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  1. using System;
  2. using System.Drawing;
  3. using System.Windows.Forms;
  4. using System.Diagnostics;
  5. using System.Timers;
  6.  
  7. namespace WindowsFormsApplication3
  8. {
  9.     public partial class Form1 : Form
  10.     {
  11.         const double MaxPixelPerSec = 500;
  12.         float x = 0;
  13.         Stopwatch Stopwatch = new Stopwatch();
  14.         System.Timers.Timer Timer2 = new System.Timers.Timer();
  15.  
  16.         public Form1()
  17.         {
  18.             InitializeComponent();
  19.             UpdatePixelPerSec();
  20.             Timer2.SynchronizingObject = this;
  21.             UpdateTimerInterval();
  22.             Timer2.Elapsed += Timer2_Elapsed;
  23.             Timer2.Start();
  24.         }
  25.  
  26.         public double PixelPerSec
  27.         {
  28.             get
  29.             {
  30.                 return Math.Round(MaxPixelPerSec * tbSpeedInPercentage.Value / 100, 2);
  31.             }
  32.         }
  33.  
  34.         private void Timer2_Elapsed(object sender, ElapsedEventArgs e)
  35.         {
  36.             var bmp = new Bitmap(pictureBox1.Width, pictureBox1.Height);
  37.             var r = pictureBox1.Height / 2;
  38.             x += (float)(PixelPerSec * Stopwatch.Elapsed.TotalSeconds);
  39.             if (x > pictureBox1.Width) x -= pictureBox1.Width + 2 * r;
  40.             Stopwatch.Restart();
  41.  
  42.             using (var g = Graphics.FromImage(bmp))
  43.             {
  44.                 g.Clear(Color.White);
  45.                 using (var br = new SolidBrush(Color.Red))
  46.                 {
  47.                     g.FillEllipse(br, x, 0, r * 2, r * 2);
  48.                 }
  49.             }
  50.             pictureBox1.Image = bmp;
  51.         }
  52.  
  53.         private void UpdateTimerInterval()
  54.         {
  55.             Timer2.Interval = 1000 / tbFrameRate.Value;
  56.             lblFps.Text = tbFrameRate.Value.ToString();
  57.         }
  58.  
  59.         private void UpdatePixelPerSec()
  60.         {
  61.             lblPixelPerSec.Text = PixelPerSec.ToString("F2");
  62.         }
  63.  
  64.         private void tbFrameRate_ValueChanged(object sender, EventArgs e)
  65.         {
  66.             UpdateTimerInterval();
  67.         }
  68.  
  69.         private void tbSpeedInPercentage_ValueChanged(object sender, EventArgs e)
  70.         {
  71.             UpdatePixelPerSec();
  72.         }
  73.     }
  74.  
  75.     partial class Form1
  76.     {
  77.         /// <summary>
  78.         /// 必要なデザイナー変数です。
  79.         /// </summary>
  80.         private System.ComponentModel.IContainer components = null;
  81.  
  82.         /// <summary>
  83.         /// 使用中のリソースをすべてクリーンアップします。
  84.         /// </summary>
  85.         /// <param name="disposing">マネージ リソースを破棄する場合は true を指定し、その他の場合は false を指定します。</param>
  86.         protected override void Dispose(bool disposing)
  87.         {
  88.             if (disposing && (components != null))
  89.             {
  90.                 components.Dispose();
  91.             }
  92.             base.Dispose(disposing);
  93.         }
  94.  
  95.         #region Windows フォーム デザイナーで生成されたコード
  96.  
  97.         /// <summary>
  98.         /// デザイナー サポートに必要なメソッドです。このメソッドの内容を
  99.         /// コード エディターで変更しないでください。
  100.         /// </summary>
  101.         private void InitializeComponent()
  102.         {
  103.             this.pictureBox1 = new System.Windows.Forms.PictureBox();
  104.             this.tbFrameRate = new System.Windows.Forms.TrackBar();
  105.             this.tbSpeedInPercentage = new System.Windows.Forms.TrackBar();
  106.             this.label1 = new System.Windows.Forms.Label();
  107.             this.lblFps = new System.Windows.Forms.Label();
  108.             this.lblPixelPerSec = new System.Windows.Forms.Label();
  109.             this.label4 = new System.Windows.Forms.Label();
  110.             ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
  111.             ((System.ComponentModel.ISupportInitialize)(this.tbFrameRate)).BeginInit();
  112.             ((System.ComponentModel.ISupportInitialize)(this.tbSpeedInPercentage)).BeginInit();
  113.             this.SuspendLayout();
  114.             // 
  115.             // pictureBox1
  116.             // 
  117.             this.pictureBox1.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom)
  118.             | System.Windows.Forms.AnchorStyles.Left)
  119.             | System.Windows.Forms.AnchorStyles.Right)));
  120.             this.pictureBox1.Location = new System.Drawing.Point(12, 12);
  121.             this.pictureBox1.Name = "pictureBox1";
  122.             this.pictureBox1.Size = new System.Drawing.Size(685, 208);
  123.             this.pictureBox1.TabIndex = 0;
  124.             this.pictureBox1.TabStop = false;
  125.             // 
  126.             // tbFrameRate
  127.             // 
  128.             this.tbFrameRate.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)
  129.             | System.Windows.Forms.AnchorStyles.Right)));
  130.             this.tbFrameRate.Location = new System.Drawing.Point(150, 226);
  131.             this.tbFrameRate.Maximum = 60;
  132.             this.tbFrameRate.Minimum = 1;
  133.             this.tbFrameRate.Name = "tbFrameRate";
  134.             this.tbFrameRate.Size = new System.Drawing.Size(547, 45);
  135.             this.tbFrameRate.TabIndex = 1;
  136.             this.tbFrameRate.TickFrequency = 10;
  137.             this.tbFrameRate.Value = 30;
  138.             this.tbFrameRate.ValueChanged += new System.EventHandler(this.tbFrameRate_ValueChanged);
  139.             // 
  140.             // tbSpeedInPercentage
  141.             // 
  142.             this.tbSpeedInPercentage.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)
  143.             | System.Windows.Forms.AnchorStyles.Right)));
  144.             this.tbSpeedInPercentage.Location = new System.Drawing.Point(150, 277);
  145.             this.tbSpeedInPercentage.Maximum = 100;
  146.             this.tbSpeedInPercentage.Name = "tbSpeedInPercentage";
  147.             this.tbSpeedInPercentage.Size = new System.Drawing.Size(547, 45);
  148.             this.tbSpeedInPercentage.TabIndex = 2;
  149.             this.tbSpeedInPercentage.TickFrequency = 10;
  150.             this.tbSpeedInPercentage.Value = 20;
  151.             this.tbSpeedInPercentage.ValueChanged += new System.EventHandler(this.tbSpeedInPercentage_ValueChanged);
  152.             // 
  153.             // label1
  154.             // 
  155.             this.label1.Location = new System.Drawing.Point(10, 226);
  156.             this.label1.Name = "label1";
  157.             this.label1.Size = new System.Drawing.Size(64, 20);
  158.             this.label1.TabIndex = 3;
  159.             this.label1.Text = "Frame/sec";
  160.             this.label1.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
  161.             // 
  162.             // lblFps
  163.             // 
  164.             this.lblFps.BackColor = System.Drawing.Color.White;
  165.             this.lblFps.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
  166.             this.lblFps.Location = new System.Drawing.Point(80, 226);
  167.             this.lblFps.Name = "lblFps";
  168.             this.lblFps.Size = new System.Drawing.Size(64, 20);
  169.             this.lblFps.TabIndex = 4;
  170.             this.lblFps.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
  171.             // 
  172.             // lblPixelPerSec
  173.             // 
  174.             this.lblPixelPerSec.BackColor = System.Drawing.Color.White;
  175.             this.lblPixelPerSec.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D;
  176.             this.lblPixelPerSec.Location = new System.Drawing.Point(80, 277);
  177.             this.lblPixelPerSec.Name = "lblPixelPerSec";
  178.             this.lblPixelPerSec.Size = new System.Drawing.Size(64, 20);
  179.             this.lblPixelPerSec.TabIndex = 6;
  180.             this.lblPixelPerSec.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
  181.             // 
  182.             // label4
  183.             // 
  184.             this.label4.Location = new System.Drawing.Point(10, 277);
  185.             this.label4.Name = "label4";
  186.             this.label4.Size = new System.Drawing.Size(64, 20);
  187.             this.label4.TabIndex = 5;
  188.             this.label4.Text = "Pixel/sec";
  189.             this.label4.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
  190.             // 
  191.             // Form1
  192.             // 
  193.             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
  194.             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
  195.             this.ClientSize = new System.Drawing.Size(709, 334);
  196.             this.Controls.Add(this.lblPixelPerSec);
  197.             this.Controls.Add(this.label4);
  198.             this.Controls.Add(this.lblFps);
  199.             this.Controls.Add(this.label1);
  200.             this.Controls.Add(this.tbSpeedInPercentage);
  201.             this.Controls.Add(this.tbFrameRate);
  202.             this.Controls.Add(this.pictureBox1);
  203.             this.Name = "Form1";
  204.             this.Text = "Form1";
  205.             ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
  206.             ((System.ComponentModel.ISupportInitialize)(this.tbFrameRate)).EndInit();
  207.             ((System.ComponentModel.ISupportInitialize)(this.tbSpeedInPercentage)).EndInit();
  208.             this.ResumeLayout(false);
  209.             this.PerformLayout();
  210.  
  211.         }
  212.  
  213.         #endregion
  214.  
  215.         private System.Windows.Forms.PictureBox pictureBox1;
  216.         private System.Windows.Forms.TrackBar tbFrameRate;
  217.         private System.Windows.Forms.TrackBar tbSpeedInPercentage;
  218.         private System.Windows.Forms.Label label1;
  219.         private System.Windows.Forms.Label lblFps;
  220.         private System.Windows.Forms.Label lblPixelPerSec;
  221.         private System.Windows.Forms.Label label4;
  222.     }
  223.  
  224.  
  225. }
  226.  
Compilation error #stdin compilation error #stdout 0s 0KB
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Standard input is empty
compilation info 
prog.cs(3,22): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(9,34): error CS0246: The type or namespace name `Form' could not be found. Are you missing an assembly reference?
prog.cs(86,33): error CS0115: `WindowsFormsApplication3.Form1.Dispose(bool)' is marked as an override but no suitable method found to override
prog.cs(215,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(216,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(217,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(218,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(219,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(220,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
prog.cs(221,32): error CS0234: The type or namespace name `Forms' does not exist in the namespace `System.Windows'. Are you missing `System.Windows.Forms' assembly reference?
Compilation failed: 10 error(s), 0 warnings
stdout
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Standard output is empty
https://ideone.com/E3V57h
language:
C# (gmcs 5.20.1)
created:
5 years ago
visibility:
public

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