Added map loading

main.py

 """
-Author: Kirill Schmidt, Lukas Weichelt, Robert Seimetz
+Author: Kirill Schmidt, Philipp Stahl, Robert Seimetz
 A game with an isometric (2.5D) view.
 """
 # Import modules
-import sys
-import pygame
+import pygame, pytmx
 from pygame.locals import *
 
 # Set constants
@@ -15,19 +14,48 @@ SCREEN_WIDTH = 720
 TILE_HEIGHT = 46
 TILE_WIDTH = 46
 
+# Spritegroups
+all_sprites = pygame.sprite.RenderClear()
+passable = pygame.sprite.RenderClear()
+building = pygame.sprite.RenderClear()
+screen = pygame.display.set_mode((SCREEN_HEIGHT, SCREEN_WIDTH))
+
+class Way(pygame.sprite.Sprite):
+    def __init__(self, x, y):
+        pygame.sprite.Sprite.__init__(self)
+        self.image = "sprites/grass.png"
+        self.rect = self.images.get_rect()
+        self.rect.topleft = twoDtoIso(x, y)
+
+class Map():
+    def __init__(self, surface):
+        self.Map = pytmx.load_pygame(surface, pixelalpha = True)
+        self.width = self.Map.width * self.Map.tilewidth
+        self.height = self.Map.height * self.Map.tileheight
+        self.data = self.Map
+    def render(self, surface):
+        tile_image = self.data.get_tile_image_by_gid
+        for layer in self.data.visible_layers:
+            if isinstance(layer, pytmx.TiledTileLayer):
+                for x, y, gid, in layer:
+                    tile = tile_image(gid)
+                    if tile:
+                        surface.blit(tile, (x * self.Map.tilewidth, y * self.Map.tileheight))
+
+def draw():
+    screen.fill((0,0,0))
+    all_sprites.draw(screen)
+    pygame.display.flip()
+    
+
+
 def main():
     # Initialise screen
     pygame.init()
-    screen = pygame.display.set_mode((SCREEN_HEIGHT, SCREEN_WIDTH))
     pygame.display.set_caption(SCREEN_NAME)
-
-    # Fill background
-    background = pygame.Surface(screen.get_size())
-    background = background.convert()
-    background.fill((0, 0, 0))
     
     # Blit everything to the screen
-    screen.blit(background, (0, 0))
+    screen.fill((0, 0, 0))
     pygame.display.update()
     
     # Initialise map
@@ -40,6 +68,17 @@ def main():
     [1, 1, 1, 1, 1]
     ]
     
+    '''
+    map1 = Map("foo.tmx")
+    for obejects in map1.data.objects:
+        if objects.name == "way":
+            sprite = Way(obejcts.x, objects.y)
+            
+        if objects.type == "passable":
+            passable.add(sprite)
+        all_sprites.add(sprite)
+    '''
+    
     # Load images
     wall = pygame.image.load('sprites/wall.png').convert()
     grass = pygame.image.load('sprites/grass.png').convert()
@@ -68,10 +107,10 @@ def main():
             
     # Event loop
     while 1:
+        #draw()
         for event in pygame.event.get():
             if event.type == QUIT:
-                pygame.quit()
-                sys.exit()
+                exit(0)
 # Function to convert cartesian coordinates to isometric
 def twoDtoIso(cartX, cartY):
     isoX = cartX - cartY