Update bridge

src/nspire/pathlib.py

@@ -0,0 +1,39 @@
+"""Allow values to be stored on Nspire"""
+from ti_system import recall_value, store_value
+
+
+class Path:
+    def __init__(self, path):
+        self.path = path
+
+    def __getattr__(self, item):
+        if item == "parent":
+            return self
+
+    def __truediv__(self, other):
+        self.path = other
+        return self
+
+    def resolve(self):
+        return self
+
+    def exists(self):
+        try:
+            recall_value(self.path)
+        except TypeError:
+            return False
+        else:
+            return True
+
+    def touch(self):
+        if not self.exists:
+            self.reset()
+
+    def reset(self):
+        store_value(self.path, 0)
+
+    def read_text(self):
+        return str(recall_value(self.path))
+
+    def write_text(self, text):
+        store_value(self.path, int(text))

src/pygame/pygame.py → src/nspire/pygame.py

@@ -149,7 +149,7 @@ def draw(self, pos):
             self.color.set()
             pos = Vector2(pos).flip_y()
             draw_text(pos.x, pos.y, self.text)
-        
+
         def get_size(self):
             return Vector2(len(self.text) *  7, -12)
 
@@ -175,6 +175,12 @@ def flip_y(self):
     def copy(self):
         return Vector2(self.x, self.y)
 
+    def length(self):
+        return (self.x ** 2 + self.y ** 2) ** 0.5
+
+    def normalize(self):
+        return self / self.length()
+
     def __iter__(self):
         return iter((self.x, self.y))
 
@@ -293,4 +299,3 @@ def __iter__(self):
 
     def set(self):
         set_color(self.r, self.g, self.b)
-