2019-05-02 21:45:54 +12:00
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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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2022-01-12 05:32:17 +13:00
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Copyright (c) 2007-2022 ShareX Team
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2019-05-02 21:45:54 +12:00
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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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2020-07-06 11:23:59 +12:00
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using ShareX.HelpersLib;
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2019-05-02 21:45:54 +12:00
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using System;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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namespace ShareX.ScreenCaptureLib
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{
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public class MagnifyDrawingShape : EllipseDrawingShape
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{
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public override ShapeType ShapeType { get; } = ShapeType.DrawingMagnify;
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public int MagnifyStrength { get; set; } = 200;
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2020-07-06 11:23:59 +12:00
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public ImageInterpolationMode ImageInterpolationMode { get; set; }
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2019-05-02 21:45:54 +12:00
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2019-05-03 20:01:09 +12:00
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public MagnifyDrawingShape()
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{
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ForceProportionalResizing = true;
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}
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2019-05-03 19:40:54 +12:00
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public override void OnConfigLoad()
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{
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base.OnConfigLoad();
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MagnifyStrength = AnnotationOptions.MagnifyStrength;
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2019-05-05 18:53:03 +12:00
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ImageInterpolationMode = AnnotationOptions.ImageInterpolationMode;
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2019-05-03 19:40:54 +12:00
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}
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public override void OnConfigSave()
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{
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base.OnConfigSave();
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AnnotationOptions.MagnifyStrength = MagnifyStrength;
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AnnotationOptions.ImageInterpolationMode = ImageInterpolationMode;
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}
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public override void OnDraw(Graphics g)
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{
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g.PixelOffsetMode = PixelOffsetMode.Half;
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2020-07-06 11:23:59 +12:00
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g.InterpolationMode = ImageHelpers.GetInterpolationMode(ImageInterpolationMode);
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2019-05-02 21:45:54 +12:00
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using (GraphicsPath gp = new GraphicsPath())
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{
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gp.AddEllipse(Rectangle);
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g.SetClip(gp);
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2019-05-03 19:44:04 +12:00
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float magnify = Math.Max(MagnifyStrength, 100) / 100f;
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int newWidth = (int)(Rectangle.Width / magnify);
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int newHeight = (int)(Rectangle.Height / magnify);
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g.DrawImage(Manager.Form.Canvas, Rectangle,
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2022-02-20 19:30:39 +13:00
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new RectangleF(Rectangle.X + (Rectangle.Width / 2) - (newWidth / 2) - Manager.Form.CanvasRectangle.X + Manager.RenderOffset.X,
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2019-08-22 02:28:17 +12:00
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Rectangle.Y + (Rectangle.Height / 2) - (newHeight / 2) - Manager.Form.CanvasRectangle.Y + Manager.RenderOffset.Y,
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newWidth, newHeight), GraphicsUnit.Pixel);
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g.ResetClip();
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}
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g.PixelOffsetMode = PixelOffsetMode.Default;
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g.InterpolationMode = InterpolationMode.Bilinear;
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DrawEllipse(g);
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}
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}
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}
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