using System.Windows.Markup;
using System.Windows.Media.Imaging;

using WPFluent.Controls;

namespace WPFluent.Markup;

/// <summary>
/// HCWhite <see cref="MarkupExtension"/> which can provide <see cref="ImageIcon"/>.
/// </summary>
/// <example>
/// <code lang="xml"> /// &lt;ui:Button ///     Appearance="Primary" ///     Content="WPF UI button with font icon" /// 
///    Icon="{ui:ImageIcon '/my-icon.png'}" /&gt; ///</code> <code lang="xml"> /// &lt;ui:Button Icon="{ui:ImageIcon
/// 'pack://application:,,,/Assets/wpfui.png'}" /&gt; ///</code> <code lang="xml"> /// &lt;ui:HyperlinkButton
/// Icon="{ui:ImageIcon 'pack://application:,,,/Assets/wpfui.png'}" /&gt; ///</code> <code lang="xml"> ///
/// &lt;ui:TitleBar Icon="{ui:ImageIcon 'pack://application:,,,/Assets/wpfui.png'}" /&gt; ///</code>
/// </example>
[ContentProperty(nameof(Source))]
[MarkupExtensionReturnType(typeof(ImageIcon))]
public class ImageIconExtension : MarkupExtension
{
    public ImageIconExtension(ImageSource? source) { Source = source; }
    public ImageIconExtension(string source)
    {
        Source = new BitmapImage(new Uri(source, UriKind.RelativeOrAbsolute));
    }
    public override object ProvideValue(IServiceProvider serviceProvider)
    {
        var imageIcon = new ImageIcon { Source = Source, Width = Width, Height = Height, };

        return imageIcon;
    }

    public double Height { get; set; } = 16D;

    [ConstructorArgument("source")]
    public ImageSource? Source { get; set; }

    public double Width { get; set; } = 16D;
}