124 lines
No EOL
3.9 KiB
C#
124 lines
No EOL
3.9 KiB
C#
/*
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Copyright (c) 2017, John Lewin
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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The views and conclusions contained in the software and documentation are those
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of the authors and should not be interpreted as representing official policies,
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either expressed or implied, of the FreeBSD Project.
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*/
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Reflection;
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using System.Threading.Tasks;
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using MatterHackers.Agg.Image;
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using MatterHackers.Agg.Platform;
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using MatterHackers.DataConverters3D;
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using MatterHackers.MatterControl.Library;
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using MatterHackers.PolygonMesh;
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namespace MatterHackers.MatterControl.Plugins.SvgConverter
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{
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/// <summary>
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/// Loads IObject3D and thumbnails for SVG based ILibraryItem objects
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/// </summary>
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public class SvgContentProvider : ISceneContentProvider
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{
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private static ImageBuffer imageBuffer;
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static SvgContentProvider()
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{
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using (var stream = Assembly.GetExecutingAssembly()?.GetManifestResourceStream("Experimental.Svg.Logo.png"))
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{
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imageBuffer = new ImageBuffer();
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AggContext.ImageIO.LoadImageData(stream, imageBuffer);
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}
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}
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public async Task<IObject3D> CreateItem(ILibraryItem item, Action<double, string> reporter)
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{
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const double DefaultSizeMm = 40;
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return await Task.Run(async () =>
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{
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if (imageBuffer != null)
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{
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// Build an ImageBuffer from some svg content
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double scaleMmPerPixels = Math.Min(DefaultSizeMm / imageBuffer.Width, DefaultSizeMm / imageBuffer.Height);
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// Create texture mesh
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double width = scaleMmPerPixels * imageBuffer.Width;
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double height = scaleMmPerPixels * imageBuffer.Height;
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Mesh textureMesh = PlatonicSolids.CreateCube(width, height, 0.2);
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textureMesh.PlaceTextureOnFaces(0, imageBuffer);
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string assetPath = null;
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if (item is ILibraryAssetStream assetStream)
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{
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assetPath = assetStream.AssetPath;
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if (string.IsNullOrWhiteSpace(assetPath))
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{
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using (var streamAndLength = await assetStream.GetStream(null))
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{
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string assetID = AssetObject3D.AssetManager.StoreStream(streamAndLength.Stream, ".svg");
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assetPath = assetID;
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}
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}
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}
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var svgObject = new SvgObject3D()
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{
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DString = "", // How to acquire?
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SvgPath = assetPath
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};
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svgObject.Children.Add(new Object3D()
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{
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Mesh = textureMesh
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});
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await svgObject.Rebuild();
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return svgObject;
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}
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else
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{
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return null;
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}
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});
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}
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public Task<ImageBuffer> GetThumbnail(ILibraryItem item, int width, int height)
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{
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return Task.FromResult<ImageBuffer>(this.DefaultImage);
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}
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public ImageBuffer DefaultImage => AggContext.StaticData.LoadIcon(Path.Combine("Library", "svg.png"));
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}
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} |