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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.Xna.Framework.Graphics;
using Microsoft.Xna.Framework.Design;
using Microsoft.Xna.Framework;
using Microsoft.Xna.Framework.Content;
using static Class_War.Constants;
namespace Class_War
{
enum Direction
{
Left,
Right,
Up,
Down
}
class Enemy : Sprite
{
bool OutOfBounds
{
get
{
// OutOfBounds is where
/*
* -> The TopLeft X is beyond the screen's RIGHT edge, or ...
* -> The TopRight X is beyond the screen's LEFT edge, or ...
* -> The Bottom Y is beyond the screen's TOPMOST edge, or ...
* -> The Top Y is beyond the screen's BOTTOMMOST edge
*/
if (position.X > RightMostEdge+12) return true; //
else if (Vector2.Add(position, sizeOfString).X < 0) return true;
else if (Vector2.Add(position, sizeOfString).Y < 0) return true;
else if (position.Y > BottomMostEdge+12) return true; //
else return false;
}
}
public List<Vector2> Borders
{
get
{
Vector2 bottomright = new Vector2();
bottomright.X = (position.X + sizeOfString.X);
bottomright.Y = (position.Y + sizeOfString.Y);
return new List<Vector2>() { position, bottomright };
}
}
ContentManager Content;
int hp;
string keyword;
public Vector2 position;
SpriteFont font;
public int points;
Color color;
Vector2 sizeOfString;
float speed;
public Direction direction;
bool isDestroyed = false;
public bool IsDestroyed { get => isDestroyed; set => isDestroyed = value; }
Random random = new Random();
DateTime timeOfLastBullet = DateTime.Now;
public Enemy
(ContentManager Content, int hp, string keyword,
string font, Color color, double speed, int level,
bool isException, Vector2 position, Direction direction)
{
this.Content = Content;
this.hp = hp * (isException ? 2 : 1);
this.keyword = keyword;
this.font = Content.Load<SpriteFont>(font);
this.color = color;
this.sizeOfString = this.font.MeasureString(keyword);
this.points = Convert.ToInt32(Convert.ToDouble(level) * speed);
this.speed = (float)speed;
this.direction = direction;
this.position = position;
}
public void Update(ref List<Bullet> bullets)
// containingList is the list containing this object, to allow for it to destroy itself when out of bounds.
{
Move();
if (OutOfBounds)
IsDestroyed = true;
// Create bullets
if (DateTime.Now - timeOfLastBullet > TimeSpan.FromSeconds(
(((15*random.NextDouble()) - (0.4*speed) + 1) > 0.1) ? ((15*random.NextDouble()) - (0.4 * speed) + 1) : 0.05))
{
timeOfLastBullet = DateTime.Now;
bullets.Add(new Bullet(Content, position,
((direction == Direction.Left || direction == Direction.Right) ? Direction.Down : new List<Direction>() { Direction.Left, Direction.Right }[random.Next(0,1)])
, 5, false));
}
}
public void Move()
{
if (direction == Direction.Left)
{
this.position.X -= speed;
}
if (direction == Direction.Right)
{
this.position.X += speed;
}
if (direction == Direction.Up)
{
this.position.Y -= speed;
}
if (direction == Direction.Down)
{
this.position.Y += speed;
}
}
public void Draw(SpriteBatch sb)
{
sb.DrawString(font, keyword, position, color);
}
}
class Bullet
{
bool OutOfBounds
{
get
{
// OutOfBounds is where
/*
* -> The TopLeft X is beyond the screen's RIGHT edge, or ...
* -> The TopRight X is beyond the screen's LEFT edge, or ...
* -> The Bottom Y is beyond the screen's TOPMOST edge, or ...
* -> The Top Y is beyond the screen's BOTTOMMOST edge
*/
if (position.X > GraphicsAdapter.DefaultAdapter.CurrentDisplayMode.Width) return true;
else if ((position).X < 0) return true;
else if ((position).Y < 0) return true;
else if (position.Y > GraphicsAdapter.DefaultAdapter.CurrentDisplayMode.Height) return true;
else return false;
}
}
public Vector2 position;
public bool isPlayersBullet;
Direction direction;
int speed;
Texture2D image;
bool isDestroyed = false;
public bool IsDestroyed { get => isDestroyed ; set => isDestroyed = value; }
public void Move(bool autoUpdate = true)
{
if (direction == Direction.Left)
{
this.position.X -= speed;
}
if (direction == Direction.Right)
{
this.position.X += speed;
}
if (direction == Direction.Up)
{
this.position.Y -= speed;
}
if (direction == Direction.Down)
{
this.position.Y += speed;
}
if (autoUpdate)
Update();
}
public void Update()
{
if (OutOfBounds)
IsDestroyed = true;
}
public void Draw(SpriteBatch sb)
{
sb.Draw(image, position, Color.White);
}
public Bullet(ContentManager Content, Vector2 position, Direction direction, int speed, bool isPlayersBullet)
{
this.position = position;
this.direction = direction;
this.speed = speed;
this.isPlayersBullet = isPlayersBullet;
this.image = Content.Load<Texture2D>("bullet");
}
} // End of Class Bracket
}
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