def __init__(self, view, item_factory, after_handler=None, handle_index=-1):
"""
item_factory is a callable. It is used to create a CanvasItem
that is displayed on the diagram.
"""
_PlacementTool.__init__(self, view, factory=item_factory,
handle_tool=ConnectHandleTool(),
handle_index=handle_index)
self.after_handler = after_handler
self._tx = None
def __init__(self, view, item_factory, after_handler=None, handle_index=-1):
"""
item_factory is a callable. It is used to create a CanvasItem
that is displayed on the diagram.
"""
_PlacementTool.__init__(self, view, factory=item_factory,
handle_tool=ConnectHandleTool(),
handle_index=handle_index)
self.after_handler = after_handler
self._tx = None
def __init__(self, view, item_factory, event_manager, handle_index=-1):
"""
item_factory is a callable. It is used to create a CanvasItem
that is displayed on the diagram.
"""
_PlacementTool.__init__(
self,
view,
factory=item_factory,
handle_tool=ConnectHandleTool(),
handle_index=handle_index,
)
self.event_manager = event_manager
self._parent = None
def on_button_press(self, event):
assert not self._tx
self._tx = Transaction()
view = self.view
view.unselect_all()
if _PlacementTool.on_button_press(self, event):
try:
opposite = self.new_item.opposite(
self.new_item.handles()[self._handle_index])
except (KeyError, AttributeError):
pass
else:
# Connect opposite handle first, using the HandleTool's
# mechanisms
# First make sure all matrices are updated:
view.canvas.update_matrix(self.new_item)
view.update_matrix(self.new_item)
vpos = event.x, event.y
item = self.handle_tool.glue(self.new_item, opposite, vpos)
if item:
self.handle_tool.connect(self.new_item, opposite, vpos)
return True
return False
def on_button_press(self, event):
assert not self._tx
self._tx = Transaction()
view = self.view
view.unselect_all()
if _PlacementTool.on_button_press(self, event):
try:
opposite = self.new_item.opposite(self.new_item.handles()[self._handle_index])
except (KeyError, AttributeError):
pass
else:
# Connect opposite handle first, using the HandleTool's
# mechanisms
# First make sure all matrices are updated:
view.canvas.update_matrix(self.new_item)
view.update_matrix(self.new_item)
vpos = event.x, event.y
item = self.handle_tool.glue(self.new_item, opposite, vpos)
if item:
self.handle_tool.connect(self.new_item, opposite, vpos)
return True
return False
def on_button_release(self, event):
try:
if self.after_handler:
self.after_handler(self.new_item)
return _PlacementTool.on_button_release(self, event)
finally:
self._tx.commit()
self._tx = None
def on_button_release(self, event):
try:
if self.after_handler:
self.after_handler(self.new_item)
return _PlacementTool.on_button_release(self, event)
finally:
self._tx.commit()
self._tx = None
def add_pose(self):
position = np.empty((3, 1), dtype=np.float64)
for i in range(1, 4):
entry = self.builder.get_object("NewPose2DEntry{}".format(i))
text = entry.get_text()
print(text)
try:
value = float(text)
except:
print("Error in entry {}".format(i))
entry.set_text("")
return
position[i - 1] = value
self.view.tool.grab(
PlacementTool(self.view,
self._add_pose(self.view.canvas, position),
HandleTool(), 0))
def on_clicked(button):
view.tool.grab(PlacementTool(factory(view, Line), HandleTool(), 1))
def on_clicked(button, view):
#view.window.set_cursor(gtk.gdk.Cursor(gtk.gdk.CROSSHAIR))
view.tool.grab(PlacementTool(factory(view, DefaultBlockItem), HandleTool(), 2))
def on_button_release(self, event):
if self.after_handler:
self.after_handler(self.new_item)
return _PlacementTool.on_button_release(self, event)
def on_clicked(button, view):
# view.window.set_cursor(Gdk.Cursor.new(Gdk.CursorType.CROSSHAIR))
view.tool.grab(PlacementTool(view, factory(view, MyBox), HandleTool(), 2))
def add_landmark(self):
self.view.tool.grab(
PlacementTool(self.view, self._add_landmark(self.view.canvas),
HandleTool(), 0))