1: 2: 3: 4: 5: 6: 7: 8: 9: 10: 11: 12: 13: 14: 15: 16: 17: 18: 19: 20: 21: 22: 23: 24: 25: 26: 27: 28: 29: 30: 31: 32: 33: 34: 35: 36: 37: 38: 39: 40: 41: 42: 43: 44: 45: 46: 47: 48: 49: 50: 51: 52: 53: 54: 55: 56: 57: 58: 59: 60: 61: 62: 63: 64: 65: 66: 67:
| using System; using System.Drawing; using System.Windows.Forms;
namespace Zeichner { public partial class Form1 : Form { public Form1() { InitializeComponent(); }
private int f(int x) { double ergebnis = Math.Pow(x, 2); return Convert.ToInt32(-0.01 * ergebnis + 158); }
private void button1_Click(object sender, EventArgs e) { Graphics grafik = panel1.CreateGraphics(); Pen myPen = new Pen(Color.Red);
for (int x = -134; x <= 134; x++) { Point p1 = new Point((x + 134), f(x)); Point p2 = new Point((x + 135), f(x));
grafik.DrawLine(myPen, p1, p2); } }
private void button10_Click(object sender, EventArgs e) { Graphics grafik = panel1.CreateGraphics(); Pen myPen = new Pen(Color.Green);
Point p1 = new Point(0, 158); Point p2 = new Point(268, 158);
grafik.DrawLine(myPen, p1, p2); }
private void Form1_Load(object sender, EventArgs e) { Graphics grafik = panel1.CreateGraphics(); Pen myPen = new Pen(Color.Green);
Point p1 = new Point(0, 158); Point p2 = new Point(268, 158);
grafik.DrawLine(myPen, p1, p2); }
private void button2_Click(object sender, EventArgs e) { Graphics grafik = panel1.CreateGraphics(); Pen myPen = new Pen(Color.Green);
Point p1 = new Point(0, 158); Point p2 = new Point(268, 158);
grafik.DrawLine(myPen, p1, p2); } } } |