use cgmath::{Deg, Point3};

use super::SpriteTexture;

pub struct Sprite {
	/// The sprite texture to draw
	pub texture: SpriteTexture,

	/// This object's position, in world coordinates.
	pub pos: Point3<f32>,

	/// The size of this sprite,
	/// given as height in world units.
	pub size: f32,

	/// This sprite's rotation
	/// (relative to north, measured ccw)
	pub angle: Deg<f32>,

	/// Sprites that should be drawn relative to this sprite.
	pub children: Option<Vec<SubSprite>>,
}

pub struct SubSprite {
	/// The sprite texture to draw
	pub texture: SpriteTexture,

	/// This object's position, in world coordinates.
	/// This is relative to this sprite's parent.
	pub pos: Point3<f32>,

	/// The size of this sprite,
	/// given as height in world units.
	pub size: f32,

	/// This sprite's rotation
	/// (relative to north, measured ccw)
	/// Just as position, this is relative to this
	/// subsprite's parent sprite.
	pub angle: Deg<f32>,
}

pub trait Spriteable {
	fn get_sprite(&self) -> Sprite;
}