form1.cs

原代码详细说明是关于c++方面的希望可以帮助大家使用

using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;

namespace Exam5_1_2
{
	/// <summary>
	/// Form1 的摘要说明。
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		/// <summary>
		/// 必需的设计器变量。
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Form1()
		{
			//
			// Windows 窗体设计器支持所必需的
			//
			InitializeComponent();

			//
			// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
			//
		}

		/// <summary>
		/// 清理所有正在使用的资源。
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if (components != null) 
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Windows 窗体设计器生成的代码
		/// <summary>
		/// 设计器支持所需的方法 - 不要使用代码编辑器修改
		/// 此方法的内容。
		/// </summary>
		private void InitializeComponent()
		{
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
			this.BackColor = System.Drawing.SystemColors.ActiveCaptionText;
			this.ClientSize = new System.Drawing.Size(288, 213);
			this.Name = "Form1";
			this.Text = "Form1";
			this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);

		}
		#endregion

		/// <summary>
		/// 应用程序的主入口点。
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

		private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
		{
			Pen mp=new Pen(Color.Black,10);
			Graphics g=e.Graphics;
	        /*
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.Custom;
			g.DrawLine(mp,10,20,200,20);
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.Dash;
			g.DrawLine(mp,10,40,200,40);
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.DashDot;
			g.DrawLine(mp,10,60,200,60);
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.DashDotDot;
			g.DrawLine(mp,10,80,200,80);
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.Dot;
			g.DrawLine(mp,10,100,200,100);
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.Solid;
			g.DrawLine(mp,10,120,200,120);
			*/
			/*
			mp.DashStyle=System.Drawing.Drawing2D.DashStyle.Dash;
			mp.DashCap=System.Drawing.Drawing2D.DashCap.Flat;
			g.DrawLine(mp,10,40,200,40);
			mp.DashCap=System.Drawing.Drawing2D.DashCap.Round;
			g.DrawLine(mp,10,60,200,60);
			mp.DashCap=System.Drawing.Drawing2D.DashCap.Triangle;
			g.DrawLine(mp,10,80,200,80);
			*/
            /*
			mp.StartCap=System.Drawing.Drawing2D.LineCap.Flat;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.Flat;
			g.DrawLine(mp,40,40,80,40);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.Round;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.Round;
			g.DrawLine(mp,40,60,80,60);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.Square;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.Square;
			g.DrawLine(mp,40,80,80,80);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.Triangle;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.Triangle;
			g.DrawLine(mp,40,100,80,100);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.NoAnchor;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.NoAnchor;
			g.DrawLine(mp,40,120,80,120);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.ArrowAnchor;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.ArrowAnchor;
			g.DrawLine(mp,40,140,80,140);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.RoundAnchor;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.RoundAnchor;
			g.DrawLine(mp,40,160,80,160);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.SquareAnchor;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.SquareAnchor;
			g.DrawLine(mp,40,180,80,180);
			mp.StartCap=System.Drawing.Drawing2D.LineCap.DiamondAnchor;
			mp.EndCap=System.Drawing.Drawing2D.LineCap.DiamondAnchor;
			g.DrawLine(mp,40,200,80,200);
            */
			System.Drawing.Drawing2D.GraphicsPath path=new System.Drawing.Drawing2D.GraphicsPath();
			path.AddLine(100,20,80,50);
			path.AddLine(100,20,120,50);
			mp.LineJoin=System.Drawing.Drawing2D.LineJoin.Bevel;
            g.DrawPath(mp,path);
			
			path.Reset();
			path.AddLine(100,80,80,110);
			path.AddLine(100,80,120,110);
			mp.LineJoin=System.Drawing.Drawing2D.LineJoin.Miter;
			g.DrawPath(mp,path);
			
			path.Reset();
			path.AddLine(100,140,80,170);
			path.AddLine(100,140,120,170);
			mp.LineJoin=System.Drawing.Drawing2D.LineJoin.MiterClipped;
			g.DrawPath(mp,path);
			
			path.Reset();
			path.AddLine(100,200,80,230);
			path.AddLine(100,200,120,230);
			mp.LineJoin=System.Drawing.Drawing2D.LineJoin.Round;
			g.DrawPath(mp,path);
		}
	}
}