// *** private methodes - random points obs ****
// ********** Private methodes (open,save...) ********
private void openTextFile()
{
_stage = 0;
OpenFileDialog d = new OpenFileDialog();
DialogResult dr = d.ShowDialog();
if (dr != DialogResult.OK)
{
return;
}
string fi = d.FileName;
_clients = null;
_guards = null;
if (!string.IsNullOrEmpty(fi)) // the user actualy choose a file.
{
try
{
_ajd = new Delaunay_Triangulation(fi);
_dx_map = new Point_dt(_ajd.minBoundingBox().x, _ajd.maxBoundingBox().x);
_dy_map = new Point_dt(_ajd.minBoundingBox().y, _ajd.maxBoundingBox().y);
Refresh();
}
catch (Exception e) // in case something went wrong.
{
Console.WriteLine("** Error while reading text file **");
Console.WriteLine(e);
}
}
}
public MainForm(Delaunay_Triangulation aj)
{
this.Text = "ajDelaunay GUI tester";
this.Size = new Size(550, 550);
_stage = 0;
_ajd = aj;
_dx_f = new Point_dt(5, this.Width - 5);
_dy_f = new Point_dt(5, this.Height - 5);
_dx_map = new Point_dt(aj.maxBoundingBox().x, aj.minBoundingBox().x);
_dy_map = new Point_dt(aj.maxBoundingBox().y, aj.minBoundingBox().y);
_clients = null;
_guards = null;
//addWindowListener(new WindowAdapter() {
// public void windowClosing(WindowEvent e) {
// System.exit(0);
// }
//});
}
public void drawTriangle(Graphics g, Triangle_dt t, Color cl)
{
if (_view_flag == VIEW1 || t.isHalfplane())
{
if (t.isHalfplane())
{
if (cl == Color.Empty)
{
drawLine(g, t.p1(), t.p2(), Color.Blue);
}
else
{
drawLine(g, t.p1(), t.p2(), cl);
}
}
else
{
if (cl == Color.Empty)
{
drawLine(g, t.p1(), t.p2(), Color.Black);
drawLine(g, t.p2(), t.p3(), Color.Black);
drawLine(g, t.p3(), t.p1(), Color.Black);
}
{
drawLine(g, t.p1(), t.p2(), cl);
drawLine(g, t.p2(), t.p3(), cl);
drawLine(g, t.p3(), t.p1(), cl);
}
}
}
else
{
// //////////////////////////////////////////////////////////////////
double maxZ = _ajd.maxBoundingBox().z;
double minZ = _ajd.minBoundingBox().z;
double z = (t.p1().z + t.p2().z + t.p3().z) / 3.0;
double dz = maxZ - minZ;
if (dz == 0)
{
dz = 1;
}
int co = 30 + (int)(220 * ((z - minZ) / dz));
if (cl == Color.Empty)
{
cl = Color.FromArgb(co, co, co);
}
int[] xx = new int[3], yy = new int[3];
// double f = 0;
// double dx_map = _dx_map.y- _dx_map.x;
// double dy_map = _dy_map.y- _dy_map.x;
// f = (t.p1().x -_dx_map.x)/dx_map;
Point_dt p1 = world2screen(t.p1());
xx[0] = (int)p1.x;
yy[0] = (int)p1.y;
Point_dt p2 = world2screen(t.p2());
xx[1] = (int)p2.x;
yy[1] = (int)p2.y;
Point_dt p3 = world2screen(t.p3());
xx[2] = (int)p3.x;
yy[2] = (int)p3.y;
Brush b = new SolidBrush(cl);
g.FillPolygon(b, ToPoints(xx, yy));
// ////////////////////////////////////
}
}