mirror of
https://github.com/ShareX/ShareX.git
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149 lines
No EOL
4.1 KiB
C#
149 lines
No EOL
4.1 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2022 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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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.Windows.Forms;
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namespace ShareX.HelpersLib
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{
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[DefaultEvent("ColorChanged")]
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public class ColorButton : Button
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{
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public delegate void ColorChangedEventHandler(Color color);
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public event ColorChangedEventHandler ColorChanged;
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private Color color;
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public Color Color
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{
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get
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{
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return color;
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}
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set
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{
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color = value;
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OnColorChanged(color);
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Invalidate();
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}
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}
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[DefaultValue(typeof(Color), "DarkGray")]
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public Color BorderColor { get; set; } = Color.DarkGray;
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[DefaultValue(3)]
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public int Offset { get; set; } = 3;
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[DefaultValue(false)]
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public bool HoverEffect { get; set; } = false;
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[DefaultValue(false)]
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public bool ManualButtonClick { get; set; }
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public ColorPickerOptions ColorPickerOptions { get; set; }
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private bool isMouseHover;
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protected void OnColorChanged(Color color)
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{
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ColorChanged?.Invoke(color);
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}
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protected override void OnMouseClick(MouseEventArgs mevent)
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{
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base.OnMouseClick(mevent);
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if (!ManualButtonClick)
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{
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ShowColorDialog();
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}
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}
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public void ShowColorDialog()
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{
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if (ColorPickerForm.PickColor(Color, out Color newColor, FindForm(), null, ColorPickerOptions))
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{
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Color = newColor;
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}
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}
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protected override void OnMouseEnter(EventArgs e)
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{
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isMouseHover = true;
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base.OnMouseEnter(e);
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}
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protected override void OnMouseLeave(EventArgs e)
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{
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isMouseHover = false;
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base.OnMouseLeave(e);
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}
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protected override void OnPaint(PaintEventArgs pevent)
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{
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base.OnPaint(pevent);
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int boxSize = ClientRectangle.Height - (Offset * 2);
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Rectangle boxRectangle = new Rectangle(ClientRectangle.Width - Offset - boxSize, Offset, boxSize, boxSize);
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Graphics g = pevent.Graphics;
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if (Color.IsTransparent())
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{
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using (Image checker = ImageHelpers.CreateCheckerPattern(boxSize, boxSize))
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{
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g.DrawImage(checker, boxRectangle);
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}
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}
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if (Color.A > 0)
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{
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using (Brush brush = new SolidBrush(Color))
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{
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g.FillRectangle(brush, boxRectangle);
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}
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}
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if (HoverEffect && isMouseHover)
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{
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using (Brush hoverBrush = new SolidBrush(Color.FromArgb(100, 255, 255, 255)))
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{
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g.FillRectangle(hoverBrush, boxRectangle);
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}
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}
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using (Pen borderPen = new Pen(BorderColor))
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{
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g.DrawRectangleProper(borderPen, boxRectangle);
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}
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}
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}
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} |