Interface/movement.py

@@ -0,0 +1,17 @@
+import pygame
+import sys
+
+def moving_cleaner(grid_width, grid_height,tile_width,tile_height, x, y):
+    for event in pygame.event.get():
+        if event.type == pygame.QUIT:
+            sys.exit()
+        if event.type == pygame.KEYDOWN:
+            if event.key == pygame.K_LEFT and x>(tile_width / 2):
+                x -= tile_width
+            if event.key == pygame.K_RIGHT and x<(grid_width-(tile_width / 2)):
+                x += tile_width
+            if event.key == pygame.K_UP and y>(tile_height / 2):
+                y -= tile_height
+            if event.key == pygame.K_DOWN and y<(grid_height-(tile_height / 2)):
+                y += tile_height
+    return(x,y)

Interface/vacuum_render.py

@@ -1,30 +1,20 @@
 from Interface.grid_draw import GridDraw, Colors
 import sys
 import pygame
+from Interface.movement import moving_cleaner
 
 # dummy function
-def initial_draw():
+def initial_draw(grid_width, grid_height):
-    grid = GridDraw(500, 500)
+    grid = GridDraw(grid_width, grid_height)
-    tile_width = 500 / 10
+    tile_width = grid_width / 10
-    tile_height = 500 / 10
+    tile_height = grid_height / 10
     x = tile_width / 2
     y = tile_height / 2
     radius = 15
     while True:
         grid.start_draw()
         grid.board(10, 10)
-        for event in pygame.event.get():
+        (x,y) = moving_cleaner(grid_width,grid_height,tile_width,tile_height, x, y)
-            if event.type == pygame.QUIT:
-                sys.exit()
-            if event.type == pygame.KEYDOWN:
-                if event.key == pygame.K_LEFT:
-                    x -= tile_width
-                if event.key == pygame.K_RIGHT:
-                    x += tile_width
-                if event.key == pygame.K_UP:
-                    y -= tile_height
-                if event.key == pygame.K_DOWN:
-                    y += tile_height
         grid.circle(x, y, 20, color=Colors.RED)
         grid.end_draw() 
         pygame.time.delay(10)  

main.py

@@ -1,3 +1,3 @@
 from Interface.vacuum_render import initial_draw
 
-initial_draw()
+initial_draw(500, 500)