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https://github.com/ShareX/ShareX.git
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94 lines
2.9 KiB
C#
94 lines
2.9 KiB
C#
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#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) 2008-2013 ShareX Developers
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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.Drawing.Design;
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using System.Drawing.Drawing2D;
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using System.Windows.Forms;
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using System.Windows.Forms.Design;
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namespace HelpersLib
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{
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public class MyColorEditor : UITypeEditor
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{
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public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
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{
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return UITypeEditorEditStyle.Modal;
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}
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public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
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{
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if (value.GetType() != typeof(RGBA))
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{
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return value;
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}
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IWindowsFormsEditorService svc = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
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if (svc != null)
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{
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RGBA color = (RGBA)value;
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using (DialogColor form = new DialogColor(color))
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{
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if (svc.ShowDialog(form) == DialogResult.OK)
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{
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return form.NewColor.RGBA;
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}
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}
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}
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return value;
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}
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public override bool GetPaintValueSupported(ITypeDescriptorContext context)
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{
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return true;
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}
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public override void PaintValue(PaintValueEventArgs e)
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{
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Graphics g = e.Graphics;
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RGBA color = (RGBA)e.Value;
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if (color.Alpha < 255)
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{
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using (Image checker = ImageHelpers.CreateCheckers(e.Bounds.Width / 2, e.Bounds.Height / 2, Color.LightGray, Color.White))
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{
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g.DrawImage(checker, e.Bounds);
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}
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}
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using (SolidBrush brush = new SolidBrush(color))
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{
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e.Graphics.FillRectangle(brush, e.Bounds);
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}
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e.Graphics.DrawRectangleProper(Pens.Black, e.Bounds);
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}
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}
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}
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