private List <IPoint> DisPerseLine(IPoint pStart, IPoint pEnd, double disperse)
{
if (pStart == null || pEnd == null)
{
return(null);
}
List <IPoint> result = new List <IPoint>();
IVector3 vector = new Vector3();
vector.Set(pStart.X, pStart.Y, pStart.Z);
IVector3 vector2 = new Vector3();
vector2.Set(pEnd.X - pStart.X, pEnd.Y - pStart.Y, pEnd.Z - pStart.Z);
double length = vector2.Length;
int num = int.Parse(Math.Floor(length / disperse).ToString());
IGeometryFactory geoFact = new GeometryFactoryClass();
for (var i = 0; i <= num; i++)
{
var gvitechPoint = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
if (i == 0)
{
gvitechPoint.X = pStart.X;
gvitechPoint.Y = pStart.Y;
gvitechPoint.Z = pStart.Z;
}
else
{
if (i == num)
{
gvitechPoint.X = pEnd.X;
gvitechPoint.Y = pEnd.Y;
gvitechPoint.Z = pEnd.Z;
}
else
{
gvitechPoint.X = vector.X + vector2.X * i / num;
gvitechPoint.Y = vector.Y + vector2.Y * i / num;
gvitechPoint.Z = vector.Z + vector2.Z * i / num;
}
}
result.Add(gvitechPoint);
}
return(result);
}
private void DrawBox()
{
try
{
IPolyline line = this._drawTool.GetGeo() as IPolyline;
if (line == null || line.PointCount != 2)
{
return;
}
DF3DApplication app = DF3DApplication.Application;
if (app == null || app.Current3DMapControl == null)
{
return;
}
if (this._renderBox != null)
{
app.Current3DMapControl.ObjectManager.DeleteObject(this._renderBox.Guid);
this._renderBox = null;
}
if (this._renderPolygon != null)
{
app.Current3DMapControl.ObjectManager.DeleteObject(this._renderPolygon.Guid);
this._renderPolygon = null;
}
double middleZ = (line.StartPoint.Z + line.EndPoint.Z) / 2;
double minZ = middleZ + (double)this.seMinHeight.Value;
double maxZ = middleZ + (double)this.seMaxHeight.Value;
IPoint startPoint = line.StartPoint;
IPoint endPoint = line.EndPoint;
IEulerAngle ang = app.Current3DMapControl.Camera.GetAimingAngles2(startPoint, endPoint);
IEulerAngle angcz = new EulerAngle();
angcz.Set(ang.Heading - 90, ang.Tilt, ang.Roll);
IPoint pt1 = app.Current3DMapControl.Camera.GetAimingPoint2(startPoint, angcz, this.tbcClipDis.Value);
IPoint pt2 = app.Current3DMapControl.Camera.GetAimingPoint2(endPoint, angcz, this.tbcClipDis.Value);
ICRSFactory crsFact = new CRSFactory();
ISpatialCRS crs = crsFact.CreateFromWKT(app.Current3DMapControl.GetCurrentCrsWKT()) as ISpatialCRS;
IGeometryFactory geoFact = new GeometryFactoryClass();
IPoint pointb1 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointb1.SpatialCRS = crs;
pointb1.SetCoords(startPoint.X, startPoint.Y, minZ, 0, 0);
IPoint pointb2 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointb2.SpatialCRS = crs;
pointb2.SetCoords(endPoint.X, endPoint.Y, minZ, 0, 0);
IPoint pointb3 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointb3.SpatialCRS = crs;
pointb3.SetCoords(pt2.X, pt2.Y, minZ, 0, 0);
IPoint pointb4 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointb1.SpatialCRS = crs;
pointb4.SetCoords(pt1.X, pt1.Y, minZ, 0, 0);
IPolygon polygonBottom = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygonBottom.SpatialCRS = crs;
polygonBottom.ExteriorRing.AppendPoint(pointb1);
polygonBottom.ExteriorRing.AppendPoint(pointb2);
polygonBottom.ExteriorRing.AppendPoint(pointb3);
polygonBottom.ExteriorRing.AppendPoint(pointb4);
IPoint pointt1 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointt1.SpatialCRS = crs;
pointt1.SetCoords(startPoint.X, startPoint.Y, maxZ, 0, 0);
IPoint pointt2 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointt2.SpatialCRS = crs;
pointt2.SetCoords(endPoint.X, endPoint.Y, maxZ, 0, 0);
IPoint pointt3 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointt3.SpatialCRS = crs;
pointt3.SetCoords(pt2.X, pt2.Y, maxZ, 0, 0);
IPoint pointt4 = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
pointt4.SpatialCRS = crs;
pointt4.SetCoords(pt1.X, pt1.Y, maxZ, 0, 0);
IPolygon polygonTop = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygonTop.SpatialCRS = crs;
polygonTop.ExteriorRing.AppendPoint(pointt1);
polygonTop.ExteriorRing.AppendPoint(pointt2);
polygonTop.ExteriorRing.AppendPoint(pointt3);
polygonTop.ExteriorRing.AppendPoint(pointt4);
IPolygon polygon1 = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygon1.SpatialCRS = crs;
polygon1.ExteriorRing.AppendPoint(pointb1);
polygon1.ExteriorRing.AppendPoint(pointb2);
polygon1.ExteriorRing.AppendPoint(pointt2);
polygon1.ExteriorRing.AppendPoint(pointt1);
IPolygon polygon2 = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygon2.SpatialCRS = crs;
polygon2.ExteriorRing.AppendPoint(pointb1);
polygon2.ExteriorRing.AppendPoint(pointb4);
polygon2.ExteriorRing.AppendPoint(pointt4);
polygon2.ExteriorRing.AppendPoint(pointt1);
IPolygon polygon3 = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygon3.SpatialCRS = crs;
polygon3.ExteriorRing.AppendPoint(pointb2);
polygon3.ExteriorRing.AppendPoint(pointb3);
polygon3.ExteriorRing.AppendPoint(pointt3);
polygon3.ExteriorRing.AppendPoint(pointt2);
IPolygon polygon4 = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygon4.SpatialCRS = crs;
polygon4.ExteriorRing.AppendPoint(pointb3);
polygon4.ExteriorRing.AppendPoint(pointb4);
polygon4.ExteriorRing.AppendPoint(pointt4);
polygon4.ExteriorRing.AppendPoint(pointt3);
IMultiPolygon multiPolygon = geoFact.CreateGeometry(gviGeometryType.gviGeometryMultiPolygon, gviVertexAttribute.gviVertexAttributeZ) as IMultiPolygon;
multiPolygon.SpatialCRS = crs;
multiPolygon.AddPolygon(polygonBottom);
multiPolygon.AddPolygon(polygonTop);
//multiPolygon.AddPolygon(polygon1);
multiPolygon.AddPolygon(polygon2);
multiPolygon.AddPolygon(polygon3);
multiPolygon.AddPolygon(polygon4);
ISurfaceSymbol ss = new SurfaceSymbolClass();
ss.Color = 0x550000AA;
ICurveSymbol cs = new CurveSymbolClass();
cs.Color = 0xff0000AA;
ss.BoundarySymbol = cs;
this._renderPolygon = app.Current3DMapControl.ObjectManager.CreateRenderPolygon(polygon1, ss, app.Current3DMapControl.ProjectTree.RootID);
ISurfaceSymbol ss1 = new SurfaceSymbolClass();
ss1.Color = 0x88FFFFFF;
ICurveSymbol cs1 = new CurveSymbolClass();
cs1.Color = 0xffffffff;
ss1.BoundarySymbol = cs1;
this._renderBox = app.Current3DMapControl.ObjectManager.CreateRenderMultiPolygon(multiPolygon, ss1, app.Current3DMapControl.ProjectTree.RootID);
_env = null;
_ang = null;
_center = null;
_env = new EnvelopeClass();
double xdis = Math.Sqrt((pointb1.X - pointb2.X) * (pointb1.X - pointb2.X) + (pointb1.Y - pointb2.Y) * (pointb1.Y - pointb2.Y)) / 2;
double ydis = Math.Sqrt((pointb1.X - pointb4.X) * (pointb1.X - pointb4.X) + (pointb1.Y - pointb4.Y) * (pointb1.Y - pointb4.Y)) / 2;
_env.MinZ = -ydis;
_env.MaxZ = ydis;
_env.MinX = -xdis;
_env.MaxX = xdis;
_env.MinY = -(maxZ - minZ) / 2.0;
_env.MaxY = (maxZ - minZ) / 2.0;
_center = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
_center.SpatialCRS = crs;
_center.X = polygonBottom.Centroid.X;
_center.Y = polygonBottom.Centroid.Y;
_center.Z = polygon1.Centroid.Z;
_ang = new EulerAngleClass();
_ang.Set(angcz.Heading, 0, 0);
}
catch (Exception ex)
{
}
}
private void ShowFlowDirect(IFeatureLayerPickResult pr)
{
if (pr == null)
{
return;
}
IRowBuffer row = null;
IFdeCursor cursor = null;
try
{
int fid = pr.FeatureId;
DF3DFeatureClass dffc = DF3DFeatureClassManager.Instance.GetFeatureClassByID(pr.FeatureLayer.FeatureClassId.ToString());
if (dffc == null)
{
return;
}
IFeatureClass fc = dffc.GetFeatureClass();
FacilityClass fac = dffc.GetFacilityClass();
if (fc == null || fac == null || fac.Name != "PipeLine")
{
return;
}
DFDataConfig.Class.FieldInfo fi = fac.GetFieldInfoBySystemName("FlowDirect");
if (fi == null)
{
return;
}
IFieldInfoCollection fiCol = fc.GetFields();
int index = fiCol.IndexOf(fi.Name);
if (index == -1)
{
return;
}
int indexShape = fiCol.IndexOf("Shape");
IQueryFilter filter = new QueryFilter();
filter.WhereClause = "oid=" + fid;
cursor = fc.Search(filter, false);
row = cursor.NextRow();
if (row == null)
{
return;
}
IPolyline line = null;
if (indexShape != -1 && !row.IsNull(indexShape))
{
object obj = row.GetValue(indexShape);
if (obj != null && obj is IPolyline)
{
line = obj as IPolyline;
}
}
string flowDirectValue = "0";
int type = 1;// 1表示具有流向字段；2表示从高到低
if (!row.IsNull(index))
{
flowDirectValue = row.GetValue(index).ToString();
if (flowDirectValue != "0" && flowDirectValue != "1")
{
flowDirectValue = "0";
}
type = 1;
}
else if (line != null)
{
if (line.StartPoint.Z > line.EndPoint.Z)
{
flowDirectValue = "0";
}
else
{
flowDirectValue = "1";
}
type = 2;
}
if (line == null)
{
return;
}
if (this._isAuth)
{
#region 流向渲染1
FacClassReg reg = FacilityInfoService.GetFacClassRegByFeatureClassID(fc.Guid.ToString());
if (reg == null)
{
return;
}
TopoClass tc = FacilityInfoService.GetTopoClassByFacClassCode(reg.FacClassCode);
if (tc == null)
{
return;
}
FacStyleClass style = null;
List <FacStyleClass> facilityStyles = FacilityInfoService.GetFacStyleByFacClassCode(reg.FacClassCode);
if ((facilityStyles != null) && (facilityStyles.Count > 0))
{
style = facilityStyles[0];
}
PipeLineFac plfac = new PipeLineFac(reg, style, row, tc);
IRenderModelPoint rmp = null;
DrawGeometry.Ocx = DF3DApplication.Application.Current3DMapControl;
plfac.ShowFlowDirection(int.Parse(flowDirectValue), out rmp);
if (rmp != null)
{
this._listRender.Add(rmp.Guid);
}
#endregion
}
else
{
#region 流向渲染2
IEulerAngle angle = DF3DApplication.Application.Current3DMapControl.Camera.GetAimingAngles2(line.StartPoint, line.EndPoint);
double dia = 0.0;
string diaField = fac.GetFieldInfoNameBySystemName("Diameter");
int indexDia = fiCol.IndexOf(diaField);
if (indexDia != -1 && !row.IsNull(indexDia))
{
string diaStr = row.GetValue(indexDia).ToString();
int indexDia1 = diaStr.ToString().IndexOf('*');
if (indexDia1 != -1)
{
var dia1 = int.Parse(diaStr.ToString().Substring(0, indexDia1));
var dia2 = int.Parse(diaStr.ToString().Substring(indexDia1 + 1, diaStr.ToString().Length));
dia = ((dia1 > dia2) ? dia1 : dia2) * 0.001;
}
else
{
dia = int.Parse(diaStr) * 0.001;
}
}
List <IPoint> points = new List <IPoint>();
if (flowDirectValue == "0")
{
for (int i = 0; i < line.PointCount; i++)
{
IPoint pt = line.GetPoint(i);
pt.Z += dia / 2;
points.Add(pt);
}
}
else if (flowDirectValue == "1")
{
for (int i = line.PointCount - 1; i >= 0; i--)
{
IPoint pt = line.GetPoint(i);
pt.Z += dia / 2;
points.Add(pt);
}
}
for (int i = 0; i < points.Count - 1; i++)
{
IPoint pt1 = points[i];
var pt2 = points[i + 1];
double delt = 0;
double _rate, _distance;
if (!(Math.Abs(dia) < 0.0000001))
{
delt = 2.0 * dia;
if (dia <= 0.5 && dia >= 0.3)
{
_rate = 7 * dia;
_distance = 3 * dia / 0.4;
}
else if (dia < 0.3 && dia > 0.1)
{
_rate = 12 * dia;
_distance = 6 * dia / 0.4;
}
else if (dia <= 0.1)
{
_rate = 22 * dia;
_distance = 9 * dia / 0.4;
}
else
{
_rate = 3.5 * dia;
_distance = 1.5 * dia / 0.4;
}
}
else
{
_rate = 2.0;
_distance = 3.0;
//z = maxZ + 0.2;
delt = 0.2;
}
List <IPoint> list = DisPerseLine(pt1, pt2, _distance);
if (list.Count < 2)
{
return;
}
List <IPoint> list1 = new List <IPoint>();
IGeometryFactory geoFact = new GeometryFactoryClass();
for (int j = 0; j < list.Count - 1; j++)
{
IPoint p = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
p.X = (list[j].X + list[j + 1].X) / 2;
p.Y = (list[j].Y + list[j + 1].Y) / 2;
p.Z = (list[j].Z + list[j + 1].Z) / 2;
list1.Add(p);
}
for (var m = 0; m < list1.Count; m++)
{
IPosition pos = new PositionClass();
pos.X = list1[m].X;
pos.Y = list1[m].Y;
pos.Altitude = list1[m].Z + delt;
pos.AltitudeType = gviAltitudeType.gviAltitudeTerrainAbsolute;
pos.Heading = angle.Heading;
pos.Tilt = angle.Tilt;
pos.Roll = angle.Roll;
UInt32 color;
if (type == 1)
{
color = 0xFFFFFF00;
}
else
{
color = 0xFF00FFFF;
}
ITerrainArrow rArrow = DF3DApplication.Application.Current3DMapControl.ObjectManager.CreateArrow(pos, 0.8 * _rate, 3, color, color, DF3DApplication.Application.Current3DMapControl.ProjectTree.RootID);
this._listRender.Add(rArrow.Guid);
}
}
#endregion
}
}
catch (Exception ex)
{
}
finally
{
if (cursor != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(cursor);
cursor = null;
}
if (row != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(row);
row = null;
}
}
}
private void DrawControlRegion()
{
DF3DApplication app = DF3DApplication.Application;
if (app == null || app.Current3DMapControl == null || !app.Current3DMapControl.Terrain.IsRegistered)
{
return;
}
if (this._renderBox != null)
{
app.Current3DMapControl.ObjectManager.DeleteObject(this._renderBox.Guid);
this._renderBox = null;
}
IGeometry geo = this._drawTool.GetGeo();
if (geo == null || geo.GeometryType != gviGeometryType.gviGeometryPolygon)
{
return;
}
IPolygon polygon = geo as IPolygon;
double terrainHeight = 0.0;
if (app.Current3DMapControl.Terrain.IsRegistered)
{
terrainHeight = app.Current3DMapControl.Terrain.GetElevation(polygon.Centroid.X, polygon.Centroid.Y, gviGetElevationType.gviGetElevationFromDatabase);
}
double height = double.Parse(this.seLimitHeight.Value.ToString()) + terrainHeight;
IGeometryFactory geoFact = new GeometryFactoryClass();
IMultiPolygon multiPolygon = geoFact.CreateGeometry(gviGeometryType.gviGeometryMultiPolygon, gviVertexAttribute.gviVertexAttributeZ) as IMultiPolygon;
IPolygon polygonZ = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
for (int i = 0; i < polygon.ExteriorRing.PointCount; i++)
{
IPoint ptTemp = geoFact.CreatePoint(gviVertexAttribute.gviVertexAttributeZ);
IPoint pt1 = polygon.ExteriorRing.GetPoint(i);
ptTemp.X = pt1.X;
ptTemp.Y = pt1.Y;
ptTemp.Z = height;
polygonZ.ExteriorRing.AppendPoint(ptTemp);
}
multiPolygon.AddPolygon(polygonZ);
for (int i = 0; i < polygon.ExteriorRing.PointCount - 1; i++)
{
IPoint pt0 = polygon.ExteriorRing.GetPoint(i);
IPoint pt1 = polygon.ExteriorRing.GetPoint(i + 1);
IPoint pt00 = polygonZ.ExteriorRing.GetPoint(i);
IPoint pt11 = polygonZ.ExteriorRing.GetPoint(i + 1);
IPolygon polygon1 = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygon1.ExteriorRing.AppendPoint(pt0);
polygon1.ExteriorRing.AppendPoint(pt1);
polygon1.ExteriorRing.AppendPoint(pt11);
polygon1.ExteriorRing.AppendPoint(pt00);
multiPolygon.AddPolygon(polygon1);
}
IPoint ptL0 = polygon.ExteriorRing.GetPoint(0);
IPoint ptL1 = polygon.ExteriorRing.GetPoint(polygon.ExteriorRing.PointCount - 1);
IPoint ptL00 = polygonZ.ExteriorRing.GetPoint(0);
IPoint ptL11 = polygonZ.ExteriorRing.GetPoint(polygon.ExteriorRing.PointCount - 1);
IPolygon polygon2 = geoFact.CreateGeometry(gviGeometryType.gviGeometryPolygon, gviVertexAttribute.gviVertexAttributeZ) as IPolygon;
polygon2.ExteriorRing.AppendPoint(ptL00);
polygon2.ExteriorRing.AppendPoint(ptL11);
polygon2.ExteriorRing.AppendPoint(ptL1);
polygon2.ExteriorRing.AppendPoint(ptL0);
multiPolygon.AddPolygon(polygon2);
ISurfaceSymbol ss1 = new SurfaceSymbolClass();
ss1.Color = 0x88FFFFFF;
ICurveSymbol cs1 = new CurveSymbolClass();
cs1.Color = 0xffffffff;
ss1.BoundarySymbol = cs1;
this._renderBox = app.Current3DMapControl.ObjectManager.CreateRenderMultiPolygon(multiPolygon, ss1, app.Current3DMapControl.ProjectTree.RootID);
app.Current3DMapControl.HighlightHelper.Color = 0xAAFF0000;
app.Current3DMapControl.HighlightHelper.SetRegion(geo);
app.Current3DMapControl.HighlightHelper.MinZ = height;
app.Current3DMapControl.HighlightHelper.VisibleMask = 15;
}