LooseAimingToggle

using GTA;
using GTA.Native;
using System;
using System.Windows.Forms;

namespace LooseAimingToggle
{
    public class LooseAimingToggle : Script
    {
        enum AimState
        {
            NoAim = 0,
            LooseAim,
            FullAim
        }

        AimState state = AimState.NoAim;

        public LooseAimingToggle()
        {
            Tick += OnTick;
            KeyUp += OnKeyUp;

            Interval = 10;
        }

        void OnTick(object sender, EventArgs e)
        {
            if (!Game.Player.Character.IsDead && Game.Player.Character.IsOnFoot && Function.Call<bool>(Hash.IS_PED_ARMED, Game.Player.Character, 4))
            {
                if (state == AimState.LooseAim)
                {
                    Game.SetControlNormal(2, GTA.Control.Attack, 0.5f);
                }
                else if (state == AimState.FullAim)
                {
                    Game.SetControlNormal(2, GTA.Control.Aim, 1.0f);
                }

                HandleToggleControls();
            }
            else
            {
                state = AimState.NoAim;
            }

            //UI.ShowSubtitle(state.ToString());
        }

        void HandleToggleControls()
        {
            if (IsKeyboard())
            {
                if (Game.IsControlJustPressed(2, GTA.Control.VehicleAim))
                {
                    if (state == AimState.NoAim)
                    {
                        state = AimState.LooseAim;
                    }
                    else if (state == AimState.LooseAim)
                    {
                        state = AimState.FullAim;
                    }
                    else if (state == AimState.FullAim)
                    {
                        state = AimState.NoAim;
                    }
                }
            }
        }

        bool IsKeyboard()
        {
            return Game.CurrentInputMode == InputMode.MouseAndKeyboard;
        }

        void OnKeyUp(object sender, KeyEventArgs e)
        {
            if (e.KeyCode == Keys.ShiftKey)
            {
                state = AimState.NoAim;
            }
        }
    }
}