error when saving

2021-08-29 20:25:48 +02:00
parent 125f1555b4
commit 228a60f659
1 changed files with 11 additions and 5 deletions
@@ -36,16 +36,22 @@ class Image:
    def get_pixel(self, x: int, y: int) -> bool:
        position = self.__get_position(x, y)
        chunk_id = position // 8
+        try:
            return self.data[chunk_id] & (1 << (7 - position % 8)) > 0
+        except:
+            return False

    def set_pixel(self, x: int, y: int, v: bool) -> None:
        position = self.__get_position(x, y)
        chunk_id = position // 8
        if v != self.get_pixel(x, y):
+            try:
                if v:
                    self.data[chunk_id] |= 1 << (7 - position % 8)
                else:
                    self.data[chunk_id] &= ~(1 << (7 - position % 8))
+            except:
+                pass
            self.modified = True

    def __get_color_bytes(self) -> bytes: