XFESystem

using AngleSharp.Dom;

namespace XFESystem.Browser;

/// <summary>Page-owned services. These delegates are never projected as CLR objects to JavaScript.</summary>
public sealed class BrowserDomHost
{
    public Action? Mutated { get; init; }
    public Action<IElement>? ResourceRequested { get; init; }
    public Func<INode, BrowserRect>? Measure { get; init; }
    public Func<INode, int, INode, int, IReadOnlyList<BrowserRect>>? MeasureRange { get; init; }
    public Func<double, double, INode?>? HitTest { get; init; }
    public Func<INode, string, string?>? ComputedStyle { get; init; }
    public Func<BrowserViewport>? Viewport { get; init; }
    public Action<INode?>? FocusChanged { get; init; }
    public Func<string, BrowserFont, double>? MeasureText { get; init; }
    public Func<string, BrowserFont, (int Width, int Height, byte[] Alpha)>? RasterizeText { get; init; }
    public Action<IElement, BrowserCanvasSurface>? CanvasChanged { get; init; }
}

public sealed record BrowserDomEventInit
{
    public bool Bubbles { get; init; } = true;
    public bool Cancelable { get; init; } = true;
    public double ClientX { get; init; }
    public double ClientY { get; init; }
    public double DeltaX { get; init; }
    public double DeltaY { get; init; }
    public int Button { get; init; }
    public int Buttons { get; init; }
    public string Key { get; init; } = string.Empty;
    public string Code { get; init; } = string.Empty;
    public bool CtrlKey { get; init; }
    public bool ShiftKey { get; init; }
    public bool AltKey { get; init; }
    public bool MetaKey { get; init; }
    public string Data { get; init; } = string.Empty;
    public string InputType { get; init; } = string.Empty;
}