private void Form1_Load(object sender, EventArgs e)
{
bmp = new Bitmap(pictureBox1.Width, pictureBox1.Height);
g = Graphics.FromImage(bmp); g.FillRectangle(Brushes.Black, new Rectangle(0, 0, pictureBox1.Width, pictureBox1.Height));
Timer tc = new Timer();
tc.Interval = 500;
bool darkstyle=false;
int w, h = 0;
tc.Tick += (a, b) =>
{
w = pictureBox1.Width;
h = pictureBox1.Height;
int hf = int.Parse(Math.Floor(h / 2d).ToString());
int wf = int.Parse(Math.Floor(w / 2d).ToString());
int s = int.Parse(Math.Floor(Math.Min(wf, hf) / 2d).ToString());
DateTime dt = DateTime.Now;
darkstyle = dt.Hour > 18 || dt.Hour < 5;
g.FillRectangle(darkstyle ? Brushes.Black : Brushes.Silver, new Rectangle(0, 0, w, h));
Pen pen = new Pen(darkstyle ? Brushes.Gray : Brushes.Gray) { Width = s / 60 };
g.DrawEllipse(pen, new Rectangle(wf-s, hf-s, s*2, s*2));
pen = new Pen(darkstyle ? Brushes.Silver : Brushes.Black) { Width = s / 60 };
for (double r = 0; r < (2 * Math.PI); r = r + (Math.PI / 30))
{
var mx = cosx(r, .99,s,wf);
var my = sinx(r, .99,s,hf);
var x = cosx(r, 1.01,s,wf);
var y = sinx(r, 1.01,s,hf);
g.DrawLine(pen, new Point(mx, my), new Point(x, y));
}
pen = new Pen(darkstyle ? Brushes.Silver : Brushes.Black) { Width = s / 20 };
for (double r = 0; r < (2 * Math.PI); r = r + (Math.PI / 6))
{
var mx = cosx(r, .9, s, wf);
var my = sinx(r, .9, s, hf);
var x = cosx(r, 1.1, s, wf);
var y = sinx(r, 1.1, s, hf);
g.DrawLine(pen, new Point(mx, my), new Point(x, y));
}
var ho = dt.Hour;
if (ho > 12)
ho = ho - 12;
var mi = dt.Minute;
var se = dt.Second;
var mse = dt.Millisecond;
//Draw hours arm
var rho = (((Math.PI / 6) * ho) - ((Math.PI / 6) * 15)) + (mi/120);
var hx = cosx(rho,.7,s,wf);
var hy = sinx(rho,.7,s,hf);
pen = new Pen(darkstyle ? Brushes.DarkGreen : Brushes.Green) { Width = s / 20 };
g.DrawLine(pen, new Point(wf, hf), new Point(hx, hy));
//Draw minutes arm
var rmi = (((Math.PI / 30) * mi) - ((Math.PI / 30) * 15)) + (se / 720);
var mix = cosx(rmi, .9, s, wf);
var miy = sinx(rmi, .9, s, hf);
pen = new Pen(darkstyle ? Brushes.DarkBlue : Brushes.Blue) { Width = s / 40 };
g.DrawLine(pen, new Point(wf, hf), new Point(mix, miy));
//Draw seconds arm
var rse = ((Math.PI / 30) * se) - ((Math.PI / 30) * 15);//+ (mse/10000);
var sx = cosx(rse, .95, s, wf);
var sy = sinx(rse, .95, s, hf);
var ssx = cosx(rse, -.25,s,wf);
var ssy = sinx(rse, -.25,s,hf);
pen = new Pen(darkstyle ? Brushes.Gray : Brushes.Black) { Width = s / 80 };
g.DrawLine(pen, new Point(ssx, ssy), new Point(sx, sy));
//Draw larger gray ring
pen = new Pen(darkstyle ? Brushes.Gray : Brushes.Black) { Width = s / 80 };
Rectangle rect = new Rectangle(wf - (s / 15), hf - (s / 15), (s / 15) * 2, (s / 15) * 2);
g.DrawEllipse(pen, rect);
g.FillEllipse(darkstyle ? Brushes.Silver : Brushes.Gray, rect);
//Draw smaller gray ring
pen = new Pen(darkstyle ? Brushes.Gray : Brushes.Black) { Width = s / 80 };
Rectangle rect2 = new Rectangle(wf - (s / 55), hf - (s / 55), (s / 55) * 2, (s / 55) * 2);
g.DrawEllipse(pen, rect2);
g.FillEllipse(Brushes.Black, rect2);
pictureBox1.Image = bmp;
};
tc.Start();
return;
Random rnd = new Random((new Random()).Next(65000));
for (int i = 0; i < 50; i++)
{
int rx = (rnd.Next(speed * -1, speed));
int ry = (rnd.Next(speed * -1, speed));
Color color = Color.FromArgb(rnd.Next(50, 255), rnd.Next(50, 255), rnd.Next(50, 255));
Ball ball = new Ball()
{
x=rnd.Next(0,pictureBox1.Width),
y=rnd.Next(0,pictureBox1.Height),
brush = new SolidBrush(color),
mx = rx != 0 ? rx : speed,
my = ry != 0 ? ry : speed*-1,
size=rnd.Next(2,20)
};
balls.Add(ball);
ball.isx = ball.x;
ball.isy = ball.y;
ball.polygon = getPolyGon(ball);
//g.FillPie(ball.brush, new Rectangle(ball.x, ball.y, ball.size, ball.size), 0, 360);
//g.FillPolygon(ball.brush, getPolyGon(ball));
}
Ball ball1 = new Ball() {
x = rnd.Next(0, pictureBox1.Width),
y = rnd.Next(0, pictureBox1.Height),
brush = new SolidBrush(Color.White),
size=100
};
g.DrawPolygon(Pens.White, getPolyGon(ball1));
//
//g.DrawString(lista.Count.ToString(), DefaultFont, Brushes.Blue, new Point(m - int.Parse(Math.Floor(DefaultFont.GetHeight()).ToString()), m - int.Parse(Math.Floor(DefaultFont.GetHeight()).ToString())));
pictureBox1.Image = bmp;
return;
Timer t = new Timer();
t.Interval = 5;
t.Tick += (a, b) => {
g.FillRectangle(Brushes.Black, new Rectangle(0, 0, pictureBox1.Width, pictureBox1.Height));
if (line.Count > 0)
{
foreach(List<Point> points in line)
g.FillPolygon(Brushes.White, points.ToArray());
}
if (tmpline.Count > 0)
g.DrawPolygon(Pens.Blue, tmpline.ToArray());
g.Flush();
List<Ball> remove = new List<Ball>();
foreach (Ball ball in balls)
{
Point[] ps = ball.polygon;
if (ps.Where(p => p.Y < bmp.Height && p.X < bmp.Width && p.X > 0 && p.Y > 0 && (p.X + (ball.isx - ball.x)) > 0 && (p.Y + (ball.isy - ball.y)) > 0 && (p.X + (ball.isx - ball.x)) < bmp.Width && (p.Y + (ball.isy - ball.y)) < bmp.Height)
.Any(p => !bmp.GetPixel(p.X + (ball.isx - ball.x), p.Y + (ball.isy - ball.y)).Equals(ball.color))
)
{
g.DrawString("Jupp", DefaultFont, Brushes.YellowGreen, ball.x - 20, ball.y - 20);
ball.mx *= -1;
//ball.my *= -1;
}
else
{
if (ball.x <= 0 || ball.x + (ball.size / 2) >= pictureBox1.Width)
{
Color c = ball.color;
ball.color = Color.FromArgb(Math.Max(c.R - 1, 0), Math.Max(c.G - 1, 0), Math.Max(c.B - 1, 0));
ball.mx *= -1;
}
if (ball.y <= 0 || ball.y + (ball.size / 2) >= pictureBox1.Height)
{
Color c = ball.color;
ball.color = Color.FromArgb(Math.Max(c.R - 1, 0), Math.Max(c.G - 1, 0), Math.Max(c.B - 1, 0));
ball.my *= -1;
}
}
ball.x += ball.mx;
ball.y += ball.my;
g.FillPie(ball.brush, new Rectangle(ball.x, ball.y, ball.size, ball.size), 0, 360);
//g.FillPolygon(ball.brush, getPolyGon(ball));
Color c2 = (ball.brush as SolidBrush).Color;
if (c2.B < 10 || c2.R < 10 || c2.G < 10)
remove.Add(ball);
}
foreach (Ball ball in remove)
balls.Remove(ball);
remove.Clear();
this.Text = balls.Count.ToString();
if (balls.Count == 0)
t.Stop();
pictureBox1.Image = bmp;
};
t.Start();
}
private Point[] getPolyGon(Ball ball)
{
Dictionary<double, Point> dict = new Dictionary<double, Point>();
List<Point> lista = new List<Point>();
int s = ball.size / 2;
for (double v = 0; v <= (2 * Math.PI); v = v + (Math.PI / 360))
{
double x = Math.Floor(Math.Cos(v) * s) + ball.x+s;
double y = Math.Floor(Math.Sin(v) * s) + ball.y + s;
int ix = int.Parse(x.ToString());
int iy = int.Parse(y.ToString());
Point p = new Point(ix, iy);
if (!lista.Contains(p))
lista.Add(p);
}
return lista.ToArray();
}