387 lines
12 KiB
C#
387 lines
12 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2022 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@QQ.Com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI.dll can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UILedDisplay.cs
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* 文件说明: LED显示屏
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* 当前版本: V3.1
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* 创建日期: 2020-01-01
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*
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* 2020-01-01: V2.2.0 增加文件说明
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******************************************************************************/
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using System;
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using System.Collections;
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using System.ComponentModel;
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using System.Drawing;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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/// <summary>
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/// LED显示屏
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/// </summary>
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[DefaultProperty("Text")]
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public class UILedDisplay : Control
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{
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#region 组件设计器生成的代码
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/// <summary>
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/// 必需的设计器变量。
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/// </summary>
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private readonly IContainer components = null;
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/// <summary>
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/// 清理所有正在使用的资源。
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/// </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)
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{
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components?.Dispose();
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}
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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
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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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SuspendLayout();
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ResumeLayout(false);
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}
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#endregion 组件设计器生成的代码
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/// <summary>
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/// 构造函数
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/// </summary>
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public UILedDisplay()
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{
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InitializeComponent();
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SetStyle(ControlStyles.UserPaint, true);
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SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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SetStyle(ControlStyles.OptimizedDoubleBuffer, true);// 双缓冲
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SetStyle(ControlStyles.DoubleBuffer, true);
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SetStyle(ControlStyles.SupportsTransparentBackColor, true);
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UpdateStyles();
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base.BackColor = Color.Black;
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base.ForeColor = Color.Lime;
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CalcSize();
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Version = UIGlobal.Version;
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}
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public string Version { get; }
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/// <summary>
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/// Tag字符串
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/// </summary>
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[DefaultValue(null)]
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[Description("获取或设置包含有关控件的数据的对象字符串"), Category("SunnyUI")]
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public string TagString { get; set; }
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private Color borderColor = Color.Black;
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private Color borderInColor = Color.Silver;
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private Color ledBackColor = Color.FromArgb(0, 0x33, 0);
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/// <summary>
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/// 边框颜色
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/// </summary>
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[Description("边框颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "0, 0, 0")]
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public Color BorderColor
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{
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get => borderColor;
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set
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{
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borderColor = value;
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Invalidate();
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}
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}
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/// <summary>
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/// 内线颜色
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/// </summary>
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[Description("内线颜色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "0xC0, 0xC0, 0xC0")]
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public Color BorderInColor
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{
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get => borderInColor;
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set
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{
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borderInColor = value;
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Invalidate();
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}
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}
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/// <summary>
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/// LED背景色
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/// </summary>
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[Description("LED背景色"), Category("SunnyUI")]
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[DefaultValue(typeof(Color), "0, 0x33, 0")]
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public Color LedBackColor
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{
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get => ledBackColor;
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set
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{
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ledBackColor = value;
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Invalidate();
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}
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}
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private int borderWidth = 1;
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private int borderInWidth = 1;
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private int intervalH = 2;
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private int intervalV = 5;
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private int intervalIn = 1;
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private int intervalOn = 2;
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private int charCount = 10;
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/// <summary>
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/// 边框宽度
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/// </summary>
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[DefaultValue(1), Description("边框宽度"), Category("SunnyUI")]
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public int BorderWidth
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{
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get => borderWidth;
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set
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{
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if (borderWidth != value)
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{
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borderWidth = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// 内线宽度
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/// </summary>
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[DefaultValue(1), Description("内线宽度"), Category("SunnyUI")]
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public int BorderInWidth
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{
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get => borderInWidth;
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set
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{
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if (borderInWidth != value)
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{
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borderInWidth = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// 左右边距
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/// </summary>
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[DefaultValue(2), Description("左右边距"), Category("SunnyUI")]
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public int IntervalH
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{
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get => intervalH;
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set
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{
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if (intervalH != value)
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{
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intervalH = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// 上下边距
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/// </summary>
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[DefaultValue(5), Description("上下边距"), Category("SunnyUI")]
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public int IntervalV
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{
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get => intervalV;
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set
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{
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if (intervalV != value)
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{
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intervalV = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// LED亮块间距
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/// </summary>
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[DefaultValue(1), Description("LED亮块间距"), Category("SunnyUI")]
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public int IntervalIn
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{
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get => intervalIn;
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set
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{
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if (intervalIn != value)
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{
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intervalIn = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// LED亮块大小
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/// </summary>
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[DefaultValue(2), Description("LED亮块大小"), Category("SunnyUI")]
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public int IntervalOn
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{
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get => intervalOn;
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set
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{
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if (intervalOn != value)
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{
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intervalOn = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// 显示字符个数
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/// </summary>
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[DefaultValue(10), Description("显示字符个数"), Category("SunnyUI")]
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public int CharCount
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{
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get => charCount;
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set
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{
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if (charCount != value)
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{
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charCount = value;
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CalcSize();
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Invalidate();
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}
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}
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}
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/// <summary>
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/// 计算大小
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/// </summary>
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private void CalcSize()
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{
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Width = BorderWidth * 2 + BorderInWidth * 2 + IntervalH * 2 + CharCount * IntervalOn * 5 +
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CharCount * IntervalIn * 4 + (CharCount + 1) * IntervalOn + CharCount * 2 * IntervalIn;
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Height = BorderWidth * 2 + BorderInWidth * 2 + IntervalV * 2 + IntervalOn * 7 + IntervalIn * 6;
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}
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/// <summary>
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/// 重绘
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/// </summary>
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/// <param name="e">e</param>
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protected override void OnPaint(PaintEventArgs e)
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{
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base.OnPaint(e);
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int w = Width;
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int h = Height;
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//背景
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e.Graphics.FillRectangle(BackColor, 0, 0, w, h);
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//外边框
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e.Graphics.FillRectangle(BorderColor, 0, 0, w, BorderWidth);
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e.Graphics.FillRectangle(BorderColor, 0, h - BorderWidth, w, BorderWidth);
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e.Graphics.FillRectangle(BorderColor, 0, 0, BorderWidth, h);
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e.Graphics.FillRectangle(BorderColor, w - BorderWidth, 0, BorderWidth, h);
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//内边框
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e.Graphics.FillRectangle(BorderInColor, BorderWidth, BorderWidth, w - BorderWidth * 2, BorderInWidth);
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e.Graphics.FillRectangle(BorderInColor, BorderWidth, BorderWidth, BorderInWidth, h - BorderWidth * 2);
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e.Graphics.FillRectangle(BorderInColor, BorderWidth, h - BorderWidth - BorderInWidth, w - BorderWidth * 2, BorderInWidth);
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e.Graphics.FillRectangle(BorderInColor, w - BorderWidth - BorderInWidth, BorderWidth, BorderInWidth, h - BorderWidth * 2);
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int wc = CharCount * 5 + CharCount + 1;
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int hc = 7;
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for (int i = 0; i < wc; i++)
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{
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for (int j = 0; j < hc; j++)
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{
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e.Graphics.FillRectangle(
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LedBackColor,
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BorderWidth + BorderInWidth + IntervalH + (IntervalOn + IntervalIn) * i,
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BorderWidth + BorderInWidth + IntervalV + (IntervalOn + IntervalIn) * j,
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IntervalOn,
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IntervalOn);
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}
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}
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string str = Text.PadLeft(CharCount, ' ');
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str = str.Substring(0, CharCount);
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int idx = 0;
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foreach (char c in str)
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{
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int charStart = BorderWidth + BorderInWidth + IntervalH + IntervalOn + IntervalIn +
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(IntervalOn + IntervalIn) * 6 * idx;
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byte[] bts = UILedChars.Chars.ContainsKey(c) ? UILedChars.Chars[c] : UILedChars.Chars[' '];
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for (int i = 0; i < 5; i++)
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{
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byte bt = bts[i];
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int btStart = charStart + (IntervalOn + IntervalIn) * i;
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BitArray array = new BitArray(new[] { bt });
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for (int j = 0; j < 7; j++)
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{
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bool bon = array[7 - j];
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if (bon)
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{
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e.Graphics.FillRectangle(
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ForeColor,
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btStart,
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BorderWidth + BorderInWidth + IntervalV + (IntervalOn + IntervalIn) * j,
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IntervalOn,
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IntervalOn);
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}
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}
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}
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idx++;
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}
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}
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/// <summary>
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/// 文字改变
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/// </summary>
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/// <param name="e">e</param>
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protected override void OnTextChanged(EventArgs e)
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{
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base.OnTextChanged(e);
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CalcSize();
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Invalidate();
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}
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/// <summary>
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/// 禁用该属性
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/// </summary>
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[Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
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[Obsolete("禁用该属性！", true)]
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[DefaultValue(typeof(Image), "null")]
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public new Image BackgroundImage => null;
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/// <summary>
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/// 禁用该属性
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/// </summary>
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[Browsable(false), EditorBrowsable(EditorBrowsableState.Never)]
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[Obsolete("禁用该属性！", true)]
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[DefaultValue(ImageLayout.Tile)]
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public new ImageLayout BackgroundImageLayout => ImageLayout.Tile;
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}
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} |