void DrawScene(DrawingContext dc) { dc.Rect(Color.FromArgb(0, 0, 0, 0), 0, 0, 500, 500); dc.Ellipse(Colors.Red, 250, 250, 20, 20); for (int i = 0; i < 5; ++i) { dc.PushTransform(new RotateTransform(36*i, 250, 250)); dc.Ellipse(Colors.Gray, 3, 250, 250, 40, 150); dc.Ellipse(Colors.Black, 250 + 40*Math.Cos(angle[i]*0.05), 250 + 150*Math.Sin(angle[i]*0.05), 8, 8); dc.Pop(); } }
void DrawScene(DrawingContext dc) { dc.Rect(Color.FromArgb(255, 0, 0, 30), 0, 0, 500, 500); // sun dc.Ellipse(Colors.Yellow, 250, 250, 30, 30); Planet(dc); Stars(dc); }
void DrawSun(DrawingContext dc) { dc.Ellipse(Colors.Yellow, sunX, 50, 40, 40); }
void DrawBall(DrawingContext dc) { dc.Ellipse(Colors.Black, ballX, ballY, ballSize, ballSize); }
void DrawBall(DrawingContext dc) { dc.Ellipse(Colors.Black, x, y, 10, 10); dc.Ellipse(Colors.Black, a, y + 50, 10, 10); }
void Stars(DrawingContext dc) { var r = new Random(99); for (int i = 0; i < 50; ++i) { dc.Ellipse(Colors.White, r.Next(0, 501), r.Next(0, 501), 1, 1); } }
void Planet(DrawingContext dc) { dc.Ellipse(Colors.Red, 250 + 100*Math.Cos(angle1*0.05), 250 + 100*Math.Sin(angle1*0.05), 10, 10); }