Helicopter angle,movement size changes

fahrzeug.py

@@ -23,7 +23,7 @@ class Fahrzeug(pygame.sprite.Sprite):
     def update(self):
         self.move()
 
-        if  self.rect.centerx != self.dest_x or self.rect.centery != self.dest_y:
+        if self.rect.centerx != self.dest_x or self.rect.centery != self.dest_y:
             if self.Tank > 0:
                 self.Tank -= 0.1
             self.angle = get_angle((self.rect.centerx, self.rect.centery), (self.dest_x, self.dest_y))-90
@@ -31,6 +31,6 @@ class Fahrzeug(pygame.sprite.Sprite):
         def move(self):
             pass
 
-        def dest(self, pos):
-            self.dest_x, self.dest_y = pos
+    def dest(self, pos):
+        self.dest_x, self.dest_y = pos
 

game.py

@@ -73,6 +73,7 @@ def start():
         player1.draw(win)
 
         enemy.update(player1)
+        enemy.dest((player1.rect.centerx,player1.rect.centery))
         enemy.draw(win)
 
         pygame.display.update()

helicopter.py

@@ -1,13 +1,15 @@
 import pygame
 import player
 import rotor
-from fahrzeug import Fahrzeug
+from fahrzeug import Fahrzeug, get_angle
+import time
 
 class Helicopter(Fahrzeug, pygame.sprite.Sprite):
     def __init__(self, x, y):
         super().__init__(x, y)
         self.image = pygame.image.load("resources/helicopter.jpg").convert_alpha()
         self.image = self.image.subsurface(44, 0, 44, 99)
+        self.image = pygame.transform.scale(self.image, (self.image.get_width()*1.2, self.image.get_height()*1.2))
         self.rect = self.image.get_rect(center=(x, y))
         self.rect.centerx = x
         self.rect.centery = y
@@ -17,6 +19,8 @@ class Helicopter(Fahrzeug, pygame.sprite.Sprite):
         self.rect = self.image.get_rect()
         self.angle = 0
         self.speed = 1
+        self.duration_speed = 0.02
+        self.start_time = time.time()
 
     def update(self, player):
         keys = pygame.key.get_pressed()
@@ -37,6 +41,23 @@ class Helicopter(Fahrzeug, pygame.sprite.Sprite):
             self.dest_y += self.speed
             self.angle = 180
 
+        elapsed_time = time.time() - self.start_time
+        if elapsed_time >= self.duration_speed:
+            if self.rect.centerx < player.rect.centerx:
+                self.rect.centerx += self.speed
+            if self.rect.centery < player.rect.centery:
+                self.rect.centery += self.speed
+            if self.rect.centerx > player.rect.centerx:
+                self.rect.centerx -= self.speed
+            if self.rect.centery > player.rect.centery:
+                self.rect.centery -= self.speed
+            self.start_time = time.time()
+
+        if self.rect.centerx != self.dest_x or self.rect.centery != self.dest_y:
+            if self.Tank > 0:
+                self.Tank -= 0.1
+            self.angle = get_angle((self.rect.centerx, self.rect.centery), (self.dest_x, self.dest_y))-90
+
         self.rotor.update(self)
 
     def draw(self, win):

player.py

@@ -5,6 +5,7 @@ class Player(Fahrzeug, pygame.sprite.Sprite):
     def __init__(self, x, y):
         super().__init__(x, y)
         self.image = pygame.image.load("resources/player.png").convert_alpha()
+        self.image = pygame.transform.scale(self.image, (self.image.get_width()/1.2, self.image.get_height()/1.2))
         self.rect = self.image.get_rect(center=(x, y))
         self.rect.centerx = x
         self.rect.centery = y