private void timer1_Tick(object sender, EventArgs e)
{
dc.UpdateDrag();
UpdateNearest();
gr.Clear(Color.White);
gr.DrawLine(Pens.Red, dc.Transform(new PointF(0, 0)), dc.Transform(new PointF(500, 0)));
gr.DrawLine(Pens.Green, dc.Transform(new PointF(0, 0)), dc.Transform(new PointF(0, 500)));
Pen p = new Pen(Color.Gray);
p.DashStyle = System.Drawing.Drawing2D.DashStyle.DashDot;
p.DashPattern = new float[] { 4, 2, 2, 4 };
gr.DrawLine(p, dc.Transform(-2000, 100), dc.Transform(2000, 100));
gr.DrawLine(p, dc.Transform(-2000, 0), dc.Transform(2000, 0));
for (int i = -10; i < 10; i++)
{
var x1 = (float)(i * Math.PI * 2 * xxScale);
gr.DrawLine(p, dc.Transform(x1, 100), dc.Transform(x1, 0));
}
int w1 = 4;
int w2 = 2;
var temp1 = new List <ProjectPolygon>();
temp1.AddRange(polygons);
if (addPolygonMode)
{
temp1.Add(new ProjectPolygon()
{
Points = newPolygonPoints.Select(z => new Vector2d(z.X, z.Y)).ToList()
});
}
foreach (var polygon in temp1)
{
for (int i = 0; i < polygon.Points.Count; i++)
{
Vector2d item = (Vector2d)polygon.Points[i];
var tr = dc.Transform(item.X, item.Y);
gr.FillRectangle((sp == polygon && i == sindex) ? Brushes.Red : Brushes.Blue, tr.X - w1, tr.Y - w1, w1 * 2, w1 * 2);
gr.FillRectangle(Brushes.LightBlue, tr.X - w2, tr.Y - w2, w2 * 2, w2 * 2);
}
if (polygon.Points.Count > 2)
{
var pp = polygon.Points.Select(z =>
{
var t = dc.Transform(z.X, z.Y);
return(new PointF(t.X, t.Y));
}).ToArray();
gr.FillPolygon(new SolidBrush(Color.FromArgb(64, Color.LightGreen)), pp);
Pen p2 = new Pen(Color.Blue, 1);
p2.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
p2.DashPattern = new float[] { 10, 5 };
Pen p3 = new Pen(Color.Black);
p3.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
p3.DashPattern = new float[] { 5, 10 };
gr.DrawPolygon(p2, pp);
//gr.DrawPolygon(p3, pp);
}
}
var pos = pictureBox1.PointToClient(Cursor.Position);
var back = dc.BackTransform(pos);
gr.FillRectangle(new SolidBrush(Color.FromArgb(64, Color.LightBlue)), 0, 0, 150, 60);
gr.DrawString("Projection mode: Cylinder", SystemFonts.DefaultFont, Brushes.Black, 0, 0);
var ang = ((back.X / xxScale) * 180 / Math.PI) % 360;
gr.DrawString($"X: {back.X}", SystemFonts.DefaultFont, Brushes.Black, 0, 15);
gr.DrawString($"Y: {back.Y}", SystemFonts.DefaultFont, Brushes.Black, 0, 30);
gr.DrawString($"Angle: {ang:N2}°", SystemFonts.DefaultFont, Brushes.Black, 0, 45);
pictureBox1.Image = bmp;
}
