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148 lines
No EOL
5.7 KiB
C#
148 lines
No EOL
5.7 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) 2007-2022 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.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 TextOutlineDrawingShape : TextDrawingShape
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{
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public override ShapeType ShapeType { get; } = ShapeType.DrawingTextOutline;
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public override bool SupportGradient { get; } = true;
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public override void OnConfigLoad()
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{
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TextOptions = AnnotationOptions.TextOutlineOptions.Copy();
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BorderColor = AnnotationOptions.TextOutlineBorderColor;
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BorderSize = AnnotationOptions.TextOutlineBorderSize;
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Shadow = AnnotationOptions.Shadow;
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ShadowColor = AnnotationOptions.ShadowColor;
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ShadowOffset = AnnotationOptions.ShadowOffset;
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}
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public override void OnConfigSave()
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{
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AnnotationOptions.TextOutlineOptions = TextOptions;
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AnnotationOptions.TextOutlineBorderColor = BorderColor;
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AnnotationOptions.TextOutlineBorderSize = BorderSize;
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AnnotationOptions.Shadow = Shadow;
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AnnotationOptions.ShadowColor = ShadowColor;
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AnnotationOptions.ShadowOffset = ShadowOffset;
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}
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public override void OnDraw(Graphics g)
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{
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DrawTextWithOutline(g, Text, TextOptions, TextOptions.Color, BorderColor, BorderSize, Rectangle);
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}
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protected void DrawTextWithOutline(Graphics g, string text, TextDrawingOptions options, Color textColor, Color borderColor, int borderSize, RectangleF rect)
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{
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if (!string.IsNullOrEmpty(text) && rect.Width > 10 && rect.Height > 10)
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{
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using (GraphicsPath gp = new GraphicsPath())
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{
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gp.FillMode = FillMode.Winding;
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using (Font font = new Font(options.Font, options.Size, options.Style))
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using (StringFormat sf = new StringFormat { Alignment = options.AlignmentHorizontal, LineAlignment = options.AlignmentVertical })
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{
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float emSize = g.DpiY * font.SizeInPoints / 72;
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gp.AddString(text, font.FontFamily, (int)font.Style, emSize, rect, sf);
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}
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RectangleF pathRect = gp.GetBounds();
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if (pathRect.IsEmpty) return;
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g.SmoothingMode = SmoothingMode.HighQuality;
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if (Shadow)
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{
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using (Matrix matrix = new Matrix())
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{
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matrix.Translate(ShadowOffset.X, ShadowOffset.Y);
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gp.Transform(matrix);
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if (IsBorderVisible)
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{
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using (Pen shadowPen = new Pen(ShadowColor, borderSize) { LineJoin = LineJoin.Round })
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{
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g.DrawPath(shadowPen, gp);
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}
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}
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else
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{
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using (Brush shadowBrush = new SolidBrush(ShadowColor))
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{
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g.FillPath(shadowBrush, gp);
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}
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}
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matrix.Reset();
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matrix.Translate(-ShadowOffset.X, -ShadowOffset.Y);
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gp.Transform(matrix);
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}
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}
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if (IsBorderVisible)
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{
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using (Pen borderPen = new Pen(borderColor, borderSize) { LineJoin = LineJoin.Round })
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{
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g.DrawPath(borderPen, gp);
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}
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}
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Brush textBrush = null;
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try
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{
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if (TextOptions.Gradient)
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{
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textBrush = new LinearGradientBrush(pathRect.Round().Offset(1), textColor, TextOptions.Color2, TextOptions.GradientMode);
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}
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else
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{
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textBrush = new SolidBrush(textColor);
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}
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g.FillPath(textBrush, gp);
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}
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finally
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{
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if (textBrush != null)
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{
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textBrush.Dispose();
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}
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}
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g.SmoothingMode = SmoothingMode.None;
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}
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}
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}
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}
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} |