using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using Mesen.GUI.Forms;
using Microsoft.Win32;

namespace Mesen.GUI.Config
{
	public class EmulationInfo
	{
		public bool AllowInvalidInput = false;
		public bool RemoveSpriteLimit = false;
		public bool AdaptiveSpriteLimit = true;
		public bool DisablePpu2004Reads = false;
		public bool DisablePaletteRead = false;
		public bool DisableOamAddrBug = false;
		public bool DisablePpuReset = false;
		public bool EnableOamDecay = false;
		public bool UseNes101Hvc101Behavior = false;
		public bool EnableMapperRandomPowerOnState = false;

		public bool UseAlternativeMmc3Irq = false;

		[MinMax(1, 1000)] public UInt32 OverclockRate = 100;
		public bool OverclockAdjustApu = true;

		[MinMax(0, 1000)] public UInt32 PpuExtraScanlinesBeforeNmi = 0;
		[MinMax(0, 1000)] public UInt32 PpuExtraScanlinesAfterNmi = 0;

		public RamPowerOnState RamPowerOnState;

		public bool ShowLagCounter = false;

		[MinMax(0, 5000)] public UInt32 EmulationSpeed = 100;
		[MinMax(0, 5000)] public UInt32 TurboSpeed = 300;
		[MinMax(0, 5000)] public UInt32 RewindSpeed = 100;

		public EmulationInfo()
		{
		}
		
		static public void ApplyConfig()
		{
			EmulationInfo emulationInfo = ConfigManager.Config.EmulationInfo;

			InteropEmu.SetEmulationSpeed(emulationInfo.EmulationSpeed);
			InteropEmu.SetTurboRewindSpeed(emulationInfo.TurboSpeed, emulationInfo.RewindSpeed);

			InteropEmu.SetFlag(EmulationFlags.Mmc3IrqAltBehavior, emulationInfo.UseAlternativeMmc3Irq);
			InteropEmu.SetFlag(EmulationFlags.AllowInvalidInput, emulationInfo.AllowInvalidInput);
			InteropEmu.SetFlag(EmulationFlags.RemoveSpriteLimit, emulationInfo.RemoveSpriteLimit);
			InteropEmu.SetFlag(EmulationFlags.AdaptiveSpriteLimit, emulationInfo.AdaptiveSpriteLimit);
			InteropEmu.SetFlag(EmulationFlags.ShowLagCounter, emulationInfo.ShowLagCounter);
			InteropEmu.SetFlag(EmulationFlags.DisablePpu2004Reads, emulationInfo.DisablePpu2004Reads);
			InteropEmu.SetFlag(EmulationFlags.DisablePaletteRead, emulationInfo.DisablePaletteRead);
			InteropEmu.SetFlag(EmulationFlags.DisableOamAddrBug, emulationInfo.DisableOamAddrBug);
			InteropEmu.SetFlag(EmulationFlags.DisablePpuReset, emulationInfo.DisablePpuReset);
			InteropEmu.SetFlag(EmulationFlags.EnableOamDecay, emulationInfo.EnableOamDecay);
			InteropEmu.SetFlag(EmulationFlags.UseNes101Hvc101Behavior, emulationInfo.UseNes101Hvc101Behavior);
			InteropEmu.SetFlag(EmulationFlags.RandomizeMapperPowerOnState, emulationInfo.EnableMapperRandomPowerOnState);

			InteropEmu.SetOverclockRate(emulationInfo.OverclockRate, emulationInfo.OverclockAdjustApu);
			InteropEmu.SetPpuNmiConfig(emulationInfo.PpuExtraScanlinesBeforeNmi, emulationInfo.PpuExtraScanlinesAfterNmi);

			InteropEmu.SetRamPowerOnState(emulationInfo.RamPowerOnState);
		}
	}
}