// m_hookHelper.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGraphics, labelelement, pEnvBounds);
//}
//catch
//{ }
#endregion
}
}
catch
{ }
m_frmMeasureResult.PolygonResultChange();
}
public static IElement AddSimpleGraphic(IGeometry igeometry_0, IRgbColor irgbColor_0, int int_0, string string_0, object object_0)
{
IElement element = null;
IElement result;
if (igeometry_0.IsEmpty)
{
result = null;
}
else
{
esriGeometryType geometryType = igeometry_0.GeometryType;
IElement element2;
switch (geometryType)
{
case esriGeometryType.esriGeometryPoint:
{
element2 = new MarkerElement();
IMarkerElement markerElement = element2 as IMarkerElement;
markerElement.Symbol = new SimpleMarkerSymbol
{
Color = irgbColor_0,
Size = (double)int_0,
Style = esriSimpleMarkerStyle.esriSMSCircle
};
goto IL_132;
}
case esriGeometryType.esriGeometryMultipoint:
break;
case esriGeometryType.esriGeometryPolyline:
{
element2 = new LineElement();
ILineElement lineElement = element2 as ILineElement;
lineElement.Symbol = new SimpleLineSymbol
{
Width = (double)int_0,
Color = irgbColor_0,
Style = esriSimpleLineStyle.esriSLSSolid
};
goto IL_132;
}
case esriGeometryType.esriGeometryPolygon:
{
ISimpleLineSymbol simpleLineSymbol = new SimpleLineSymbol();
simpleLineSymbol.Width = (double)int_0;
simpleLineSymbol.Color = irgbColor_0;
simpleLineSymbol.Style = esriSimpleLineStyle.esriSLSSolid;
element2 = new PolygonElement();
IFillShapeElement fillShapeElement = element2 as IFillShapeElement;
fillShapeElement.Symbol = new SimpleFillSymbol
{
Color = irgbColor_0,
Outline = simpleLineSymbol
};
goto IL_132;
}
default:
if (geometryType == esriGeometryType.esriGeometryMultiPatch)
{
element2 = new MultiPatchElement();
IFillShapeElement fillShapeElement2 = element2 as IFillShapeElement;
IFillSymbol symbol = fillShapeElement2.Symbol;
symbol.Color = irgbColor_0;
fillShapeElement2.Symbol = symbol;
goto IL_132;
}
break;
}
result = element;
return(result);
IL_132:
Utils3D.MakeZMAware(igeometry_0, true);
element2.Geometry = igeometry_0;
IElementProperties elementProperties = element2 as IElementProperties;
elementProperties.Name = string_0;
if (object_0 is IGraphicsContainer3D)
{
IGraphicsContainer3D graphicsContainer3D = object_0 as IGraphicsContainer3D;
graphicsContainer3D.AddElement(element2);
}
else if (object_0 is IScenePlugin)
{
IGraphicsContainer3D graphicsContainer3D2 = (object_0 as IScenePlugin).Scene.BasicGraphicsLayer as IGraphicsContainer3D;
graphicsContainer3D2.AddElement(element2);
}
else if (object_0 is IGroupElement)
{
IGroupElement groupElement = object_0 as IGroupElement;
groupElement.AddElement(element2);
}
result = element2;
}
return(result);
}