diff options
Diffstat (limited to 'grc/gui/Block.py')
| -rw-r--r-- | grc/gui/Block.py | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/grc/gui/Block.py b/grc/gui/Block.py index 0afb351647..0ae624f94f 100644 --- a/grc/gui/Block.py +++ b/grc/gui/Block.py @@ -26,6 +26,7 @@ from Constants import \ BLOCK_LABEL_PADDING, \ PORT_SEPARATION, LABEL_SEPARATION, \ PORT_BORDER_SEPARATION, POSSIBLE_ROTATIONS +import Actions import pygtk pygtk.require('2.0') import gtk @@ -43,6 +44,8 @@ class Block(Element): Block contructor. Add graphics related params to the block. """ + self.W = 0 + self.H = 0 #add the position param self.get_params().append(self.get_parent().get_parent().Param( block=self, @@ -97,6 +100,12 @@ class Block(Element): Args: coor: the coordinate tuple (x, y) """ + if Actions.TOGGLE_SNAP_TO_GRID.get_active(): + offset_x, offset_y = (0, self.H/2) if self.is_horizontal() else (self.H/2, 0) + coor = ( + Utils.align_to_grid(coor[0] + offset_x) - offset_x, + Utils.align_to_grid(coor[1] + offset_y) - offset_y + ) self.get_param('_coordinate').set_value(str(coor)) def get_rotation(self): @@ -174,14 +183,17 @@ class Block(Element): Utils.rotate_pixmap(gc, self.horizontal_label, self.vertical_label) #calculate width and height needed self.W = self.label_width + 2*BLOCK_LABEL_PADDING + def get_min_height_for_ports(): + visible_ports = filter(lambda p: not p.get_hide(), ports) + H = 2*PORT_BORDER_SEPARATION + len(visible_ports) * PORT_SEPARATION + if visible_ports: H -= ports[0].H + return H self.H = max(*( [ # labels self.label_height + 2 * BLOCK_LABEL_PADDING ] + [ # ports - 2 * PORT_BORDER_SEPARATION + - sum([port.H + PORT_SEPARATION for port in ports if not port.get_hide()]) - PORT_SEPARATION - for ports in (self.get_sources_gui(), self.get_sinks_gui()) + get_min_height_for_ports() for ports in (self.get_sources_gui(), self.get_sinks_gui()) ] + [ # bus ports only 4 * PORT_BORDER_SEPARATION + |