proper image switching/garbage colection fix

aliens.py

@@ -17,3 +17,24 @@ def alien_table(index):
         12: "Heatblast",
         # TODO: Add more aliens
     }.get(index, "ERROR")
+
+
+def image_display(index):
+    return {
+
+        0: "res/omnitrix.png",
+        1: "res/heatblast.png",
+        2: "res/nasaSquare.png",
+        3: "res/????.jpg",
+        4: "res/energy-momentum-relation-equation-epc.jpg",
+        5: "res/em1_patch_final.png",
+        6: "res/artemis.png",
+        7: "XLR8",
+        8: "Grey Matter",
+        9: "Wildmutt",
+        10: "Ghostfreak",
+        11: "Wildvine",
+        12: "Heatblast",
+        # TODO: Add more aliens
+        # TODO: Add proper alien silhouettes
+    }.get(index, "res/omnitrix.png")

ben10.py

@@ -1,6 +1,7 @@
 from tkinter import *
 from aliens import alien_table
 from functions import *
+from PIL import ImageTk, Image
 
 root = Tk()
 root.title("Omnitrix")
@@ -9,26 +10,23 @@ root.geometry("640x480")
 root.configure(bg="#70b607")
 # root window parameters
 
+path = "res/omnitrix.png"
+img = ImageTk.PhotoImage(Image.open(path))
 
-def button_press():
+omnitrix_button = Button(root, bg="#70b607", image=img,
-    transform()
-    omnitrix_button.config(image=PhotoImage(file="res/heatblast.png"))
-# changes image
-
-
-omnitrix_screen = PhotoImage(file="res/omnitrix.png")
-omnitrix_button = Button(root, image=omnitrix_screen, bg="#70b607",
                          activebackground='#70b607', highlightthickness=0, bd=0,command=button_press)  
+# TODO: make sound when pressed
+omnitrix_button.image = img
 omnitrix_button.place(relx=0.5, rely=0.5, anchor=CENTER)
 # middle button
 
 omnitrix_left = Button(root, text="<", fg="white", bg="black",
-                       command=count_down, highlightthickness=0, bd=0, height=40, width=4)
+                       command=lambda: count_down(omnitrix_button), highlightthickness=0, bd=0, height=40, width=4)
 omnitrix_left.pack(side="left")
 # changes alien button (left)
 
 omnitrix_right = Button(root, text=">", fg="white",  bg="black",
-                        command=count_up, highlightthickness=0, bd=0, height=40, width=4)
+                        command=lambda: count_up(omnitrix_button), highlightthickness=0, bd=0, height=40, width=4)
 omnitrix_right.pack(side="right")
 # changes alien button (right)
 

functions.py

@@ -1,24 +1,39 @@
 from aliens import *
+from PIL import ImageTk, Image
 
 counter = 0
 
 
-def count_up():
+def count_up(omnitrix_button):
     global counter
     counter += 1
     print(counter)
+    if counter < 0:
+        path = image_display(counter * -1)
+    else:
+        path = image_display(counter)
+    img = ImageTk.PhotoImage(Image.open(path))
+    omnitrix_button.configure(image=img)
+    omnitrix_button.image = img  # keep a reference!
 
-
+def count_down(omnitrix_button):
-def count_down():
     global counter
     counter -= 1
     print(counter)
+    if counter < 0:
+        path = image_display(counter * -1)
+    else:
+        path = image_display(counter)
+    img = ImageTk.PhotoImage(Image.open(path))
+    omnitrix_button.configure(image=img)
+    omnitrix_button.image = img  # keep a reference!
 
 
-def transform():
+def button_press():
     if counter < 0:
         print(alien_table(counter * -1))
     elif counter == 0:
         print(alien_table(counter))
     elif counter > 0:
         print(alien_table(counter))
+# ! replace with sound playing function