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70 lines
2.4 KiB
C#
70 lines
2.4 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) 2007-2019 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 ShareX.HelpersLib;
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using System.ComponentModel;
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using System.Drawing;
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namespace ShareX.ImageEffectsLib
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{
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public class Resize : ImageEffect
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{
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[DefaultValue(250), Description("Use width as 0 to automatically adjust width to maintain aspect ratio.")]
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public int Width { get; set; }
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[DefaultValue(0), Description("Use height as 0 to automatically adjust height to maintain aspect ratio.")]
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public int Height { get; set; }
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[DefaultValue(ResizeMode.ResizeAll)]
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public ResizeMode Mode { get; set; }
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public Resize()
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{
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this.ApplyDefaultPropertyValues();
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}
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public Resize(int width, int height)
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{
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Width = width;
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Height = height;
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}
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public override Image Apply(Image img)
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{
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if (Width <= 0 && Height <= 0) return img;
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int width = Width <= 0 ? (int)((float)Height / img.Height * img.Width) : Width;
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int height = Height <= 0 ? (int)((float)Width / img.Width * img.Height) : Height;
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if ((Mode == ResizeMode.ResizeIfBigger && img.Width <= width && img.Height <= height) ||
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(Mode == ResizeMode.ResizeIfSmaller && img.Width >= width && img.Height >= height))
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{
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return img;
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}
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return ImageHelpers.ResizeImage(img, width, height);
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}
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}
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} |