using System;
using System.Runtime.InteropServices;
using System.Drawing;
using System.Collections;
using System.Collections.Generic;
using Microsoft.DirectX;
using Microsoft.DirectX.Direct3D;

namespace KillShit.Engine
{
    public class Debug
    {
        public enum MESSAGE_TYPE
        {
            INITIALIZE = -16744448,
            INFORMATION = -7278960,
            WARNING = -32,
            MISCELLANEOUS = -5383962
        };

        public bool bDisposed = false;

        public static List<DebugText> DebugText;

        public Debug ( )
        {
            DebugText = new List<DebugText> ( );
        }

        public void Update ( float DeltaTime )
        {
            if ( DebugText.Capacity > 0 )
            {
                for ( int i = 0; i < DebugText.Count; i++ )
                {
                    DebugText [ i ].Update ( DeltaTime );
                }
            }
        }

        public void Render ( )
        {
            if ( DebugText.Capacity > 0 )
            {
                int h = frmMain.pHeight;

                //foreach ( DebugText dText in DebugText )
                //{
                //    int Multiplier = DebugText.IndexOf ( dText ) + 1;

                //    int iYPos = Engine.Renderer.Driver.Text.MeasureSize ( dText.Text ).Height * Multiplier;

                //    if ( iYPos >= h )
                //        return;

                //    Engine.Renderer.Driver.Text.RenderText ( dText.Text, 0, iYPos, dText.Color );
                //}

                for ( int i = 0; i < DebugText.Count; i++ )
                {
                    int Multiplier = DebugText.IndexOf ( DebugText [ i ] ) + 1;

                    int iYPos = Engine.Renderer.Driver.Text.MeasureSize ( DebugText [ i ].Text ).Height * Multiplier;

                    if ( iYPos >= h )
                        return;

                    Engine.Renderer.Driver.Text.RenderText ( DebugText [ i ].Text, 0, iYPos, DebugText [ i ].Color );
                }
            }
        }

        public void AddText ( string strText, int iColor )
        {
            DebugText.Add ( new DebugText ( strText, iColor ) );
        }

        public void Dispose ( )
        {
            DebugText.Clear ( );
            bDisposed = true;
        }
    }

    public class DebugText
    {
        string strText;
        int iColor;

        float TotalTime = 0f;
        float TotalTime2 = 0f;

        public DebugText ( string strText, int iColor )
        {
            this.strText = strText;
            this.iColor = iColor;
        }

        public void Update ( float DeltaTime )
        {
            TotalTime += DeltaTime;

            if ( TotalTime >= 1000 )
            {
                TotalTime2 += DeltaTime;

                int iAlpha = System.Drawing.Color.FromArgb ( iColor ).A;

                if ( TotalTime2 >= 5 )
                {
                    iAlpha--;
                    TotalTime2 = 0;
                }

                if ( iAlpha > 0 )
                {
                    iColor = System.Drawing.Color.FromArgb ( iAlpha,
                        System.Drawing.Color.FromArgb ( iColor ).R,
                        System.Drawing.Color.FromArgb ( iColor ).G,
                        System.Drawing.Color.FromArgb ( iColor ).B )
                        .ToArgb ( );
                }
                else
                {
                    TotalTime = 0;
                    Debug.DebugText.Remove ( this );
                }
            }
        }

        public string Text
        {
            get { return strText; }
        }

        public int Color
        {
            get { return iColor; }
            set { iColor = value; }
        }
    }
}