public int CalAreaIndex(Point p0, Point p1)
{
//pbm> the distance is in pixel unit.
// should be in metric unit;
double dx = GestureCommon.cDx(p1, p0);
double dy = GestureCommon.cDy(p1, p0);
double dis = GestureCommon.calDistance(p1, p0);
double cos = dx / dis;
//Console.WriteLine("(dx,dy,dis,cos)=" + dx.ToString() + "," + dy.ToString()
// + "," + dis.ToString("{.00}") + "," + cos.ToString("{0.0000}"));
return(ckArea(cos, dy >= 0));
}
public void ts_dis(MouseEventArgs e)
{
mv.X = e.X;
mv.Y = e.Y;
int dis = (int)GestureCommon.calDistance(mv, mo);
int dis2 = GestureCommon.cDis2(mv, mo);
int dx = GestureCommon.cDx(mv, mo);
int dy = GestureCommon.cDy(mv, mo);
double tan = GestureCommon.cTan(mv, mo);
Console.Out.WriteLine(" (dis,dis2,dx,dy,tan)=("
+ dis.ToString() + ","
+ dis2.ToString() + ","
+ dx.ToString() + ","
+ dy.ToString() + ","
+ tan.ToString("{0.00}") + ")");
}