mirror of
https://github.com/DarthAffe/HPPH.git
synced 2025-12-12 13:28:37 +00:00
252 lines
12 KiB
C#
252 lines
12 KiB
C#
using System.Collections.Generic;
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using System.Collections.Immutable;
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using System.Text;
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namespace HPPH.Generators;
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internal class Colors : IGeneratorFeature
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{
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public IEnumerable<(string name, string source)> GenerateFor(ColorFormatData colorFormat)
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{
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string colorStructCode = GenerateColorStructCode(colorFormat);
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if (!string.IsNullOrWhiteSpace(colorStructCode))
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{
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yield return (colorFormat.TypeName, colorStructCode!);
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yield return ($"ColorFormat{colorFormat.Format}", GenerateColorFormatCode(colorFormat));
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}
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}
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public IEnumerable<(string name, string source)> GenerateFor(ImmutableArray<ColorFormatData> colorFormats)
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{
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yield return ("IColorFormat.Instances", GenerateColorFormats(colorFormats));
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}
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private static string GenerateColorStructCode(ColorFormatData colorFormat)
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=> colorFormat.Bpp switch
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{
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3 => $$"""
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#nullable enable
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// ReSharper disable ConvertToAutoProperty
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// ReSharper disable ConvertToAutoPropertyWhenPossible
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// ReSharper disable ReplaceWithPrimaryConstructorParameter
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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namespace HPPH;
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/// <summary>
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/// Represents a color in 24 bit {{colorFormat.Format}}-format.
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/// </summary>
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/// <remarks>
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/// Initializes a new instance of the <see cref="{{colorFormat.TypeName}}"/> class.
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/// </remarks>
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/// <param name="{{colorFormat.FirstEntry}}">The {{colorFormat.FirstEntryName}}-component of the color.</param>
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/// <param name="{{colorFormat.SecondEntry}}">The {{colorFormat.SecondEntryName}}-component of the color.</param>
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/// <param name="{{colorFormat.ThirdEntry}}">The {{colorFormat.ThirdEntryName}}-component of the color.</param>
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[DebuggerDisplay("[A: {A}, R: {R}, G: {G}, B: {B}]")]
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[SkipLocalsInit]
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[StructLayout(LayoutKind.Sequential)]
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public readonly partial struct {{colorFormat.TypeName}}(byte {{colorFormat.FirstEntry}}, byte {{colorFormat.SecondEntry}}, byte {{colorFormat.ThirdEntry}}): IColor, IEquatable<{{colorFormat.TypeName}}>
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{
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#region Properties & Fields
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/// <inheritdoc />
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public static IColorFormat ColorFormat => IColorFormat.{{colorFormat.Format}};
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private readonly byte _{{colorFormat.FirstEntry}} = {{colorFormat.FirstEntry}};
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private readonly byte _{{colorFormat.SecondEntry}} = {{colorFormat.SecondEntry}};
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private readonly byte _{{colorFormat.ThirdEntry}} = {{colorFormat.ThirdEntry}};
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/// <inheritdoc />
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public byte R => _r;
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/// <inheritdoc />
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public byte G => _g;
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/// <inheritdoc />
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public byte B => _b;
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/// <inheritdoc />
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public byte A => byte.MaxValue;
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#endregion
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#region Operators
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public static bool operator ==({{colorFormat.TypeName}} left, {{colorFormat.TypeName}} right) => left.Equals(right);
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public static bool operator !=({{colorFormat.TypeName}} left, {{colorFormat.TypeName}} right) => !left.Equals(right);
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#endregion
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#region Methods
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/// <inheritdoc />
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public bool Equals(IColor? other) => (other != null) && (R == other.R) && (G == other.G) && (B == other.B) && (A == other.A);
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/// <inheritdoc />
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public bool Equals({{colorFormat.TypeName}} other) => (_{{colorFormat.FirstEntry}} == other._{{colorFormat.FirstEntry}}) && (_{{colorFormat.SecondEntry}} == other._{{colorFormat.SecondEntry}}) && (_{{colorFormat.ThirdEntry}} == other._{{colorFormat.ThirdEntry}});
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/// <inheritdoc />
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public override bool Equals(object? obj) => obj is {{colorFormat.TypeName}} other && Equals(other);
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/// <inheritdoc />
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public override int GetHashCode() => HashCode.Combine(_{{colorFormat.FirstEntry}}, _{{colorFormat.SecondEntry}}, _{{colorFormat.ThirdEntry}});
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/// <inheritdoc />
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public override string ToString() => $"[A: {A}, R: {R}, G: {G}, B: {B}]";
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/// <inheritdoc />
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public static IColor Create(byte r, byte g, byte b, byte a) => new {{colorFormat.TypeName}}({{colorFormat.FirstEntry}}, {{colorFormat.SecondEntry}}, {{colorFormat.ThirdEntry}});
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#endregion
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}
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""",
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4 => $$"""
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#nullable enable
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// ReSharper disable ConvertToAutoProperty
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// ReSharper disable ConvertToAutoPropertyWhenPossible
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// ReSharper disable ReplaceWithPrimaryConstructorParameter
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using System.Diagnostics;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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namespace HPPH;
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/// <summary>
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/// Represents a color in 32 bit {{colorFormat.Format}}-format.
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/// </summary>
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/// <remarks>
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/// Initializes a new instance of the <see cref="{{colorFormat.TypeName}}"/> class.
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/// </remarks>
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/// <param name="{{colorFormat.FirstEntry}}">The {{colorFormat.FirstEntryName}}-component of the color.</param>
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/// <param name="{{colorFormat.SecondEntry}}">The {{colorFormat.SecondEntryName}}-component of the color.</param>
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/// <param name="{{colorFormat.ThirdEntry}}">The {{colorFormat.ThirdEntryName}}-component of the color.</param>
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/// <param name="{{colorFormat.FourthEntry}}">The {{colorFormat.FourthEntryName}}-component of the color.</param>
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[DebuggerDisplay("[A: {A}, R: {R}, G: {G}, B: {B}]")]
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[SkipLocalsInit]
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[StructLayout(LayoutKind.Sequential)]
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public readonly partial struct {{colorFormat.TypeName}}(byte {{colorFormat.FirstEntry}}, byte {{colorFormat.SecondEntry}}, byte {{colorFormat.ThirdEntry}}, byte {{colorFormat.FourthEntry}}) : IColor, IEquatable<{{colorFormat.TypeName}}>
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{
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#region Properties & Fields
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/// <inheritdoc />
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public static IColorFormat ColorFormat => IColorFormat.{{colorFormat.Format}};
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private readonly byte _{{colorFormat.FirstEntry}} = {{colorFormat.FirstEntry}};
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private readonly byte _{{colorFormat.SecondEntry}} = {{colorFormat.SecondEntry}};
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private readonly byte _{{colorFormat.ThirdEntry}} = {{colorFormat.ThirdEntry}};
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private readonly byte _{{colorFormat.FourthEntry}} = {{colorFormat.FourthEntry}};
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/// <inheritdoc />
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public byte R => _r;
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/// <inheritdoc />
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public byte G => _g;
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/// <inheritdoc />
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public byte B => _b;
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/// <inheritdoc />
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public byte A => _a;
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#endregion
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#region Operators
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public static bool operator ==({{colorFormat.TypeName}} left, {{colorFormat.TypeName}} right) => left.Equals(right);
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public static bool operator !=({{colorFormat.TypeName}} left, {{colorFormat.TypeName}} right) => !left.Equals(right);
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#endregion
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#region Methods
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/// <inheritdoc />
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public bool Equals(IColor? other) => (other != null) && (R == other.R) && (G == other.G) && (B == other.B) && (A == other.A);
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/// <inheritdoc />
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public bool Equals({{colorFormat.TypeName}} other) => (_{{colorFormat.FirstEntry}} == other._{{colorFormat.FirstEntry}}) && (_{{colorFormat.SecondEntry}} == other._{{colorFormat.SecondEntry}}) && (_{{colorFormat.ThirdEntry}} == other._{{colorFormat.ThirdEntry}})&& (_{{colorFormat.FourthEntry}}== other._{{colorFormat.FourthEntry}});
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/// <inheritdoc />
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public override bool Equals(object? obj) => obj is {{colorFormat.TypeName}} other && Equals(other);
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/// <inheritdoc />
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public override int GetHashCode() => HashCode.Combine(_{{colorFormat.FirstEntry}}, _{{colorFormat.SecondEntry}}, _{{colorFormat.ThirdEntry}}, _{{colorFormat.FourthEntry}});
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/// <inheritdoc />
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public override string ToString() => $"[A: {A}, R: {R}, G: {G}, B: {B}]";
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/// <inheritdoc />
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public static IColor Create(byte r, byte g, byte b, byte a) => new {{colorFormat.TypeName}}({{colorFormat.FirstEntry}}, {{colorFormat.SecondEntry}}, {{colorFormat.ThirdEntry}}, {{colorFormat.FourthEntry}});
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#endregion
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}
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""",
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_ => null
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};
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private static string GenerateColorFormatCode(ColorFormatData colorFormat)
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{
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return $$"""
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#nullable enable
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namespace HPPH;
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public sealed partial class ColorFormat{{colorFormat.Format}} : IColorFormat
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{
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#region Properties & Fields
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public static ColorFormat{{colorFormat.Format}} Instance { get; } = new();
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public int BytesPerPixel => {{colorFormat.Bpp}};
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public string Name => "{{colorFormat.Format}}";
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ReadOnlySpan<byte> IColorFormat.ByteMapping => [{{colorFormat.ByteMapping}}];
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#endregion
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#region Constructors
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private ColorFormat{{colorFormat.Format}}() {}
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#endregion
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}
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""";
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}
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private static string GenerateColorFormats(ImmutableArray<ColorFormatData> colorFormats)
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{
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StringBuilder sb = new();
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sb.AppendLine("""
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#nullable enable
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namespace HPPH;
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public partial interface IColorFormat
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{
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#region Instances
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""");
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sb.AppendLine();
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foreach (ColorFormatData colorFormat in colorFormats)
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sb.AppendLine($" public static ColorFormat{colorFormat.Format} {colorFormat.Format} => ColorFormat{colorFormat.Format}.Instance;");
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sb.AppendLine();
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sb.AppendLine("""
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#endregion
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}
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""");
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return sb.ToString();
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}
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} |