public override bool Equals(object obj)
{
if (obj == null || obj.GetType() != this.GetType())
{
return(false);
}
if (object.ReferenceEquals(this, obj))
{
return(true);
}
XYObstacleLine other = (XYObstacleLine)obj;
return(this == other);
}
public static void WriteToText(TextWriter writer, XYObstacleLineList lines)
{
List <XYGridPos> pointList = new List <XYGridPos>(lines.Count * 2);
List <LinePointIndex> indexList = new List <LinePointIndex>(lines.Count);
for (int i = 0; i < lines.Count; ++i)
{
XYObstacleLine line = lines[i];
LinePointIndex lpi;
lpi.p1 = GetPointIndex(pointList, line.Begin);
lpi.p2 = GetPointIndex(pointList, line.End);
indexList.Add(lpi);
}
//
writer.WriteLine("{0} {1} 0", pointList.Count.ToString(), indexList.Count.ToString());
foreach (XYGridPos pos in pointList)
{
writer.WriteLine("{0} {1} 0", pos.x.ToString(), pos.y.ToString());
}
foreach (LinePointIndex lpi in indexList)
{
writer.WriteLine("{0} {1}", (lpi.p1 + 1).ToString(), (lpi.p2 + 1).ToString());
}
}
// 判断两线是否相交
public static bool LinesIntersect(XYObstacleLine line1, XYObstacleLine line2)
{
return(LinesIntersect(line1.Begin, line1.End, line2.Begin, line2.End));
}
// 判断两条线的斜率是否相等
public bool IsSlopeEqual(XYObstacleLine other)
{
return(deltaY * other.deltaX == deltaX * other.deltaY);
}
