mirror of
https://github.com/farcasclaudiu/SmartThreadPool.git
synced 2026-06-22 15:01:24 +03:00
v2.0
SmartThreadPool v2.0
This commit is contained in:
Ami Bar
@@ -0,0 +1,342 @@
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Data;
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using System.Text;
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using System.Windows.Forms;
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using System.Drawing.Drawing2D;
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using System.Diagnostics;
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using System.Reflection;
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using System.Drawing.Imaging;
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namespace UsageControl
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{
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public partial class QueueUsageControl : UserControl
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{
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private List<QueueUsageEntry> _queuedItems;
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private int _maxItemsVisible = 0;
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private int _lastVisibleItemIndex = 0;
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private int _itemHeight = 0;
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private Dictionary<Color, Bitmap> _imagesCache = new Dictionary<Color, Bitmap>();
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private GraphicsPath _pathBorder;
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private RectangleF [] _slots;
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private bool _invalidate = true;
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public QueueUsageControl()
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{
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//Debug.WriteLine("QueueUsageControl");
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EnableDoubleBuffering();
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Reset();
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InitializeComponent();
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ControlRezised();
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}
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public static Bitmap GenerateItemImage(string text, Color color, int width, int height, Font font)
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{
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//Debug.WriteLine("GenerateItemImage");
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Bitmap itemImage = null;
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Rectangle rc = new Rectangle(0, 0, width, height);
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itemImage = new Bitmap(rc.Width, rc.Height);
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/// Create button
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rc.Inflate(-3, -3);
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GraphicsPath path1 = GetPath(rc, 10);
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rc.Inflate(0, 6);
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LinearGradientBrush br1 = new LinearGradientBrush(rc, color, Color.White, LinearGradientMode.Vertical);
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rc.Inflate(0, -6);
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/// Create shadow
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Rectangle rc2 = rc;
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rc2.Offset(8, 8);
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GraphicsPath path2 = GetPath(rc2, 20);
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PathGradientBrush br2 = new PathGradientBrush(path2);
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br2.CenterColor = ControlPaint.DarkDark(Color.Silver);
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br2.SurroundColors = new Color[] { Color.White };
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/// Create bubble
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Rectangle rc3 = rc;
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rc3.Inflate(-15, -rc.Height / 3);
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rc3.Y = rc3.Y - 2;
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//rc3.Height = rc3.Height;
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GraphicsPath path3 = GetPath(rc3, rc3.Height);
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LinearGradientBrush br3 = new LinearGradientBrush(rc3, Color.FromArgb(255, Color.White), Color.FromArgb(0, Color.White), LinearGradientMode.Vertical);
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itemImage = new Bitmap(width - 2, height);
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Graphics g = Graphics.FromImage(itemImage);
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g.SmoothingMode = SmoothingMode.AntiAlias;
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g.FillPath(br2, path2);
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g.FillPath(br1, path1);
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g.FillPath(br3, path3);
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//SizeF size = g.MeasureString(text, font);
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//int fontHeight = (int)size.Height + 5;
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//g.DrawString(
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// text,
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// font,
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// Brushes.Black,
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// new RectangleF((rc.Width - size.Width) / 2, 2, width, fontHeight));
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return itemImage;
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}
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private Bitmap GetItemsImage(Color color)
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{
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//Debug.WriteLine("GetItemsImage");
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Bitmap itemImage = null;
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if (!_imagesCache.ContainsKey(color))
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{
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Rectangle rc = new Rectangle(0, 0, this.Width, _itemHeight);
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itemImage = new Bitmap(rc.Width, rc.Height);
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/// Create button
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rc.Inflate(-3, -3);
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GraphicsPath path1 = GetPath(rc, 10);
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rc.Inflate(0, 6);
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LinearGradientBrush br1 = new LinearGradientBrush(rc, color, Color.White, LinearGradientMode.Vertical);
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rc.Inflate(0, -6);
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/// Create shadow
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Rectangle rc2 = rc;
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rc2.Offset(8, 8);
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GraphicsPath path2 = GetPath(rc2, 20);
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PathGradientBrush br2 = new PathGradientBrush(path2);
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br2.CenterColor = ControlPaint.DarkDark(Color.Silver);
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br2.SurroundColors = new Color[] { Color.White };
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/// Create bubble
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Rectangle rc3 = rc;
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rc3.Inflate(-15, -rc.Height / 3);
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rc3.Y = rc3.Y - 2;
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//rc3.Height = rc3.Height;
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GraphicsPath path3 = GetPath(rc3, rc3.Height);
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LinearGradientBrush br3 = new LinearGradientBrush(rc3, Color.FromArgb(255, Color.White), Color.FromArgb(0, Color.White), LinearGradientMode.Vertical);
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itemImage = new Bitmap(this.Width - 2, _itemHeight);
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Graphics g = Graphics.FromImage(itemImage);
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g.SmoothingMode = SmoothingMode.AntiAlias;
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g.FillPath(br2, path2);
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g.FillPath(br1, path1);
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g.FillPath(br3, path3);
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_imagesCache[color] = itemImage;
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}
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itemImage = _imagesCache[color];
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return itemImage;
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}
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private void EnableDoubleBuffering()
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{
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//Debug.WriteLine("EnableDoubleBuffering");
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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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ControlStyles.SupportsTransparentBackColor,
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true);
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this.UpdateStyles();
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}
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public void Reset()
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{
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//Debug.WriteLine("Reset");
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_queuedItems = new List<QueueUsageEntry>();
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}
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//public void Queue(string text, Color color, bool blink)
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//{
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// //Debug.WriteLine("Queue");
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// _queuedItems.Add(new QueueUsageEntry(text, color, blink));
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// //this.Invalidate();
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//}
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public void SetQueue(List<QueueUsageEntry> list)
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{
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//Debug.WriteLine("SetQueue");
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bool invalidate = false;
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if (_queuedItems.Count != list.Count)
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{
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invalidate = true;
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}
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else
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{
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int counter = Math.Min(list.Count, _maxItemsVisible);
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for (int i = 0; i < counter; i++)
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{
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if (_queuedItems[i] != list[i])
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{
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invalidate = true;
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break;
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}
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}
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}
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if (invalidate)
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{
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//Debug.WriteLine("_invalidate = true");
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_queuedItems = list;
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_invalidate = invalidate;
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}
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//_queuedItems = list;
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//_queuedItems.Clear();
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//foreach (QueueUsageEntry entry in list)
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//{
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// _queuedItems.Add(entry);
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//}
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//_invalidate = true;
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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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//Debug.WriteLine("OnPaint");
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Bitmap bitmap = new Bitmap(Width, Height);
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Graphics g = Graphics.FromImage(bitmap);
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g.FillPath(Brushes.White, _pathBorder);
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int counter = Math.Min(_maxItemsVisible, _queuedItems.Count);
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int i = 0;
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foreach (QueueUsageEntry entry in _queuedItems)
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{
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if (i > counter)
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{
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break;
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}
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//int top = 0;
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//int bottom = 0;
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//if (topdown)
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//{
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// bottom = 1;
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// top = bottom;
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// top += i * _itemHeight;
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// bottom += (i + 1) * _itemHeight;
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//}
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//else
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//{
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// bottom = this.Height - 1;
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// top = bottom;
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// bottom -= i * _itemHeight;
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// top -= (i + 1) * _itemHeight;
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//}
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//g.DrawLine(Pens.Black, 0, top, this.Width, top);
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string text = (entry.IsExecuting ? ">" : "") + entry.Text;
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if (i == _lastVisibleItemIndex)
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{
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text = "(" + (_queuedItems.Count - _maxItemsVisible) + ")...";
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}
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SizeF size = g.MeasureString(entry.Text, this.Font);
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//Debug.WriteLine(size.Width);
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Bitmap itemImage = GetItemsImage(entry.Color);
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RectangleF slot = _slots[i];
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//g.DrawImage(itemImage, -1, top);
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g.DrawImage(itemImage, -1, slot.Top-2);
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//g.DrawString(text, this.Font, Brushes.Black, new RectangleF((this.Width - size.Width) / 2, top + 2, this.Width, bottom));
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g.DrawString(text, this.Font, Brushes.Black, slot);
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++i;
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}
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g.DrawPath(Pens.Black, _pathBorder);
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//g.DrawRectangle(Pens.Black, border);
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e.Graphics.DrawImage(bitmap, 0, 0);
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}
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private static GraphicsPath GetPath(Rectangle rc, int r)
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{
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//Debug.WriteLine("GetPath");
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int x = rc.X, y = rc.Y, w = rc.Width, h = rc.Height;
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GraphicsPath path = new GraphicsPath();
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path.AddArc(x, y, r, r, 180, 90); //Upper left corner
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path.AddArc(x + w - r, y, r, r, 270, 90); //Upper right corner
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path.AddArc(x + w - r, y + h - r, r, r, 0, 90); //Lower right corner
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path.AddArc(x, y + h - r, r, r, 90, 90); //Lower left corner
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path.CloseFigure();
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return path;
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}
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private void ControlRezised()
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{
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//Debug.WriteLine("ControlRezised");
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Graphics g = Graphics.FromHwnd(this.Handle);
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SizeF size = g.MeasureString("X", this.Font);
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g.Dispose();
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_itemHeight = (int)size.Height + 5;
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_maxItemsVisible = this.Height / _itemHeight - 1;
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_lastVisibleItemIndex = _maxItemsVisible;
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_imagesCache = new Dictionary<Color, Bitmap>();
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Rectangle border = new Rectangle(0, 0, this.ClientRectangle.Width - 1, this.ClientRectangle.Height - 1);
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_pathBorder = GetPath(border, 20);
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PrepareSlots();
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}
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private void PrepareSlots()
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{
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bool topdown = true;
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_slots = new RectangleF[_maxItemsVisible+5];
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for (int i = 0; i < _slots.Length; i++)
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{
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int top = 0;
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int bottom = 0;
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if (topdown)
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{
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bottom = 1;
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top = bottom;
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top += i * _itemHeight;
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bottom += (i + 1) * _itemHeight;
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}
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else
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{
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bottom = this.Height - 1;
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top = bottom;
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bottom -= i * _itemHeight;
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top -= (i + 1) * _itemHeight;
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}
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_slots[i] = new RectangleF((this.Width - 55) / 2, top + 2, this.Width, bottom);
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}
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}
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private void QueueUsageControl_Resize(object sender, EventArgs e)
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{
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//Debug.WriteLine("QueueUsageControl_Resize");
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ControlRezised();
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}
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private void timer1_Tick(object sender, EventArgs e)
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{
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if (_invalidate)
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{
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_invalidate = false;
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}
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Invalidate();
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}
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}
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}
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