ManaSmall.cs

using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Graphics;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace monowizard
{
    internal class ManaSmall : Entity
    {


        public int maxVel = 25;
        public int hitVel = 5;
        public Rectangle croprect;
        int hoverframes = 0;
        int hoverdir = 1;
        int aniframe;
        int drawbuff;
        int playerdistx;
        int playerdisty;
        float manavalue = 0.2f;


        public SpriteEffects spriteEffects;
        CollisionCheck check;
        Player player;
        ParticleManager particleManager;



        public ManaSmall(CollisionCheck check, Player player, ParticleManager particleManager, int size, float mana)
        {
            id = 9888;
            this.player = player;
            this.check = check;
            spriteEffects = SpriteEffects.None;

            manavalue = mana;
            hitbox.X = 200;
            hitbox.Y = 200;
            hitbox.Width = size/2;
            hitbox.Height = size / 2;
            drawbuff = size / 4;
            drawrect = new Rectangle(0, 0, size, size);
            croprect = new Rectangle(128, 384, 128, 128);
            bounce = 5;
            this.particleManager = particleManager;
        }

        public override void update()
        {
            //gravity
            yvel = (player.frameCounter.frame % 2)*hoverdir;



            playerdistx = hitbox.X - (player.hitbox.X+40);
            playerdisty = hitbox.Y - (player.hitbox.Y+40);

            if (playerdistx < 200 && playerdistx > -200)
            {
                if (playerdisty < 200 && playerdisty > -200)
                {
                    yvel = -(playerdisty / 40);
                    xvel = -(playerdistx / 40);
                }
                



            }

            

            colliding = false;
            grounded = false;
            check.checkTile(this);

            if (grounded)
            {
                hoverframes = 100;
            }

            if (hoverframes == 0)
            {
                hoverdir = 1;
            }
            else
            {
                hoverdir = -1;
                hoverframes--;
            }

            


            




            //applie sphysiocs
            hitbox.X += xvel;
            hitbox.Y += yvel;

            playerhitcheck();

            //animate
            aniframe = (aniframe + 1) % 41;
            croprect.X = (aniframe > 30) ? 384 : (aniframe / 10) * 128;






        }

        public void playerhitcheck()
        {
            if (hitbox.Intersects(player.hitbox))
            {
                particleManager.items.Remove(this);
                player.changeMana(manavalue);

            }
        }


        public override void draw(SpriteBatch _spriteBatch)
        {



            drawrect.X = (int)hitbox.X - drawbuff - player.centerWorldX + player.centerX;
            drawrect.Y = (int)hitbox.Y - drawbuff - player.centerWorldY + player.centerY;
            _spriteBatch.Draw(texture, drawrect, croprect, Color.White, 0, Vector2.Zero, spriteEffects, 1);


        }




    }
}