/// <summary>
/// 获取TransfromM信息
/// </summary>
/// <returns></returns>
public TransformM SetTransformM()
{
Transfrom = new TransformM(InitBound);
Transfrom.IsRelative = this.IsRelative;
Transfrom.IsCreateAreaByData = this.IsCreateAreaByData;
Transfrom.IsOnAlarmArea = this.IsOnAlarmArea;
Transfrom.IsOnLocationArea = this.IsOnLocationArea;
return(Transfrom);
}
public void SetInitBound(TransformM tranM)
{
double bottomHeightT = tranM.Y - (tranM.SY / 2);
//Init((float)(bottomHeightT), (float)tranM.SY);
Point p1 = new Point((float)(tranM.X - tranM.SX / 2), (float)(tranM.Z - tranM.SZ / 2), 0);
Point p2 = new Point((float)(tranM.X + tranM.SX / 2), (float)(tranM.Z - tranM.SZ / 2), 1);
Point p3 = new Point((float)(tranM.X + tranM.SX / 2), (float)(tranM.Z + tranM.SZ / 2), 2);
Point p4 = new Point((float)(tranM.X - tranM.SX / 2), (float)(tranM.Z + tranM.SZ / 2), 3);
Point[] points = new Point[] { p1, p2, p3, p4 };
SetInitBound(points, (float)(bottomHeightT), (float)tranM.SY);
//double pX = (MinX + MaxX)/2.0;
//double pY = (MinY + MaxY)/2.0;
//double pZ = (MinZ + MaxZ)/2.0;
}
/// <summary>
/// 根据旋转角度，获取新的顶点
/// </summary>
/// <param name="pGroup"></param>
/// <param name="m"></param>
/// <returns></returns>
private Point[] GetNewPoints(Point[] pGroup, TransformM m)
{
//x0= (x - rx0)*cos(a) - (y - ry0)*sin(a) + rx0 ;
//y0 = (x - rx0) * sin(a) + (y - ry0) * cos(a) + ry0;
if (pGroup != null && m != null)
{
if (m.RY == 0)
{
return(pGroup);
}
Shape = 1;//不规则多边形
foreach (Point p in pGroup)
{
double angle = m.RY + 90;
double x1 = (p.X - m.X) * Math.Cos(angle) - (p.Y - m.Z) * Math.Sin(angle) + m.X;
double y1 = (p.X - m.X) * Math.Sin(angle) + (p.Y - m.Z) * Math.Cos(angle) + m.Z;
p.X = (float)x1;
p.Y = (float)y1;
}
}
return(pGroup);
}
