diff options
Diffstat (limited to 'sugar/graphics/spreadlayout.py')
| -rw-r--r-- | sugar/graphics/spreadlayout.py | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/sugar/graphics/spreadlayout.py b/sugar/graphics/spreadlayout.py index 3daf20a..36a4fe1 100644 --- a/sugar/graphics/spreadlayout.py +++ b/sugar/graphics/spreadlayout.py @@ -35,6 +35,14 @@ class _Grid(object): for i in range(width * height): self._array.append(0) + def add_locked(self, child, x, y, width, height): + rect = gtk.gdk.Rectangle(x, y, width, height) + + child.locked = True + child.grid_rect = rect + + self._add_weight(rect) + def add(self, child, width, height): trials = _PLACE_TRIALS weight = _MAX_WEIGHT @@ -50,10 +58,12 @@ class _Grid(object): trials -= 1 child.grid_rect = rect + child.locked = False + self._add_weight(rect) def remove(self, child): - self._remove_weight(box_child.grid_rect) + self._remove_weight(child.grid_rect) child.grid_rect = None def _add_weight(self, rect): @@ -92,6 +102,16 @@ class SpreadLayout(gobject.GObject,hippo.CanvasLayout): self._grid = _Grid(width / _CELL_SIZE, height / _CELL_SIZE) + def add_center(self, child): + self._box.append(child) + + width, height = self._get_child_grid_size(child) + box_child = self._box.find_box_child(child) + self._grid.add_locked(box_child, + int((self._grid.width - width) / 2), + int((self._grid.height - height) / 2), + width, height) + def add(self, child): self._box.append(child) |