private static IGraphic GeoShapeToGraphic(aim_dotnet.IGeometricShape geoShape, string shapeLabel)
{
if (geoShape.SpatialCoordinateCollection == null || geoShape.SpatialCoordinateCollection.Count == 0)
return null;
IGraphic graphic = null;
if (geoShape is aim_dotnet.Circle)
{
// Ellipse
var shapeCircle = geoShape as aim_dotnet.Circle;
var centerPt = AsPointF(shapeCircle.Center);
var radiusPt = AsPointF(shapeCircle.RadiusPoint);
var radiusLength = Vector.Distance(centerPt, radiusPt);
RoiGraphic roiGraphic = AimRoiGraphic.CreateEllipse();
var boundableGraphic = roiGraphic.Subject as BoundableGraphic;
if (boundableGraphic != null)
{
roiGraphic.Suspend();
roiGraphic.Name = shapeLabel;
boundableGraphic.TopLeft = new PointF((float) (centerPt.X - radiusLength), (float) (centerPt.Y - radiusLength));
boundableGraphic.BottomRight = new PointF((float) (centerPt.X + radiusLength), (float) (centerPt.Y + radiusLength));
roiGraphic.Resume(true);
}
graphic = roiGraphic;
}
else if (geoShape is aim_dotnet.Ellipse)
{
// Ellipse
var shapeEllipse = geoShape as aim_dotnet.Ellipse;
var firstMajorAxisPt = AsPointF(shapeEllipse.EllipseCollection[0]);
var secondMajorAxisPt = AsPointF(shapeEllipse.EllipseCollection[1]);
var firstMinorAxisPt = AsPointF(shapeEllipse.EllipseCollection[2]);
var secondMinorAxisPt = AsPointF(shapeEllipse.EllipseCollection[3]);
RoiGraphic roiGraphic = AimRoiGraphic.CreateEllipse();
var boundableGraphic = roiGraphic.Subject as BoundableGraphic;
if (boundableGraphic != null)
{
roiGraphic.Suspend();
roiGraphic.Name = shapeLabel;
boundableGraphic.TopLeft = new PointF(firstMajorAxisPt.X, firstMinorAxisPt.Y);
boundableGraphic.BottomRight = new PointF(secondMajorAxisPt.X, secondMinorAxisPt.Y);
roiGraphic.Resume(true);
}
graphic = roiGraphic;
}
else if (geoShape is aim_dotnet.Point)
{
var shapePoint = geoShape as aim_dotnet.Point;
var callout = new CalloutGraphic(shapeLabel);
callout.LineStyle = LineStyle.Solid;
callout.ShowArrowhead = true;
callout.AnchorPoint = AsPointF(shapePoint.Center);
callout.TextLocation = callout.AnchorPoint - new SizeF(30, 30);
var statefulGraphic = new StandardStatefulGraphic(callout);
statefulGraphic.State = statefulGraphic.CreateInactiveState();
graphic = statefulGraphic;
}
else if (geoShape is aim_dotnet.MultiPoint)
{
// How this case works:
// If we have 2 points, it's a line
// If we have 3 points, it's a protractor
// All others - unknown unclosed object (not supported)
var shapeMultiPoint = geoShape as aim_dotnet.MultiPoint;
switch (shapeMultiPoint.SpatialCoordinateCollection.Count)
{
case 2:
{
// Line
var interactiveGraphic = new VerticesControlGraphic(new MoveControlGraphic(new PolylineGraphic()));
var firstPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[0]);
var secondPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[1]);
interactiveGraphic.Subject.Points.Add(firstPt);
interactiveGraphic.Subject.Points.Add(secondPt);
var roiGraphic = CreateRoiGraphic(interactiveGraphic, null);
roiGraphic.Name = shapeLabel;
roiGraphic.Resume(true);
graphic = roiGraphic;
}
break;
case 3:
{
// Protractor
var interactiveGraphic = new VerticesControlGraphic(new MoveControlGraphic(new ProtractorGraphic()));
var firstPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[0]);
var secondPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[1]);
var thirdPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[2]);
interactiveGraphic.Subject.Points.Add(firstPt);
interactiveGraphic.Subject.Points.Add(secondPt);
interactiveGraphic.Subject.Points.Add(thirdPt);
var roiGraphic = CreateRoiGraphic(interactiveGraphic, new ProtractorRoiCalloutLocationStrategy());
roiGraphic.Name = shapeLabel;
roiGraphic.Resume(true);
graphic = roiGraphic;
}
break;
default:
throw new NotImplementedException("Reading non-linear or non-triangular MultiPoint shape is not implemented");
}
}
else if (geoShape is aim_dotnet.Polyline)
{
var shapePolyline = geoShape as aim_dotnet.Polyline;
var isRectangle = false;
if (shapePolyline.SpatialCoordinateCollection.Count == 4)
{
var twoDPoint1 = AsPointF(shapePolyline.SpatialCoordinateCollection[0]);
var twoDPoint2 = AsPointF(shapePolyline.SpatialCoordinateCollection[1]);
var twoDPoint3 = AsPointF(shapePolyline.SpatialCoordinateCollection[2]);
var twoDPoint4 = AsPointF(shapePolyline.SpatialCoordinateCollection[3]);
if ((twoDPoint1.X == twoDPoint2.X && twoDPoint2.Y == twoDPoint3.Y && twoDPoint3.X == twoDPoint4.X && twoDPoint4.Y == twoDPoint1.Y) ||
(twoDPoint1.Y == twoDPoint2.Y && twoDPoint2.X == twoDPoint3.X && twoDPoint3.Y == twoDPoint4.Y && twoDPoint4.X == twoDPoint1.X))
{
isRectangle = true;
RoiGraphic roiGraphic = AimRoiGraphic.CreateRectangle();
var boundableGraphic = roiGraphic.Subject as BoundableGraphic;
if (boundableGraphic != null)
{
roiGraphic.Suspend();
roiGraphic.Name = shapeLabel;
boundableGraphic.TopLeft = twoDPoint1;
boundableGraphic.BottomRight = twoDPoint3;
roiGraphic.Resume(true);
}
graphic = roiGraphic;
}
}
if (!isRectangle)
{
RoiGraphic roiGraphic = AimRoiGraphic.CreatePolygon();
var polylineGraphic = roiGraphic.Subject as PolylineGraphic;
if (polylineGraphic != null)
{
roiGraphic.Suspend();
for (var i = 0; i < shapePolyline.SpatialCoordinateCollection.Count; i++)
{
var twoDPoint = AsPointF(shapePolyline.SpatialCoordinateCollection[i]);
polylineGraphic.Points.Add(twoDPoint);
}
// We deal with closed polygons only
if (polylineGraphic.Points.Count > 0)
polylineGraphic.Points.Add(polylineGraphic.Points[0]);
roiGraphic.Name = shapeLabel;
roiGraphic.Resume(true);
}
graphic = roiGraphic;
}
}
else
throw new Exception("Unknown shape type encountered: " + geoShape.GetType().FullName);
return graphic;
}
private static RoiGraphic GeoShapeToRoiGraphic(aim_dotnet.IGeometricShape geoShape)
{
RoiGraphic roiGraphic = null;
if (geoShape.SpatialCoordinateCollection == null || geoShape.SpatialCoordinateCollection.Count == 0)
return null;
if (geoShape is aim_dotnet.Circle)
{
// Ellipse
aim_dotnet.Circle shapeCircle = geoShape as aim_dotnet.Circle;
PointF centerPt = AsPointF(shapeCircle.Center);
PointF radiusPt = AsPointF(shapeCircle.RadiusPoint);
double radiusLength = Vector.Distance(centerPt, radiusPt);
roiGraphic = RoiGraphic.CreateEllipse();
BoundableGraphic boundableGraphic = roiGraphic.Subject as BoundableGraphic;
if (boundableGraphic != null)
{
roiGraphic.Suspend(); // prevent callout location calculation untill all points are set
boundableGraphic.TopLeft = new PointF((float) (centerPt.X - radiusLength), (float) (centerPt.Y - radiusLength));
boundableGraphic.BottomRight = new PointF((float) (centerPt.X + radiusLength), (float) (centerPt.Y + radiusLength));
roiGraphic.Resume(true); // Force callout location calculation
}
}
else if (geoShape is aim_dotnet.Ellipse)
{
// Ellipse
aim_dotnet.Ellipse shapeEllipse = geoShape as aim_dotnet.Ellipse;
PointF firstMajorAxisPt = AsPointF(shapeEllipse.EllipseCollection[0]);
PointF secondMajorAxisPt = AsPointF(shapeEllipse.EllipseCollection[1]);
PointF firstMinorAxisPt = AsPointF(shapeEllipse.EllipseCollection[2]);
PointF secondMinorAxisPt = AsPointF(shapeEllipse.EllipseCollection[3]);
roiGraphic = RoiGraphic.CreateEllipse();
BoundableGraphic boundableGraphic = roiGraphic.Subject as BoundableGraphic;
if (boundableGraphic != null)
{
roiGraphic.Suspend(); // prevent callout location calculation untill all points are set
boundableGraphic.TopLeft = new PointF(firstMajorAxisPt.X, firstMinorAxisPt.Y);
boundableGraphic.BottomRight = new PointF(secondMajorAxisPt.X, secondMinorAxisPt.Y);
roiGraphic.Resume(true); // Force callout location calculation
}
}
else if (geoShape is aim_dotnet.Point)
{
throw new NotImplementedException("Reading Point shape is not implemented");
}
else if (geoShape is aim_dotnet.MultiPoint)
{
// How this case works:
// If we have 2 points, it's a line
// If we have 3 points, it's a protractor
// All others - unknown unclosed object (not supported)
aim_dotnet.MultiPoint shapeMultiPoint = geoShape as aim_dotnet.MultiPoint;
switch (shapeMultiPoint.SpatialCoordinateCollection.Count)
{
case 2:
{
// Line
VerticesControlGraphic interactiveGraphic = new VerticesControlGraphic(new MoveControlGraphic(new PolylineGraphic()));
PointF firstPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[0]);
PointF secondPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[1]);
interactiveGraphic.Subject.Points.Add(firstPt);
interactiveGraphic.Subject.Points.Add(secondPt);
roiGraphic = CreateRoiGraphic(interactiveGraphic, null);
roiGraphic.Resume(true); // Force callout location calculation
}
break;
case 3:
{
// Protractor
VerticesControlGraphic interactiveGraphic = new VerticesControlGraphic(new MoveControlGraphic(new ProtractorGraphic()));
PointF firstPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[0]);
PointF secondPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[1]);
PointF thirdPt = AsPointF(shapeMultiPoint.SpatialCoordinateCollection[2]);
interactiveGraphic.Subject.Points.Add(firstPt);
interactiveGraphic.Subject.Points.Add(secondPt);
interactiveGraphic.Subject.Points.Add(thirdPt);
roiGraphic = CreateRoiGraphic(interactiveGraphic, new ProtractorRoiCalloutLocationStrategy());
roiGraphic.Resume(true); // Force callout location calculation
}
break;
default:
throw new NotImplementedException("Reading non-linear or non-triangular MultiPoint shape is not implemented");
}
}
else if (geoShape is aim_dotnet.Polyline)
{
aim_dotnet.Polyline shapePolyline = geoShape as aim_dotnet.Polyline;
bool isRectangle = false; // true - if we have CC's rectangle coordinates
// Check if this is a non-rotated rectangle
if (shapePolyline.SpatialCoordinateCollection.Count == 4)
{
PointF twoDPoint1 = AsPointF(shapePolyline.SpatialCoordinateCollection[0]);
PointF twoDPoint2 = AsPointF(shapePolyline.SpatialCoordinateCollection[1]);
PointF twoDPoint3 = AsPointF(shapePolyline.SpatialCoordinateCollection[2]);
PointF twoDPoint4 = AsPointF(shapePolyline.SpatialCoordinateCollection[3]);
// If it's a rectangle with sides parallel to the axes
if ((twoDPoint1.X == twoDPoint2.X && twoDPoint2.Y == twoDPoint3.Y && twoDPoint3.X == twoDPoint4.X && twoDPoint4.Y == twoDPoint1.Y) ||
(twoDPoint1.Y == twoDPoint2.Y && twoDPoint2.X == twoDPoint3.X && twoDPoint3.Y == twoDPoint4.Y && twoDPoint4.X == twoDPoint1.X))
{
isRectangle = true;
roiGraphic = RoiGraphic.CreateRectangle();
BoundableGraphic boundableGraphic = roiGraphic.Subject as BoundableGraphic;
if (boundableGraphic != null)
{
roiGraphic.Suspend(); // prevent callout location calculation untill all points are set
// Assume that the points are in order and start at the top left corner.
boundableGraphic.TopLeft = twoDPoint1;
boundableGraphic.BottomRight = twoDPoint3;
roiGraphic.Resume(true); // Force callout location calculation
}
}
}
// It's a CC's polygon if it's not a rectangle
if (!isRectangle)
{
roiGraphic = RoiGraphic.CreatePolygon();
PolylineGraphic polylineGraphic = roiGraphic.Subject as PolylineGraphic;
if (polylineGraphic != null)
{
roiGraphic.Suspend();
for (int i = 0; i < shapePolyline.SpatialCoordinateCollection.Count; i++)
{
PointF twoDPoint = AsPointF(shapePolyline.SpatialCoordinateCollection[i]);
polylineGraphic.Points.Add(twoDPoint);
}
// We deal with closed polygons only
if (polylineGraphic.Points.Count > 0)
polylineGraphic.Points.Add(polylineGraphic.Points[0]);
roiGraphic.Resume(true); // Force callout location calculation
}
}
}
else
throw new Exception("Unknown shape type encountered: " + geoShape.GetType().FullName);
return roiGraphic;
}