GuiImageButton.cs

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using Microsoft.Xna.Framework.Graphics;
using Terraria.GameContent.UI.Elements;
using Terraria.UI;

namespace Loot.UI.Common.Controls.Button
{
    internal class GuiImageButton : GuiButton
    {
        public UIImageButton Button { get; }

        public delegate void WhenClickedEvent(UIMouseEvent evt, UIElement listeningElement, UIImageButton btn);
        public event WhenClickedEvent WhenClicked;

        internal GuiImageButton(ButtonType buttonType, Texture2D texture) : base(buttonType)
        {
            Button = new UIImageButton(texture);
            Button.Width.Set(Width.Pixels, 0);
            Button.Height.Set(Height.Pixels, 0);
            Button.OnClick += (evt, element) => WhenClicked?.Invoke(evt, element, Button);
            Frame.Append(Button);
        }

        //protected override void DrawSelf(SpriteBatch spriteBatch)
        //{
        //  base.DrawSelf(spriteBatch);
        //  //#if DEBUG
        //  //          spriteBatch.Draw(
        //  //              Main.magicPixel,
        //  //              FrameBounds.ToRectangle(),
        //  //              Color.Orange * 0.4f
        //  //          );
        //  //#endif

        //  //#if DEBUG
        //  //          spriteBatch.Draw(
        //  //              Main.magicPixel,
        //  //              Button.GetOuterDimensions().ToRectangle(),
        //  //              Color.Blue * 0.4f
        //  //          );
        //  //#endif
        //}
    }
}