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;

namespace Cigle4
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        List<Cigla> cigle = new List<Cigla>();
        private void Form1_Load(object sender, EventArgs e)
        {
            int a = 40;
            int b = 20;
            Cigla c;
            for (int i = 0; i < ClientRectangle.Width; i += a)
            {
                c = new Cigla(a, b, i, 0);
                cigle.Add(c);
            }
            timer1.Start();
            //Refresh();
        }

        private void Form1_Paint(object sender, PaintEventArgs e)
        {
            foreach (Cigla c in cigle)
            {
                c.NacrtajCiglu(e.Graphics);
            }
        }


        private void Form1_MouseClick(object sender, MouseEventArgs e)
        {
            foreach (Cigla c in cigle)
            {
                if (c.pripada(e.X, e.Y))
                    c.pomerajY = c.B;
            }
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            foreach (Cigla c in cigle)
                c.PovecajY();
            Refresh();
        }

    }
}


using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Drawing;

namespace Cigle4
{
    class Cigla
    {
        int a;
        int b;
        int x, y;
        public int pomerajY;

        public Cigla()
        {

        }
        public Cigla(int a, int b, int x, int y)
        {
            this.a = a;
            this.b = b;
            this.x = x;
            this.y = y;
        }
        public int A
        {
            get { return a; }
            set { a = value; }
        }
        public int B
        {
            get { return b; }
            set { b = value; }
        }
        public void PovecajY()
        {
            this.y += pomerajY;
        }
        public void NacrtajCiglu(Graphics g)
        {
            g.FillRectangle(Brushes.DarkRed, x, y, a, b);
            Pen p = new Pen(Color.Brown, 1);
            g.DrawRectangle(p, x, y, a, b);
        }
        public bool pripada(int x, int y)
        {
            return x > this.x && x < this.x + a && this.y < y && y < this.y + b;

        }
    }
}