/// 增加几何实例
/// <summary>
/// 增加几何实例
/// </summary>
public void Add_Geo(WEntity2D E)
{
int N;
if (this.Entities.Count == 0)
{
N = 0;
}
else
{
N = this.Entities[this.Entities.Count - 1].ID + 1;
}
E.ID = N;
if (Layers.Contains(E.Layer) == false)
{
Layers.Add(E.Layer);
}
Entities.Add(E);
switch (E.Kind)
{
case GeoKind.Line:
WLine2D L = (WLine2D)E;
Bounds.Update(L.StartPoint.X, L.StartPoint.Y);
Bounds.Update(L.EndPoint.X, L.EndPoint.Y);
break;
case GeoKind.PolyLine:
WPolyLine2D P = (WPolyLine2D)E;
for (int i = 0; i < P.Count; i++)
{
Bounds.Update(P[i].X, P[i].Y);
}
break;
case GeoKind.Spline:
break;
case GeoKind.Arc:
break;
case GeoKind.Circle:
WCircle2D C = (WCircle2D)E;
Bounds.Update(C.Center.X - C.R, C.Center.Y - C.R);
Bounds.Update(C.Center.X + C.R, C.Center.Y + C.R);
Bounds.Update(C.Center.X - C.R, C.Center.Y + C.R);
Bounds.Update(C.Center.X + C.R, C.Center.Y - C.R);
break;
default:
break;
}
}
private void RenderCircles(ScreenTrans zoom, WCircle2D Circle, bool SnapCheck)
{
if (SnapCheck == false)
{
tPen = new Pen(Circle.Color, Circle.LineWidth);
}
else
{
tPen = RParas.SnapGeo2DPen;
}
float R;
p0 = Ps[Circle.Center.Num];
R = (float)Circle.R;
R = zoom.WorldToScreen(R);
G.DrawArc(tPen, new Rectangle((int)(p0.X - R), (int)(p0.Y - R), (int)(R * 2), (int)(R * 2)), 0, 360);
}
private static void Read_Circle(ref StreamReader sr, ref WGeometry2D WGC)
{
tLayer = sr.ReadLine();
t_1 = sr.ReadLine().Split(',');
tColor = Color.FromArgb(Convert.ToInt16(t_1[0]), Convert.ToInt16(t_1[1]), Convert.ToInt16(t_1[2]));
tWidth = Convert.ToSingle(sr.ReadLine());
t_1 = sr.ReadLine().Split(',');
x1 = Convert.ToDouble(t_1[0]);
y1 = Convert.ToDouble(t_1[1]);
x2 = Convert.ToDouble(sr.ReadLine());
WCircle2D C = new WCircle2D(WGC.PsList.Add(x1, y1, true), x2, ref WGC);
C.Kind = GeoKind.Circle;
C.Layer = tLayer;
C.Color = tColor;
C.LineWidth = tWidth;
C.Sort = ShowSort._5;
WGC.Add_Geo(C);
sr.ReadLine();
}
