def __init__(self, app=None, canvas=None, scene=None):
super(SceneController, self).__init__()
self.canvas = canvas
self.scene = scene
self.app = app
self.fixtures = []
self._max_pixels = 0
self._output_buffer = None
self.show_center = False
self._strand_keys = list()
self._color_mode = self.app.config.get("color_mode")
self._frame_data = {}
self.strand_data = {}
self.times = []
self.frame_start_time = 0.0
if self.canvas is not None:
self.init_view()
self._fixture_lookup_cache = self.scene.fixture_hierarchy()
fixture_data = self.scene.get("fixtures", [])
for fixture_data_item in fixture_data:
f = Fixture(fixture_data_item, controller=self)
self._fixture_lookup_cache[f.strand()][f.address()] = f
self.fixtures.append(f)
self.create_pixel_array()
def init_view(self):
self.center_widget = CrosshairWidget(self.canvas, self.scene.center(), "Center", callback=self.on_center_moved)
self.load_backdrop()
self.fixtures = []
fixture_data = self.scene.get("fixtures", [])
for fixture_data_item in fixture_data:
fixture = Fixture(fixture_data_item, controller=self)
self.fixtures.append(fixture)
self._fixtures_by_strand[fixture.strand()].append(fixture)
# Sort fixtures by address.
self.fixtures = sorted(self.fixtures, key=lambda f: f.address())
for strand in self._fixtures_by_strand:
self._fixtures_by_strand[strand] = sorted(self._fixtures_by_strand[strand],
key=lambda f: f.address())
self.update_canvas()
