/// <summary>
/// Creates polyline interactively.
/// </summary>
/// <param name="message">The message.</param>
/// <returns>The polyline result.</returns>
public static Polyline GetPromptPolyline(string message) // newly 20130806
{
var point = Interaction.GetPoint(message);
if (point.IsNull())
{
return(null);
}
var poly = NoDraw.Pline(new[] { point });
var prev = point;
var tempIds = new List <ObjectId>();
while (true)
{
point = Interaction.GetLineEndPoint(message, prev);
if (point.IsNull())
{
break;
}
tempIds.Add(Draw.Line(prev, point));
poly.AddVertexAt(poly.NumberOfVertices, point.ToPoint2d(), 0, 0, 0);
prev = point;
}
tempIds.QForEach(line => line.Erase());
return(poly);
}
public void TestPolygon()
{
int n;
while (true)
{
double d = Interaction.GetValue("\nNumber of edges");
if (double.IsNaN(d))
{
return;
}
n = (int)d;
if (n > 2)
{
break;
}
}
var center = Interaction.GetPoint("\nCenter");
Draw.Circle(center, 5);
var end = Interaction.GetPoint("\nOne vertex");
Draw.Circle(end, 5);
Draw.Polygon(n, center, end);
}
public void TestDimension()
{
var a = Interaction.GetPoint("\nPoint 1");
var b = Interaction.GetPoint("\nPoint 2");
var c = Interaction.GetPoint("\nPoint of label");
Draw.Dimlin(a, b, c);
}
public void TestSelection()
{
var point = Interaction.GetPoint("\nPoint");
double value = Interaction.GetDistance("\nSize");
var size = new Vector3d(value, value, 0);
var ids = Interaction.GetWindowSelection(point - size, point + size);
Interaction.WriteLine("{0} entities selected.", ids.Count());
}
public void TestRegion()
{
var id = Interaction.GetEntity("\nEntity");
Draw.Region(id);
var point = Interaction.GetPoint("\nPick one point");
Draw.Boundary(point, BoundaryType.Region);
}
public void TestEllipse()
{
var center = Interaction.GetPoint("\nCenter");
Draw.Circle(center, 5);
var endX = Interaction.GetPoint("\nEnd of one axis");
Draw.Circle(endX, 5);
double radiusY = Interaction.GetValue("\nRadius of another axis");
Draw.Ellipse(center, endX, radiusY);
}
public void TestArc2()
{
var start = Interaction.GetPoint("\nStart");
Draw.Circle(start, 5);
var center = Interaction.GetPoint("\nCenter");
Draw.Circle(center, 5);
double angle = Interaction.GetValue("\nAngle");
Draw.ArcSCA(start, center, angle);
}
public void TestArc()
{
var point1 = Interaction.GetPoint("\nStart");
Draw.Circle(point1, 5);
var point2 = Interaction.GetPoint("\nMid");
Draw.Circle(point2, 5);
var point3 = Interaction.GetPoint("\nEnd");
Draw.Circle(point3, 5);
Draw.Arc3P(point1, point2, point3);
}
public void TestGraph()
{
var option = new GraphOption {
xDelta = 20, yDelta = 0.5, yRatio = 0.5, SampleCount = 500
};
var graphPlotter = new GraphPlotter(option);
graphPlotter.Plot(Math.Tanh, new Interv(5, 102));
graphPlotter.Plot(x => Math.Cos(x) + 1, new Interv(10, 90), 3);
var graph = graphPlotter.GetGraphBlock();
var blockReference = new BlockReference(Point3d.Origin, graph);
var first = Interaction.GetPoint("\nSpecify extent point 1");
Interaction.InsertScalingEntity(blockReference, first, "\nSpecify extent point 2");
}
public void TestSpline()
{
var points = new List <Point3d>();
while (true)
{
var point = Interaction.GetPoint("\nSpecify a point");
if (point.IsNull())
{
break;
}
points.Add(point);
Draw.Circle(point, 5);
}
Draw.SplineCV(points.ToArray(), true);
}
public static void PolyLanding()
{
var ids = QuickSelection.SelectAll("*LINE,ARC").ToArray();
var landingLineIds = new List <ObjectId>();
while (true)
{
var p = Interaction.GetPoint("\nSpecify a point");
if (p.IsNull())
{
break;
}
var landings = ids.QSelect(entity => (entity as Curve).GetClosestPointTo(p, false)).ToArray();
double minDist = landings.Min(point => point.DistanceTo(p));
var landing = landings.First(point => point.DistanceTo(p) == minDist);
Interaction.WriteLine("Shortest landing distance of point ({0:0.00},{1:0.00}) is {2:0.00}.", p.X, p.Y, minDist);
landingLineIds.Add(Draw.Line(p, landing));
}
landingLineIds.QForEach(entity => entity.Erase());
}
public void TestHatch3()
{
var seed = Interaction.GetPoint("\nPick one point");
Draw.Hatch("SOLID", seed);
}
public void TestBoundary()
{
var point = Interaction.GetPoint("\nPick one point");
Draw.Boundary(point, BoundaryType.Polyline);
}