void CheckFig(CadLayer layer, CadFigure fig)
{
int n = fig.PointCount;
for (int i = 0; i < n; i++)
{
CadVertex cp = fig.PointList[i];
CadVertex p = DC.WorldPointToDevPoint(cp);
CadVertex d = p - TargetPoint;
double dist = d.Norm2D();
if (dist > Range)
{
continue;
}
Result res = new ResultPoint(cp, dist, fig, i);
ResultList.Add(res);
}
//
// Create segment list that in range.
// And check center point of segment
//
// 範囲内の線分リスト作成
// ついでに中点のチェックも行う
//
n = fig.SegmentCount;
for (int i = 0; i < n; i++)
{
CadSegment seg = fig.GetSegmentAt(i);
CadVertex pw = (seg.P1 - seg.P0) / 2 + seg.P0;
CadVertex ps = DC.WorldPointToDevPoint(pw);
double dist = (ps - TargetPoint).Norm2D();
if (dist <= Range)
{
Result res = new ResultSegCenter(pw, dist, fig, i);
ResultList.Add(res);
}
CadVertex p0 = DC.WorldPointToDevPoint(seg.P0);
CadVertex p1 = DC.WorldPointToDevPoint(seg.P1);
double d = CadMath.DistancePointToSeg(p0.vector, p1.vector, TargetPoint.vector);
if (d > Range)
{
continue;
}
SegmentItem segItem = new SegmentItem();
segItem.Layer = layer;
segItem.Fig = fig;
segItem.SegIndex = i;
segItem.ScrSegment = new CadSegment(p0, p1);
SegList.Add(segItem);
}
}
