//后方交会定点法
private void button10_Click(object sender, EventArgs e)
{
delFeature("point");
IPoint[] points = new IPoint[3];
for (int i = 0; i < 3; i++)
{
points[i] = new PointClass();
}
IConstructPoint constructPoint = new PointClass();
points[0].PutCoords(0, 10);
points[1].PutCoords(20, 20);
points[2].PutCoords(0, 0);
double angle1 = Math.PI / 4;
double angle2 = Math.PI / 4;
double angle3 = 0;
try
{
constructPoint.ConstructThreePointResection(points[0], angle1, points[1], angle2, points[2], out angle3);
addFeature("point", points[0]);
addFeature("point", points[1]);
addFeature("point", points[2]);
addFeature("point", constructPoint as IPoint);
}
catch (Exception ex)
{
}
axMapControl1.Refresh();
}
