Ajout du scrolling smooth

src/camera.py

@@ -3,3 +3,16 @@ class Camera:
         self.x = 0
         self.y = 0
         self.zoom = 1.
+
+        # Variables utilisées pour le scrolling
+        self.target_x = self.x
+        self.target_y = self.y
+        self.target_zoom = self.zoom
+
+        self.smoothness = 20.
+
+    def update(self):
+        """Met à jour la caméra. Permet, par exemple, de faire le scrolling."""
+        self.x += (self.target_x - self.x) / self.smoothness
+        self.y += (self.target_y - self.y) / self.smoothness
+        self.zoom += (self.target_zoom - self.zoom) / self.smoothness

src/engine.py

@@ -36,6 +36,7 @@ class Engine:
         l'appelle."""
         self.renderer.update()
         self.event_handler.update()
+        self.camera.update()
 
     def stop(self):
         """Arrête le programme."""

src/entity.py

@@ -0,0 +1,4 @@
+class Entity:
+    def __init__(self):
+        self.x = 2
+        self.y = 2

src/event_handler.py

@@ -23,14 +23,14 @@ class EventHandler:
                 self.key_pressed.remove(e.key)
 
         if K_RIGHT in self.key_pressed:
-            self.engine.camera.x += 2
+            self.engine.camera.target_x += 20
         if K_LEFT in self.key_pressed:
-            self.engine.camera.x -= 2
+            self.engine.camera.target_x -= 20
         if K_UP in self.key_pressed:
-            self.engine.camera.y -= 2
+            self.engine.camera.target_y -= 20
         if K_DOWN in self.key_pressed:
-            self.engine.camera.y += 2
+            self.engine.camera.target_y += 20
         if K_x in self.key_pressed:
-            self.engine.camera.zoom *= 1.01
+            self.engine.camera.target_zoom *= 1.01
         if K_c in self.key_pressed:
-            self.engine.camera.zoom *= 0.99
+            self.engine.camera.target_zoom *= 0.99