common/constants.py

@@ -33,3 +33,6 @@ TILES = [
     'water.png',
     'grass_with_tree.jpg',
 ]
+
+#HEALTH_BAR
+BAR_ANIMATION_SPEED = 1

logic/health_bar.py

@@ -0,0 +1,49 @@
+import pygame
+from common.constants import BAR_ANIMATION_SPEED
+
+
+class HealthBar:
+    def __init__(self, rect, current_hp, max_hp):
+        self.rect = rect
+        self.bar_animation_speed = BAR_ANIMATION_SPEED
+        self.current_hp = current_hp
+        self.target_hp = current_hp
+        self.max_hp = max_hp
+        self.width = self.rect.width * 0.8
+        self.height = self.rect.height * 0.05
+        self.x = self.rect.width * 0.1 + self.rect.x
+        self.y = self.rect.height * 0.95 + self.rect.y
+        self.health_ratio = self.max_hp/self.width
+
+    def update(self):
+        self.animation()
+
+    def take_dmg(self, dmg_taken):
+        if self.target_hp > 0:
+            self.target_hp -= dmg_taken
+        elif self.target_hp < 0:
+            self.target_hp = 0
+
+    def heal(self, amount):
+        if self.target_hp < self.max_hp:
+            self.target_hp += amount
+        elif self.target_hp > self.max_hp:
+            self.target_hp = self.max_hp
+
+    def animation(self):
+        animation_bar_width = 0
+        animation_bar_color = (255, 0, 0)
+
+        if self.current_hp < self.target_hp:
+            self.current_hp += self.bar_animation_speed
+            animation_bar_width = int((self.current_hp - self.target_hp) / self.health_ratio)
+            animation_bar_color = (0, 255, 0)
+
+        elif self.current_hp > self.target_hp:
+            self.current_hp -= self.bar_animation_speed
+            animation_bar_width = int((self.target_hp - self.current_hp) / self.health_ratio)
+            animation_bar_color = (255, 255, 0)
+
+
+
+

models/knight.py

@@ -1,6 +1,7 @@
 import pygame.image
 import random
 
+
 class Knight(pygame.sprite.Sprite):
     def __init__(self, img):
         super().__init__()
@@ -14,4 +15,3 @@ class Knight(pygame.sprite.Sprite):
         self.attack = random.randint(4, 7)
         self.defense = random.randint(1, 4)
         self.points = 1
-