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  1. using System;
  2. using System.Collections.Generic;
  3. using System.ComponentModel;
  4. using System.Data;
  5. using System.Drawing;
  6. using System.Linq;
  7. using System.Text;
  8. using System.Windows.Forms;
  9. using System.Threading.Tasks;
  10. using System.Threading;
  11.  
  12. namespace WindowsFormsApplication3
  13. {
  14.     public partial class Form1 : Form
  15.     {
  16.         abstract class GameObject
  17.         {
  18.             public int X { get; set; }
  19.             public int Y { get; set; }
  20.             public Color color { get; set; }
  21.             public Action<GameObject,GameObject> Tactics;
  22.         }
  23.  
  24.         class Player : GameObject
  25.         {
  26.  
  27.         }
  28.  
  29.         class Enemy : GameObject
  30.         {
  31.         }
  32.  
  33.         Player pl;
  34.         List<Enemy> enemies;
  35.         Bitmap bmp;
  36.         Graphics g;
  37.  
  38.  
  39.         public Form1()
  40.         {
  41.             InitializeComponent();
  42.  
  43.             //描画用の設定あれこれ（ちらつかないようにするとか、描画用メモリを500x500pxで用意するとか）
  44.             SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
  45.             SetStyle(ControlStyles.AllPaintingInWmPaint, true);
  46.             SetStyle(ControlStyles.UserPaint, true);
  47.  
  48.             bmp = new Bitmap(500, 500);
  49.             g = Graphics.FromImage(bmp);
  50.             this.ClientSize = bmp.Size;
  51.  
  52.  
  53.             //プレイヤー
  54.             pl = new Player() { color = Color.Aqua };
  55.  
  56.             //敵１の戦術はプレイヤーに近づく
  57.             Enemy teki1;
  58.             teki1 = new Enemy() { X = 200, Y = 200 ,color = Color.Red};
  59.             teki1.Tactics = (me,other) =>
  60.             {
  61.                 me.X += (other.X <= me.X) ? -1 : 1;
  62.                 me.Y += (other.Y <= me.Y) ? -1 : 1;
  63.             };
  64.  
  65.             //敵２の戦術はプレイヤーから逃げる
  66.             Enemy teki2;
  67.             teki2 = new Enemy() { X = 200, Y = 300 ,color = Color.Green};
  68.             teki2.Tactics = (me,other) =>
  69.             {
  70.                 me.X += (other.X <= me.X) ? 1 : -1;
  71.                 me.Y += (other.Y <= me.Y) ? 1 : -1;
  72.             };
  73.  
  74.             enemies = new List<Enemy>();
  75.             enemies.Add(teki1);
  76.             enemies.Add(teki2);
  77.  
  78.             //スレッド実行
  79.             Task.Factory.StartNew(GameMain);
  80.         }
  81.  
  82.         private void GameMain()
  83.         {
  84.             while (true)
  85.             {
  86.                 Thread.Sleep(1000 / 60);
  87.  
  88.                 //敵の戦術を実行する。(プレイヤーの方向に向かって、逃げるか、向かうか）
  89.                 foreach (var enm in enemies)
  90.                 {
  91.                     enm.Tactics(enm,pl);
  92.                 }
  93.  
  94.                 //画面更新
  95.                 this.Invalidate();
  96.             }
  97.         }
  98.  
  99.         protected override void OnPaint(PaintEventArgs e)
  100.         {
  101.             g.Clear(Color.Black);
  102.  
  103.             //プレイヤ描画
  104.             g.FillRectangle(new SolidBrush(pl.color), pl.X, pl.Y, 20, 20);
  105.  
  106.  
  107.             //敵描画
  108.             foreach (var enm in enemies)
  109.             {
  110.                 g.FillRectangle(new SolidBrush(enm.color), enm.X, enm.Y, 20, 20);
  111.             }
  112.  
  113.             e.Graphics.DrawImage(bmp, 0, 0);
  114.         }
  115.  
  116.  
  117.         private void Form1_MouseDown(object sender, MouseEventArgs e)
  118.         {
  119.             pl.X = e.X;
  120.             pl.Y = e.Y;
  121.         }
  122.     }
  123. }
  124.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cs(4,14): error CS0234: The type or namespace name `Data' does not exist in the namespace `System'. Are you missing an assembly reference?
prog.cs(5,14): error CS0234: The type or namespace name `Drawing' does not exist in the namespace `System'. Are you missing an assembly reference?
prog.cs(8,14): error CS0234: The type or namespace name `Windows' does not exist in the namespace `System'. Are you missing an assembly reference?
prog.cs(9,24): error CS0234: The type or namespace name `Tasks' does not exist in the namespace `System.Threading'. Are you missing an assembly reference?
Compilation failed: 4 error(s), 0 warnings
stdout
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Standard output is empty
https://ideone.com/i94ut
language:
C# (gmcs 5.20.1)
created:
12 years ago
visibility:
public

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