using System;
using OpenTK.Graphics.OpenGL;
namespace RecrownedGTK.Graphics {
    public class ElementBufferHandle : IDisposable {
        private bool disposed;
        private int handle;
        public ElementBufferHandle() {
            handle = GL.GenBuffer();
        }
        public void Bind() {
            GL.BindBuffer(BufferTarget.ElementArrayBuffer, handle);
        }

        public void Unbind() {
            GL.BindBuffer(BufferTarget.ElementArrayBuffer, 0);
        }

        public void Flush(uint[] indices, BufferUsageHint hint = BufferUsageHint.StaticDraw) {
            GL.BufferData(BufferTarget.ElementArrayBuffer, indices.Length * sizeof(uint), indices, hint);
        }

        public void Dispose() {
            Dispose(true);
            GC.SuppressFinalize(this);
        }

        protected virtual void Dispose(bool disposing) {
            if (disposed) return;
            if (disposing) {

            }
            disposed = true;
            Unbind();
            GL.DeleteBuffer(handle);
        }

        ~ElementBufferHandle() {
            Dispose(false);
        }
    }
}