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https://github.com/farcasclaudiu/SmartThreadPool.git
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v1.0
SmartThreadPool v1.0
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Ami Bar
@@ -0,0 +1,327 @@
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using System;
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using System.Collections;
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using System.ComponentModel;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Data;
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using System.Windows.Forms;
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namespace UsageControl
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{
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/// <summary>
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/// Summary description for UsageControl.
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/// </summary>
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public class UsageControl : System.Windows.Forms.UserControl
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{
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private System.ComponentModel.IContainer components = null;
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private const int ovalWidth = 18;
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private const int columns = 2;
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private int fixedWidth;
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private int rows = 1;
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private int min = 0; // Minimum value for progress range
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private int max = 100; // Maximum value for progress range
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private int val1 = 0; // Current progress
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private int val2 = 0; // Current progress
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public UsageControl()
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{
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// This call is required by the Windows.Forms Form Designer.
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InitializeComponent();
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EnableDoubleBuffering();
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fixedWidth = 2 + (ovalWidth+1)*columns + 1;
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}
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/// <summary>
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/// Clean up any resources being used.
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/// </summary>
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protected override void Dispose( bool disposing )
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{
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if( disposing )
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{
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if(components != null)
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{
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components.Dispose();
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}
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}
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base.Dispose( disposing );
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}
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private void EnableDoubleBuffering()
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{
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// Set the value of the double-buffering style bits to true.
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this.SetStyle(ControlStyles.DoubleBuffer |
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ControlStyles.UserPaint |
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ControlStyles.AllPaintingInWmPaint,
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true);
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this.UpdateStyles();
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}
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#region Component Designer generated code
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/// <summary>
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/// Required method for Designer support - do not modify
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/// the contents of this method with the code editor.
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/// </summary>
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private void InitializeComponent()
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{
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//
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// UsageControl
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//
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this.BackColor = System.Drawing.Color.Black;
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this.Name = "UsageControl";
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this.Size = new System.Drawing.Size(192, 160);
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}
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#endregion
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protected override void OnResize(EventArgs e)
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{
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Width = fixedWidth;
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rows = (ClientRectangle.Height / 4) - 1;
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// Invalidate the control to get a repaint.
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this.Invalidate();
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}
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protected override void OnPaint(PaintEventArgs e)
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{
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Graphics g = e.Graphics;
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int percent1 = ((val1 - min) * 100) / (max - min);
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int percent2 = ((val2 - min) * 100) / (max - min);
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int filledCount1 = (rows * percent1) / 100;
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int filledCount2 = (rows * percent2) / 100;
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int diff = Math.Abs(filledCount1 - filledCount2);
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int emptyCount = rows - Math.Max(filledCount1, filledCount2);
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int i = 0;
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for(i = 0; i < filledCount1; ++i)
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{
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for(int j = 0; j < columns; ++j)
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{
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DrawOval(
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g,
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Pens.LawnGreen,
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2 + j*(1+ovalWidth),
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ClientRectangle.Bottom - 5 - i*4);
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}
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}
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for(; i < filledCount2; ++i)
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{
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for(int j = 0; j < columns; ++j)
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{
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DrawOval(
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g,
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Pens.Red,
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2 + j*(1+ovalWidth),
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ClientRectangle.Bottom - 5 - i*4);
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}
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}
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for(; i < rows; ++i)
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{
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for(int j = 0; j < columns; ++j)
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{
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DrawOval(
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g,
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Pens.Green,
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2 + j*(1+ovalWidth),
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ClientRectangle.Bottom - 5 - i*4);
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}
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}
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// Draw a three-dimensional border around the control.
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Draw3DBorder(g);
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// Clean up.
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//g.Dispose();
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base.OnPaint (e);
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}
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private void DrawOval(Graphics g, Pen pen, int x, int y)
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{
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g.DrawLine(pen, x+1 , y, x+ovalWidth-2, y);
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g.DrawLine(pen, x, y+1, x+ovalWidth-1, y+1);
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g.DrawLine(pen, x+1, y+2, x+ovalWidth-2, y+2);
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}
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public int Maximum
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{
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get
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{
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return max;
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}
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set
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{
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// Make sure that the maximum value is never set lower than the minimum value.
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if (value < min)
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{
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min = value;
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}
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max = value;
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// Make sure that value is still in range.
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if (val1 > max)
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{
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val1 = max;
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}
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// Invalidate the control to get a repaint.
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this.Invalidate();
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}
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}
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public int Value1
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{
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get
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{
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return val1;
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}
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set
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{
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int oldValue = val1;
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// Make sure that the value does not stray outside the valid range.
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if (value < min)
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{
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val1 = min;
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}
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else if (value > max)
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{
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val1 = max;
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}
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else
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{
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val1 = value;
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}
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Invalidate();
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/*
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// Invalidate only the changed area.
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float percent;
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Rectangle newValueRect = this.ClientRectangle;
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Rectangle oldValueRect = this.ClientRectangle;
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// Use a new value to calculate the rectangle for progress.
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percent = (float)(val1 - min) / (float)(max - min);
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newValueRect.Width = (int)((float)newValueRect.Width * percent);
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// Use an old value to calculate the rectangle for progress.
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percent = (float)(oldValue - min) / (float)(max - min);
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oldValueRect.Width = (int)((float)oldValueRect.Width * percent);
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Rectangle updateRect = new Rectangle();
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// Find only the part of the screen that must be updated.
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if (newValueRect.Width > oldValueRect.Width)
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{
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updateRect.X = oldValueRect.Size.Width;
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updateRect.Width = newValueRect.Width - oldValueRect.Width;
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}
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else
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{
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updateRect.X = newValueRect.Size.Width;
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updateRect.Width = oldValueRect.Width - newValueRect.Width;
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}
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updateRect.Height = this.Height;
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// Invalidate the intersection region only.
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this.Invalidate(updateRect);
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*/
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}
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}
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public int Value2
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{
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get
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{
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return val2;
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}
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set
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{
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int oldValue = val2;
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// Make sure that the value does not stray outside the valid range.
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if (value < min)
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{
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val2 = min;
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}
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else if (value > max)
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{
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val2 = max;
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}
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else
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{
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val2 = value;
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}
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Invalidate();
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/*
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// Invalidate only the changed area.
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float percent;
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Rectangle newValueRect = this.ClientRectangle;
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Rectangle oldValueRect = this.ClientRectangle;
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// Use a new value to calculate the rectangle for progress.
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percent = (float)(val1 - min) / (float)(max - min);
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newValueRect.Width = (int)((float)newValueRect.Width * percent);
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// Use an old value to calculate the rectangle for progress.
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percent = (float)(oldValue - min) / (float)(max - min);
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oldValueRect.Width = (int)((float)oldValueRect.Width * percent);
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Rectangle updateRect = new Rectangle();
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// Find only the part of the screen that must be updated.
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if (newValueRect.Width > oldValueRect.Width)
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{
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updateRect.X = oldValueRect.Size.Width;
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updateRect.Width = newValueRect.Width - oldValueRect.Width;
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}
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else
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{
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updateRect.X = newValueRect.Size.Width;
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updateRect.Width = oldValueRect.Width - newValueRect.Width;
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}
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updateRect.Height = this.Height;
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// Invalidate the intersection region only.
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this.Invalidate(updateRect);
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*/
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}
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}
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private void Draw3DBorder(Graphics g)
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{
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int PenWidth = (int)Pens.White.Width;
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g.DrawLine(Pens.DarkGray,
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new Point(this.ClientRectangle.Left, this.ClientRectangle.Top),
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new Point(this.ClientRectangle.Width - PenWidth, this.ClientRectangle.Top));
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g.DrawLine(Pens.DarkGray,
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new Point(this.ClientRectangle.Left, this.ClientRectangle.Top),
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new Point(this.ClientRectangle.Left, this.ClientRectangle.Height - PenWidth));
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g.DrawLine(Pens.White,
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new Point(this.ClientRectangle.Left, this.ClientRectangle.Height - PenWidth),
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new Point(this.ClientRectangle.Width - PenWidth, this.ClientRectangle.Height - PenWidth));
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g.DrawLine(Pens.White,
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new Point(this.ClientRectangle.Width - PenWidth, this.ClientRectangle.Top),
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new Point(this.ClientRectangle.Width - PenWidth, this.ClientRectangle.Height - PenWidth));
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}
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}
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}
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