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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.Drawing2D;
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using System.Drawing.Text;
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using System.Drawing;
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using System.Linq;
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using System.Net;
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using System.Text;
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using System.Threading.Tasks;
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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>一个传送带的控件</summary>
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[Description("传送带控件，支持正反方向设置，支持转速设置，颜色设置")]
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public class HslConveyer : UserControl
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{
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private StringFormat sf = (StringFormat)null;
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private float moveSpeed = 0.3f;
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private float startAngle = 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 bool isConveyerActive = false;
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private float circularRadius = 20f;
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private HslConveyerStyle conveyerStyle = HslConveyerStyle.Horizontal;
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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>实例化一个传送带的控件对象</summary>
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public HslConveyer()
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{
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this.InitializeComponent();
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this.sf = new StringFormat();
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this.sf.Alignment = StringAlignment.Center;
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this.sf.LineAlignment = StringAlignment.Center;
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this.SetStyle(ControlStyles.UserPaint | ControlStyles.SupportsTransparentBackColor, true);
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this.SetStyle(ControlStyles.ResizeRedraw, true);
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this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
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this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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base.ForeColor = Color.FromArgb(142, 196, 216);
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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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/// <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>获取或设置当前控件的文本</summary>
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[Browsable(true)]
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[Description("获取或设置当前控件的文本")]
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[Category("HslControls")]
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[EditorBrowsable(EditorBrowsableState.Always)]
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[Bindable(true)]
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Visible)]
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public override string Text
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{
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get => base.Text;
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set
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{
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base.Text = 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("获取或设置控件的前景色")]
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[Category("HslControls")]
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[DefaultValue(typeof(Color), "[142, 196, 216]")]
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[EditorBrowsable(EditorBrowsableState.Always)]
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public override Color ForeColor
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{
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get => base.ForeColor;
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set
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{
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base.ForeColor = value;
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this.Invalidate();
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}
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}
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/// <summary>获取或设置传送带流动的速度，0为静止，正数为正向流动，负数为反向流动，一般情况值范围为 -9 ~ 9</summary>
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[Browsable(true)]
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[Description("获取或设置传送带流动的速度，0为静止，正数为正向流动，负数为反向流动，一般情况值范围为 -9 ~ 9")]
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[Category("HslControls")]
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[DefaultValue(0.3f)]
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public virtual float MoveSpeed
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{
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get => this.moveSpeed;
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set
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{
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this.moveSpeed = 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 virtual bool ConveyerActive
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{
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get => this.isConveyerActive;
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set
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{
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this.isConveyerActive = value;
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this.Invalidate();
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}
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}
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/// <summary>获取或设置两侧的圆圈的半径，当且仅当ConveyerStyle属性不为Horizontal枚举时成立</summary>
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[Browsable(true)]
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[Description("获取或设置两侧的圆圈的半径，当且仅当ConveyerStyle属性不为Horizontal枚举时成立")]
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[Category("HslControls")]
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[DefaultValue(HslConveyerStyle.Horizontal)]
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public virtual float CircularRadius
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{
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get => this.circularRadius;
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set
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{
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if ((double)value > (double)(this.Width / 2) || (double)value > (double)(this.Height / 2))
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return;
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this.circularRadius = value;
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this.Invalidate();
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}
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}
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/// <summary>获取或设置传送带的样式，水平，还是上坡，还是下坡</summary>
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[Browsable(true)]
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[Description("获取或设置传送带的样式，水平，还是上坡，还是下坡")]
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[Category("HslControls")]
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[DefaultValue(HslConveyerStyle.Horizontal)]
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public virtual HslConveyerStyle ConveyerStyle
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{
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get => this.conveyerStyle;
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set
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{
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this.conveyerStyle = value;
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this.Invalidate();
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}
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}
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private void Timer_Tick(object sender, EventArgs e)
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{
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if ((double)this.moveSpeed == 0.0)
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return;
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if (this.isConveyerActive)
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{
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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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}
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this.startAngle += (float)((double)this.moveSpeed * 180.0 / Math.PI / 10.0);
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while ((double)this.startAngle < -360.0)
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this.startAngle += 360f;
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while ((double)this.startAngle >= 360.0)
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this.startAngle -= 360f;
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this.Invalidate();
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}
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/// <summary>重绘控件的界面信息</summary>
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/// <param name="e">事件</param>
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protected override void OnPaint(PaintEventArgs e)
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{
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e.Graphics.SmoothingMode = SmoothingMode.AntiAlias;
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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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int margin = 5;
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int offect = 5;
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if (this.conveyerStyle == HslConveyerStyle.Horizontal)
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this.PaintMain(g, (float)width, (float)height, (float)margin, (float)offect);
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else if (this.conveyerStyle == HslConveyerStyle.Upslope)
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{
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PointF pointF1 = new PointF((float)(margin + offect) + this.circularRadius, (float)(height - 1 - margin - offect) - this.circularRadius);
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PointF pointF2 = new PointF((float)(width - margin - offect - 1) - this.circularRadius, (float)(margin + offect) + this.circularRadius);
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float num1 = (float)Math.Sqrt(Math.Pow((double)pointF2.Y - (double)pointF1.Y, 2.0) + Math.Pow((double)pointF2.X - (double)pointF1.X, 2.0));
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float num2 = (float)(Math.Acos(((double)pointF2.X - (double)pointF1.X) / (double)num1) * 180.0 / Math.PI);
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g.TranslateTransform(pointF1.X, pointF1.Y);
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g.RotateTransform(-num2);
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g.TranslateTransform((float)(-margin - offect) - this.circularRadius, (float)(-margin - offect) - this.circularRadius);
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this.PaintMain(g, (float)((double)num1 + (double)(2 * margin) + (double)(2 * offect) + 2.0 * (double)this.circularRadius), (float)(2 * margin + 2 * offect) + 2f * this.circularRadius, (float)margin, (float)offect);
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g.ResetTransform();
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}
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else
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{
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PointF pointF3 = new PointF((float)(margin + offect) + this.circularRadius, (float)(margin + offect) + this.circularRadius);
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PointF pointF4 = new PointF((float)(width - margin - offect - 1) - this.circularRadius, (float)(height - 1 - margin - offect) - this.circularRadius);
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float num = (float)Math.Sqrt(Math.Pow((double)pointF4.Y - (double)pointF3.Y, 2.0) + Math.Pow((double)pointF4.X - (double)pointF3.X, 2.0));
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float angle = (float)(Math.Acos(((double)pointF4.X - (double)pointF3.X) / (double)num) * 180.0 / Math.PI);
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g.TranslateTransform(pointF3.X, pointF3.Y);
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g.RotateTransform(angle);
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g.TranslateTransform((float)(-margin - offect) - this.circularRadius, (float)(-margin - offect) - this.circularRadius);
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this.PaintMain(g, (float)((double)num + (double)(2 * margin) + (double)(2 * offect) + 2.0 * (double)this.circularRadius), (float)(2 * margin + 2 * offect) + 2f * this.circularRadius, (float)margin, (float)offect);
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g.ResetTransform();
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}
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}
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private void PaintMain(Graphics g, float width, float height, float margin, float offect)
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{
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float num1 = (float)(((double)height - (double)margin * 2.0 - (double)offect * 2.0) / 2.0);
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float startAngle = this.startAngle;
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Pen pen1 = new Pen(this.ForeColor, 1f);
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Pen pen2 = new Pen(this.ForeColor, (double)num1 > 100.0 ? 7f : ((double)num1 > 20.0 ? 5f : ((double)num1 > 5.0 ? 3f : 1f)));
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pen2.StartCap = LineCap.Round;
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pen2.EndCap = LineCap.Round;
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Brush brush = (Brush)new SolidBrush(this.ForeColor);
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GraphicsPath path = new GraphicsPath();
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path.AddArc(margin, margin, (float)((double)num1 * 2.0 + (double)offect * 2.0), (float)((double)num1 * 2.0 + (double)offect * 2.0), 90f, 180f);
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path.AddLine(margin + offect + num1, margin, (float)((double)width - (double)margin - (double)offect - (double)num1 - 1.0), margin);
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path.AddArc((float)((double)width - (double)margin - (double)num1 * 2.0 - (double)offect * 2.0), margin, (float)((double)num1 * 2.0 + (double)offect * 2.0), (float)((double)num1 * 2.0 + (double)offect * 2.0), -90f, 180f);
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path.CloseFigure();
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g.DrawPath(pen1, path);
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g.DrawEllipse(pen1, margin + offect, margin + offect, num1 * 2f, num1 * 2f);
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g.DrawEllipse(pen1, (float)((double)width - (double)margin - (double)num1 * 2.0) - offect, margin + offect, num1 * 2f, num1 * 2f);
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float num2 = (float)Math.Sqrt(2.0 * (double)offect * (double)num1 + (double)offect * (double)offect);
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float num3 = (float)(Math.Asin((double)num1 / ((double)num1 + (double)offect)) * 180.0 / Math.PI);
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path.Reset();
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path.AddArc(margin, margin, (float)((double)num1 * 2.0 + (double)offect * 2.0), (float)((double)num1 * 2.0 + (double)offect * 2.0), -num3, num3 * 2f);
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path.AddLine(margin + offect + num1 + num2, height - margin - offect, (float)((double)width - (double)margin - (double)offect - (double)num1 - 1.0) - num2, height - margin - offect);
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path.AddArc((float)((double)width - (double)margin - (double)num1 * 2.0 - (double)offect * 2.0), margin, (float)((double)num1 * 2.0 + (double)offect * 2.0), (float)((double)num1 * 2.0 + (double)offect * 2.0), 180f - num3, num3 * 2f);
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path.CloseFigure();
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g.DrawPath(pen1, path);
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g.TranslateTransform(margin + offect + num1, margin + offect + num1);
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g.RotateTransform(startAngle);
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g.DrawLine(pen2, (float)(-(double)num1 / 2.0), 0.0f, num1 / 2f, 0.0f);
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g.DrawLine(pen2, 0.0f, (float)(-(double)num1 / 2.0), 0.0f, num1 / 2f);
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g.RotateTransform(-startAngle);
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g.TranslateTransform(-margin - offect - num1, -margin - offect - num1);
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g.TranslateTransform(width - margin - num1 - offect, margin + offect + num1);
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g.RotateTransform(startAngle);
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g.DrawLine(pen2, (float)(-(double)num1 / 2.0), 0.0f, num1 / 2f, 0.0f);
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g.DrawLine(pen2, 0.0f, (float)(-(double)num1 / 2.0), 0.0f, num1 / 2f);
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g.RotateTransform(-startAngle);
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g.TranslateTransform(-width + margin + num1 + offect, -margin - offect - num1);
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if (this.isConveyerActive)
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{
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using (Pen pen3 = new Pen(this.ForeColor, 5f))
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{
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pen3.DashStyle = DashStyle.Custom;
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pen3.DashPattern = new float[2] { 5f, 5f };
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pen3.DashOffset = this.startOffect;
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path.Reset();
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path.AddArc(margin + offect / 2f, margin + offect / 2f, num1 * 2f + offect, num1 * 2f + offect, 90f, 180f);
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path.AddLine((float)((double)margin + (double)offect + (double)num1 + 1.0), margin + offect / 2f, (float)((double)width - (double)margin - (double)offect - (double)num1 - 2.0), margin + offect / 2f);
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path.AddArc((float)((double)width - (double)margin - (double)num1 * 2.0 - (double)offect * 2.0 + (double)offect / 2.0), margin + offect / 2f, num1 * 2f + offect, num1 * 2f + offect, -90f, 180f);
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path.CloseFigure();
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g.DrawPath(pen3, path);
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}
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}
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g.DrawString(this.Text, this.Font, brush, new RectangleF(0.0f, 0.0f, width, height), this.sf);
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path.Dispose();
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pen1.Dispose();
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pen2.Dispose();
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brush.Dispose();
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}
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/// <summary>清理所有正在使用的资源。</summary>
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/// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
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protected override void Dispose(bool disposing)
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{
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if (disposing && this.components != null)
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this.components.Dispose();
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base.Dispose(disposing);
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}
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/// <summary>
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/// 设计器支持所需的方法 - 不要修改
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/// 使用代码编辑器修改此方法的内容。
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/// </summary>
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private void InitializeComponent()
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{
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this.SuspendLayout();
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this.AutoScaleMode = AutoScaleMode.None;
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this.BackColor = Color.Transparent;
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this.Name = nameof(HslConveyer);
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this.Size = new Size(461, 61);
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this.ResumeLayout(false);
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}
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}
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}
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