using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Timers;

namespace BarNBall
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        int x =0,y=0,x1=0,y1=0;
       
        Graphics g;
        Graphics g1;
        SolidBrush brush;
        SolidBrush brush1;
        Bar bar1;
        bool bottom = true, left = false, right = false, top = false;
        bool bottom1 = true, left1 = false, right1 = false, top1 = false;
      
        private void Form1_Load(object sender, EventArgs e)
        {
            g = this.CreateGraphics();
            g1 = this.CreateGraphics();
            brush = new SolidBrush(Color.Cyan);
            brush1 = new SolidBrush(Color.Red);
            bar1 = new Bar(this.Width/ 3 + 40, this.Height - 100);
            bar1.Location = new Point(this.Width / 3 + 40, this.Height - 100);
            this.Controls.Add(bar1);
            x =0;
            y = 1;
            x1 = this.Width - 20;
            y1 = this.Height - 30;
            timer1.Tick += new EventHandler(/*drawBublesYplus*/bounceTheBall1);//used timer to move ball for every moment
            timer1.Interval = 1;
            timer1.Start();
            timer2.Tick += new EventHandler(bounceTheBall2);
            timer2.Interval = 1;
            timer2.Start();

        }
        
        public void bounceTheBall1(Object sender, EventArgs e)//for the first ball
        {
            timer1.Stop();
            this.Refresh();
            g.FillEllipse(brush, x, y, 18, 18);

            if ((y + 40) == (this.Height))//height
            {
                right = false;
                left = false;
                top = false;
                bottom = true;

            }

            if ((x + 20) == (this.Width))//width
            {
                right = true;
                left = false;
                top = false;
                bottom = false;
            }

            if ((x) <= 0)//x-location
            {
                right = false;
                left = true;
                top = false;
                bottom = false;
            }

            if ((y) <= 0)//y-location
            {
                right = false;
                left = false;
                top = true;
                bottom = false;
            }



            if (bottom == true)
            {
                if (x >= (this.Width / 2))
                {
                    ++x;
                    --y;
                }
                else
                {
                    ++x;
                    y -= 2;
                }

            }

            if (top == true)
            {
                if (x >= (this.Width / 2))
                {
                    --x;
                    ++y;
                }
                else
                {
                    x -= 2;
                    ++y;
                }
                
            }

            if (left == true)
            {
                ++x;
                ++y;
            }

            if (right == true)
            {
                --x;
                --y;
            }
            timer1.Enabled = true;

        }

        public void bounceTheBall2(Object sender, EventArgs e)//for the second ball
        {
            timer2.Stop();
            this.Refresh();
            g1.FillEllipse(brush1, x1, y1, 18, 18);

            if ((y1 + 40) == (this.Height))//height
            {
                right1 = false;
                left1 = false;
                top1 = false;
                bottom1 = true;

            }

            if ((x1 + 20) == (this.Width))//width
            {
                right1 = true;
                left1 = false;
                top1 = false;
                bottom1 = false;
            }

            if ((x1) <= 0)//x-location
            {
                right1 = false;
                left1 = true;
                top1 = false;
                bottom1 = false;
            }

            if ((y1) <= 0)//y-location
            {
                right1 = false;
                left1 = false;
                top1 = true;
                bottom1 = false;
            }



            if (bottom1 == true)
            {
                if (x1 >= (this.Width / 2))
                {
                    ++x1;
                    --y1;
                }
                else
                {
                    ++x1;
                    y1 -= 2;
                }

            }

            if (top1 == true)
            {
                if (x1 >= (this.Width / 2))
                {
                    --x1;
                    ++y1;
                }
                else
                {
                    x1 -= 2;
                    ++y1;
                }

            }

            if (left1 == true)
            {
                ++x1;
                ++y1;
            }

            if (right1 == true)
            {
                --x1;
                --y1;
            }
            timer2.Enabled = true;

        }

      


    }
}