C#.NEt-GDI+中的Pen測試

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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;//1366*768namespace PaintTest1{    public partial class Form1 : Form    {        public Form1()        {            InitializeComponent();        }        private void button1_Click(object sender, EventArgs e)        {            System.Random r = new System.Random();            Graphics g;            g = this.CreateGraphics();  /*         while(true)           {               int x1 = r.Next(0, 1366);               int y1 = r.Next(0, 200);               int x2 = x1;               int y2 = y1 + r.Next(0, 400);               for(int i=y1;i<=y2;i++)               {                   Pen greenPen = new Pen(Color.Green, r.Next(1, 15));                   g.DrawLine(greenPen, x1, y1, x2, y2);               }           } */            for (int i = 0; i < 5000; i++)            {                    Pen whitePen = new Pen(Color.FromArgb(r.Next(0,255), r.Next(0,255), r.Next(0,255)),8);                   int x1 = r.Next(100,300);                   int y1 = r.Next(100, 500);                   int x2 = r.Next(100, 300);                   int y2 = r.Next(100, 500);                   // int x1 = 500;                   // int y1 = 500;                   // int x2 = i;                   // int y2 = 1000 * 1000 - i * i;                    g.DrawLine(whitePen, x1, y1, x2, y2);                     }            for (int i = 0; i < 5000; i++)            {                Pen whitePen = new Pen(Color.FromArgb(r.Next(0, 255), r.Next(0, 255), r.Next(0, 255)),9);                int x1 = 500; //650-900                int y1 = 300; //100-500                int x2 = r.Next(400, 600);                int y2 = r.Next(100, 500);                // int x1 = 500;                // int y1 = 500;                // int x2 = i;                // int y2 = 1000 * 1000 - i * i;                g.DrawLine(whitePen, x1, y1, x2, y2);            }            for (int i = 0; i < 5000; i++)            {                Pen whitePen = new Pen(Color.FromArgb(r.Next(0, 255), r.Next(0, 255), r.Next(0, 255)),10);                int x1 = 900; //650-900                int y1 = 100; //100-500                int x2 = r.Next(700, 900);                int y2 = r.Next(100, 500);                // int x1 = 500;                // int y1 = 500;                // int x2 = i;                // int y2 = 1000 * 1000 - i * i;                g.DrawLine(whitePen, x1, y1, x2, y2);            }            for (int i = 0; i < 5000; i++)            {                Pen whitePen = new Pen(Color.FromArgb(r.Next(0, 255), r.Next(0, 255), r.Next(0, 255)),11);                int x1 = 1000; //650-900                int y1 = 500; //100-500                int x2 = r.Next(1000, 1200);                int y2 = r.Next(100, 500);                // int x1 = 500;                // int y1 = 500;                // int x2 = i;                // int y2 = 1000 * 1000 - i * i;                g.DrawLine(whitePen, x1, y1, x2, y2);            }            for (int i = 0; i < 5000; i++)            {                Pen whitePen = new Pen(Color.FromArgb(r.Next(0, 255), r.Next(0, 255), r.Next(0, 255)),12);                int x1 = r.Next(100,1200); ; //650-900                int y1 = r.Next(600, 700); ; //100-500                int x2 = r.Next(100, 1200);                int y2 = r.Next(600, 700);                // int x1 = 500;                // int y1 = 500;                // int x2 = i;                // int y2 = 1000 * 1000 - i * i;                g.DrawLine(whitePen, x1, y1, x2, y2);            }            for (int i = 0; i < 5000; i++)            {                Pen whitePen = new Pen(Color.FromArgb(r.Next(0, 255), r.Next(0, 255), r.Next(0, 255)),r.Next(1,15));                int x1 = r.Next(100, 1200); ; //650-900                int y1 = r.Next(600, 700); ; //100-500                int x2 = r.Next(100, 1200);                int y2 = r.Next(600, 700);                // int x1 = 500;                // int y1 = 500;                // int x2 = i;                // int y2 = 1000 * 1000 - i * i;                g.DrawLine(whitePen, x1, y1, x2, y2);            }          }    }}

<這是一種動態畫圖,效果還行,以下將改為數字雨的模式測試,相關演算法正在調試.

C#.NEt-GDI+中的Pen測試