form1.cs

苏金明编写的《用VB.NET和VC#.NET开发交互式CAD系统》一书的源代码

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

namespace StrongKey
{
	/// <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 Form Designer generated code
		/// <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.ClientSize = new System.Drawing.Size(292, 266);
			this.Name = "Form1";
			this.Text = "Form1";
			this.Load += new System.EventHandler(this.Form1_Load);

		}
		#endregion

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


		private CLines lines=new CLines();
		private CLineEnum linesE=new CLineEnum();
		private int aID;
		private PointF pBegin,pEnd;

		private void CreateLines()
		{
			CLine[] line={null,null,null,null,null,null,null,null,
						 null,null,null,null,null,null,null,null,
						null,null,null,null};
			pBegin.Y = 100;
			pEnd.Y = 100;
			for (int i = 0;i<=19;i++)
			{
				aID = i;
				pBegin.X = 0;
				pBegin.Y += 5 + i + 1;
				pEnd.X = 800;
				pEnd.Y += 5 + i + 1;
				line[i] = new CLine(aID, Color.FromArgb(200, i * 5, 200, i * 13), i + 1, pBegin, pEnd);
				lines.Add(line[i]);
			}
			linesE.AddLines(lines);
		}

		private void Form1_Load(object sender, System.EventArgs e)
		{
			CreateLines();
		}
		
		protected override void OnPaint(PaintEventArgs e)
		{
			Graphics g = e.Graphics;
			g.FillRectangle(Brushes.White, this.ClientRectangle);
			//for (int i = 0;i<=lines.Count - 1;i++)
			//{
			//	lines[i].Draw(g);
			//}
			foreach (CLine line in linesE)
			{
				line.Draw(g);
			}
		}

	}
}