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398 lines
14 KiB
C#
398 lines
14 KiB
C#
// ***********************************************************************
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// Assembly : HZH_Controls
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// Created : 08-22-2019
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//
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// ***********************************************************************
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// <copyright file="UCWaveChart.cs">
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// Copyright by Huang Zhenghui(黄正辉) All, QQ group:568015492 QQ:623128629 Email:623128629@qq.com
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// </copyright>
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//
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// Blog: https://www.cnblogs.com/bfyx
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// GitHub：https://github.com/kwwwvagaa/NetWinformControl
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// gitee：https://gitee.com/kwwwvagaa/net_winform_custom_control.git
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//
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// If you use this code, please keep this note.
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// ***********************************************************************
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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namespace HZH_Controls.Controls
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{
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/// <summary>
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/// Class UCWaveChart.
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/// Implements the <see cref="HZH_Controls.Controls.UCControlBase" />
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/// </summary>
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/// <seealso cref="HZH_Controls.Controls.UCControlBase" />
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public class UCWaveChart : UCControlBase
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{
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/// <summary>
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/// The m wave actual width
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/// </summary>
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private int m_waveActualWidth = 50;
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/// <summary>
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/// The m wave width
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/// </summary>
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private int m_waveWidth = 50;
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/// <summary>
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/// Gets or sets the width of the wave.
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/// </summary>
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/// <value>The width of the wave.</value>
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[Description("波形宽度"), Category("自定义")]
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public int WaveWidth
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{
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get { return m_waveWidth; }
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set
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{
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if (value <= 0)
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return;
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m_waveWidth = value;
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ResetWaveCount();
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Refresh();
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}
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}
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/// <summary>
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/// The m sleep time
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/// </summary>
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private int m_sleepTime = 1000;
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/// <summary>
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/// 波运行速度（运行时间间隔，毫秒）
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/// </summary>
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/// <value>The sleep time.</value>
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[Description("运行速度（运行时间间隔，毫秒）"), Category("自定义")]
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public int SleepTime
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{
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get { return m_sleepTime; }
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set
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{
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if (value <= 0)
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return;
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m_sleepTime = value;
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if (timer != null)
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{
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timer.Enabled = false;
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timer.Interval = value;
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timer.Enabled = true;
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}
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}
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}
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/// <summary>
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/// The m line tension
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/// </summary>
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private float m_lineTension = 0.5f;
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/// <summary>
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/// 线弯曲程度
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/// </summary>
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/// <value>The line tension.</value>
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[Description("线弯曲程度(0-1）"), Category("自定义")]
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public float LineTension
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{
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get { return m_lineTension; }
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set
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{
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if (!(value >= 0 && value <= 1))
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{
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return;
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}
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m_lineTension = value;
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Refresh();
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}
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}
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/// <summary>
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/// The m line color
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/// </summary>
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private Color m_lineColor = Color.FromArgb(150, 255, 77, 59);
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/// <summary>
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/// Gets or sets the color of the line.
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/// </summary>
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/// <value>The color of the line.</value>
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[Description("曲线颜色"), Category("自定义")]
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public Color LineColor
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{
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get { return m_lineColor; }
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set
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{
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m_lineColor = value;
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Refresh();
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}
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}
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/// <summary>
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/// The m grid line color
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/// </summary>
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private Color m_gridLineColor = Color.FromArgb(50, 255, 77, 59);
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/// <summary>
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/// Gets or sets the color of the grid line.
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/// </summary>
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/// <value>The color of the grid line.</value>
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[Description("网格线颜色"), Category("自定义")]
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public Color GridLineColor
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{
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get { return m_gridLineColor; }
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set
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{
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m_gridLineColor = value;
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Refresh();
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}
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}
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/// <summary>
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/// The m grid line text color
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/// </summary>
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private Color m_gridLineTextColor = Color.FromArgb(150, 255, 77, 59);
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/// <summary>
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/// Gets or sets the color of the grid line text.
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/// </summary>
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/// <value>The color of the grid line text.</value>
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[Description("网格文本颜色"), Category("自定义")]
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public Color GridLineTextColor
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{
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get { return m_gridLineTextColor; }
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set
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{
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m_gridLineTextColor = value;
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Refresh();
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}
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}
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/// <summary>
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/// 获取或设置控件显示的文字的字体。
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/// </summary>
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/// <value>The font.</value>
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/// <PermissionSet>
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/// <IPermission class="System.Security.Permissions.EnvironmentPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// <IPermission class="System.Security.Permissions.SecurityPermission, mscorlib, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Flags="UnmanagedCode, ControlEvidence" />
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/// <IPermission class="System.Diagnostics.PerformanceCounterPermission, System, Version=2.0.3600.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" version="1" Unrestricted="true" />
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/// </PermissionSet>
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public override Font Font
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{
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get
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{
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return base.Font;
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}
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set
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{
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base.Font = value;
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}
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}
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/// <summary>
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/// 数据源，用以缓存所有需要显示的数据
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/// </summary>
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List<KeyValuePair<string, double>> m_dataSource = new List<KeyValuePair<string, double>>();
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/// <summary>
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/// 当前需要显示的数据
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/// </summary>
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List<KeyValuePair<string, double>> m_currentSource = new List<KeyValuePair<string, double>>();
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/// <summary>
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/// The timer
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/// </summary>
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Timer timer = new Timer();
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/// <summary>
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/// 画图区域
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/// </summary>
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Rectangle m_drawRect;
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/// <summary>
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/// The m wave count
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/// </summary>
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int m_waveCount = 0;
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/// <summary>
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/// Initializes a new instance of the <see cref="UCWaveChart" /> class.
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/// </summary>
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public UCWaveChart()
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{
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this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
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this.SetStyle(ControlStyles.DoubleBuffer, true);
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this.SetStyle(ControlStyles.ResizeRedraw, true);
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this.SetStyle(ControlStyles.Selectable, true);
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this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
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this.SetStyle(ControlStyles.UserPaint, true);
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this.SizeChanged += UCWaveWithSource_SizeChanged;
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this.IsShowRect = true;
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this.RectColor = Color.FromArgb(232, 232, 232);
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this.FillColor = Color.FromArgb(50, 255, 77, 59);
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this.RectWidth = 1;
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this.ConerRadius = 10;
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this.IsRadius = true;
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this.Size = new Size(300, 200);
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timer.Interval = m_sleepTime;
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timer.Tick += timer_Tick;
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this.VisibleChanged += UCWave_VisibleChanged;
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}
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/// <summary>
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/// 添加需要显示的数据
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/// </summary>
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/// <param name="key">名称</param>
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/// <param name="value">值</param>
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public void AddSource(string key, double value)
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{
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m_dataSource.Add(new KeyValuePair<string, double>(key, value));
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}
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/// <summary>
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/// Handles the VisibleChanged event of the UCWave control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void UCWave_VisibleChanged(object sender, EventArgs e)
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{
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if (!DesignMode)
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{
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timer.Enabled = this.Visible;
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}
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}
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/// <summary>
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/// Handles the Tick event of the timer control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void timer_Tick(object sender, EventArgs e)
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{
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m_currentSource = GetCurrentList();
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m_dataSource.RemoveAt(0);
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this.Refresh();
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}
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/// <summary>
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/// Handles the SizeChanged event of the UCWaveWithSource control.
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/// </summary>
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/// <param name="sender">The source of the event.</param>
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/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
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void UCWaveWithSource_SizeChanged(object sender, EventArgs e)
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{
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m_drawRect = new Rectangle(60, 20, this.Width - 80, this.Height - 60);
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ResetWaveCount();
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}
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/// <summary>
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/// 引发 <see cref="E:System.Windows.Forms.Control.Paint" /> 事件。
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/// </summary>
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/// <param name="e">包含事件数据的 <see cref="T:System.Windows.Forms.PaintEventArgs" />。</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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var g = e.Graphics;
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g.SetGDIHigh();
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int intLineSplit = m_drawRect.Height / 4;
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for (int i = 0; i <= 4; i++)
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{
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var pen = new Pen(new SolidBrush(m_gridLineColor), 1);
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// pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
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g.DrawLine(pen, m_drawRect.Left, m_drawRect.Bottom - 1 - i * intLineSplit, m_drawRect.Right, m_drawRect.Bottom - 1 - i * intLineSplit);
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}
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if (m_currentSource == null || m_currentSource.Count <= 0)
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{
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for (int i = 0; i <= 4; i++)
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{
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string strText = (100 / 4 * i).ToString();
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System.Drawing.SizeF _numSize = g.MeasureString(strText, this.Font);
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g.DrawString(strText, Font, new SolidBrush(m_gridLineTextColor), m_drawRect.Left - _numSize.Width - 1, m_drawRect.Bottom - 1 - i * intLineSplit - (_numSize.Height / 2));
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}
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return;
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}
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List<Point> lst1 = new List<Point>();
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double dblValue = m_currentSource.Max(p => p.Value);
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int intValue = (int)dblValue;
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int intDivisor = ("1".PadRight(intValue.ToString().Length - 1, '0')).ToInt();
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if (intDivisor < 100)
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intDivisor = 100;
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int intTop = intValue;
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if (intValue % intDivisor != 0)
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{
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intTop = (intValue / intDivisor + 1) * intDivisor;
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}
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if (intTop == 0)
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intTop = 100;
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for (int i = 0; i <= 4; i++)
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{
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string strText = (intTop / 4 * i).ToString();
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System.Drawing.SizeF _numSize = g.MeasureString(strText, this.Font);
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g.DrawString(strText, Font, new SolidBrush(m_gridLineTextColor), m_drawRect.Left - _numSize.Width - 1, m_drawRect.Bottom - 1 - i * intLineSplit - (_numSize.Height / 2));
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}
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int intEndX = 0;
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int intEndY = 0;
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for (int i = 0; i < m_currentSource.Count; i++)
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{
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intEndX = i * m_waveActualWidth + m_drawRect.X;
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intEndY = m_drawRect.Bottom - 1 - (int)(m_currentSource[i].Value / intTop * m_drawRect.Height);
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lst1.Add(new Point(intEndX, intEndY));
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if (!string.IsNullOrEmpty(m_currentSource[i].Key))
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{
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System.Drawing.SizeF _numSize = g.MeasureString(m_currentSource[i].Key, this.Font);
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int txtX = intEndX - (int)(_numSize.Width / 2) + 1;
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g.DrawString(m_currentSource[i].Key, Font, new SolidBrush(m_gridLineTextColor), new PointF(txtX, m_drawRect.Bottom + 5));
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}
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}
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int intFirstY = m_drawRect.Bottom - 1 - (int)(m_currentSource[0].Value / intTop * m_drawRect.Height);
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GraphicsPath path1 = new GraphicsPath();
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path1.AddCurve(lst1.ToArray(), m_lineTension);
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g.DrawPath(new Pen(new SolidBrush(m_lineColor), 1), path1);
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}
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/// <summary>
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/// 得到当前需要画图的数据
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/// </summary>
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/// <returns>List<KeyValuePair<System.String, System.Double>>.</returns>
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private List<KeyValuePair<string, double>> GetCurrentList()
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{
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if (m_dataSource.Count < m_waveCount)
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{
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int intCount = m_waveCount - m_dataSource.Count;
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for (int i = 0; i < intCount; i++)
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{
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m_dataSource.Add(new KeyValuePair<string, double>("", 0));
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}
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}
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var lst = m_dataSource.GetRange(0, m_waveCount);
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if (lst.Count == 1)
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lst.Insert(0, new KeyValuePair<string, double>("", 0));
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return lst;
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}
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/// <summary>
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/// 计算需要显示的个数
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/// </summary>
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private void ResetWaveCount()
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{
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m_waveCount = m_drawRect.Width / m_waveWidth;
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m_waveActualWidth = m_waveWidth + (m_drawRect.Width % m_waveWidth) / m_waveCount;
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m_waveCount++;
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if (m_dataSource.Count < m_waveCount)
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{
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int intCount = m_waveCount - m_dataSource.Count;
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for (int i = 0; i < intCount; i++)
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{
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m_dataSource.Insert(0, new KeyValuePair<string, double>("", 0));
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}
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}
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}
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}
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}
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