using System;
using WasmBox.Pixie.Markup;

namespace WasmBox.Pixie.Terminal.Devices {
    /// <summary>
    /// A style manager implementation that does not apply any styles.
    /// </summary>
    public sealed class NoStyleManager : StyleManager {
        private NoStyleManager() { }

        /// <summary>
        /// A style manager instance that does not apply any styles.
        /// </summary>
        /// <returns>A style manager instance.</returns>
        public static readonly NoStyleManager Instance = new NoStyleManager();

        /// <inheritdoc/>
        public override void PopStyle() {

        }

        /// <inheritdoc/>
        public override void PushBackgroundColor(Color color) {

        }

        /// <inheritdoc/>
        public override void PushForegroundColor(Color color) {

        }

        /// <inheritdoc/>
        public override void PushDecoration(
            TextDecoration decoration,
            Func<TextDecoration, TextDecoration, TextDecoration> updateDecoration) { }
    }
}