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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.Data;
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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.Threading.Tasks;
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using System.Windows.Forms;
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namespace Rs.Controls
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{
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/// <summary>
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/// Enum SwitchType
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/// </summary>
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public enum SwitchType
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{
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/// <summary>
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/// 椭圆
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/// </summary>
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Ellipse,
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/// <summary>
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/// 四边形
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/// </summary>
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Quadrilateral,
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/// <summary>
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/// 横线
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/// </summary>
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Line
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}
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public partial class SwitchButton : UserControl
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{
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public SwitchButton()
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{
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InitializeComponent();
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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.MouseDown += UCSwitch_MouseDown;
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}
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/// <summary>
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/// Occurs when [checked changed].
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/// </summary>
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[Description("选中改变事件"), Category("自定义")]
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public event EventHandler CheckedChanged;
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/// <summary>
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/// The m true color
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/// </summary>
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private Color m_trueColor = Color.FromArgb(255, 77, 59);
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/// <summary>
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/// Gets or sets the color of the true.
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/// </summary>
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/// <value>The color of the true.</value>
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[Description("选中时颜色"), Category("自定义")]
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public Color TrueColor
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{
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get { return m_trueColor; }
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set
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{
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m_trueColor = value;
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Refresh();
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}
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}
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private Color m_trueTextColr = Color.White;
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[Description("选中时文本颜色"), Category("自定义")]
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public Color TrueTextColr
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{
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get { return m_trueTextColr; }
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set
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{
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m_trueTextColr = 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 false color
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/// </summary>
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private Color m_falseColor = Color.FromArgb(189, 189, 189);
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/// <summary>
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/// Gets or sets the color of the false.
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/// </summary>
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/// <value>The color of the false.</value>
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[Description("没有选中时颜色"), Category("自定义")]
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public Color FalseColor
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{
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get { return m_falseColor; }
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set
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{
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m_falseColor = value;
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Refresh();
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}
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}
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private Color m_falseTextColr = Color.White;
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[Description("没有选中时文本颜色"), Category("自定义")]
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public Color FalseTextColr
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{
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get { return m_falseTextColr; }
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set
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{
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m_falseTextColr = 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 checked
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/// </summary>
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private bool m_checked;
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/// <summary>
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/// Gets or sets a value indicating whether this <see cref="UCSwitch" /> is checked.
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/// </summary>
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/// <value><c>true</c> if checked; otherwise, <c>false</c>.</value>
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[Description("是否选中"), Category("自定义")]
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public bool Checked
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{
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get { return m_checked; }
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set
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{
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m_checked = value;
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Refresh();
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if (CheckedChanged != null)
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{
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CheckedChanged(this, null);
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}
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}
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}
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/// <summary>
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/// The m texts
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/// </summary>
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private string[] m_texts;
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/// <summary>
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/// Gets or sets the texts.
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/// </summary>
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/// <value>The texts.</value>
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[Description("文本值，当选中或没有选中时显示，必须是长度为2的数组"), Category("自定义")]
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public string[] Texts
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{
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get { return m_texts; }
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set
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{
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m_texts = 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 switch type
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/// </summary>
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private SwitchType m_switchType = SwitchType.Ellipse;
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/// <summary>
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/// Gets or sets the type of the switch.
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/// </summary>
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/// <value>The type of the switch.</value>
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[Description("显示类型"), Category("自定义")]
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public SwitchType SwitchType
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{
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get { return m_switchType; }
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set
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{
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m_switchType = 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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Refresh();
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}
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}
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/// <summary>
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/// Handles the MouseDown event of the UCSwitch 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="MouseEventArgs" /> instance containing the event data.</param>
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void UCSwitch_MouseDown(object sender, MouseEventArgs e)
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{
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Checked = !Checked;
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}
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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.SmoothingMode = SmoothingMode.AntiAlias; //使绘图质量最高，即消除锯齿
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g.InterpolationMode = InterpolationMode.HighQualityBicubic;
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g.CompositingQuality = CompositingQuality.HighQuality;
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//g.SetGDIHigh();
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if (m_switchType == SwitchType.Ellipse)
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{
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var fillColor = m_checked ? m_trueColor : m_falseColor;
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GraphicsPath path = new GraphicsPath();
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path.AddLine(new Point(this.Height / 2, 1), new Point(this.Width - this.Height / 2, 1));
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path.AddArc(new Rectangle(this.Width - this.Height - 1, 1, this.Height - 2, this.Height - 2), -90, 180);
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path.AddLine(new Point(this.Width - this.Height / 2, this.Height - 1), new Point(this.Height / 2, this.Height - 1));
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path.AddArc(new Rectangle(1, 1, this.Height - 2, this.Height - 2), 90, 180);
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g.FillPath(new SolidBrush(fillColor), path);
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string strText = string.Empty;
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if (m_texts != null && m_texts.Length == 2)
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{
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if (m_checked)
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{
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strText = m_texts[0];
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}
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else
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{
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strText = m_texts[1];
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}
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}
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if (m_checked)
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{
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g.FillEllipse(Brushes.White, new Rectangle(this.Width - this.Height - 1 + 2, 1 + 2, this.Height - 2 - 4, this.Height - 2 - 4));
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if (string.IsNullOrEmpty(strText))
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{
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g.DrawEllipse(new Pen(Color.White, 2), new Rectangle((this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2, (this.Height - 2 - (this.Height - 2 - 4) / 2) / 2 + 1, (this.Height - 2 - 4) / 2, (this.Height - 2 - 4) / 2));
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}
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else
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{
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System.Drawing.SizeF sizeF = g.MeasureString(strText.Replace(" ", "A"), Font);
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int intTextY = (this.Height - (int)sizeF.Height) / 2 + 2;
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g.DrawString(strText, Font, new SolidBrush(m_trueTextColr), new Point((this.Height - 2 - 4) / 2, intTextY));
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}
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}
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else
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{
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g.FillEllipse(Brushes.White, new Rectangle(1 + 2, 1 + 2, this.Height - 2 - 4, this.Height - 2 - 4));
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if (string.IsNullOrEmpty(strText))
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{
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g.DrawEllipse(new Pen(Color.White, 2), new Rectangle(this.Width - 2 - (this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2, (this.Height - 2 - (this.Height - 2 - 4) / 2) / 2 + 1, (this.Height - 2 - 4) / 2, (this.Height - 2 - 4) / 2));
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}
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else
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{
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System.Drawing.SizeF sizeF = g.MeasureString(strText.Replace(" ", "A"), Font);
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int intTextY = (this.Height - (int)sizeF.Height) / 2 + 2;
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g.DrawString(strText, Font, new SolidBrush(m_falseTextColr), new Point(this.Width - 2 - (this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2 - (int)sizeF.Width / 2, intTextY));
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}
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}
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}
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else if (m_switchType == SwitchType.Quadrilateral)
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{
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var fillColor = m_checked ? m_trueColor : m_falseColor;
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GraphicsPath path = new GraphicsPath();
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int intRadius = 5;
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path.AddArc(0, 0, intRadius, intRadius, 180f, 90f);
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path.AddArc(this.Width - intRadius - 1, 0, intRadius, intRadius, 270f, 90f);
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path.AddArc(this.Width - intRadius - 1, this.Height - intRadius - 1, intRadius, intRadius, 0f, 90f);
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path.AddArc(0, this.Height - intRadius - 1, intRadius, intRadius, 90f, 90f);
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g.FillPath(new SolidBrush(fillColor), path);
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string strText = string.Empty;
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if (m_texts != null && m_texts.Length == 2)
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{
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if (m_checked)
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{
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strText = m_texts[0];
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}
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else
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{
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strText = m_texts[1];
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}
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}
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if (m_checked)
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{
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GraphicsPath path2 = new GraphicsPath();
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path2.AddArc(this.Width - this.Height - 1 + 2, 1 + 2, intRadius, intRadius, 180f, 90f);
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path2.AddArc(this.Width - 1 - 2 - intRadius, 1 + 2, intRadius, intRadius, 270f, 90f);
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path2.AddArc(this.Width - 1 - 2 - intRadius, this.Height - 2 - intRadius - 1, intRadius, intRadius, 0f, 90f);
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path2.AddArc(this.Width - this.Height - 1 + 2, this.Height - 2 - intRadius - 1, intRadius, intRadius, 90f, 90f);
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g.FillPath(Brushes.White, path2);
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if (string.IsNullOrEmpty(strText))
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{
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g.DrawEllipse(new Pen(Color.White, 2), new Rectangle((this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2, (this.Height - 2 - (this.Height - 2 - 4) / 2) / 2 + 1, (this.Height - 2 - 4) / 2, (this.Height - 2 - 4) / 2));
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}
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else
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{
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System.Drawing.SizeF sizeF = g.MeasureString(strText.Replace(" ", "A"), Font);
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int intTextY = (this.Height - (int)sizeF.Height) / 2 + 2;
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g.DrawString(strText, Font, new SolidBrush(m_trueTextColr), new Point((this.Height - 2 - 4) / 2, intTextY));
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}
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}
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else
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{
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GraphicsPath path2 = new GraphicsPath();
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path2.AddArc(1 + 2, 1 + 2, intRadius, intRadius, 180f, 90f);
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path2.AddArc(this.Height - 2 - intRadius, 1 + 2, intRadius, intRadius, 270f, 90f);
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path2.AddArc(this.Height - 2 - intRadius, this.Height - 2 - intRadius - 1, intRadius, intRadius, 0f, 90f);
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path2.AddArc(1 + 2, this.Height - 2 - intRadius - 1, intRadius, intRadius, 90f, 90f);
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g.FillPath(Brushes.White, path2);
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//g.FillEllipse(Brushes.White, new Rectangle(1 + 2, 1 + 2, this.Height - 2 - 4, this.Height - 2 - 4));
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if (string.IsNullOrEmpty(strText))
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{
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g.DrawEllipse(new Pen(Color.White, 2), new Rectangle(this.Width - 2 - (this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2, (this.Height - 2 - (this.Height - 2 - 4) / 2) / 2 + 1, (this.Height - 2 - 4) / 2, (this.Height - 2 - 4) / 2));
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}
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else
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{
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System.Drawing.SizeF sizeF = g.MeasureString(strText.Replace(" ", "A"), Font);
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int intTextY = (this.Height - (int)sizeF.Height) / 2 + 2;
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g.DrawString(strText, Font, new SolidBrush(m_falseTextColr), new Point(this.Width - 2 - (this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2 - (int)sizeF.Width / 2, intTextY));
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}
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}
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}
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else
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{
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var fillColor = m_checked ? m_trueColor : m_falseColor;
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int intLineHeight = (this.Height - 2 - 4) / 2;
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GraphicsPath path = new GraphicsPath();
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path.AddLine(new Point(this.Height / 2, (this.Height - intLineHeight) / 2), new Point(this.Width - this.Height / 2, (this.Height - intLineHeight) / 2));
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path.AddArc(new Rectangle(this.Width - this.Height / 2 - intLineHeight - 1, (this.Height - intLineHeight) / 2, intLineHeight, intLineHeight), -90, 180);
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path.AddLine(new Point(this.Width - this.Height / 2, (this.Height - intLineHeight) / 2 + intLineHeight), new Point(this.Width - this.Height / 2, (this.Height - intLineHeight) / 2 + intLineHeight));
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path.AddArc(new Rectangle(this.Height / 2, (this.Height - intLineHeight) / 2, intLineHeight, intLineHeight), 90, 180);
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g.FillPath(new SolidBrush(fillColor), path);
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if (m_checked)
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{
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g.FillEllipse(new SolidBrush(fillColor), new Rectangle(this.Width - this.Height - 1 + 2, 1 + 2, this.Height - 2 - 4, this.Height - 2 - 4));
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g.FillEllipse(Brushes.White, new Rectangle(this.Width - 2 - (this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2 - 4, (this.Height - 2 - (this.Height - 2 - 4) / 2) / 2 + 1, (this.Height - 2 - 4) / 2, (this.Height - 2 - 4) / 2));
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}
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else
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{
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g.FillEllipse(new SolidBrush(fillColor), new Rectangle(1 + 2, 1 + 2, this.Height - 2 - 4, this.Height - 2 - 4));
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g.FillEllipse(Brushes.White, new Rectangle((this.Height - 2 - 4) / 2 - ((this.Height - 2 - 4) / 2) / 2 + 4, (this.Height - 2 - (this.Height - 2 - 4) / 2) / 2 + 1, (this.Height - 2 - 4) / 2, (this.Height - 2 - 4) / 2));
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}
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}
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}
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}
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}
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