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using System;
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using System.ComponentModel;
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using System.Data;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Drawing.Text;
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using System.Windows.Forms;
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using System.Windows.Forms;
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namespace Mesnac.Controls.ChemicalWeighing
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{
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/// <summary>一个简单的管道线控件，只能横竖两种模式，支持流动动画显示</summary>
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[Description("管道流动控件，支持横竖模式，支持显示流动动画，多个控件组合使用出更高级的效果")]
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public class HslPipeLine : UserControl
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{
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private HslDirectionStyle hslPipeLineStyle = HslDirectionStyle.Horizontal;
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private Color centerColor = Color.LightGray;
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private Color edgeColor = Color.DimGray;
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private Pen edgePen = new Pen(Color.DimGray, 1f);
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private HslPipeTurnDirection hslPipeTurnLeft = HslPipeTurnDirection.None;
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private HslPipeTurnDirection hslPipeTurnRight = HslPipeTurnDirection.None;
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private bool isPipeLineActive = false;
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private int pipeLineWidth = 3;
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private Color colorPipeLineCenter = Color.DodgerBlue;
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private float moveSpeed = 0.0f;
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private float startOffect = 0.0f;
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private Timer timer = (Timer)null;
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private float antLength = 5f;
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/// <summary>必需的设计器变量。</summary>
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private IContainer components = (IContainer)null;
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/// <summary>实例化一个默认的管道线对象</summary>
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public HslPipeLine()
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{
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this.InitializeComponent();
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this.SetStyle(ControlStyles.UserPaint | ControlStyles.SupportsTransparentBackColor, true);
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this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
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this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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this.timer = new Timer();
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this.timer.Interval = 50;
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this.timer.Tick += new EventHandler(this.Timer_Tick);
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this.timer.Start();
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}
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/// <inheritdoc />
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protected override void OnLoad(EventArgs e)
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{
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base.OnLoad(e);
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this.SizeChanged += new EventHandler(this.HslPipeLine_SizeChanged);
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this.BackgroundImage = (Image)this.getBackgroundImg(this.Width, this.Height);
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}
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private void HslPipeLine_SizeChanged(object sender, EventArgs e)
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{
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this.BackgroundImage?.Dispose();
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this.BackgroundImage = (Image)this.getBackgroundImg(this.Width, this.Height);
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}
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/// <inheritdoc />
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protected override void OnPaint(PaintEventArgs e)
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{
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e.Graphics.SmoothingMode = SmoothingMode.HighQuality;
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e.Graphics.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
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this.PaintHslControls(e.Graphics, this.Width, this.Height);
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base.OnPaint(e);
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}
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/// <inheritdoc cref="M:HslControls.HslArrow.PaintHslControls(System.Drawing.Graphics,System.Single,System.Single)" />
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public void PaintHslControls(Graphics g, int width, int height)
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{
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this.PaintMain(g, this.Width, this.Height);
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}
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private Bitmap getBackgroundImg(int width, int height)
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{
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Bitmap backgroundImg = new Bitmap(width, height);
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Graphics g = Graphics.FromImage((Image)backgroundImg);
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g.SmoothingMode = SmoothingMode.AntiAlias;
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g.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
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ColorBlend colorBlend = new ColorBlend();
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colorBlend.Positions = new float[3] { 0.0f, 0.5f, 1f };
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colorBlend.Colors = new Color[3]
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{
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this.edgeColor,
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this.centerColor,
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this.edgeColor
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};
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if (this.hslPipeLineStyle == HslDirectionStyle.Horizontal)
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{
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LinearGradientBrush linearGradientBrush = new LinearGradientBrush(new Point(0, 0), new Point(0, this.Height - 1), this.edgeColor, this.centerColor);
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linearGradientBrush.InterpolationColors = colorBlend;
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if (this.hslPipeTurnLeft == HslPipeTurnDirection.Up)
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this.PaintEllipse(g, colorBlend, new Rectangle(0, -this.Height - 1, 2 * this.Height, 2 * this.Height), 90f, 90f);
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else if (this.hslPipeTurnLeft == HslPipeTurnDirection.Down)
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this.PaintEllipse(g, colorBlend, new Rectangle(0, 0, 2 * this.Height, 2 * this.Height), 180f, 90f);
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else
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this.PaintRectangleBorderUpDown(g, (Brush)linearGradientBrush, this.edgePen, new Rectangle(0, 0, this.Height, this.Height));
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if (this.hslPipeTurnRight == HslPipeTurnDirection.Up)
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this.PaintEllipse(g, colorBlend, new Rectangle(this.Width - 1 - this.Height * 2, -this.Height - 1, 2 * this.Height, 2 * this.Height), 0.0f, 90f);
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else if (this.hslPipeTurnRight == HslPipeTurnDirection.Down)
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this.PaintEllipse(g, colorBlend, new Rectangle(this.Width - 1 - this.Height * 2, 0, 2 * this.Height, 2 * this.Height), 270f, 90f);
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else
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this.PaintRectangleBorderUpDown(g, (Brush)linearGradientBrush, this.edgePen, new Rectangle(this.Width - this.Height, 0, this.Height, this.Height));
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if (this.Width - this.Height * 2 >= 0)
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this.PaintRectangleBorderUpDown(g, (Brush)linearGradientBrush, this.edgePen, new Rectangle(this.Height - 1, 0, this.Width - 2 * this.Height + 2, this.Height));
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linearGradientBrush.Dispose();
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}
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else
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{
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LinearGradientBrush linearGradientBrush = new LinearGradientBrush(new Point(0, 0), new Point(this.Width - 1, 0), this.edgeColor, this.centerColor);
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linearGradientBrush.InterpolationColors = colorBlend;
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if (this.hslPipeTurnLeft == HslPipeTurnDirection.Left)
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this.PaintEllipse(g, colorBlend, new Rectangle(-this.Width - 1, 0, 2 * this.Width, 2 * this.Width), 270f, 90f);
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else if (this.hslPipeTurnLeft == HslPipeTurnDirection.Right)
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this.PaintEllipse(g, colorBlend, new Rectangle(0, 0, 2 * this.Width, 2 * this.Width), 180f, 90f);
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else
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this.PaintRectangleBorderLeftRight(g, (Brush)linearGradientBrush, this.edgePen, new Rectangle(0, 0, this.Width, this.Width));
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if (this.hslPipeTurnRight == HslPipeTurnDirection.Left)
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this.PaintEllipse(g, colorBlend, new Rectangle(-this.Width - 1, this.Height - this.Width * 2, 2 * this.Width, 2 * this.Width), 0.0f, 90f);
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else if (this.hslPipeTurnRight == HslPipeTurnDirection.Right)
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this.PaintEllipse(g, colorBlend, new Rectangle(0, this.Height - this.Width * 2, 2 * this.Width, 2 * this.Width), 90f, 90f);
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else
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this.PaintRectangleBorderLeftRight(g, (Brush)linearGradientBrush, this.edgePen, new Rectangle(0, this.Height - this.Width, this.Width, this.Width));
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if (this.Height - this.Width * 2 >= 0)
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this.PaintRectangleBorderLeftRight(g, (Brush)linearGradientBrush, this.edgePen, new Rectangle(0, this.Width - 1, this.Width, this.Height - this.Width * 2 + 2));
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linearGradientBrush.Dispose();
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}
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return backgroundImg;
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}
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private void PaintMain(Graphics g, int width, int height)
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{
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GraphicsPath path = new GraphicsPath(FillMode.Alternate);
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if (this.hslPipeLineStyle == HslDirectionStyle.Horizontal)
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{
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if (this.isPipeLineActive)
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{
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if (this.Width < this.Height)
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{
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path.AddLine(0, this.Height / 2, this.Height, this.Height / 2);
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}
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else
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{
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if (this.hslPipeTurnLeft == HslPipeTurnDirection.Up)
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path.AddArc(new Rectangle(this.Height / 2, -this.Height / 2 - 1, this.Height, this.Height), 180f, -90f);
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else if (this.hslPipeTurnLeft == HslPipeTurnDirection.Down)
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path.AddArc(new Rectangle(this.Height / 2, this.Height / 2, this.Height, this.Height), 180f, 90f);
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else
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path.AddLine(0, this.Height / 2, this.Height, this.Height / 2);
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if (this.Width - this.Height * 2 >= 0)
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path.AddLine(this.Height, this.Height / 2, this.Width - this.Height - 1, this.Height / 2);
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if (this.hslPipeTurnRight == HslPipeTurnDirection.Up)
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path.AddArc(new Rectangle(this.Width - 1 - this.Height * 3 / 2, -this.Height / 2 - 1, this.Height, this.Height), 90f, -90f);
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else if (this.hslPipeTurnRight == HslPipeTurnDirection.Down)
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path.AddArc(new Rectangle(this.Width - 1 - this.Height * 3 / 2, this.Height / 2, this.Height, this.Height), 270f, 90f);
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else
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path.AddLine(this.Width - this.Height, this.Height / 2, this.Width - 1, this.Height / 2);
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}
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}
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}
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else if (this.isPipeLineActive)
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{
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if (this.Width > this.Height)
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{
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path.AddLine(0, this.Height / 2, this.Height, this.Height / 2);
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}
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else
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{
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if (this.hslPipeTurnLeft == HslPipeTurnDirection.Left)
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path.AddArc(new Rectangle(-this.Width / 2, this.Width / 2 - 1, this.Width, this.Width), 270f, 90f);
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else if (this.hslPipeTurnLeft == HslPipeTurnDirection.Right)
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path.AddArc(new Rectangle(this.Width / 2, this.Width / 2 - 1, this.Width, this.Width), 270f, -90f);
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else
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path.AddLine(this.Width / 2, 0, this.Width / 2, this.Width);
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if (this.Height - this.Width * 2 >= 0)
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path.AddLine(this.Width / 2, this.Width, this.Width / 2, this.Height - this.Width - 1);
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if (this.hslPipeTurnRight == HslPipeTurnDirection.Left)
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path.AddArc(new Rectangle(-this.Width / 2, this.Height - 1 - this.Width * 3 / 2, this.Width, this.Width), 0.0f, 90f);
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else if (this.hslPipeTurnRight == HslPipeTurnDirection.Right)
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path.AddArc(new Rectangle(this.Width / 2, this.Height - 1 - this.Width * 3 / 2, this.Width, this.Width), -180f, -90f);
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else
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path.AddLine(this.Width / 2, this.Height - this.Width, this.Width / 2, this.Height - 1);
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}
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}
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using (Pen pen = new Pen(this.colorPipeLineCenter, (float)this.pipeLineWidth))
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{
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pen.DashStyle = DashStyle.Custom;
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pen.DashPattern = new float[2]
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{
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this.antLength,
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this.antLength
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};
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pen.DashOffset = this.startOffect;
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g.DrawPath(pen, path);
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}
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path.Dispose();
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}
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private void PaintEllipse(
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Graphics g,
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ColorBlend colorBlend,
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Rectangle rect,
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float startAngle,
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float sweepAngle)
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{
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GraphicsPath path = new GraphicsPath();
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path.AddEllipse(rect);
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PathGradientBrush pathGradientBrush = new PathGradientBrush(path);
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pathGradientBrush.CenterPoint = (PointF)new Point(rect.X + rect.Width / 2, rect.Y + rect.Height / 2);
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pathGradientBrush.InterpolationColors = colorBlend;
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g.FillPie((Brush)pathGradientBrush, rect, startAngle, sweepAngle);
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g.DrawArc(this.edgePen, rect, startAngle, sweepAngle);
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pathGradientBrush.Dispose();
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path.Dispose();
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}
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private void PaintRectangleBorder(
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Graphics g,
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Brush brush,
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Pen pen,
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Rectangle rectangle,
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bool left,
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bool right,
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bool up,
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bool down)
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{
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g.FillRectangle(brush, rectangle);
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if (left)
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g.DrawLine(pen, rectangle.X, rectangle.Y, rectangle.X, rectangle.Y + rectangle.Height - 1);
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if (up)
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g.DrawLine(pen, rectangle.X, rectangle.Y, rectangle.X + rectangle.Width - 1, rectangle.Y);
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if (right)
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g.DrawLine(pen, rectangle.X + rectangle.Width - 1, rectangle.Y, rectangle.X + rectangle.Width - 1, rectangle.Y + rectangle.Height - 1);
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if (!down)
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return;
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g.DrawLine(pen, rectangle.X, rectangle.Y + rectangle.Height - 1, rectangle.X + rectangle.Width - 1, rectangle.Y + rectangle.Height - 1);
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}
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private void PaintRectangleBorderLeftRight(
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Graphics g,
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Brush brush,
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Pen pen,
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Rectangle rectangle)
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{
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this.PaintRectangleBorder(g, brush, pen, rectangle, true, true, false, false);
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}
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private void PaintRectangleBorderUpDown(Graphics g, Brush brush, Pen pen, Rectangle rectangle) => this.PaintRectangleBorder(g, brush, pen, rectangle, false, false, true, true);
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private void PaintRectangleBorder(Graphics g, Brush brush, Pen pen, Rectangle rectangle) => this.PaintRectangleBorder(g, brush, pen, rectangle, true, true, true, true);
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private void Timer_Tick(object sender, EventArgs e)
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{
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if (!this.isPipeLineActive || (double)this.moveSpeed == 0.0)
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return;
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this.startOffect -= this.moveSpeed;
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if ((double)this.startOffect <= -((double)this.antLength * 2.0) || (double)this.startOffect >= (double)this.antLength * 2.0)
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this.startOffect = 0.0f;
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this.Invalidate();
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}
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private void Timer_Tick2(object status)
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{
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if (!this.isPipeLineActive)
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return;
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this.startOffect -= this.moveSpeed;
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if ((double)this.startOffect <= -10.0 || (double)this.startOffect >= 10.0)
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this.startOffect = 0.0f;
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Bitmap bitmap = new Bitmap(this.Width, this.Height);
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Graphics g = Graphics.FromImage((Image)bitmap);
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g.SmoothingMode = SmoothingMode.HighQuality;
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g.TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
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this.PaintMain(g, this.Width, this.Height);
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g.Dispose();
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if (this.InvokeRequired)
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{
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//this.Invoke((m =>
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//{
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// this.BackgroundImage?.Dispose();
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// this.BackgroundImage = (Image)bitmap;
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//}), (object)bitmap);
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this.Invoke(new EventHandler(delegate (Object sd, EventArgs ag)
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{
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this.BackgroundImage?.Dispose();
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this.BackgroundImage = (Image)bitmap;
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}), (object)bitmap);
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}
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else
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{
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this.BackgroundImage?.Dispose();
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this.BackgroundImage = (Image)bitmap;
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}
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}
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private void Invoke(System.Action value)
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{
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throw new NotImplementedException();
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}
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/// <summary>获取或设置控件的背景色</summary>
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[Browsable(true)]
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[Description("获取或设置控件的背景色")]
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[Category("HslControls")]
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[DefaultValue(typeof(Color), "Transparent")]
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[EditorBrowsable(EditorBrowsableState.Always)]
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public override Color BackColor
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{
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get => base.BackColor;
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set => base.BackColor = value;
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}
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/// <summary>获取或设置管道控件的边缘颜色</summary>
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[Browsable(true)]
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[Description("获取或设置管道控件的边缘颜色")]
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[Category("HslControls")]
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[DefaultValue(typeof(Color), "DimGray")]
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public Color EdgeColor
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{
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get => this.edgeColor;
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set
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{
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this.edgeColor = value;
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this.edgePen.Dispose();
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this.edgePen = new Pen(value, 1f);
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this.Invalidate();
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this.HslPipeLine_SizeChanged((object)this, new EventArgs());
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}
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}
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/// <summary>获取或设置管道控件的中心颜色</summary>
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[Browsable(true)]
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[Description("获取或设置管道控件的中心颜色")]
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[Category("HslControls")]
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[DefaultValue(typeof(Color), "LightGray")]
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public Color LineCenterColor
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{
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get => this.centerColor;
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set
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{
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this.centerColor = value;
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this.Invalidate();
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this.HslPipeLine_SizeChanged((object)this, new EventArgs());
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}
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}
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/// <summary>获取或设置管道控件左侧或是上方的端点朝向</summary>
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[Browsable(true)]
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[Description("获取或设置管道控件左侧或是上方的端点朝向")]
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[Category("HslControls")]
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[DefaultValue(typeof(HslPipeTurnDirection), "None")]
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public HslPipeTurnDirection PipeTurnLeft
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{
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get => this.hslPipeTurnLeft;
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set
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{
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this.hslPipeTurnLeft = value;
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this.HslPipeLine_SizeChanged((object)null, (EventArgs)null);
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this.Invalidate();
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}
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}
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/// <summary>获取或设置管道控件右侧或是下方的端点朝向</summary>
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[Browsable(true)]
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[Description("获取或设置管道控件左侧或是上方的端点朝向")]
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[Category("HslControls")]
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[DefaultValue(typeof(HslPipeTurnDirection), "None")]
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public HslPipeTurnDirection PipeTurnRight
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{
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get => this.hslPipeTurnRight;
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set
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{
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this.hslPipeTurnRight = value;
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this.HslPipeLine_SizeChanged((object)null, (EventArgs)null);
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this.Invalidate();
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}
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}
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/// <summary>获取或设置管道控件是否是横向的还是纵向的</summary>
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[Browsable(true)]
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[Description("获取或设置管道控件是否是横向的还是纵向的")]
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[Category("HslControls")]
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[DefaultValue(typeof(HslDirectionStyle), "Vertical")]
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public HslDirectionStyle PipeLineStyle
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|
{
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|
get => this.hslPipeLineStyle;
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|
set
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|
{
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|
this.hslPipeLineStyle = value;
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|
this.Invalidate();
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|
}
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|
}
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|
/// <summary>获取或设置管道线是否激活液体显示</summary>
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|
[Browsable(true)]
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|
[Description("获取或设置管道线是否激活液体显示")]
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|
[Category("HslControls")]
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|
[DefaultValue(false)]
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|
public bool PipeLineActive
|
|
|
{
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|
get => this.isPipeLineActive;
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|
set
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|
|
{
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|
this.isPipeLineActive = value;
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|
this.Invalidate();
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|
}
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|
}
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|
/// <summary>获取或设置管道线液体流动的速度，0为静止，正数为正向流动，负数为反向流动</summary>
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|
|
[Browsable(true)]
|
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|
[Description("获取或设置管道线液体流动的速度，0为静止，正数为正向流动，负数为反向流动")]
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|
[Category("HslControls")]
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|
[DefaultValue(0.0f)]
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|
|
public float MoveSpeed
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|
|
{
|
|
|
get => this.moveSpeed;
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|
|
set
|
|
|
{
|
|
|
this.moveSpeed = value;
|
|
|
this.Invalidate();
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|
|
}
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|
|
}
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|
|
|
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|
/// <summary>获取或设置液体控制的定时器刷新的间隔，默认是50</summary>
|
|
|
[Browsable(true)]
|
|
|
[Description("获取或设置液体控制的定时器刷新的间隔，默认是50")]
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|
|
[Category("HslControls")]
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|
|
[DefaultValue(50)]
|
|
|
public int TimerInterval
|
|
|
{
|
|
|
get => this.timer.Interval;
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|
|
set => this.timer.Interval = value;
|
|
|
}
|
|
|
|
|
|
/// <summary>获取或设置中间管道线的宽度信息，默认为3</summary>
|
|
|
[Browsable(true)]
|
|
|
[Description("获取或设置中间管道线的宽度信息，默认为3")]
|
|
|
[Category("HslControls")]
|
|
|
[DefaultValue(3)]
|
|
|
public int PipeLineWidth
|
|
|
{
|
|
|
get => this.pipeLineWidth;
|
|
|
set
|
|
|
{
|
|
|
this.pipeLineWidth = value;
|
|
|
this.Invalidate();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/// <summary>获取或设置流动状态时管道控件的中心颜色</summary>
|
|
|
[Browsable(true)]
|
|
|
[Description("获取或设置流动状态时管道控件的中心颜色")]
|
|
|
[Category("HslControls")]
|
|
|
[DefaultValue(typeof(Color), "DodgerBlue")]
|
|
|
public Color ActiveLineCenterColor
|
|
|
{
|
|
|
get => this.colorPipeLineCenter;
|
|
|
set
|
|
|
{
|
|
|
this.colorPipeLineCenter = value;
|
|
|
this.Invalidate();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/// <summary>获取或设置蚂蚁线的长度信息</summary>
|
|
|
[Browsable(true)]
|
|
|
[Description("获取或设置蚂蚁线的长度信息")]
|
|
|
[Category("HslControls")]
|
|
|
[DefaultValue(5f)]
|
|
|
public float AntLength
|
|
|
{
|
|
|
get => this.antLength;
|
|
|
set
|
|
|
{
|
|
|
this.antLength = value;
|
|
|
this.Invalidate();
|
|
|
}
|
|
|
}
|
|
|
|
|
|
/// <summary>清理所有正在使用的资源。</summary>
|
|
|
/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
|
|
|
protected override void Dispose(bool disposing)
|
|
|
{
|
|
|
if (disposing && this.components != null)
|
|
|
this.components.Dispose();
|
|
|
base.Dispose(disposing);
|
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
|
/// 设计器支持所需的方法 - 不要修改
|
|
|
/// 使用代码编辑器修改此方法的内容。
|
|
|
/// </summary>
|
|
|
private void InitializeComponent()
|
|
|
{
|
|
|
this.SuspendLayout();
|
|
|
this.AutoScaleMode = AutoScaleMode.None;
|
|
|
this.BackColor = Color.Transparent;
|
|
|
this.Name = nameof(HslPipeLine);
|
|
|
this.Size = new Size(335, 21);
|
|
|
this.ResumeLayout(false);
|
|
|
}
|
|
|
}
|
|
|
}
|