/// <summary>
/// 每一次创建管道的时候初始状态获取点的方式是从界面上选取一点
/// 后面都是从上一次的尾点开始
/// </summary>
/// <returns>空或者尾点坐标，空意味着管道创建结束</returns>
public Point3d? CreatePipeLineWithoutInitialPoint(out bool status)
{
status = false;
PipeLine newPipeLine = null;
PipeJig jig = new PipeJig(null);
if (!jig.StartDraw(out status)) { return null; }
newPipeLine = new PipeLine((Point3d)jig.startPoint, jig.endPoint, false, this);
//相交测试
//和简单接口测试相交
return this.PipeLineCrossTest(newPipeLine);
}
/// <summary>
/// 从一固定点创建管道
/// </summary>
/// <param name="startPoint"></param>
/// <returns>返回结果如上</returns>
public Point3d? CreatePipeLineConnectedPipeLine(Point3d startPoint, out bool status)
{
PipeLine newPipeline = null;
PipeJig jig = new PipeJig(startPoint);
if (!jig.StartDraw(out status)) { return null; }
newPipeline = new PipeLine((Point3d)jig.startPoint, jig.endPoint, false, this);
return this.PipeLineCrossTest(newPipeline);
}