diff options
Diffstat (limited to 'sugar/graphics/snowflakelayout.py')
-rw-r--r-- | sugar/graphics/snowflakelayout.py | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/sugar/graphics/snowflakelayout.py b/sugar/graphics/snowflakelayout.py deleted file mode 100644 index afce0c8..0000000 --- a/sugar/graphics/snowflakelayout.py +++ /dev/null @@ -1,61 +0,0 @@ -import math - -import cairo - -class SnowflakeLayout: - _BASE_RADIUS = 65 - _CHILDREN_FACTOR = 1 - _FLAKE_DISTANCE = 6 - - def __init__(self): - self._root = None - self._r = 0 - - def set_root(self, icon): - self._root = icon - - def _layout_root(self, box): - [width, height] = self._root.get_allocation() - - x = self._cx - (width / 2) - y = self._cy - (height / 2) - - box.move(self._root, int(x), int(y)) - - def _layout_child(self, box, child, index): - r = self._r - if (len(box.get_children()) > 10): - r += SnowflakeLayout._FLAKE_DISTANCE * (index % 3) - - angle = 2 * math.pi / len(box.get_children()) * index - - [width, height] = child.get_allocation() - x = self._cx + math.cos(angle) * r - (width / 2) - y = self._cy + math.sin(angle) * r - (height / 2) - - box.move(child, int(x), int(y)) - - def get_size(self, box): - max_child_size = 0 - for child in box.get_children(): - [width, height] = child.get_allocation() - max_child_size = max (max_child_size, width) - max_child_size = max (max_child_size, height) - - return self._r * 2 + max_child_size + \ - SnowflakeLayout._FLAKE_DISTANCE * 2 - - def layout(self, box): - self._r = SnowflakeLayout._BASE_RADIUS + \ - SnowflakeLayout._CHILDREN_FACTOR * len(box.get_children()) - - size = self.get_size(box) - self._cx = size / 2 - self._cy = size / 2 - - self._layout_root(box) - - index = 0 - for child in box.get_children(): - self._layout_child(box, child, index) - index += 1 |