using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;
using System.Drawing.Drawing2D;
namespace App1
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
//定义起始高度和增量
int y = 200;
int i;
//侧面
private void Button1_Click(object sender, EventArgs e)
{
Graphics g = this.CreateGraphics();
Pen pen = new Pen(Color.Gray, 3);
for (i = 0; i < 40; i++)
{
g.DrawEllipse(pen, 250, y - i, 150, 80);
}
}
//顶部
private void Button2_Click(object sender, EventArgs e)
{
Graphics g = this.CreateGraphics();
g.FillEllipse(Brushes.White, 250, y - i, 150, 80);
}
//黄色
private void Button3_Click(object sender, EventArgs e)
{
Graphics g = this.CreateGraphics();
g.FillPie(Brushes.Yellow, 250, y - i, 150, 80, 0, 120);
}
//蓝色
private void Button4_Click(object sender, EventArgs e)
{
Graphics g = this.CreateGraphics();
g.FillPie(Brushes.Blue, 250, y - i, 150, 80, 120, 60);
}
//绿色
private void Button5_Click(object sender, EventArgs e)
{
Graphics g = this.CreateGraphics();
g.FillPie(Brushes.Green, 250, y - i, 150, 80, 180, 180);
}
}
}