public static double getAxisLength(TunnelAxis tunnelAxis)
{
double sum = 0;
int n = tunnelAxis.AxisPoints.Count;
for (int i = 0; i < n - 1; i++)
{
double x0 = tunnelAxis.AxisPoints[i].X;
double y0 = tunnelAxis.AxisPoints[i].Y;
double x1 = tunnelAxis.AxisPoints[i + 1].X;
double y1 = tunnelAxis.AxisPoints[i + 1].Y;
sum += GeometryAlgorithms.PointDistanceToPoint(x0, y0, x1, y1);
}
return sum;
}
void _ReadTunnelAxes(
DGObjects objs,
string tableNameSQL,
string conditionSQL,
string orderSQL)
{
ReadRawData(objs, tableNameSQL, orderSQL, conditionSQL);
DataTable table = objs.rawDataSet.Tables[_dbContext.TableNamePrefix + "TunnelAxes"];
if( table != null)
{
foreach (DataRow row in table.Rows)
{
if (IsDbNull(row, "ID"))
continue;
TunnelAxis ta = new TunnelAxis(row);
ta.name = ReadString(row, "Name");
ta.id = ReadInt(row, "ID").Value;
ta.LineNo = ReadInt(row, "LineNo").Value;
ta.shape = ReadShape(row);
objs[ta.key] = ta;
}
DataTable table2 = objs.rawDataSet.Tables[_dbContext.TableNamePrefix + "TunnelAxesPoints"];
Dictionary<int, TunnelAxis> dictAxes = new Dictionary<int, TunnelAxis>();
if (table2 != null)
{
TunnelAxis axis = null;
foreach (DataRow reader in table2.Rows)
{
if (IsDbNull(reader, "LineNo"))
continue;
int lineNo = ReadInt(reader, "LineNo").Value;
if (dictAxes.ContainsKey(lineNo))
axis = dictAxes[lineNo];
else
{
axis = new TunnelAxis();
axis.LineNo = lineNo;
axis.id = lineNo;
axis.name = lineNo.ToString();
dictAxes[lineNo] = axis;
}
TunnelAxisPoint tap = new TunnelAxisPoint();
tap.Mileage = ReadDouble(reader, "Milage").Value;
tap.X = ReadDouble(reader, "X").Value;
tap.Y = ReadDouble(reader, "Y").Value;
tap.Z = ReadDouble(reader, "Z").Value;
axis.AxisPoints.Add(tap);
}
}
foreach (TunnelAxis ta in objs.values)
{
if (dictAxes.ContainsKey(ta.id))
ta.AxisPoints = dictAxes[ta.id].AxisPoints;
}
}
}
/*
// Convert axis points in map coordinates to TunnelAxis format
// Note: A new TunneAxis will be returned and the result is still in map coordinates.
//
public static TunnelAxis ConvertMapPointsToAxis(
ESRI.ArcGIS.Client.Geometry.PointCollection axisPts,
double startMileage, double endMileage)
{
double axisLen = ArcGISMappingUtility.Length(axisPts);
double mapScale = axisLen / (endMileage - startMileage);
TunnelAxis mapAxis = new TunnelAxis();
List<TunnelAxisPoint> pts = new List<TunnelAxisPoint>();
mapAxis.AxisPoints = pts;
double m = startMileage;
TunnelAxisPoint pt = new TunnelAxisPoint();
MapPoint p1 = axisPts[0];
pt.X = p1.X;
pt.Y = p1.Y;
pt.Mileage = startMileage;
mapAxis.AxisPoints.Add(pt);
for (int i = 1; i < axisPts.Count; ++i)
{
pt = new TunnelAxisPoint();
MapPoint p2 = axisPts[i];
pt.X = p2.X;
pt.Y = p2.Y;
m += ArcGISMappingUtility.Distance(p1, p2) / mapScale;
pt.Mileage = m;
mapAxis.AxisPoints.Add(pt);
p1 = p2;
}
return mapAxis;
}
public enum CoordinateType { XY, Z };
// Interpolate the coordinates of one axis using the data of another axis based on the mileage.
// For example, you can evaluate the z coordinates of a map axis based on the z coordinate of real axis.
//
public static void InterpolateAxis(TunnelAxis axis, TunnelAxis axisRef,
CoordinateType evType)
{
TunnelAxisPoint p1, p2;
p1 = axisRef.AxisPoints[0];
p2 = axisRef.AxisPoints[1];
double m1, m2; // mileage -> m
m1 = p1.Mileage;
m2 = p2.Mileage;
int i = 0, j = 0;
for (; i < axis.AxisPoints.Count; ++i)
{
TunnelAxisPoint p = axis.AxisPoints[i];
double m = p.Mileage;
if (m < m1)
{
// if m<m1, p1,p2,m1,m2 is ready to approximate p.X,p.Y,p.Z
// don't need to do anything
;
}
else
{
while (!(m >= m1 && m < m2) && j < axisRef.AxisPoints.Count - 1)
{
p1 = axisRef.AxisPoints[j];
p2 = axisRef.AxisPoints[j + 1];
m1 = p1.Mileage;
m2 = p2.Mileage;
j++;
}
}
double scale = (m - m1) / (m2 - m1);
if (evType == CoordinateType.Z)
{
double z1, z2;
z1 = p1.Z;
z2 = p2.Z;
p.Z = z1 + (z2 - z1) * scale;
}
else
{
double x1, x2, y1, y2;
x1 = p1.X;
y1 = p1.Y;
x2 = p2.X;
y2 = p2.Y;
p.X = x1 + (x2 - x1) * scale;
p.Y = y1 + (y2 - y1) * scale;
}
}
}
// Interpolate/Extrapolate the axis according to the given start and end mileage.
//
public static void InterpolateAxis(
ESRI.ArcGIS.Client.Geometry.PointCollection axisPts,
double axisStartMileage, double axisEndMileage,
double startMileage, double endMileage)
{
if (startMileage > endMileage)
{
double t = startMileage;
startMileage = endMileage;
endMileage = t;
}
#region Code for fast processing
if (Math.Abs(startMileage - axisStartMileage) < GeometryAlgorithms.Zero &&
Math.Abs(endMileage - axisEndMileage) < GeometryAlgorithms.Zero)
return;
if (endMileage < axisStartMileage || startMileage > axisEndMileage)
{
MapPoint pt1, pt2;
pt1 = MileageToAxisPoint(startMileage, axisPts,
axisStartMileage, axisEndMileage);
pt2 = MileageToAxisPoint(endMileage, axisPts,
axisStartMileage, axisEndMileage);
axisPts.Clear();
axisPts.Add(pt1);
axisPts.Add(pt2);
return;
}
#endregion
TunnelAxis axis = ConvertMapPointsToAxis(axisPts,
axisStartMileage, axisEndMileage);
TunnelAxisPoint p1, p2;
p1 = MileageToAxisPoint(startMileage, axis);
p2 = MileageToAxisPoint(endMileage, axis);
int index;
int count = 0;
if (Math.Abs(startMileage - axisStartMileage) < GeometryAlgorithms.Zero)
{
// do nothing
}
else if (startMileage < axisStartMileage)
{
axis.AxisPoints.Insert(0, p1);
}
else
{
for (index = 0; index < axis.AxisPoints.Count - 1; ++index)
{
count++;
double m1 = axis.AxisPoints[index].Mileage;
double m2 = axis.AxisPoints[index + 1].Mileage;
if ((startMileage >= m1 && startMileage < m2))
break;
}
axis.AxisPoints.RemoveRange(0, count);
axis.AxisPoints.Insert(0, p1);
}
if (Math.Abs(endMileage - axisEndMileage) < GeometryAlgorithms.Zero)
{
// do nothing
}
else if (endMileage > axisEndMileage)
{
axis.AxisPoints.Add(p2);
}
else
{
for (index = 0; index < axis.AxisPoints.Count - 1; ++index)
{
double m1 = axis.AxisPoints[index].Mileage;
double m2 = axis.AxisPoints[index + 1].Mileage;
if ((endMileage > m1 && endMileage <= m2))
break;
}
count = axis.AxisPoints.Count - index - 1;
if (count > 0)
{
axis.AxisPoints.RemoveRange(index + 1, count);
axis.AxisPoints.Add(p2);
}
}
SpatialReference sr = axisPts[0].SpatialReference;
axisPts.Clear();
for (int i = 0; i < axis.AxisPoints.Count; ++i)
{
MapPoint pt = new MapPoint();
pt.SpatialReference = sr;
pt.X = axis.AxisPoints[i].X;
pt.Y = axis.AxisPoints[i].Y;
axisPts.Add(pt);
}
}
// Merge two axes according to the mileage of axis points
//
public static TunnelAxis MergeAxis(TunnelAxis axis1, TunnelAxis axis2)
{
TunnelAxis axis = new TunnelAxis();
List<TunnelAxisPoint> pts = new List<TunnelAxisPoint>();
axis.AxisPoints = pts;
axis.LineNo = axis1.LineNo;
axis.AxisPoints.AddRange(axis1.AxisPoints);
axis.AxisPoints.AddRange(axis2.AxisPoints);
axis.AxisPoints.Sort(CompareAxisPoints);
return axis;
}
*/
/*
static int CompareAxisPoints(TunnelAxisPoint p1, TunnelAxisPoint p2)
{
return p1.Mileage.CompareTo(p2.Mileage);
}
// Evaluate the axis points of a tunnel, give its geometry.
// The geometry can only be a Polygon with 4 corner points and 4 sides.
// The points on one side should be the same with the points on the opposite side.
// Otherwise, the function will fail and a NULL value will be returned.
//
public static ESRI.ArcGIS.Client.Geometry.PointCollection
EvaluateTunnelAxisPoints(ESRI.ArcGIS.Client.Geometry.Geometry geom)
{
ESRI.ArcGIS.Client.Geometry.Polygon polygon = geom
as ESRI.ArcGIS.Client.Geometry.Polygon;
if (polygon == null)
return null;
ESRI.ArcGIS.Client.Geometry.PointCollection result =
new ESRI.ArcGIS.Client.Geometry.PointCollection();
ESRI.ArcGIS.Client.Geometry.PointCollection pts = polygon.Rings[0];
List<int> corners = new List<int>(); // corner points index
corners.Add(0);
for (int i = 1; i < pts.Count - 1; ++i)
{
MapPoint p0 = pts[i - 1];
MapPoint p1 = pts[i];
MapPoint p2 = pts[i + 1];
double angle = GeometryAlgorithms.AngleBetweenLines(p0.X, p0.Y, p1.X, p1.Y,
p1.X, p1.Y, p2.X, p2.Y);
if (Math.Abs(angle) > 30.0 * Math.PI / 180.0)
{
corners.Add(i);
}
}
if (corners.Count == 4)
{
int pts1 = corners[1] - corners[0] + 1; // points on line1
int pts2 = corners[2] - corners[1] + 1; // points on line2
int pts3 = corners[3] - corners[2] + 1; // points on line3
int pts4 = pts.Count - corners[3]; // points on line4
if (pts1 > pts2) // use long lines: line1,line3
{
int min = pts1 < pts3 ? pts1 : pts3;
int index1, index2;
MapPoint p;
for (int i = 0; i < min - 1; ++i)
{
index1 = i;
index2 = corners[3] - i;
p = ArcGISMappingUtility.MidPoint(pts[index1], pts[index2]);
result.Add(p);
}
index1 = corners[1];
index2 = corners[2];
p = ArcGISMappingUtility.MidPoint(pts[index1], pts[index2]);
result.Add(p);
}
else
{
int min = pts2 < pts4 ? pts2 : pts4;
int index1, index2;
MapPoint p;
for (int i = 0; i < min - 1; ++i) // use long lines: line2,line4
{
index1 = corners[1] + i;
index2 = pts.Count - 1 - i;
p = ArcGISMappingUtility.MidPoint(pts[index1], pts[index2]);
result.Add(p);
}
index1 = corners[2];
index2 = corners[3];
p = ArcGISMappingUtility.MidPoint(pts[index1], pts[index2]);
result.Add(p);
}
return result;
}
else
return null;
}
public class LineSegment
{
public MapPoint StartPt;
public MapPoint EndPt;
public LineSegment()
{
StartPt = new MapPoint();
EndPt = new MapPoint();
}
}
public class AxisSegment : LineSegment
{
public double StartMileage;
public double EndMileage;
}
*/
// Translate a point represented by mileage to map coordinate.
// Input mileage: (mileage)
// Tunnel axis is given by (axisPts, startMileage, endMileage).
// return value: (1) a MapPoint
// (2) (outSegment), the segment that contains the map point.
//
/*
public static MapPoint MileageToAxisPoint(double mileage,
ESRI.ArcGIS.Client.Geometry.PointCollection axisPts,
double startMileage, double endMileage,
AxisSegment outSegment = null)
{
double axisLen = ArcGISMappingUtility.Length(axisPts); // this is map length (often greater)
double len = endMileage - startMileage; // this is real length
double mapScale = axisLen / len;
MapPoint p;
// case 1: mileage < startMileage
MapPoint p1 = axisPts[0];
MapPoint p2 = axisPts[1];
double m1 = startMileage;
double m2 = m1 + ArcGISMappingUtility.Distance(p1, p2) / mapScale;
double scale = 0.0;
if (mileage < m1)
{
scale = (mileage - m1) / (m2 - m1);
p = ArcGISMappingUtility.InterpolatePointOnLine(p1, p2, scale);
if (outSegment != null)
{
outSegment.StartPt = p1;
outSegment.EndPt = p2;
outSegment.StartMileage = m1;
outSegment.EndMileage = m2;
}
return p;
}
// case 2: startMileage <= mileage <= endMileage
m1 = startMileage;
m2 = startMileage;
for (int i = 0; i < axisPts.Count - 1; ++i)
{
p1 = axisPts[i];
p2 = axisPts[i + 1];
m1 = m2;
m2 = m1 + ArcGISMappingUtility.Distance(p1, p2) / mapScale;
if (mileage >= m1 && mileage <= m2)
{
scale = (mileage - m1) / (m2 - m1);
p = ArcGISMappingUtility.InterpolatePointOnLine(p1, p2, scale);
if (outSegment != null)
{
outSegment.StartPt = p1;
outSegment.EndPt = p2;
outSegment.StartMileage = m1;
outSegment.EndMileage = m2;
}
return p;
}
}
// case 3: mileage > endMileage
scale = (mileage - m1) / (m2 - m1);
p = ArcGISMappingUtility.InterpolatePointOnLine(p1, p2, scale);
if (outSegment != null)
{
outSegment.StartPt = p1;
outSegment.EndPt = p2;
outSegment.StartMileage = m1;
outSegment.EndMileage = m2;
}
return p;
}
*/
// Translate a point represented by mileage to engineering coordinate: (x,y,z,m)
//
public static TunnelAxisPoint MileageToAxisPoint(double mileage,
TunnelAxis axis)
{
TunnelAxisPoint p = new TunnelAxisPoint();
double x = 0.0, y = 0.0, z = 0.0;
// case 1: mileage < startMileage
TunnelAxisPoint p1 = axis.AxisPoints[0];
TunnelAxisPoint p2 = axis.AxisPoints[1];
double m1 = p1.Mileage;
double m2 = p2.Mileage;
double scale = 0.0;
if (mileage < m1)
{
scale = (mileage - m1) / (m2 - m1);
GeometryAlgorithms.InterpolatePointOnLine(p1.X, p1.Y, p1.Z,
p2.X, p2.Y, p2.Z, scale, ref x, ref y, ref z);
p.X = x;
p.Y = y;
p.Z = z;
p.Mileage = mileage;
return p;
}
// case 2: startMileage <= mileage <= endMileage
for (int i = 0; i < axis.AxisPoints.Count - 1; ++i)
{
p1 = axis.AxisPoints[i];
p2 = axis.AxisPoints[i + 1];
m1 = p1.Mileage;
m2 = p2.Mileage;
if (mileage >= m1 && mileage <= m2)
{
scale = (mileage - m1) / (m2 - m1);
GeometryAlgorithms.InterpolatePointOnLine(p1.X, p1.Y, p1.Z,
p2.X, p2.Y, p2.Z, scale, ref x, ref y, ref z);
p.X = x;
p.Y = y;
p.Z = z;
p.Mileage = mileage;
return p;
}
}
// case 3: mileage > endMileage
scale = (mileage - m1) / (m2 - m1);
GeometryAlgorithms.InterpolatePointOnLine(p1.X, p1.Y, p1.Z,
p2.X, p2.Y, p2.Z, scale, ref x, ref y, ref z);
p.X = x;
p.Y = y;
p.Z = z;
p.Mileage = mileage;
return p;
}
public static LPResult ProjectTunnel_LS(EngineeringMap targetEMap, DGObject obj,
ISpatialReference sp, DrawTunnelsSettings lsSettings)
{
IPolyline projLine = targetEMap.profileLine;
if (projLine == null)
return null;
Tunnel tunnel = obj as Tunnel;
if (tunnel.LineNo == null)
return null;
int lineNo = tunnel.LineNo.Value;
double mapScale = targetEMap.Scale;
Domain domain = Globals.project.getDomain(DomainType.Structure);
DGObjectsCollection allAxes = domain.getObjects("TunnelAxis");
TunnelAxis axis = allAxes[tunnel.id] as TunnelAxis;
if (axis == null)
return null;
double distance = 0;
IMapPoint pt = Runtime.geometryEngine.newMapPoint(0, 0, sp);
IMapPoint prjPt = Runtime.geometryEngine.newMapPoint(0, 0,sp);
List<IMapPoint> upperPnts = new List<IMapPoint>();
List<IMapPoint> lowerPnts = new List<IMapPoint>();
int num = axis.AxisPoints.Count;
double height = 0.0;
if (tunnel.Height != null)
height = tunnel.Height.Value;
TunnelAxis profileAxis = new TunnelAxis();
List<TunnelAxisPoint> pts = new List<TunnelAxisPoint>();
profileAxis.AxisPoints = pts;
profileAxis.LineNo = lineNo;
for (int i = 0; i < num; ++i)
{
TunnelAxisPoint axisPt = axis.AxisPoints[i];
pt = Runtime.geometryEngine.newMapPoint(axisPt.X, axisPt.Y, sp);
GeomUtil.ProjectPointToPolyline(pt,
projLine.GetPoints(), ref distance, ref prjPt);
distance /= mapScale;
distance += lsSettings.xOffset;
double X = distance;
double Y = (axisPt.Z + height / 2.0) * lsSettings.zScale;
IMapPoint upperPnt = Runtime.geometryEngine.newMapPoint(X, Y, sp);
upperPnts.Add(upperPnt);
X = distance;
Y = (axisPt.Z - height / 2.0) * lsSettings.zScale;
IMapPoint lowerPnt = Runtime.geometryEngine.newMapPoint(X, Y, sp);
lowerPnts.Add(lowerPnt);
TunnelAxisPoint newPt = new TunnelAxisPoint();
newPt.X = distance;
newPt.Z = axisPt.Z * lsSettings.zScale;
newPt.Mileage = axisPt.Mileage;
profileAxis.AxisPoints.Add(newPt);
}
lowerPnts.Reverse();
upperPnts.AddRange(lowerPnts);
upperPnts.Add(upperPnts[0]);
IPointCollection tunnelPnts = Runtime.geometryEngine.newPointCollection();
foreach (IMapPoint mp in upperPnts)
tunnelPnts.Add(mp);
IGraphic g = Runtime.graphicEngine.newPolygon(tunnelPnts);
ISimpleLineSymbol linesymbol = Runtime.graphicEngine.newSimpleLineSymbol(
Colors.Black, Core.Graphics.SimpleLineStyle.Solid, 0.5);
ISymbol symbol = Runtime.graphicEngine.newSimpleFillSymbol(
Colors.Red, SimpleFillStyle.Solid, linesymbol);
g.Symbol = symbol;
LPResult result = new LPResult();
result.id = obj.id;
result.name = obj.id.ToString() + targetEMap.MapID;
result.Obj = obj;
result.Graphic = g;
result.PlanAxis = axis;
result.ProfileAxis = profileAxis;
result.Setting = lsSettings;
return result;
}
public static IPointCollection ComputeTunnelCrossLine(double mileage, double len1, double len2,
TunnelAxis axis, ISpatialReference sp)
{
IPointCollection result = Runtime.geometryEngine.newPointCollection();
TunnelAxisPoint axisPt = MileageToAxisPoint(mileage, axis);
TunnelAxisPoint axisPt1 = MileageToAxisPoint(mileage - 1, axis);
TunnelAxisPoint axisPt2 = MileageToAxisPoint(mileage + 1, axis);
double a1 = GeometryAlgorithms.LineOrientation(axisPt1.X, axisPt1.Y, axisPt.X, axisPt.Y);
double a2 = GeometryAlgorithms.LineOrientation(axisPt.X, axisPt.Y, axisPt2.X, axisPt2.Y);
double orient = (a1 + a2) / 2.0;
double d1 = orient + Math.PI / 2;
double d2 = orient - Math.PI / 2;
double x = len1 * Math.Cos(d1) / 2;
double y = len1 * Math.Sin(d1) / 2;
IMapPoint p1 = Runtime.geometryEngine.newMapPoint(axisPt.X + x, axisPt.Y + y, sp);
x = len2 * Math.Cos(d2) / 2;
y = len2 * Math.Sin(d2) / 2;
IMapPoint p2 = Runtime.geometryEngine.newMapPoint(axisPt.X + x, axisPt.Y + y, sp);
result.Add(p1);
result.Add(p2);
return result;
}
// Clip the axes by mileage1 and mileage2
//
public static TunnelAxis ClipAxis(TunnelAxis axis, double mileage1, double mileage2)
{
TunnelAxis result = new TunnelAxis();
List<TunnelAxisPoint> pts = new List<TunnelAxisPoint>();
result.AxisPoints = pts;
foreach (TunnelAxisPoint pt in axis.AxisPoints)
{
if (pt.Mileage < mileage1 || pt.Mileage > mileage2)
continue;
result.AxisPoints.Add(pt);
}
return result;
}
/*
// Translate an axis point to mileage. The point must lie on the axis.
// Return value Double.NaN means the point does not line on the axis.
// You can call ArcGISMappingUtility.ProjectPointToPolyline function to preform the projection.
//
public static double AxisPointToMileage(MapPoint p,
ESRI.ArcGIS.Client.Geometry.PointCollection axisPts,
double startMileage, double endMileage)
{
double axisLen = ArcGISMappingUtility.Length(axisPts); // this is map length (often greater)
double len = endMileage - startMileage; // this is real length
double mapScale = axisLen / len;
// case 1: startMileage <= mileage < endMileage
double d12, d1p, d2p;
double mileage = startMileage;
MapPoint p1, p2;
for (int i = 0; i < axisPts.Count - 1; ++i)
{
p1 = axisPts[i];
p2 = axisPts[i + 1];
d12 = ArcGISMappingUtility.Distance(p1, p2);
d1p = ArcGISMappingUtility.Distance(p, p1);
d2p = ArcGISMappingUtility.Distance(p, p2);
if (Math.Abs(d12 - d1p - d2p) <= GeometryAlgorithms.Zero)
{
mileage += d1p / mapScale;
return mileage;
}
mileage += d12 / mapScale;
}
// case 2: mileage < startMileage
p1 = axisPts[0];
p2 = axisPts[axisPts.Count - 1];
double dToBegin = ArcGISMappingUtility.Distance(p1, p);
double dToEnd = ArcGISMappingUtility.Distance(p2, p);
if (dToBegin < dToEnd)
{
p1 = axisPts[0];
p2 = axisPts[1];
d12 = ArcGISMappingUtility.Distance(p1, p2);
d1p = ArcGISMappingUtility.Distance(p, p1);
d2p = ArcGISMappingUtility.Distance(p, p2);
if (Math.Abs(d2p - d1p - d12) <= GeometryAlgorithms.Zero)
{
mileage = startMileage - d1p / mapScale;
return mileage;
}
else
return Double.NaN;
}
// case 3: mileage > endMileage
if (dToBegin > dToEnd)
{
p1 = axisPts[axisPts.Count - 2];
p2 = axisPts[axisPts.Count - 1];
d12 = ArcGISMappingUtility.Distance(p1, p2);
d1p = ArcGISMappingUtility.Distance(p, p1);
d2p = ArcGISMappingUtility.Distance(p, p2);
if (Math.Abs(d1p - d2p - d12) <= GeometryAlgorithms.Zero)
{
mileage = endMileage + d2p / mapScale;
return mileage;
}
else
return Double.NaN;
}
return Double.NaN;
}
// Compute tunnel cross line based on the mileage.
// Input mileage: (mileage)
// Input cross line length: (len1, len2), len1 is on the left, len2 is on the right
// Tunnel axis is given by (axisPts, startMileage, endMileage).
//
public static ESRI.ArcGIS.Client.Geometry.PointCollection
ComputeTunnelCrossLine(double mileage, double len1, double len2,
ESRI.ArcGIS.Client.Geometry.PointCollection axisPts,
double startMileage, double endMileage)
{
ESRI.ArcGIS.Client.Geometry.PointCollection result =
new ESRI.ArcGIS.Client.Geometry.PointCollection();
AxisSegment segment = new AxisSegment();
MapPoint p = MileageToAxisPoint(mileage, axisPts, startMileage, endMileage, segment);
MapPoint p1 = segment.StartPt;
MapPoint p2 = segment.EndPt;
double orient = GeometryAlgorithms.LineOrientation(p1.X, p1.Y, p2.X, p2.Y);
double d1 = orient + Math.PI / 2;
double d2 = orient - Math.PI / 2;
double x = len1 * Math.Cos(d1) / 2;
double y = len1 * Math.Sin(d1) / 2;
p1.X = p.X + x;
p1.Y = p.Y + y;
x = len2 * Math.Cos(d2) / 2;
y = len2 * Math.Sin(d2) / 2;
p2.X = p.X + x;
p2.Y = p.Y + y;
result.Add(p1);
result.Add(p2);
return result;
}
* */
/*
public static void AddGraphic(LPResult dGraphic, EngineeringMap targetEMap)
{
Map csMap = targetEMap.GMap as Map;
GraphicsLayer layer = ArcGISMappingUtility.GetDrawingGraphicsLayer(csMap);
ClientDGObject dgObj = dGraphic.Obj;
if (dGraphic.Graphic != null)
{
dgObj.AssociateObjectWithGraphic(dGraphic.Graphic, targetEMap);
layer.Graphics.Add(dGraphic.Graphic);
}
}
// tunnel axis analysis for plan map
//
public static TunnelAxis TunnelAxisAnalysis(DGObject cdgTunnel,
EngineeringMap eMap, bool reverseAxisDir)
{
if (eMap.MapType != EngineeringMapType.FootPrintMap)
return null;
Tunnel tunnel = cdgTunnel as Tunnel;
if (tunnel == null || tunnel.LineNo == null)
return null;
int lineNo = tunnel.LineNo.Value;
double startMileage = tunnel.StartMileage;
double endMileage = tunnel.EndMileage;
double mapScale = eMap.Scale;
// get the graphics of the tunnel
List<object> graphics = cdgTunnel.Graphics[eMap.MapID];
Graphic graphic = graphics[0] as Graphic;
// get the planar axis points of the tunnel
// note: the X,Y coordinates of axis points are in map coordinates
ESRI.ArcGIS.Client.Geometry.Polyline polyline = graphic.Geometry
as ESRI.ArcGIS.Client.Geometry.Polyline;
ESRI.ArcGIS.Client.Geometry.PointCollection axisPts;
if (polyline != null)
axisPts = polyline.Paths[0];
else
axisPts = EvaluateTunnelAxisPoints(graphic.Geometry);
if (axisPts == null)
return null;
if (reverseAxisDir)
ArcGISMappingUtility.Reverse(axisPts);
// convert the points to axis format
TunnelAxis mapAxis = ConvertMapPointsToAxis(axisPts, startMileage, endMileage);
mapAxis.LineNo = lineNo;
// get the engineering axis points of the tunnel
// note: the X,Y coordinates of axis points are NOT in map coordinates
TunnelAxis engineeringAxis = tunnel.Axis;
InterpolateAxis(mapAxis, engineeringAxis, CoordinateType.Z);
InterpolateAxis(engineeringAxis, mapAxis, CoordinateType.XY);
TunnelAxis mergedAxis = MergeAxis(mapAxis, engineeringAxis);
TunnelAxis axis = ClipAxis(mergedAxis, mapAxis.AxisPoints[0].Mileage,
mapAxis.AxisPoints[mapAxis.AxisPoints.Count - 1].Mileage);
axis.LineNo = lineNo;
return axis;
}
public static TunnelAxis TunnelAxisAnalysis(DGObject cdgTunnel,
EngineeringMap eMap, bool reverseAxisDir, double start, double end)
{
TunnelAxis axis = TunnelAxisAnalysis(cdgTunnel, eMap, reverseAxisDir);
if (axis == null)
return null;
TunnelAxis newAxis = ClipAxis(axis, start, end);
return newAxis;
}
*/
public static IPointCollection AxisTo2DPoints(TunnelAxis axis, ISpatialReference sp)
{
IPointCollection pc = Runtime.geometryEngine.newPointCollection();
foreach (TunnelAxisPoint pt in axis.AxisPoints)
{
IMapPoint p = Runtime.geometryEngine.newMapPoint(pt.X, pt.Y, sp);
pc.Add(p);
}
return pc;
}
void StartAnalysis()
{
string mapID = _inputView.eMap.MapID;
_settings.mapID = mapID;
_spatialRef = _inputView.spatialReference;
// check all needed data is set up correctly
if (_selectedTunnelsDict == null || _selectedTunnelsDict.Count() == 0)
return;
foreach (string tunnelLayerID in _selectedTunnelsDict.Keys)
{
IGraphicsLayer gLayer = _inputView.getLayer("DES_AXL");
if (gLayer == null)
continue;
IEnumerable<DGObject> tunnels = _selectedTunnelsDict[tunnelLayerID];
foreach (var obj in tunnels)
{
Tunnel tunnel = obj as Tunnel;
if (tunnel.StartMileage == null || tunnel.EndMileage == null || tunnel.LineNo == null)
continue;
_allAxes = _structureDomain.getObjects("TunnelAxis");
TunnelAxis ta = _allAxes[tunnel.id] as TunnelAxis;
if (ta == null)
continue;
//analysis the axis, change the engineering coordinate to map coordinate
TunnelAxis engineeringAxis = ta;
int count = engineeringAxis.AxisPoints.Count;
IGraphicCollection gc = gLayer.getGraphics(ta);
if (gc.Count == 0)
continue;
IGraphic g = gc[0];
IPolyline pline = g.Geometry as IPolyline;
if (pline == null)
continue;
IPointCollection pc = pline.GetPoints();
if (pc.Count != count)
{
return;
}
TunnelAxis mapAxis = new TunnelAxis();
mapAxis.AxisPoints = new System.Collections.Generic.List<TunnelAxisPoint>();
for (int i = 0; i < count; i++)
{
TunnelAxisPoint p1 = engineeringAxis.AxisPoints[i];
TunnelAxisPoint p2 = new TunnelAxisPoint();
p2.Mileage = p1.Mileage;
p2.X = pc[i].X;
p2.Y = pc[i].Y;
p2.Z = p1.Z;
mapAxis.AxisPoints.Add(p2);
}
mapAxis = TunnelMappingUtility.ClipAxis(mapAxis, (double)tunnel.StartMileage, (double)tunnel.EndMileage);
if (mapAxis.AxisPoints[0].Mileage != tunnel.StartMileage)
{
TunnelAxisPoint pt = TunnelMappingUtility.MileageToAxisPoint((double)tunnel.StartMileage, mapAxis);
mapAxis.AxisPoints.Insert(0, pt);
}
count = mapAxis.AxisPoints.Count;
if (mapAxis.AxisPoints[count - 1].Mileage != tunnel.EndMileage)
{
TunnelAxisPoint pt = TunnelMappingUtility.MileageToAxisPoint((double)tunnel.EndMileage, mapAxis);
mapAxis.AxisPoints.Add(pt);
}
mapAxis.LineNo = ta.LineNo;
mapAxis.id = ta.id;
mapAxis.name = ta.name;
_results.Add(mapAxis);
}
}
}
void DrawAxisMileage(TunnelAxis axis, IGraphicCollection gc, int interval)
{
int count = axis.AxisPoints.Count;
double start = axis.AxisPoints[0].Mileage;
double end = axis.AxisPoints[count - 1].Mileage;
double len = end - start;
int num = (int)len / interval;
num += 3; // add begin, end points, and a truncated interval
for (int i = 0; i < num; ++i)
{
double m = start + i * interval;
m = ((int)m / interval) * interval;
if (m < start) m = start;
if (m > end) m = end;
int m1 = (int)m / 1000;
int m2 = (int)m % 1000;
string strK = "K" + m1.ToString() + "+" + m2.ToString();
TunnelAxisPoint axisPt = TunnelMappingUtility.MileageToAxisPoint(m, axis);
IMapPoint p = Runtime.geometryEngine.newMapPoint(axisPt.X + 3, axisPt.Y + 3, _spatialRef);
IGraphic g = Runtime.graphicEngine.newText(strK, p, Colors.Red, "Arial", 10.0);
gc.Add(g);
IPointCollection pc = TunnelMappingUtility.ComputeTunnelCrossLine(m, _settings.tickLen, _settings.tickLen, axis, _spatialRef);
g = Runtime.graphicEngine.newPolyline(pc);
g.Symbol = _symbol;
gc.Add(g);
}
}
