Game Entity Namespace

using System;
using SFML.Window;
using SFML.Graphics;
using MWM;

namespace Entity
{
    class Player
    {
        private Texture t = null;
        private Sprite player = null;
        private int velocity = 0;
        private Sprite[] solidObjects = null;
        private bool jumpable = false;
        private bool jumpSwitch = false;
        public Player(String loc, Vector2f Position)
        {
            t = new Texture(loc);
            player = new Sprite(t);
            player.Position = Position;
        }

        public void walk(String direction, double speed)
        {
            speed = speed * 8;
            int rounded = (int)Math.Round(speed, 0);
            if (direction == "left")
            {
                Vector2f pos = player.Position;
                player.Position = new Vector2f(pos.X - rounded, pos.Y);
            }
            if (direction == "right")
            {
                Vector2f pos = player.Position;
                player.Position = new Vector2f(pos.X + rounded, pos.Y);
            }
        }

        public void jump(double height)
        {
            if (jumpable)
            {
                height = height * 8;
                int rounded = (int)Math.Round(height, 0);
                velocity += rounded;
                jumpable = false;
            }
        }

        public void draw(ref RenderWindow window)
        {
            window.Draw(player);
        }

        public void updateV(ref RenderWindow window)
        {
            if (jumpSwitch)
            {
                Vector2f pos = player.Position;
                player.Position = new Vector2f(pos.X, pos.Y - velocity);
                Console.WriteLine(velocity);
                if (pos.Y + 128 > window.Size.Y)
                {
                    jumpable = true;
                    if (velocity <= 0){
                        velocity = 0;
                    }
                }
                else if (velocity > MWM.Program.gravity * -8)
                {
                    velocity -= MWM.Program.gravity;
                    Console.WriteLine(velocity);
                }
            }
            else
            {
                jumpSwitch = true;
            }
        }

        public Vector2f getPos()
        {
            return player.Position;
        }

        public void setSolids(Sprite[] solids)
        {
            solidObjects = solids;
        }
    }
}