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87 lines
No EOL
3 KiB
C#
87 lines
No EOL
3 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) 2007-2020 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;
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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.Windows.Forms;
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namespace ShareX.ImageEffectsLib
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{
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internal class Canvas : ImageEffect
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{
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[DefaultValue(typeof(Padding), "0, 0, 0, 0")]
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public Padding Margin { get; set; }
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[DefaultValue(CanvasMarginMode.AbsoluteSize), Description("How the margin around the canvas will be calculated."), TypeConverter(typeof(EnumDescriptionConverter))]
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public CanvasMarginMode MarginMode { get; set; }
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[DefaultValue(typeof(Color), "Transparent"), Editor(typeof(MyColorEditor), typeof(UITypeEditor)), TypeConverter(typeof(MyColorConverter))]
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public Color Color { get; set; }
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public Canvas()
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{
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this.ApplyDefaultPropertyValues();
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}
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public enum CanvasMarginMode
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{
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AbsoluteSize,
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PercentageOfCanvas
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}
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public override Bitmap Apply(Bitmap bmp)
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{
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Padding canvasMargin;
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if (MarginMode == CanvasMarginMode.PercentageOfCanvas)
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{
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// Calculate the amount of padding to add to the sides, based on canvas size.
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canvasMargin = new Padding();
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canvasMargin.Top = (int)Math.Round(Margin.Top / 100f * bmp.Height);
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canvasMargin.Bottom = (int)Math.Round(Margin.Bottom / 100f * bmp.Height);
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canvasMargin.Left = (int)Math.Round(Margin.Left / 100f * bmp.Width);
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canvasMargin.Right = (int)Math.Round(Margin.Right / 100f * bmp.Width);
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}
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else
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{
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// Use the margin as is (absolute size)
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canvasMargin = Margin;
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}
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Bitmap bmpResult = ImageHelpers.AddCanvas(bmp, canvasMargin, Color);
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if (bmpResult == null)
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{
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return bmp;
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}
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bmp.Dispose();
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return bmpResult;
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}
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}
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} |