game1

using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using System;

namespace gra1.Desktop
{
    /// <summary>
    /// This is the main type for your game.
    /// </summary>
    public class Game1 : Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;
        //zmienne gry
        private Texture2D tlo;
        private Vector2 pozycja_tlo;

        private Texture2D p1;
        private Vector2 pozycja_p1;

        private Texture2D ob1;
        private Vector2 pozycja_ob1;
        private Vector2 pozycja_ob1n2;
        private Vector2 pozycja_ob1n3;

        private float obrot = 0;
        private float obrot2 = 0;
        private float obrot3 = 0;

        public Game1()
        {
            graphics = new GraphicsDeviceManager(this);
            graphics.PreferredBackBufferWidth = 800;
            graphics.PreferredBackBufferHeight = 600;
            Content.RootDirectory = "Content";
        }

        /// <summary>
        /// Allows the game to perform any initialization it needs to before starting to run.
        /// This is where it can query for any required services and load any non-graphic
        /// related content.  Calling base.Initialize will enumerate through any components
        /// and initialize them as well.
        /// </summary>
        protected override void Initialize()
        {
            // TODO: Add your initialization logic here

            base.Initialize();
        }

        /// <summary>
        /// LoadContent will be called once per game and is the place to load
        /// all of your content.
        /// </summary>
        protected override void LoadContent()
        {
            // Create a new SpriteBatch, which can be used to draw textures.
            spriteBatch = new SpriteBatch(GraphicsDevice);

            tlo = this.Content.Load<Texture2D>("lul0");
            p1 = this.Content.Load<Texture2D>("lup0");
            ob1 = this.Content.Load<Texture2D>("luo1");
            pozycja_p1.Y = 500;
            pozycja_p1.X = 500;

            pozycja_ob1.Y = 0;
            pozycja_ob1.X = 200;

            pozycja_ob1n2.Y = 0;
            pozycja_ob1n2.X = 200;

            pozycja_ob1n3.Y = 0;
            pozycja_ob1n3.X = 200;


            // TODO: use this.Content to load your game content here
        }

        /// <summary>
        /// UnloadContent will be called once per game and is the place to unload
        /// game-specific content.
        /// </summary>
        protected override void UnloadContent()
        {
            // TODO: Unload any non ContentManager content here
        }

        /// <summary>
        /// Allows the game to run logic such as updating the world,
        /// checking for collisions, gathering input, and playing audio.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Update(GameTime gameTime)
        {
            if (GamePad.GetState(PlayerIndex.One).Buttons.Back == ButtonState.Pressed || Keyboard.GetState().IsKeyDown(Keys.Escape))
                Exit();

            // TODO: Add your update logic here
            KeyboardState klawisz = Keyboard.GetState();
            if (klawisz.IsKeyDown(Keys.Right))
            {
                pozycja_p1.X += 20;
                p1 = this.Content.Load<Texture2D>("lup1");
            }
            if (klawisz.IsKeyDown(Keys.Left))
            {
                pozycja_p1.X -= 20;
                p1 = this.Content.Load<Texture2D>("lup0");
            }
            if (klawisz.IsKeyDown(Keys.Up))
            {
                pozycja_p1.Y -= 2;
            }
            if (klawisz.IsKeyDown(Keys.Down))
            {
                pozycja_p1.Y += 2;
            }
            //przeskakiwanie przy krawędziach
            if (pozycja_p1.X < 0)
            {
                pozycja_p1.X = 800;
            }
            if (pozycja_p1.X > 800)
            {
                pozycja_p1.X = 0;
            }
            //pozycja banana
            pozycja_ob1.Y = pozycja_ob1.Y + 10;
            if (pozycja_ob1.Y > 600)
            {
                pozycja_ob1.Y = 0;
                Random losuj = new Random();
                pozycja_ob1.X = losuj.Next(0, 700);

            }
            pozycja_ob1n2.Y = pozycja_ob1n2.Y + 20;
            if (pozycja_ob1n2.Y > 600)
            {
                pozycja_ob1n2.Y = 0;
                Random losuj = new Random();
                pozycja_ob1n2.X = losuj.Next(0, 700);

            }
            pozycja_ob1n3.Y = pozycja_ob1n3.Y + 5;
            if (pozycja_ob1n3.Y > 600)
            {
                pozycja_ob1n3.Y = 0;
                Random losuj = new Random();
                pozycja_ob1n3.X = losuj.Next(0, 700);

            }
            //obrot banana
            obrot += 0.01f;
            obrot2 += 0.02f;
            obrot3 += 0.006f;

            base.Update(gameTime);
        }

        /// <summary>
        /// This is called when the game should draw itself.
        /// </summary>
        /// <param name="gameTime">Provides a snapshot of timing values.</param>
        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.CornflowerBlue);
            Vector2 kat = new Vector2(0, 0);
            Rectangle nowy = new Rectangle(0, 0, ob1.Width, ob1.Height);

            spriteBatch.Begin();
            spriteBatch.Draw(tlo, pozycja_tlo, Color.White);
            spriteBatch.Draw(ob1, pozycja_ob1, nowy, Color.White, obrot, kat, 1.0f, SpriteEffects.None, 1);
            spriteBatch.Draw(ob1, pozycja_ob1n2, nowy, Color.White, obrot2, kat, 1.0f, SpriteEffects.None, 1);
            spriteBatch.Draw(ob1, pozycja_ob1n3, nowy, Color.White, obrot3, kat, 1.0f, SpriteEffects.None, 1);
            spriteBatch.End();

            spriteBatch.Begin();
            spriteBatch.Draw(p1, pozycja_p1, Color.White);
            spriteBatch.End();



            // TODO: Add your drawing code here

            base.Draw(gameTime);
        }
    }
}