using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace MW2_Ultimate_Hacks
{
    public partial class Form1 : Form
    {
        ProcessManager ProcessManager;
        Bitmap Map;
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            Graphics g;
            g = Graphics.FromImage(Map);

            Pen mypen = new Pen(Color.Black);

            g.DrawLine(mypen, 0, 0, 200, 150);

            pbMap.Image = Map;

            g.Dispose();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            // Setup the map
            Map = new Bitmap(pbMap.Size.Width, pbMap.Size.Height);
            pbMap.Image = Map;

            // Connect to the game's process
            ProcessManager = new ProcessManager("iw4x");

            // Start updating the local player's stats
            PlayerStatsTimer.Enabled = true;
        }

        /// <summary>
        /// Updates the local player's stats
        /// </summary>
        private void UpdatePlayerStats()
        {
            lblPlayerX.Text = ProcessManager.ReadFloatRelative((IntPtr)0x3F418C).ToString();
            lblPlayerY.Text = ProcessManager.ReadFloatRelative((IntPtr)0x3F4188).ToString();
            lblPlayerZ.Text = ProcessManager.ReadFloatRelative((IntPtr)0x3F4190).ToString();
            lblPlayerIncline.Text = ProcessManager.ReadFloatRelative((IntPtr)0x3F41AC).ToString();
            lblPlayerAzimuth.Text = ProcessManager.ReadFloatRelative((IntPtr)0x3F41B0).ToString();

            // this could be moved else where
            lblNumberOfPlayers.Text = ProcessManager.ReadIntRelative((IntPtr)0x3F741C).ToString();

            // Draw the map
            Graphics g;
            Bitmap old = new Bitmap(Map);
            g = Graphics.FromImage(Map);
            Pen player = new Pen(Color.Black);
            int x = (int)ProcessManager.ReadFloatRelative((IntPtr)0x3F418C);
            x = x / 10;
            int y = (int)ProcessManager.ReadFloatRelative((IntPtr)0x3F4188);
            y += 2000;
            y = y / 10;
            //g.DrawEllipse(player, new Rectangle(x, y, 5, 5));
            //g.FillEllipse(Brushes.Black, new Rectangle(x, y, 5, 5));

            // calculate polygone points
            int h = 20;
            int triangleAngle = 30;
            double azimuth = (int)ProcessManager.ReadFloatRelative((IntPtr)0x3F41B0) +180;
            double angle = azimuth - (triangleAngle / 2);
            angle = (angle / 360) * (2 * Math.PI);

            int dx =  (int)(Math.Cos(angle) * h);
            int dy =  (int)(Math.Sin(angle) * h);

            int x1, x2, y1, y2;

            if(angle < 90)
            {
                x1 = x + dx;
                y1 = y - dy;
                x2 = x - dy;
                y2 = y - dx;
                Debug.WriteLine("Case 1: (" + x + "," + y + ")(" + x1 +"," + y1 + ")(" + x2 + "," + y2 + ")");
            }
            else if(angle < 180)
            {
                x1 = x + dx;
                y1 = y + dy;
                x2 = x + dy;
                y2 = y + dx;
                Debug.WriteLine("Case 2: (" + x + "," + y + ")(" + x1 + "," + y1 + ")(" + x2 + "," + y2 + ")");
            }
            else if(angle < 270)
            {
                x1 = x - dx;
                y1 = y + dy;
                x2 = x - dy;
                y2 = y + dx;
                Debug.WriteLine("Case 3: (" + x + "," + y + ")(" + x1 + "," + y1 + ")(" + x2 + "," + y2 + ")");

            }
            else
            {
                x1 = x - dx;
                y1 = y - dy;
                x2 = x - dy;
                y2 = y - dx;
                Debug.WriteLine("Case 4:  (" + x + "," + y + ")(" + x1 + "," + y1 + ")(" + x2 + "," + y2 + ")");

            }

            Point[] triangle =
            {
                new Point(x,y),
                new Point(x1, y1),
                new Point(x2,y2)
            };
            g.DrawPolygon(player, triangle);

            pbMap.Image = Map;
            Map = old;
            g.Dispose();
        }

        private void PlayerStatsTimer_Tick(object sender, EventArgs e)
        {
            UpdatePlayerStats();
        }
    }
}