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ludum-dare-48/src/player.rs

228 lines
7.6 KiB
Rust

use crate::{
entities::enemy::base::EnemyBase,
gamecore::{GameCore, GameProgress},
items::{AirBag, Flashlight, Flippers, StunGun},
lib::utils::calculate_linear_slide,
pallette::{TRANSLUCENT_WHITE_64, TRANSLUCENT_WHITE_96},
resources::GlobalResources,
world::World,
};
use raylib::prelude::*;
use serde::{Deserialize, Serialize};
#[derive(Debug, Serialize, Deserialize, Default, Clone)]
pub struct PlayerInventory {
pub stun_gun: Option<StunGun>,
pub air_bag: Option<AirBag>,
pub flashlight: Option<Flashlight>,
pub flippers: Option<Flippers>,
}
impl PlayerInventory {
pub fn new() -> Self {
Self {
// stun_gun: Some(StunGun::lvl1()), //TMP
// flashlight: Some(Flashlight::lvl1()), //TMP
..Default::default()
}
}
}
#[derive(Debug, Default)]
pub struct Player {
pub position: Vector2,
pub direction: Vector2,
pub additional_vel: Vector2,
pub size: Vector2,
pub radius: f32,
pub coins: u32,
pub boost_percent: f32,
pub breath_percent: f32,
pub is_moving: bool,
pub is_boosting: bool,
pub is_boost_charging: bool,
pub inventory: PlayerInventory,
pub stun_timer: f64,
pub attacking_timer: f64,
}
impl Player {
pub fn new(spawn: &Vector2) -> Self {
Self {
additional_vel: Vector2::zero(),
boost_percent: 1.0,
size: Vector2 { x: 11.0, y: 21.0 },
breath_percent: 1.0,
is_moving: true,
radius: 4.5,
position: spawn.clone(),
inventory: PlayerInventory::new(),
..Default::default()
}
}
pub fn reset(&mut self, position: Vector2) {
self.position = position;
self.breath_percent = 1.0;
self.boost_percent = 1.0;
// Handle an air bag being used
if self.inventory.air_bag.is_some() {
self.breath_percent += self.inventory.air_bag.as_ref().unwrap().extra_oxygen;
}
}
pub fn collides_with_rec(&self, rectangle: &Rectangle) -> bool {
return rectangle.check_collision_circle_rec(self.position, self.radius);
}
/// Stun the player
pub fn set_stun_seconds(&mut self, seconds: f64) {
self.stun_timer = seconds;
}
/// Try to attack with the stun gun
pub fn begin_attack(&mut self, world: &mut World, current_time: f64) {
if self.inventory.stun_gun.is_some() && !self.is_stunned() {
self.attacking_timer = self.inventory.stun_gun.as_ref().unwrap().duration;
// Stun everything in reach
let stun_reach = self.inventory.stun_gun.as_ref().unwrap().range;
for jellyfish in world.jellyfish.iter_mut() {
if jellyfish.position.distance_to(self.position).abs() <= stun_reach {
jellyfish.handle_getting_attacked(self.attacking_timer, current_time);
}
}
for octopus in world.octopus.iter_mut() {
if octopus.current_position.distance_to(self.position).abs() <= stun_reach {
octopus.handle_getting_attacked(self.attacking_timer, current_time);
}
}
for whirlpool in world.whirlpool.iter_mut() {
if whirlpool.position.distance_to(self.position).abs() <= stun_reach {
whirlpool.handle_getting_attacked(self.attacking_timer, current_time);
}
}
}
}
pub fn is_stun_gun_active(&self) -> bool {
return self.attacking_timer != 0.0 && self.inventory.stun_gun.is_some();
}
pub fn is_stunned(&self) -> bool {
return self.stun_timer > 0.0;
}
/// Calculate how far the player is
pub fn calculate_depth_percent(&self, world: &World) -> f32 {
let dist_from_player_to_end = self.position.distance_to(world.end_position);
let dist_from_start_to_end = Vector2::zero().distance_to(world.end_position);
return ((dist_from_start_to_end - dist_from_player_to_end) / dist_from_start_to_end)
.clamp(0.0, 1.0);
}
/// Create GameProgress from the current life
pub fn create_statistics(&self, game_core: &GameCore, current_time: f64) -> GameProgress {
GameProgress {
coins: self.coins,
inventory: self.inventory.clone(),
max_depth: self.calculate_depth_percent(&game_core.world),
fastest_time: Some(current_time - game_core.last_state_change_time),
}
}
/// Render the player
pub fn render(
&mut self,
context_2d: &mut RaylibMode2D<RaylibDrawHandle>,
resources: &mut GlobalResources,
dt: f64,
) {
// Convert the player direction to a rotation
let player_rotation = Vector2::zero().angle_to(self.direction);
// Render the player's boost ring
// This functions both as a breath meter, and as a boost meter
let boost_ring_max_radius = self.size.x + 5.0;
context_2d.draw_circle(
self.position.x as i32,
self.position.y as i32,
boost_ring_max_radius * self.boost_percent,
TRANSLUCENT_WHITE_64,
);
context_2d.draw_ring(
Vector2 {
x: self.position.x as i32 as f32,
y: self.position.y as i32 as f32,
},
boost_ring_max_radius,
boost_ring_max_radius + 1.0,
0,
(360.0 * self.breath_percent) as i32,
0,
TRANSLUCENT_WHITE_96,
);
// Calculate AOE ring
if self.is_stun_gun_active() {
let animation_progression =
self.attacking_timer / self.inventory.stun_gun.as_ref().unwrap().duration;
let aoe_ring = calculate_linear_slide(animation_progression) as f32;
self.attacking_timer = (self.attacking_timer - dt).max(0.0);
// Render attack AOE
if animation_progression >= 0.5 {
context_2d.draw_circle_lines(
self.position.x as i32,
self.position.y as i32,
self.inventory.stun_gun.as_ref().unwrap().range * aoe_ring,
TRANSLUCENT_WHITE_64.fade(aoe_ring),
);
} else {
context_2d.draw_circle_lines(
self.position.x as i32,
self.position.y as i32,
self.inventory.stun_gun.as_ref().unwrap().range,
TRANSLUCENT_WHITE_64.fade(aoe_ring),
);
}
}
// Render the player based on what is happening
if self.is_stunned() {
resources.player_animation_stunned.draw(
context_2d,
self.position,
player_rotation.to_degrees() - 90.0,
);
} else if self.is_boost_charging {
resources.player_animation_boost_charge.draw(
context_2d,
self.position,
player_rotation.to_degrees() - 90.0,
);
} else if self.is_boosting {
resources.player_animation_boost.draw(
context_2d,
self.position,
player_rotation.to_degrees() - 90.0,
);
} else if self.is_moving {
resources.player_animation_regular.draw(
context_2d,
self.position,
player_rotation.to_degrees() - 90.0,
);
} else {
resources.player_animation_regular.draw_frame(
context_2d,
self.position,
player_rotation.to_degrees() - 90.0,
0,
);
}
}
}