using System.Drawing;
using System.IO;
using System.Windows.Forms;
using OpenRA.FileFormats.Graphics;
using OpenRA.Graphics;


[assembly: Renderer(typeof(OpenRA.Renderer.Null.NullGraphicsDevice))]

namespace OpenRA.Renderer.Null
{
	public class NullGraphicsDevice : IGraphicsDevice
	{
		public Size WindowSize { get; internal set; }

		public NullGraphicsDevice(int width, int height, WindowMode window, bool vsync)
		{
			WindowSize = new Size(width, height);
		}

		public void EnableScissor(int left, int top, int width, int height)
		{
		}

		public void DisableScissor()
		{
		}

		public void Begin() { }
		public void End() { }

		public void Clear(Color c)
		{
		}


		public void Present()
		{
			Game.HasInputFocus = false;
			Game.HandleModifierKeys(Modifiers.None);
		}

		public void DrawIndexedPrimitives(PrimitiveType pt, Range<int> vertices, Range<int> indices)
		{
		}

		public void DrawIndexedPrimitives(PrimitiveType pt, int numVerts, int numPrimitives)
		{
		}


		public IVertexBuffer<Vertex> CreateVertexBuffer(int size)
		{
			return new NullVertexBuffer<Vertex>();
		}

		public IIndexBuffer CreateIndexBuffer(int size) { return new NullIndexBuffer(); }
		public ITexture CreateTexture() { return new NullTexture(); }
		public ITexture CreateTexture(Bitmap bitmap) { return new NullTexture(); }
		public IShader CreateShader(Stream stream) { return new NullShader(); }
	}
}