87 lines
3.1 KiB
C#
87 lines
3.1 KiB
C#
using System;
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using System.Windows;
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using System.Windows.Ink;
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using System.Windows.Media;
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using OSVersionExtension;
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namespace Ink_Canvas.Helpers
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{
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/// <summary>墨迹形状识别后端：自动 / IACore / WinRT。</summary>
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public enum ShapeRecognitionEngineMode
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{
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Auto = 0,
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IACore = 1,
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WinRT = 2,
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}
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public static class ShapeRecognitionRouter
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{
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/// <summary>
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/// 自动模式：按当前进程位数选择——<c>64</c> 位进程用 WinRT，<c>32</c> 位进程（含 x86 目标在 WOW64 下运行）用 IACore。
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/// </summary>
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public static bool ResolveUseWinRt(ShapeRecognitionEngineMode mode)
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{
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if (mode == ShapeRecognitionEngineMode.WinRT) return true;
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if (mode == ShapeRecognitionEngineMode.IACore) return false;
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return Environment.Is64BitProcess;
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}
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public static bool ShouldRunShapeRecognition(bool inkToShapeEnabled, ShapeRecognitionEngineMode mode)
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{
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if (!inkToShapeEnabled) return false;
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if (ResolveUseWinRt(mode))
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return OSVersion.GetOperatingSystem() >= OSVersionExtension.OperatingSystem.Windows10;
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return !Environment.Is64BitProcess;
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}
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public static ShapeRecognitionEngineMode FromSettingsInt(int value)
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{
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if (value == (int)ShapeRecognitionEngineMode.IACore) return ShapeRecognitionEngineMode.IACore;
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if (value == (int)ShapeRecognitionEngineMode.WinRT) return ShapeRecognitionEngineMode.WinRT;
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return ShapeRecognitionEngineMode.Auto;
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}
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}
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/// <summary>与具体识别后端无关的形状识别结果，供统一纠正模块消费。</summary>
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public sealed class InkShapeRecognitionResult
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{
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public static readonly InkShapeRecognitionResult Empty = new InkShapeRecognitionResult();
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private InkShapeRecognitionResult()
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{
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IsSuccess = false;
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ShapeName = string.Empty;
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Centroid = new Point();
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HotPoints = new PointCollection();
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StrokesToRemove = new StrokeCollection();
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}
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public InkShapeRecognitionResult(
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string shapeName,
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Point centroid,
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PointCollection hotPoints,
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double shapeWidth,
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double shapeHeight,
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StrokeCollection strokesToRemove)
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{
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ShapeName = shapeName ?? string.Empty;
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Centroid = centroid;
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HotPoints = hotPoints ?? new PointCollection();
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ShapeWidth = shapeWidth;
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ShapeHeight = shapeHeight;
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StrokesToRemove = strokesToRemove ?? new StrokeCollection();
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IsSuccess = StrokesToRemove.Count > 0
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&& !string.IsNullOrEmpty(ShapeName)
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&& ShapeName != "Drawing";
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}
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public bool IsSuccess { get; }
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public string ShapeName { get; }
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public Point Centroid { get; set; }
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public PointCollection HotPoints { get; }
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public double ShapeWidth { get; }
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public double ShapeHeight { get; }
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public StrokeCollection StrokesToRemove { get; }
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}
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}
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