#region Imports
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using System;
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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.Windows.Forms;
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#endregion
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namespace DPumpHydr.WinFrmUI.RLT.Controls
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{
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#region CheckBox
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[DefaultEvent("CheckedChanged")]
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public class CheckBox : Control
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{
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#region Variables
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private int X;
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private bool _Enable = true;
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private bool _Checked = false;
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private GraphicsPath Shape;
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#endregion
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#region Properties
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public bool Checked
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{
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get => _Checked;
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set
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{
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_Checked = value;
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CheckedChangedEvent?.Invoke(this);
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Invalidate();
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}
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}
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public bool Enable
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{
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get => _Enable;
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set
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{
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_Enable = value;
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Invalidate();
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}
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}
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public Color CheckedEnabledColor { get; set; } = Color.FromArgb(32, 34, 37);
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public Color CheckedDisabledColor { get; set; } = Color.Gray;
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public Color CheckedBorderColor { get; set; } = Color.FromArgb(66, 76, 85);
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public Color CheckedBackColor { get; set; } = Color.FromArgb(66, 76, 85);
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#endregion
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#region EventArgs
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public delegate void CheckedChangedEventHandler(object sender);
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private CheckedChangedEventHandler CheckedChangedEvent;
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public event CheckedChangedEventHandler CheckedChanged
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{
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add => CheckedChangedEvent = (CheckedChangedEventHandler)Delegate.Combine(CheckedChangedEvent, value);
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remove => CheckedChangedEvent = (CheckedChangedEventHandler)Delegate.Remove(CheckedChangedEvent, value);
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}
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protected override void OnMouseMove(MouseEventArgs e)
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{
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base.OnMouseMove(e);
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X = e.Location.X;
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Invalidate();
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}
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protected override void OnMouseDown(MouseEventArgs e)
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{
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if (_Enable)
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{
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Checked = !Checked;
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Focus();
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base.OnMouseDown(e);
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}
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}
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protected override void OnResize(EventArgs e)
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{
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base.OnResize(e);
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Height = 16;
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Shape = new();
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Shape.AddArc(0, 0, 10, 10, 180, 90);
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Shape.AddArc(Width - 11, 0, 10, 10, -90, 90);
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Shape.AddArc(Width - 11, Height - 11, 10, 10, 0, 90);
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Shape.AddArc(0, Height - 11, 10, 10, 90, 90);
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Shape.CloseAllFigures();
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Invalidate();
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}
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#endregion
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public CheckBox()
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{
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Width = 85;
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Height = 16;
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Font = new("Microsoft Sans Serif", 9);
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DoubleBuffered = true;
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Cursor = Cursors.Hand;
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ForeColor = Color.FromArgb(116, 125, 132);
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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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Graphics G = e.Graphics;
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G.Clear(BackColor);
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if (_Checked)
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{
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G.FillRectangle(new SolidBrush(CheckedBorderColor), new Rectangle(0, 0, 16, 16));
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G.FillRectangle(new SolidBrush(CheckedBackColor), new Rectangle(1, 1, 16 - 2, 16 - 2));
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}
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else
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{
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G.FillRectangle(new SolidBrush(CheckedBorderColor), new Rectangle(0, 0, 16, 16));
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G.FillRectangle(new SolidBrush(CheckedBackColor), new Rectangle(1, 1, 16 - 2, 16 - 2));
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}
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if (_Enable)
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{
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if (_Checked)
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{
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G.DrawString("a", new Font("Marlett", 16), new SolidBrush(CheckedEnabledColor), new Point(-5, -3));
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}
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Cursor = Cursors.Hand;
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}
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else
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{
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if (_Checked)
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{
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G.DrawString("a", new Font("Marlett", 16), new SolidBrush(CheckedDisabledColor), new Point(-5, -3));
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}
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Cursor = Cursors.Default;
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}
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G.DrawString(Text, Font, new SolidBrush(ForeColor), new Point(20, 0));
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}
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}
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#endregion
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}
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