using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Runtime.Serialization.Formatters.Binary;
using System.IO;
namespace tanchishe1
{
    public partial class Form3 : Form
    {

        Snake snake;
        food food;

        public Form3()
        {

            InitializeComponent();
            snake = new Snake();
            food = new food();
            movetimer.Enabled = false;//          //movetimer?????????????
            movetimer.Interval = snake.Speed;

        }

        

        private void kaishi_Click(object sender, EventArgs e)
        {
            movetimer.Enabled = true;
        }

        private void zxks_Click(object sender, EventArgs e)
        {
            panel1.Invalidate();
            snake.resetSnake();
            this.textBox1.Text = "0";
            this.textBox2.Text = "0";

        }

        private void zanting_Click(object sender, EventArgs e)
        {
            movetimer.Enabled = false;
        }

        
        private void tuichu_Load(object sender, EventArgs e)
        {
            this.Close();
        }

        private void panel1_Paint(object sender, PaintEventArgs e)//作用是？？？？
        {
            Graphics g = e.Graphics;
            movetimer.Interval = snake.Speed;
            snake.Draw(g);

            if(snake.Live==false)
            {
                movetimer.Enabled = false;
            }

            if(snake.Body[0].X==food.Position.X&&snake.Body[0].Y==food.Position.Y)
            {

                snake.Eat(food);
                food.Exist = false;
                this.textBox1.Text = snake.Score.ToString();
                this.textBox2.Text = (snake.Number - 2).ToString();

            }

            if(!food.Exist)
            {

                food.Position = food.creatDan();
                food.Exist = true;
                food.Draw(g);

            }
            else
            {
                food.Draw(g);
            }
            g.Dispose();

        }

        private void xianshifenshu_Click(object sender, EventArgs e)
        {
            int zuidachengji;
            try
            {
                FileStream aFile = new FileStream(@"../../temp.txt.", FileMode.Open);//??????如何引用
                StreamReader sr = new StreamReader(aFile);
                zuidachengji = Int32.Parse(sr.ReadLine());
                textBox3.Text = zuidachengji.ToString();
                sr.Close();
            }
            catch(IOException ex)
            {
                Console.WriteLine(ex.Message);
            }
        }

        private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if(comboBox1.SelectedItem.ToString()=="1级")
            {
                snake.Speed = 200;
            }
            if (comboBox1.SelectedItem.ToString() == "2级")
            {
                snake.Speed = 130;
            }
            if (comboBox1.SelectedItem.ToString() == "3级")
            {
                snake.Speed = 100;
            }
            if (comboBox1.SelectedItem.ToString() == "4级")
            {
                snake.Speed = 50;
            }
            if (comboBox1.SelectedItem.ToString() == "5级")
            {
                snake.Speed = 30;
            }


        }

        private void movetimer_Tick(object sender, EventArgs e)
        {
            snake.Move(panel1.Size);
            panel1.Invalidate();
            panel1.Update();
        }


        
    }
}