/// <summary>
/// 在坐标系管理数据结构中添加坐标系
/// </summary>
/// <param name="cs"></param>
/// <returns></returns>
public bool AddCordinateSystem(CordinateSystem cs)
{
List <CordinateSystem> csl;
CordinateSystem csParent = GetCordinateSystem(cs.Level - 1, cs.ParentIndex);
if (csParent != null)
{
cs.OTM.Parent = csParent.TM;
}
if (CordinateSystemDictionary.TryGetValue(cs.Level, out csl))
{
foreach (var item in csl)
{
if (item.Index == cs.Index)
{
return(false);
}
}
csl.Add(cs);
}
else
{
csl = new List <CordinateSystem>();
csl.Add(cs);
CordinateSystemDictionary.Add(cs.Level, csl);
}
return(true);
}
public bool SetStandardMarkPoint(int csLevel, int csIndex, PointD markPoint)
{
CordinateSystem cs = GetCordinateSystem(csLevel, csIndex);
if (cs != null)
{
cs.StandardMarkPoint1 = markPoint;
return(true);
}
return(false);
}
/// <summary>
/// 将指定坐标系上的点p坐标转换到指定坐标系
/// </summary>
/// <param name="level"></param>
/// <param name="index"></param>
/// <param name="p"></param>
/// <returns></returns>
public PointD CordinateTransforming(int fromLevel, int fromIndex, int toLevel, int toIndex, PointD p)
{
CordinateSystem fromCs = GetCordinateSystem(fromLevel, fromIndex);
CordinateSystem toCs = GetCordinateSystem(toLevel, toIndex);
if (fromCs == null || toCs == null)
{
return(p);
}
Point2D ret = TransformMatrix.MapPoints(fromCs.TM, new Point2D(p.X, p.Y), toCs.TM);
return(new PointD(ret.X, ret.Y));
}
/// <summary>
/// ????????
/// </summary>
/// <param name="csLevel"></param>
/// <param name="csIndex"></param>
/// <param name="origin"></param>
/// <returns></returns>
public bool SetOrigin(int csLevel, int csIndex, PointD origin)
{
CordinateSystem cs = GetCordinateSystem(csLevel, csIndex);
if (cs != null)
{
cs.Origin = origin;
return(true);
}
return(false);
}
/// <summary>
///通过Mark点更新变换矩阵
/// </summary>
/// <param name="csLevel"></param>
/// <param name="csIndex"></param>
/// <param name="markPoint1"></param>
/// <param name="markPoint2"></param>
/// <returns></returns>
public bool SetCurrentMarkPoint(int csLevel, int csIndex, PointD markPoint1, PointD markPoint2)//
{
CordinateSystem cs = GetCordinateSystem(csLevel, csIndex);
if (cs != null)
{
CordinateSystem csParent = null;
if (csLevel > 1)
{
csParent = GetCordinateSystem(csLevel - 1, cs.ParentIndex);
if (csParent == null)
{
return(false);
}
}
if (csParent != null)
{
Point2D[] mp = { new Point2D(cs.StandardMarkPoint1.X, cs.StandardMarkPoint1.Y), new Point2D(markPoint1.X, markPoint1.Y), new Point2D(cs.StandardMarkPoint2.X, cs.StandardMarkPoint2.Y),
new Point2D(markPoint2.X, markPoint2.Y) };
Point2D[] ret = cs.OTM.MapFromRoot(mp);
TransformMatrix tempTm = new TransformMatrix(ret[0], ret[1], ret[2], ret[3]);
cs.TM.ReplacebyMatrix(tempTm);
tempTm = null;
}
else
{
TransformMatrix tempTm = new TransformMatrix(new Point2D(cs.StandardMarkPoint1.X, cs.StandardMarkPoint1.Y), new Point2D(markPoint1.X, markPoint1.Y),
new Point2D(cs.StandardMarkPoint2.X, cs.StandardMarkPoint2.Y), new Point2D(markPoint2.X, markPoint2.Y));
cs.TM.ReplacebyMatrix(tempTm);
tempTm = null;
}
return(true);
}
return(false);
}
/// <summary>
/// 根据Level和Index获取坐标系
/// </summary>
/// <param name="level"></param>
/// <param name="index"></param>
/// <returns></returns>
private CordinateSystem GetCordinateSystem(int level, int index)
{
List <CordinateSystem> csl;
CordinateSystem cs = null;
if (CordinateSystemDictionary.TryGetValue(level, out csl))
{
foreach (var item in csl)
{
if (item.Index == index)
{
cs = item;
}
}
}
else
{
cs = null;
}
return(cs);
}
