45 lines
1.7 KiB
C#
45 lines
1.7 KiB
C#
// --------------------------------------------------------------------------------------------------------------------
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// <copyright file="SvgExporter.cs" company="OxyPlot">
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// Copyright (c) 2020 OxyPlot contributors
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// </copyright>
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// --------------------------------------------------------------------------------------------------------------------
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namespace OxyPlot.SkiaSharp
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{
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using global::SkiaSharp;
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using System.IO;
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/// <summary>
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/// Provides functionality to export plots to scalable vector graphics using the SkiaSharp SVG canvas.
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/// </summary>
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public class SvgExporter : IExporter
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{
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/// <summary>
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/// Gets or sets the height (in user units) of the output area.
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/// </summary>
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public float Height { get; set; }
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/// <summary>
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/// Gets or sets the width (in user units) of the output area.
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/// </summary>
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public float Width { get; set; }
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/// <inheritdoc/>
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public void Export(IPlotModel model, Stream stream)
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{
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using var skStream = new SKManagedWStream(stream);
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using var canvas = SKSvgCanvas.Create(new SKRect(0, 0, this.Width, this.Height), skStream);
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if (!model.Background.IsInvisible())
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{
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canvas.Clear(model.Background.ToSKColor());
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}
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// SVG export does not work with UseTextShaping=true. However SVG does text shaping by itself anyway, so we can just disable it
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using var context = new SkiaRenderContext { RenderTarget = RenderTarget.VectorGraphic, SkCanvas = canvas, UseTextShaping = false };
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model.Update(true);
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model.Render(context, new OxyRect(0, 0, this.Width, this.Height));
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}
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}
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}
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