added a UI class to better organize UI creation

tools/animation-tools/animation-tool.py

@@ -2,7 +2,7 @@ import pygame
 import pygame_widgets
 from Shapes import *
 from Scene import Scene
-from UI import create_ui, SceneManager
+from UI import AnimatorUI
 
 WINDOW_W = 500
 WINDOW_H = 500
@@ -13,40 +13,26 @@ file_data = ""
 pygame.init()
 window = pygame.display.set_mode((WINDOW_W, WINDOW_H))
 
-sceneManager: SceneManager = create_ui(window, WINDOW_W, WINDOW_H)
+ui = AnimatorUI(window)
 
 clock = pygame.time.Clock()
-selected_meshes = []
 run = True
-trackMouseMotion = False
 
 while run:
     clock.tick(60)
     window.fill((255, 255, 255))
-    current_scene: Scene = sceneManager.get_current_scene()
+    
     events = pygame.event.get()
     for event in events:
         if event.type == pygame.QUIT:
             run = False
-        elif event.type == pygame.MOUSEBUTTONDOWN:
-            if event.button == 2: # middle mouse click
-                trackMouseMotion = True
-            elif event.button == 1: # left click
-                sceneManager.click_mesh(pygame.mouse.get_pos())
-        elif event.type == pygame.MOUSEBUTTONUP:
-            if event.button == 2: # middle mouse release
-                trackMouseMotion = False
-        elif trackMouseMotion and event.type == pygame.MOUSEMOTION:
-            mouseMovement = pygame.mouse.get_rel()
-            current_scene.euler_angles[0] -= mouseMovement[1]
-            current_scene.euler_angles[1] -= mouseMovement[0]
-    pygame_widgets.update(events)
-
-
-    if not trackMouseMotion:
-        pygame.mouse.get_rel()
+        # if the event isn't handled above as a global event, let the ui handle it
+        else:
+            ui.update_interaction(event)
     
-    sceneManager.draw()
+    pygame_widgets.update(events)
+    
+    ui.draw()
     pygame.display.flip()
 
 pygame.quit()