Added alot of things, waypoints, grid for editor, game camera system, enemy moving on pre defined waypoint (path)

assets/theme/editor_theme.json

@@ -0,0 +1,21 @@
+{
+    "defaults": {
+        "colours": {
+            "normal_bg": "#252525",
+            "hovered_bg": "#353535",
+            "disabled_bg": "#202020",
+            "selected_bg": "#454545",
+            "active_bg": "#555555",
+            "normal_text": "#FFFFFF",
+            "hovered_text": "#FFFFFF",
+            "selected_text": "#FFFFFF",
+            "disabled_text": "#777777"
+        },
+        "font": {
+            "name": "assets/fonts/arial.ttf",
+            "size": "14",
+            "bold": "0",
+            "italic": "0"
+        }
+    }
+}

editor.py

@@ -1,5 +1,6 @@
 import pygame as pg
-from game.util import load_image, load_images
+import pygame_gui as pgi
+from game.util import *
 from game.tilemap import Tilemap
 
 RENDER_SCALE = 2.0
@@ -7,12 +8,15 @@ WINDOW_SIZE=(640, 480)
 
 class Editor():
     def __init__(self):
+        pg.font.init()
         self.screen = pg.display.set_mode(WINDOW_SIZE)
         self.clock = pg.time.Clock()
 
         self.width, self.height = pg.display.get_surface().get_size()       
-        self.tilemap = Tilemap(self)
-        self.display = pg.Surface((self.width/4*3, self.height/6*5))
+        self.tilemap = Tilemap(self, 16)
+        self.display = pg.Surface((WINDOW_SIZE[0] / RENDER_SCALE, WINDOW_SIZE[1] / RENDER_SCALE))
+
+        self.manager = pgi.UIManager(self.screen.get_size(), "assets/theme/editor_theme.json")
 
         self.map = 'test'
         self.path = 'assets/maps/' + str(self.map) + '.json'
@@ -25,7 +29,8 @@ class Editor():
         self.scroll = [0, 0]
 
         self.assets = {
-            "base": load_images("/tiles/test")
+            "base": load_images("/tiles/test"),
+            "jungle": load_images("/tiles/jungle")
         }
 
         self.tile_list = list(self.assets)
@@ -39,6 +44,14 @@ class Editor():
         self.right_clicking = False
         self.shift = False
         self.ongrid = True
+        self.edit_mode = "tile"
+
+        self.drop_down_controls = pgi.elements.UIDropDownMenu(
+            options_list=["Mode: Tile", "Mode: Path"],
+            starting_option="Mode: Tile",
+            relative_rect=pg.Rect((self.screen.get_width() -200, 0), (200, 30)),
+            manager=self.manager
+        )
 
     def run(self):
         self.running = True
@@ -49,25 +62,35 @@ class Editor():
         return self.running
 
     def update(self):
+        #for pygame_gui
+        time_delta = self.clock.tick(60) / 1000.0
+
         self.mpos = pg.mouse.get_pos()
+        # print(self.mpos)
         self.mpos = (self.mpos[0] / RENDER_SCALE, self.mpos[1] / RENDER_SCALE)
         self.tile_pos = (int((self.mpos[0] + self.scroll[0]) // self.tilemap.tile_size), int((self.mpos[1] + self.scroll[1]) // self.tilemap.tile_size))
+        # print(self.tile_pos)
 
         self.scroll[0] += (self.movment[1] - self.movment[0]) * 2
         self.scroll[1] += (self.movment[3] - self.movment[2]) * 2
 
-        if self.clicking and self.ongrid:
-            self.tilemap.tilemap[str(self.tile_pos[0]) + ';' + str(self.tile_pos[1])] = {'type': self.tile_list[self.tile_group], 'variant': self.tile_variant, 'pos': self.tile_pos}
-        if self.right_clicking:
-            tile_loc = str(self.tile_pos[0]) + ';' + str(self.tile_pos[1])
-            if tile_loc in self.tilemap.tilemap:
-                del self.tilemap.tilemap[tile_loc]
+        self.process_clicks()
 
         self.current_tile_img = self.assets[self.tile_list[self.tile_group]][self.tile_variant].copy()
 
         for event in pg.event.get():
             if event.type == pg.QUIT:
                     self.running = False
+            self.process_event(event)
+        
+        self.manager.update(time_delta)
+
+    def process_event(self, event):
+        #pygame_gui
+        self.manager.process_events(event)
+        if event.type == pgi.UI_DROP_DOWN_MENU_CHANGED:
+            self.edit_mode = event.text.split(" ")[1].lower()
+
         if event.type == pg.MOUSEBUTTONDOWN:
             if event.button == 1:
                 self.clicking = True
@@ -104,6 +127,12 @@ class Editor():
                 self.shift = True
             if event.key == pg.K_o:
                 self.tilemap.save(self.path)
+            if event.key == pg.K_BACKSPACE:
+                if self.edit_mode == "path":
+                    self.remove_last_waypoint()
+            if event.key == pg.K_c:
+                if self.edit_mode == "path":
+                    self.clear_waypoints()
         if event.type == pg.KEYUP:
             if event.key == pg.K_a:
                 self.movment[0] = False
@@ -116,18 +145,136 @@ class Editor():
             if event.key == pg.K_LSHIFT:
                 self.shift = False
 
+    def process_clicks(self):
+        if self.manager.get_hovering_any_element():
+            return
+        
+        if self.clicking and self.ongrid and self.edit_mode == "tile":
+            self.tilemap.tilemap[str(self.tile_pos[0]) + ';' + str(self.tile_pos[1])] = {'type': self.tile_list[self.tile_group], 'variant': self.tile_variant, 'pos': self.tile_pos}
+        if self.clicking and self.ongrid and self.edit_mode == "path":
+            self.add_waypoint(self.tile_pos)
+        if self.right_clicking and self.edit_mode == "tile":
+            tile_loc = str(self.tile_pos[0]) + ';' + str(self.tile_pos[1])
+            if tile_loc in self.tilemap.tilemap:
+                del self.tilemap.tilemap[tile_loc]
+        if self.right_clicking and self.edit_mode == "path":
+            self.remove_waypoint_at(self.tile_pos)
+
     def draw(self):
         self.display.fill((0, 0, 0))
 
         render_scroll = (int(self.scroll[0]), int(self.scroll[1]))
 
-        self.display.blit(self.current_tile_img, (10, 10))
+        self.draw_grid(self.display, 60, render_scroll)
 
         self.tilemap.render(self.display, offset=render_scroll)
-        if self.ongrid:
+
+        if self.edit_mode == "path":
+            self.draw_path(self.display, self.tilemap.waypoints, self.scroll)
+
+        if self.ongrid and self.edit_mode == "tile":
             self.display.blit(self.current_tile_img, (self.tile_pos[0] * self.tilemap.tile_size - self.scroll[0], self.tile_pos[1] * self.tilemap.tile_size - self.scroll[1]))
+        elif self.ongrid and self.edit_mode == "path":
+            pg.draw.circle(self.display, (255, 0, 0), (self.tile_pos[0] * self.tilemap.tile_size - self.scroll[0] + self.tilemap.tile_size//2, self.tile_pos[1] * self.tilemap.tile_size - self.scroll[1] + self.tilemap.tile_size//2), 5)
         else:
+            if self.edit_mode == "tile":
                 self.display.blit(self.current_tile_img, self.mpos)
         
+        self.display.blit(self.current_tile_img, (10, 10))
+
         self.screen.blit(pg.transform.scale(self.display, self.screen.get_size()))
+
+        self.manager.draw_ui(self.screen)
+
         pg.display.update()
+    
+    def draw_grid(self, surf, alpha, offset=(0, 0)):
+        tile_size = self.tilemap.tile_size
+        temp_surf = pg.Surface((self.width, self.height), pg.SRCALPHA)
+        offset_x, offset_y = offset
+
+        start_x = (offset_x // tile_size) * tile_size # normalize
+        start_y = (offset_y // tile_size) * tile_size
+
+        for x in range(start_x, offset_x + self.width, tile_size):
+            screen_x = x - offset_x
+            pg.draw.line(
+                temp_surf,
+                (255, 255, 255, alpha),
+                (screen_x, 0),
+                (screen_x, self.height)
+            )
+
+        for y in range(start_y, offset_y + self.height + tile_size, tile_size):
+            screen_y = y - offset_y
+            pg.draw.line(
+                temp_surf,
+                (255, 255, 255, alpha),
+                (0, screen_y),
+                (self.width, screen_y)
+            )
+
+        surf.blit(temp_surf, (0, 0))
+    
+    def draw_path(self, surf, waypoints, offset):
+        if len(waypoints) == 0:
+            return
+
+        # draw first point even if there is no line yet
+        if len(waypoints) == 1:
+            pixel_point = tile_to_pixel(
+                waypoints[0],
+                self.tilemap.tile_size,
+                True
+            )
+
+            pixel_point_off = (
+                pixel_point[0] - offset[0],
+                pixel_point[1] - offset[1]
+            )
+
+            pg.draw.circle(surf, (255, 0, 0), pixel_point_off, 3)
+            return
+
+        for i in range(len(waypoints) -1):
+            tile_point1 = waypoints[i]
+            tile_point2 = waypoints[i+1]
+
+            pixel_point1 = tile_to_pixel(tile_point1, self.tilemap.tile_size, True)
+            pixel_point2 = tile_to_pixel(tile_point2, self.tilemap.tile_size, True)
+            pixel_point1_off = (pixel_point1[0] - offset[0], pixel_point1[1] - offset[1])
+            pixel_point2_off = (pixel_point2[0] - offset[0], pixel_point2[1] - offset[1])
+            pg.draw.circle(surf, (255, 0, 0), pixel_point1_off, 3)
+
+            pg.draw.line(
+                surf,
+                (255, 0, 0),
+                pixel_point1_off,
+                pixel_point2_off
+            )
+        pg.draw.circle(surf, (255, 0, 0), pixel_point2_off, 3)
+    
+    def add_waypoint(self, tile_pos):
+        waypoint = [tile_pos[0], tile_pos[1]]
+
+        if waypoint in self.tilemap.waypoints:
+            return
+
+        self.tilemap.waypoints.append(waypoint)
+
+
+    def remove_waypoint_at(self, tile_pos):
+        waypoint = [tile_pos[0], tile_pos[1]]
+
+        if waypoint in self.tilemap.waypoints:
+            self.tilemap.waypoints.remove(waypoint)
+
+
+    def remove_last_waypoint(self):
+        if self.tilemap.waypoints:
+            self.tilemap.waypoints.pop()
+
+
+    def clear_waypoints(self):
+        self.tilemap.waypoints.clear()
+    

game/camera.py

@@ -0,0 +1,26 @@
+import pygame as pg
+
+class Camera():
+    def __init__(self):
+        self.zoom = 1
+        self.offset = pg.math.Vector2(0, 0)
+
+    def world_to_screen(self, pos):
+        return (
+            int((pos[0] - self.offset.x) * self.zoom),
+            int((pos[1] - self.offset.y) * self.zoom)
+        )
+
+    def screen_to_world(self, pos):
+        return (
+            pos[0] / self.zoom + self.offset.x,
+            pos[1] / self.zoom + self.offset.y
+        )
+
+    def move(self, dx, dy):
+        self.offset.x += dx
+        self.offset.y += dy
+
+    def change_zoom(self, amount):
+        self.zoom += amount
+        self.zoom = max(0.5, min(self.zoom, 4.0))

game/enemy.py

@@ -0,0 +1,63 @@
+from game.util import *
+import pygame as pg
+
+class Enemy(pg.sprite.Group):
+    def __init__(self, game, speed, health):
+        super().__init__()
+        self.game = game
+        self.waypoints = self.game.tilemap.waypoints
+        print(self.waypoints)
+
+        self.speed = speed
+        self.health = health
+
+        self.image = self.game.assets['enemy']
+        self.rect = self.image.get_rect()
+
+        self.pos = pg.Vector2(
+            tile_to_pixel(self.waypoints[0], self.game.tilemap.tile_size, True)
+        )
+
+        self.target_index = 1
+
+        self.rect.center = self.pos
+
+    def update(self):
+        if self.target_index >= len(self.waypoints):
+            return
+
+        tile_size = self.game.tilemap.tile_size
+
+        target = pg.Vector2(
+            tile_to_pixel(
+                self.waypoints[self.target_index],
+                tile_size,
+                True
+            )
+        )
+
+        direction = target - self.pos
+        distance = direction.length()
+
+        if distance <= self.speed:
+            self.pos = target
+            self.target_index += 1
+        else:
+            direction = direction.normalize()
+            self.pos += direction * self.speed
+
+        self.rect.center = self.pos
+
+    def render(self, surf, camera):
+        zoom = camera.zoom
+        scaled_rect = self.rect.scale_by(zoom)
+        
+        scaled_image = pg.transform.scale(
+            self.image,
+            (scaled_rect.size[0], scaled_rect.size[1])
+        )
+
+        scaled_pos = camera.world_to_screen(self.pos)
+        scaled_rect.center = scaled_pos
+
+        surf.blit(scaled_image, scaled_rect)

game/game.py

@@ -20,12 +20,21 @@ class Game:
         self.clock = pygame.time.Clock()
         self.ui_manager = pygame_gui.UIManager(
             WINDOW_SIZE,
-            "theme.json"
+            "assets/theme/theme.json"
         )
         self.tilemap = Tilemap(self)
+        self.map = 'test'
+        self.path = 'assets/maps/' + str(self.map) + '.json'
 
+        try:
+            self.tilemap.load(self.path)
+        except FileNotFoundError:
+            print('File not Found')
+        print(self.tilemap.waypoints)
         self.assets={
-            "base": load_images('/tiles/test')
+            "base": load_images('/tiles/test'),
+            "jungle": load_images('/tiles/jungle'),
+            "enemy": load_image('/entities/enemies/sand_monster.png')
         }
 
         self.screens = {
@@ -59,6 +68,8 @@ class Game:
 
                 self.current_screen.process_event(event)
             
+            self.current_screen.update(dt)
+
             self.ui_manager.update(dt)
 
             self.window.fill((20, 20, 20))

game/screens/game_play.py

@@ -1,4 +1,7 @@
 from game.screens.base_screen import BaseScreen
+from game.enemy import Enemy
+from game.camera import Camera
+from game.util import *
 import pygame as pg
 import pygame_gui as pgi
 
@@ -6,30 +9,62 @@ class GamePlay(BaseScreen):
     def __init__(self, game):
         super().__init__(game)
 
-        self.tile_multiplicator = 2.0
+        # self.tile_multiplicator = 2.0
         self.width, self.height = pg.display.get_surface().get_size()
-        self.map_screen = pg.surface.Surface((int(self.width/4*3),int(self.height/6*5)))
+        self.game_surface = pg.surface.Surface((int(self.width/4*3),int(self.height/6*5)))
+        # self.map_surface = pg.surface.Surface((self.game_surface.get_width()/self.tile_multiplicator,self.game_surface.get_height()/self.tile_multiplicator)) 
 
-        self.scroll = [0, 0]
+        self.camera = Camera()
+        self.movment = [False, False, False, False]
 
         self.map = 'test'
         self.path = 'assets/maps/' + str(self.map) + '.json'
 
+        self.enemy = Enemy(self.game, 0.5, 100)
+
         try:
             self.game.tilemap.load(self.path)
         except FileNotFoundError:
             print('File not Found')
 
     def process_event(self, event):
-        pass
+        if event.type == pg.KEYDOWN:
+            if event.key == pg.K_a:
+                self.movment[0] = True
+            if event.key == pg.K_d:
+                self.movment[1] = True
+            if event.key == pg.K_w:
+                self.movment[2] = True
+            if event.key == pg.K_s:
+                self.movment[3] = True
+            
+            if event.key == pg.K_q:
+                self.camera.change_zoom(-0.25)
+            if event.key == pg.K_e:
+                self.camera.change_zoom(0.25)
+        if event.type == pg.KEYUP:
+            if event.key == pg.K_a:
+                self.movment[0] = False
+            if event.key == pg.K_d:
+                self.movment[1] = False
+            if event.key == pg.K_w:
+                self.movment[2] = False
+            if event.key == pg.K_s:
+                self.movment[3] = False
     
     def update(self, dt):
-        pass
+        self.enemy.update()
+
+        self.camera.move((self.movment[1] - self.movment[0]) * 2, (self.movment[3] - self.movment[2]) * 2)
 
     def draw(self, surface):
-        self.map_screen.fill((40, 40, 40))
+        self.game_surface.fill((40, 40, 40))
+        # self.map_surface.fill((40, 40, 40))
 
-        render_scroll = (int(self.scroll[0]), int(self.scroll[1]))
-        self.game.tilemap.render(self.map_screen, offset=render_scroll)
+        self.game.tilemap.render_game(self.game_surface, self.camera)
 
-        self.game.window.blit(self.map_screen, (0, self.height/6))
+        self.enemy.render(self.game_surface, self.camera)
+
+        # self.game_surface.blit(pg.transform.scale(self.map_surface, self.game_surface.get_size()))
+        
+        surface.blit(self.game_surface, (0, self.height/6))

game/tilemap.py

@@ -1,14 +1,21 @@
 import pygame, json
 
+"""
+Todo: 
+* Add prop system for Trees, etc. (like off_grid), handle blocked with game objects over props
+"""
+
 class Tilemap:
     def __init__(self, game, tile=16):
         self.game = game
         self.tile_size = tile
         self.tilemap = {}
+        self.offgrid_tiles = []
+        self.waypoints=[]
 
     def save(self, path):
         f = open(path, 'w')
-        json.dump({'tilemap': self.tilemap, 'tile_size': self.tile_size}, f)
+        json.dump({'tilemap': self.tilemap, 'tile_size': self.tile_size, 'waypoints': self.waypoints}, f)
         f.close()
 
     def load(self, path):
@@ -18,7 +25,7 @@ class Tilemap:
 
         self.tilemap = map_data['tilemap']
         self.tile_size = map_data['tile_size']   
-    
+        self.waypoints = map_data['waypoints']
 
     def render(self, surf, offset=(0, 0)):
         for x in range(offset[0] // self.tile_size, (offset[0] + surf.get_width()) // self.tile_size + 1):
@@ -27,3 +34,36 @@ class Tilemap:
                 if loc in self.tilemap:
                     tile = self.tilemap[loc]
                     surf.blit(self.game.assets[tile['type']][tile['variant']], (tile['pos'][0] * self.tile_size - offset[0], tile['pos'][1] * self.tile_size - offset[1]))
+    
+    def render_game(self, surf, camera):
+        tile_size = self.tile_size
+        zoom = camera.zoom
+        scaled_tile_size = int(tile_size * zoom)
+
+        start_x = int(camera.offset.x // tile_size)
+        start_y = int(camera.offset.y // tile_size)
+
+        end_x = int((camera.offset.x + surf.get_width() / zoom) // tile_size) + 2
+        end_y = int((camera.offset.y + surf.get_height() / zoom) // tile_size) + 2
+
+        for x in range(start_x, end_x):
+            for y in range(start_y, end_y):
+                loc = f"{x};{y}"
+
+                if loc in self.tilemap:
+                    tile = self.tilemap[loc]
+                    image = self.game.assets[tile["type"]][tile["variant"]]
+
+                    scaled_image = pygame.transform.scale(
+                        image,
+                        (scaled_tile_size, scaled_tile_size)
+                    )
+
+                    world_pos = (
+                        tile["pos"][0] * tile_size,
+                        tile["pos"][1] * tile_size
+                    )
+
+                    screen_pos = camera.world_to_screen(world_pos)
+
+                    surf.blit(scaled_image, screen_pos)

game/util.py

@@ -14,3 +14,15 @@ def load_images(dir_path):
     for img_name in os.listdir(img_path + dir_path):
         images.append(load_image(dir_path + '/' + img_name))
     return images
+
+def tile_to_pixel(waypoint, tile_size, center=False):
+    if center:
+        return (
+            waypoint[0] * tile_size + tile_size // 2,
+            waypoint[1] * tile_size + tile_size // 2
+            )
+    else:
+        return (
+            waypoint[0] * tile_size,
+            waypoint[1] * tile_size
+        )