private void btnConstructCompoundLine_Click(object sender, EventArgs e)
{
if (gfactory == null)
gfactory = new GeometryFactory();
IPoint point1 = gfactory.CreateGeometry(gviGeometryType.gviGeometryPoint, gviVertexAttribute.gviVertexAttributeZ) as IPoint;
point1.SetCoords(3.56, 4, 5, 0, 1);
IPoint point2 = gfactory.CreateGeometry(gviGeometryType.gviGeometryPoint, gviVertexAttribute.gviVertexAttributeZ) as IPoint;
point2.SetCoords(1, -1, 0, 0, 2);
IPoint point3 = gfactory.CreateGeometry(gviGeometryType.gviGeometryPoint, gviVertexAttribute.gviVertexAttributeZ) as IPoint;
point3.SetCoords(2, 0, 0, 0, 3);
circularArc = gfactory.CreateGeometry(gviGeometryType.gviGeometryCircularArc, gviVertexAttribute.gviVertexAttributeZ) as ICirculeArc;
circularArc.ConstructThreePoints(point1, point2, point3);
if (circularArc == null)
return;
compoundLine = gfactory.CreateGeometry(gviGeometryType.gviGeometryCompoundLine, gviVertexAttribute.gviVertexAttributeZ) as ICompoundLine;
compoundLine.AppendSegment(circularArc);
if (compoundLine == null)
return;
CompoundLine geo = new CompoundLine();
// Geometry属性
geo.Dimension = compoundLine.Dimension;
if (compoundLine.Envelope != null)
{
geo.MaxX = compoundLine.Envelope.MaxX;
geo.MaxY = compoundLine.Envelope.MaxY;
geo.MaxZ = compoundLine.Envelope.MaxZ;
geo.MinX = compoundLine.Envelope.MinX;
geo.MinY = compoundLine.Envelope.MinY;
geo.MinZ = compoundLine.Envelope.MinZ;
}
geo.GeometryType = compoundLine.GeometryType;
geo.IsEmpty = compoundLine.IsEmpty;
geo.IsValid = compoundLine.IsValid;
geo.VertexAttribute = compoundLine.VertexAttribute;
geo.HasId = compoundLine.HasId();
geo.HasM = compoundLine.HasM();
geo.HasZ = compoundLine.HasZ();
// Curve属性
geo.IsClosed = compoundLine.IsClosed;
geo.Length = compoundLine.Length;
if (compoundLine.StartPoint != null)
{
geo.StartPointX = compoundLine.StartPoint.X;
geo.StartPointY = compoundLine.StartPoint.Y;
geo.StartPointZ = compoundLine.StartPoint.Z;
}
if (compoundLine.EndPoint != null)
{
geo.EndPointX = compoundLine.EndPoint.X;
geo.EndPointY = compoundLine.EndPoint.Y;
geo.EndPointZ = compoundLine.EndPoint.Z;
}
// CompoundLine属性
geo.PointCount = compoundLine.PointCount;
geo.SegmentCount = compoundLine.SegmentCount;
this.propertyGrid1.SelectedObject = geo;
}
private void btnConstructCirculeArc_Click(object sender, EventArgs e)
{
if (gfactory == null)
gfactory = new GeometryFactory();
IPoint point1 = gfactory.CreateGeometry(gviGeometryType.gviGeometryPoint, gviVertexAttribute.gviVertexAttributeZ) as IPoint;
point1.SetCoords(3.56, 4, 5, 0, 1);
IPoint point2 = gfactory.CreateGeometry(gviGeometryType.gviGeometryPoint, gviVertexAttribute.gviVertexAttributeZ) as IPoint;
point2.SetCoords(1, -1, 0, 0, 2);
IPoint point3 = gfactory.CreateGeometry(gviGeometryType.gviGeometryPoint, gviVertexAttribute.gviVertexAttributeZ) as IPoint;
point3.SetCoords(2, 0, 0, 0, 3);
circularArc = gfactory.CreateGeometry(gviGeometryType.gviGeometryCircularArc, gviVertexAttribute.gviVertexAttributeZ) as ICirculeArc;
circularArc.ConstructThreePoints(point1, point2, point3);
if (circularArc == null)
return;
CirculeArc geo = new CirculeArc();
// Geometry属性
geo.Dimension = circularArc.Dimension;
if (circularArc.Envelope != null)
{
geo.MaxX = circularArc.Envelope.MaxX;
geo.MaxY = circularArc.Envelope.MaxY;
geo.MaxZ = circularArc.Envelope.MaxZ;
geo.MinX = circularArc.Envelope.MinX;
geo.MinY = circularArc.Envelope.MinY;
geo.MinZ = circularArc.Envelope.MinZ;
}
geo.GeometryType = circularArc.GeometryType;
geo.IsEmpty = circularArc.IsEmpty;
geo.IsValid = circularArc.IsValid;
geo.VertexAttribute = circularArc.VertexAttribute;
geo.HasId = circularArc.HasId();
geo.HasM = circularArc.HasM();
geo.HasZ = circularArc.HasZ();
// Curve属性
geo.IsClosed = circularArc.IsClosed;
geo.Length = circularArc.Length;
if (circularArc.StartPoint != null)
{
geo.StartPointX = circularArc.StartPoint.X;
geo.StartPointY = circularArc.StartPoint.Y;
geo.StartPointZ = circularArc.StartPoint.Z;
}
if (circularArc.EndPoint != null)
{
geo.EndPointX = circularArc.EndPoint.X;
geo.EndPointY = circularArc.EndPoint.Y;
geo.EndPointZ = circularArc.EndPoint.Z;
}
// CirculeArc属性
//if (circularArc.CenterPoint != null)
//{
// geo.CenterPointX = circularArc.CenterPoint.X;
// geo.CenterPointY = circularArc.CenterPoint.Y;
// geo.CenterPointZ = circularArc.CenterPoint.Z;
//}
geo.CentralAngle = circularArc.CentralAngle;
geo.ChordHeight = circularArc.ChordHeight;
geo.ChordLength = circularArc.ChordLength;
geo.IsLine = circularArc.IsLine;
geo.IsMinor = circularArc.IsMinor;
geo.IsPoint = circularArc.IsPoint;
if (circularArc.PointOnArc != null)
{
geo.PointOnArcX = circularArc.PointOnArc.X;
geo.PointOnArcY = circularArc.PointOnArc.Y;
geo.PointOnArcZ = circularArc.PointOnArc.Z;
}
geo.Radius = circularArc.Radius;
this.propertyGrid1.SelectedObject = geo;
}