private void AddPrimitiveToDrawing(ClientDrawing clientDrawing, IPrimitive primitive, CadColor?fallBackColor)
{
var primitiveColor = primitive.Color ?? fallBackColor;
primitive.DoPrimitive(
ellipse =>
{
var startAngle = ellipse.StartAngle.CorrectAngleDegrees();
var endAngle = ellipse.EndAngle.CorrectAngleDegrees();
if (endAngle <= startAngle)
{
endAngle += 360.0;
}
var transform = Matrix4.CreateScale(1.0, 1.0, 0.0) * ellipse.FromUnitCircle; // flatten display in z-plane
clientDrawing.Ellipses.Add(new ClientEllipse(startAngle, endAngle, transform.ToTransposeArray(), primitiveColor));
},
line => clientDrawing.Lines.Add(new ClientLine(line.P1, line.P2, primitiveColor)),
point => clientDrawing.Points.Add(new ClientPointLocation(point.Location, primitiveColor)),
text => clientDrawing.Text.Add(new ClientText(text.Value, text.Location, text.Height, text.Rotation, primitiveColor)),
bezier =>
{
var lineSegments = 10;
var last = bezier.P1;
for (int i = 1; i <= lineSegments; i++)
{
var t = (double)i / lineSegments;
var next = bezier.ComputeParameterizedPoint(t);
clientDrawing.Lines.Add(new ClientLine(last, next, primitiveColor));
last = next;
}
},
image => clientDrawing.Images.Add(new ClientImage(image.Location, Convert.ToBase64String(image.ImageData), image.Path, image.Width, image.Height, image.Rotation, image.Color))
);
}
private ClientDrawing GetDrawing()
{
var drawing = Workspace.Drawing;
var clientDrawing = new ClientDrawing(drawing.Settings.FileName);
clientDrawing.CurrentLayer = drawing.CurrentLayerName;
foreach (var layer in drawing.GetLayers())
{
clientDrawing.Layers.Add(layer.Name);
if (layer.IsVisible)
{
foreach (var entity in layer.GetEntities())
{
var entityColor = entity.Color ?? layer.Color;
foreach (var primitive in entity.GetPrimitives())
{
AddPrimitiveToDrawing(clientDrawing, primitive, fallBackColor: entityColor);
}
}
}
}
clientDrawing.Layers.Sort();
return(clientDrawing);
}