添加项目文件。

2026-07-14 13:55:17 +08:00
parent 63759495f2
commit 8bbdf78731
335 changed files with 81415 additions and 0 deletions
@@ -0,0 +1,426 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Drawing.Drawing2D;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace JYControl
+{
+    public partial class LedControl : UserControl
+    {
+        public LedControl()
+        {
+            InitializeComponent();
+            #region 【1】设置双缓冲等属性
+            this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
+            this.SetStyle(ControlStyles.DoubleBuffer, true);
+            this.SetStyle(ControlStyles.ResizeRedraw, true);
+            this.SetStyle(ControlStyles.Selectable, true);
+            this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
+            this.SetStyle(ControlStyles.UserPaint, true);
+            timer.Enabled = true;
+            timer.Tick += Timer_Tick;
+            #endregion
+        }
+
+        private void Timer_Tick(object sender, EventArgs e)
+        {
+            intColorIndex++;
+
+            if (intColorIndex >= lampColor.Length)
+            {
+                intColorIndex = 0;
+            }
+            this.Invalidate();
+        }
+
+        #region 【2】定义三个字段
+
+        private Graphics g;
+
+        private Pen p;
+
+        private SolidBrush sb;
+
+        Timer timer = new Timer();
+
+        private int intColorIndex = 0;
+
+        #endregion
+
+        #region 【3】添加一个设置Graphics的方法
+        private void SetGraphics(Graphics g)
+        {
+            //设置画布的属性
+            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
+            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
+            g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
+            g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
+        }
+
+        #endregion
+
+
+        #region 【4】根据实际控件分析的结果，创建属性
+
+        private Color ledTrueColor = Color.Green;
+
+        [Category("jason控件属性")]
+
+        [Description("TRUE的时候LED指示灯颜色")]
+
+        public Color LedTrueColor
+        {
+            get { return ledTrueColor; }
+            set
+            {
+                ledTrueColor = value;
+                this.Invalidate();
+            }
+        }
+        #endregion
+
+        private Color ledFalseColor = Color.Red;
+
+        [Category("jason控件属性")]
+
+        [Description("False的时候LED指示灯颜色")]
+
+        public Color LedFalseColor
+
+        {
+            get { return ledFalseColor; }
+            set
+
+            {
+                ledFalseColor = value;
+                this.Invalidate();
+            }
+
+        }
+
+        private bool ledStatus = true;
+        [Category("jason控件属性")]
+        [Description("当前的状态")]
+        public bool LedStatus
+        {
+            get { return ledStatus; }
+
+            set
+
+            {
+                ledStatus = value;
+                this.Invalidate();
+            }
+        }
+
+        private Color ledColor = Color.Green;
+        [Category("jason控件属性")]
+        [Description("LED指示灯演示")]
+        public Color LedColor
+        {
+            get { return ledColor; }
+            set
+
+            {
+                ledColor = value;
+                this.Invalidate();
+            }
+        }
+        private bool isBorder = true;
+
+        [Category("jason控件属性")]
+
+        [Description("是否有边框")]
+
+        public bool IsBorder
+
+        {
+
+            get { return isBorder; }
+
+            set
+
+            {
+
+                isBorder = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private int borderWidth = 5;
+
+        [Category("jason控件属性")]
+
+        [Description("圆环的宽度")]
+
+        public int BorderWidth
+
+        {
+
+            get { return borderWidth; }
+
+            set
+
+            {
+
+                borderWidth = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private int gapWidth = 5;
+
+        [Category("jason控件属性")]
+
+        [Description("间隙的宽度")]
+
+        public int GapWidth
+
+        {
+
+            get { return gapWidth; }
+
+            set
+
+            {
+
+                gapWidth = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private bool isHighLight = true;
+
+        [Category("jason控件属性")]
+
+        [Description("是否高亮")]
+
+        public bool IsHighLight
+
+        {
+
+            get { return isHighLight; }
+
+            set
+
+            {
+
+                isHighLight = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private Color centerColor = Color.White;
+
+        [Category("jason控件属性")]
+
+        [Description("渐变中心的颜色")]
+
+        public Color CenterColor
+
+        {
+
+            get { return centerColor; }
+
+            set
+
+            {
+
+                centerColor = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private bool isFlash = true;
+
+        [Category("jason控件属性")]
+
+        [Description("是否闪烁")]
+
+        public bool IsFlash
+
+        {
+
+            get { return isFlash; }
+
+            set
+
+            {
+
+                isFlash = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private int flashInterval = 500;
+
+        [Category("jason控件属性")]
+
+        [Description("闪烁的频率")]
+
+        public int FlashInterval
+
+        {
+
+            get { return flashInterval; }
+
+            set
+
+            {
+
+                flashInterval = value;
+
+                timer.Interval = flashInterval;//timer的时间间隔要放在这里
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        private Color[] lampColor = new Color[] { };
+
+        [Category("jason控件属性")]
+
+        [Description("闪烁灯的几种颜色，当需要闪烁时，至少需要2个及以上颜色，不需要闪烁则至少需要1个颜色")]
+
+        public Color[] LampColor
+
+        {
+
+            get { return lampColor; }
+
+            set
+
+            {
+
+                if (value == null || value.Length <= 0)
+
+                    return;
+
+                lampColor = value;
+
+                this.Invalidate();
+
+            }
+
+        }
+
+        #region 【5】创建重绘的事件
+
+        protected override void OnPaint(PaintEventArgs e)
+        {
+            base.OnPaint(e);
+
+            g = e.Graphics;//获取画布
+
+            SetGraphics(g);//设置画布
+
+            #region 1，画一个圆
+
+            int LEDWidth = Math.Min(this.Width, this.Height);
+
+            Color color = ledStatus ? ledTrueColor : ledFalseColor;
+
+            if (isFlash)
+
+            {
+
+                lampColor = new Color[] { color, Color.Yellow };
+
+                color = lampColor[intColorIndex];
+
+            }
+
+            sb = new SolidBrush(color);
+
+            RectangleF rec = new RectangleF(1, 1, LEDWidth - 2, LEDWidth - 2);//创建矩形
+
+            g.FillEllipse(sb, rec);//画圆
+
+            #endregion
+
+            #region 2,在圆里面画一个圆环
+
+            //如果有边框，那就画一个圆环
+
+            if (isBorder)//参数这里用字段或属性都可以，如果用属性，程序要都走一些判断的代码
+
+            {
+
+                p = new Pen(this.BackColor, borderWidth);//使用背景色
+
+                //p = new Pen(Color.Red, borderWidth);
+
+                float x = 1 + gapWidth + borderWidth * 0.5f;
+
+                rec = new RectangleF(x, x, LEDWidth - 2 * x, LEDWidth - 2 * x);
+
+                g.DrawEllipse(p, rec);//画圆环
+
+            }
+
+            #endregion
+
+            #region 3，渐变色绘制，是否高亮
+
+            if (isHighLight)
+
+            {
+
+                GraphicsPath gp = new GraphicsPath();
+
+                float x = isBorder ? 1 + gapWidth + borderWidth : 1;//使用三元运算来判断，优化代码
+
+                rec = new RectangleF(x, x, LEDWidth - 2 * x, LEDWidth - 2 * x);
+
+                gp.AddEllipse(rec);//把矩形添加到路径
+
+                //渐变色画刷，高亮
+
+                PathGradientBrush pgb = new PathGradientBrush(gp);//把路径传入
+
+                Color[] surroundColor = new Color[] { color };
+
+                pgb.CenterColor = this.centerColor;
+
+                //设置有多少组颜色来渐变
+
+                pgb.SurroundColors = surroundColor;
+
+                g.FillPath(pgb, gp);
+
+            }
+
+            #endregion
+
+        }
+
+        #endregion
+
+    }
+}