def test_viewport_container(self):
""" Tests event handling of viewports (scaling and translation) """
comp = TestComponent(position=[20, 20])
container = TestContainer(bounds=[100, 100], position=[50, 50])
container.add(comp)
viewport = Viewport(component=container,
bounds=[400, 400],
position=[30, 30])
# Test unscaled event
event = BasicEvent(x=105, y=105)
viewport.dispatch(event, "left_down")
self.assertTrue(container.last_event.x == 75)
self.assertTrue(container.last_event.y == 75)
self.assertTrue(comp.last_event.x == 25)
self.assertTrue(comp.last_event.y == 25)
# Translate the viewport's view_position
container.last_event = None
comp.last_event = None
viewport.view_position = [-10, -10]
event = BasicEvent(x=115, y=115)
viewport.dispatch(event, "left_down")
self.assertTrue(container.last_event.x == 75)
self.assertTrue(container.last_event.y == 75)
self.assertTrue(comp.last_event.x == 25)
self.assertTrue(comp.last_event.y == 25)
# Do a zoom
container.last_event = None
comp.last_event = None
# Zoom in by a factor of 2, so view an area that is 200x200.
viewport.zoom = 2.0
viewport.enable_zoom = True
viewport.view_position = [-50, -50]
viewport.view_bounds = [200, 200]
event = BasicEvent(x=280, y=280)
viewport.dispatch(event, "left_down")
self.assertTrue(container.last_event.x == 75)
self.assertTrue(container.last_event.y == 75)
self.assertTrue(comp.last_event.x == 25)
self.assertTrue(comp.last_event.y == 25)
return
def test_normal_left_dclick_not_in(self):
event = BasicEvent(x=50, y=50, handled=False)
node = self.container.components[0]
node.edit_traits = mock.Mock()
self.tool.normal_left_dclick(event)
node.edit_traits.assert_not_called()
self.assertFalse(event.handled)
def test_traited_node(self):
event = BasicEvent(x=0, y=0, handled=False)
self.container.components.pop(0)
node = GraphNodeComponent(
value=TraitedNodeValue(label='traited_node'), position=[0, 0])
self.container.components.append(node)
self.tool.normal_left_dclick(event)
node.value.edit_traits.assert_called_once_with()
def test_mouse_capture(self):
""" Tests saving the event's net_transform as well as the dispatch
history when capturing a mouse and dispatching subsequent events.
"""
class MouseCapturingComponent(TestComponent):
captured_event_pos = Tuple
def normal_left_down(self, event):
self.captured_event_pos = (event.x, event.y)
event.window.set_mouse_owner(self, event.net_transform())
comp = MouseCapturingComponent(position=[20, 20])
container = TestContainer(bounds=[100, 100], position=[50, 50])
container.add(comp)
viewport = Viewport(
component=container,
bounds=[400, 400],
position=[30, 30],
fit_window=False,
resizable="")
window = DummyWindow(_size=(500, 500))
window.component = viewport
# Create the first event (to trigger the mouse capture)
event = BasicEvent(x=105, y=105, window=window)
window._handle_mouse_event("left_down", event)
self.assertTrue(window.mouse_owner == comp)
# Create the second event
event = BasicEvent(x=107, y=107, window=window)
old_pos = comp.captured_event_pos
window._handle_mouse_event("left_down", event)
new_pos = comp.captured_event_pos
self.assertTrue(new_pos[0] == old_pos[0] + 2)
self.assertTrue(new_pos[1] == old_pos[1] + 2)
return
def test_simple_container(self):
""" Tests event handling of nested containers """
comp = TestComponent(position=[50, 50])
inner_container = TestContainer(
bounds=[100.0, 100.0], position=[50, 50]
)
inner_container.add(comp)
outer_container = TestContainer(bounds=[200, 200])
outer_container.add(inner_container)
event = BasicEvent(x=105, y=105)
outer_container.dispatch(event, "left_down")
self.assertTrue(comp.last_event.x == 55)
self.assertTrue(comp.last_event.y == 55)
self.assertTrue(inner_container.last_event.x == 105)
self.assertTrue(inner_container.last_event.y == 105)
def test_normal_mouse_move(self):
event = BasicEvent(x=10, y=10, handled=False)
self.tool.normal_mouse_move(event)
self.assertEqual(self.tool._last_xy, (10, 10))
def test_normal_left_dclick_in(self):
event = BasicEvent(x=0, y=0, handled=False)
node = self.container.components[0]
node.edit_traits = mock.Mock()
self.tool.normal_left_dclick(event)
node.edit_traits.assert_called_once_with(kind='livemodal')
