gistfile1.txt

using System;
using System.Collections.Generic;
using System.Linq;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Audio;
using Microsoft.Xna.Framework.Content;
using Microsoft.Xna.Framework.GamerServices;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Input;
using Microsoft.Xna.Framework.Media;

namespace FallingUp
{
    public class Main : Microsoft.Xna.Framework.Game
    {
        GraphicsDeviceManager graphics;
        SpriteBatch spriteBatch;
        KeyboardState keyboardState;
        Texture2D textPlayer;
        Texture2D platform;
        Texture2D side;
        Rectangle rectPlayer;
        Scrolling scrolling1;
        Scrolling scrolling2;
        SpriteFont font1;
        SpriteFont fontBig1;
        SpriteFont fontBig2;

        public static bool hasStarted = false;

        const int screenWidth = 1080;
        const int screenHeight = 720;

        double score;
        //int score;

        public Main()
        {
            graphics = new GraphicsDeviceManager(this);
            Content.RootDirectory = "Content";

            graphics.PreferredBackBufferWidth = screenWidth;
            graphics.PreferredBackBufferHeight = screenHeight;
        }

        static class Positions
        {
            public static Vector2 player = Vector2.Zero;
            public static Vector2 side = new Vector2(0f, 0f);
            public static Vector2 center = new Vector2(screenWidth - 360 - 64 / 2 , screenHeight / 2);
        }

        protected override void Initialize()
        {
            base.Initialize();
        }

        protected override void LoadContent()
        {
            spriteBatch = new SpriteBatch(GraphicsDevice);

            textPlayer = Content.Load<Texture2D>("Images//Player");
            rectPlayer = new Rectangle(graphics.GraphicsDevice.Viewport.Width / 2 - textPlayer.Width / 2, graphics.GraphicsDevice.Viewport.Height - textPlayer.Height, textPlayer.Width, textPlayer.Height);
            side = Content.Load<Texture2D>("Images//Side");

            Positions.player.X = graphics.GraphicsDevice.Viewport.Width - 360 - textPlayer.Width / 2;
            Positions.player.Y = graphics.GraphicsDevice.Viewport.Height - 180;

            scrolling1 = new Scrolling(Content.Load<Texture2D>("Images//Background1"), new Rectangle(360, 0, 720, 720));
            scrolling2 = new Scrolling(Content.Load<Texture2D>("Images//Background2"), new Rectangle(360, 720, 720, 720));

            font1 = Content.Load<SpriteFont>("Font1");
            fontBig1 = Content.Load<SpriteFont>("FontBig1");
            fontBig2 = Content.Load<SpriteFont>("FontBig2");
        }

        protected override void UnloadContent()
        {
        }

        double vi, t = 0;
        double g = -1;
        int keyState = 0;

        protected override void Update(GameTime gameTime)
        {
            if (hasStarted == true)
                score = gameTime.ElapsedGameTime.TotalSeconds;

            #region Floating
            /*
            if (Keyboard.GetState().IsKeyDown(Keys.Space))
            {
                keyState = 1;
                vi = -100;
            }
            if(keyState == 1)
            {
                Positions.player.Y = (float)(vi * t + g * t * t / 2) + graphics.GraphicsDevice.Viewport.Height - textPlayer.Height;
                t = t + gameTime.ElapsedGameTime.TotalSeconds;
            }
            if (Positions.player.Y > graphics.GraphicsDevice.Viewport.Height - textPlayer.Height)
            {
                Positions.player.Y = graphics.GraphicsDevice.Viewport.Height - textPlayer.Height;
                keyState = 0;
                t = 0;
            }
            */
            #endregion

            #region Controls

            keyboardState = Keyboard.GetState();

            if (Keyboard.GetState().IsKeyDown(Keys.Escape))
                this.Exit();

            if (keyboardState.IsKeyDown(Keys.Space))
                hasStarted = true;

            if (hasStarted == true)
            {
                if (keyboardState.IsKeyDown(Keys.A))
                    Positions.player.X -= 6;
                if (keyboardState.IsKeyDown(Keys.D))
                    Positions.player.X += 6;

                if (keyboardState.IsKeyDown(Keys.Left) && keyboardState.IsKeyUp(Keys.A))
                    Positions.player.X -= 6;
                if (keyboardState.IsKeyDown(Keys.Right) && keyboardState.IsKeyUp(Keys.D))
                    Positions.player.X += 6;
            }

            #endregion

            #region Boundries

            if (Positions.player.X < 360)
                Positions.player.X = 360;
            if (Positions.player.X > graphics.PreferredBackBufferWidth - textPlayer.Width)
                Positions.player.X = graphics.PreferredBackBufferWidth - textPlayer.Width;

            #endregion

            #region Scrolling Background

            if (scrolling1.bgRect.Y + scrolling1.bg.Width <= 0)
                scrolling1.bgRect.Y = scrolling2.bgRect.Y + scrolling2.bg.Width;
            if (scrolling2.bgRect.Y + scrolling2.bg.Width <= 0)
                scrolling2.bgRect.Y = scrolling1.bgRect.Y + scrolling1.bg.Width;

            scrolling1.Update();
            scrolling2.Update();

            #endregion

            base.Update(gameTime);
        }

        protected override void Draw(GameTime gameTime)
        {
            GraphicsDevice.Clear(Color.CornflowerBlue);

            spriteBatch.Begin();

            scrolling1.Draw(spriteBatch);
            scrolling2.Draw(spriteBatch);
            spriteBatch.Draw(textPlayer, Positions.player, Color.White);
            spriteBatch.Draw(side, Positions.side, Color.White);

            if (hasStarted == false)
                spriteBatch.DrawString(font1, "Press 'Space' to play!", new Vector2(490, screenHeight / 2), Color.White);

            spriteBatch.DrawString(fontBig1, "Falling", new Vector2(10, 0), Color.White);
            spriteBatch.DrawString(fontBig2, "Up", new Vector2(60, 100), Color.White);
            spriteBatch.DrawString(font1, "Score: " + score.ToString(), new Vector2(50, 360), Color.White);

            spriteBatch.End();

            base.Draw(gameTime);
        }
    }
}