49 lines
1.5 KiB
C#
49 lines
1.5 KiB
C#
using System;
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using System.Collections.Generic;
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using Engine.Core;
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using YamlDotNet.Core;
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using YamlDotNet.Core.Events;
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using YamlDotNet.Serialization;
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namespace Engine.Serializers.Yaml;
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public class Shape2DConverter : EngineTypeYamlSerializerBase<Shape2D>
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{
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public override Shape2D Read(IParser parser, Type type, ObjectDeserializer rootDeserializer)
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{
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parser.Consume<MappingStart>();
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if (parser.Consume<Scalar>().Value.CompareTo(nameof(Shape2D.Vertices)) != 0)
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throw new ArgumentException($"{nameof(Shape2D)} mapping have a {nameof(Shape2D.Vertices)}");
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parser.Consume<SequenceStart>();
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List<Vector2D> vertices = [];
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while (!parser.TryConsume<SequenceEnd>(out _))
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{
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Vector2D vertex = (Vector2D)rootDeserializer(typeof(Vector2D))!;
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vertices.Add(vertex);
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}
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parser.Consume<MappingEnd>();
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return new Shape2D(vertices);
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}
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public override void WriteYaml(IEmitter emitter, object? value, Type type, ObjectSerializer serializer)
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{
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Shape2D shape2D = (Shape2D)value!;
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emitter.Emit(new MappingStart());
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emitter.Emit(new Scalar(nameof(Shape2D.Vertices)));
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emitter.Emit(new SequenceStart(anchor: null, tag: null, isImplicit: false, style: SequenceStyle.Block));
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foreach (Vector2D vertex in shape2D.Vertices)
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serializer(vertex, typeof(Vector2D));
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emitter.Emit(new SequenceEnd());
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emitter.Emit(new MappingEnd());
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}
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}
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