server.py

import os
import msvcrt
import time

import engine.engine as engine

FPS = 60

class Game:

    def __init__(self):
        self.renderer = engine.Renderer(79, 25)
        self.camera = engine.Camera(23, 4)
        self.launched = True
        self.all_sprites = []

        self.map = engine.Sprite(self.camera, 0, 1, 0, 0, " ")
        self.map.set_from_file("saves/map.sav")
        self.all_sprites.append(self.map)

        self.main_player = engine.Player(self.camera, self.renderer.width // 2 - self.camera.x, self.renderer.height // 2 - self.camera.y)
        self.all_sprites.append(self.main_player)

        self.hud = engine.Hud(self.camera, self.main_player, self.renderer.width, self.renderer.height)

    def update(self):
        for i in range(0, len(self.all_sprites)):
            self.all_sprites[i].update(self.camera)

        self.hud.update(self.main_player)

    def render(self):
        self.renderer.clear()
        os.system("cls")

        for i in range(0, len(self.all_sprites)):
            self.renderer.draw_sprite(self.all_sprites[i])

        self.renderer.draw_sprite(self.hud.hp_hud)

        self.renderer.present()

    def input(self):
        input = msvcrt.getch()

        if input == b'z' and self.renderer.area[self.main_player.rel_y - 1][self.main_player.rel_x] == " ":
            self.main_player.move(0, -1)
            self.camera.move(0, 1)
        elif input == b'q' and self.renderer.area[self.main_player.rel_y][self.main_player.rel_x - 1] == " ":
            self.main_player.move(-1, 0)
            self.camera.move(1, 0)
        elif input == b's' and self.renderer.area[self.main_player.rel_y + 1][self.main_player.rel_x] == " ":
            self.main_player.move(0, 1)
            self.camera.move(0, -1)
        elif input == b'd' and self.renderer.area[self.main_player.rel_y][self.main_player.rel_x + 1] == " ":
            self.main_player.move(1, 0)
            self.camera.move(-1, 0)

        if input == b'\x1b':
            self.launched = False

    def main_loop(self):
        while(self.launched):
            frame_start = time.time()

            self.update()
            self.render()

            frame_time = time.time() - frame_start

            if frame_time > 1000 / FPS:
                time.sleep(frame_time - 1000 / FPS)

            self.input()

    def run(self):
        self.main_loop()


game = Game()
game.run()