#region License Information (GPL v3)
/*
ShareX - A program that allows you to take screenshots and share any file type
Copyright (C) 2007-2015 ShareX Developers
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
Optionally you can also view the license at .
*/
#endregion License Information (GPL v3)
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Linq;
namespace ShareX.HelpersLib
{
public class GradientInfo
{
[DefaultValue(LinearGradientMode.Vertical)]
public LinearGradientMode Type { get; set; }
public List Colors { get; set; }
public bool IsValid
{
get
{
return Colors != null && Colors.Count >= 2 && Colors.Any(x => x.Location == 0f) && Colors.Any(x => x.Location == 100f);
}
}
public GradientInfo()
{
Type = LinearGradientMode.Vertical;
Colors = new List();
}
public void Draw(Graphics g, Rectangle rect)
{
if (IsValid)
{
try
{
using (LinearGradientBrush brush = new LinearGradientBrush(new Rectangle(0, 0, rect.Width, rect.Height), Color.White, Color.White, Type))
{
ColorBlend colorBlend = new ColorBlend();
IEnumerable gradient = Colors.OrderBy(x => x.Location);
colorBlend.Colors = gradient.Select(x => x.Color).ToArray();
colorBlend.Positions = gradient.Select(x => x.Location / 100).ToArray();
brush.InterpolationColors = colorBlend;
g.FillRectangle(brush, rect);
}
}
catch { }
}
}
public override string ToString()
{
return "Gradient";
}
}
}