def __init__(self, parent_canvas_item, sta, dev):
"""! Initialize function.
@param self The object pointer.
@param parent_canvas_item: parent canvas
@param sta The STA node
@param dev The dev
"""
super(WifiLink, self).__init__()
self.node1 = sta
self.dev = dev
self.node2 = None # ap
self.canvas_item = GooCanvas.CanvasGroup(parent=parent_canvas_item)
self.invisible_line = GooCanvas.CanvasPolyline(parent=self.canvas_item,
line_width=25.0,
visibility=GooCanvas.CanvasItemVisibility.HIDDEN)
self.visible_line = GooCanvas.CanvasPolyline(parent=self.canvas_item,
line_width=1.0,
stroke_color_rgba=0xC00000FF,
line_dash=GooCanvas.CanvasLineDash.newv([2.0, 2.0 ]))
# self.invisible_line.set_property("pointer-events", (GooCanvas.CanvasPointerEvents.STROKE_MASK
# |GooCanvas.CanvasPointerEvents.FILL_MASK
# |GooCanvas.CanvasPointerEvents.PAINTED_MASK))
self.canvas_item.pyviz_object = self
self.canvas_item.lower(None)
self.set_ap(None)
def setup_polyline(c):
group = c.get_root_item()
GooCanvas.CanvasRect (parent=group, x=0,y=0,width=600,height=450, line_width=4.0)
GooCanvas.CanvasPolyline.new_line(group, 0, 150, 600, 150, line_width=4.0)
GooCanvas.CanvasPolyline.new_line(group, 0, 300, 600, 300, line_width=4.0)
GooCanvas.CanvasPolyline.new_line(group, 200, 0, 200, 450, line_width=4.0)
GooCanvas.CanvasPolyline.new_line(group, 400, 0, 400, 450, line_width=4.0)
p_points = GooCanvas.CanvasPoints((
(340.0, 170.0),
(340.0, 230.0),
(390.0, 230.0),
(390.0, 170.0)))
GooCanvas.CanvasPolyline (parent=group, close_path=False,
points=p_points,
stroke_color="midnightblue",
line_width=3.0,
start_arrow=True,
end_arrow=True,
arrow_tip_length=3.0,
arrow_length=4.0,
arrow_width=3.5)
p_points = GooCanvas.CanvasPoints((
(356.0, 180.0),
(374.0, 220.0)))
GooCanvas.CanvasPolyline (parent=group, close_path=False,
points=p_points,
stroke_color="blue",
line_width=1.0,
start_arrow=True,
end_arrow=True,
arrow_tip_length=5.0,
arrow_length=6.0,
arrow_width=6.0)
GooCanvas.CanvasPolyline (parent=group, close_path=False,
points=GooCanvas.CanvasPoints(((356.0, 220.0),)),
start_arrow=True,
end_arrow=True)
def __init__(self,
diagram,
a_nConnectorCountId=1,
a_nFrom=-1,
a_nFromOut=-1): #a_nInputs, a_nOutputs, a_nBlockType ):
self.ParentDiagram = diagram
self.m_nCountId = a_nConnectorCountId
self.fromBlock = a_nFrom
self.fromBlockOut = a_nFromOut
self.fromPoint = self.ParentDiagram.m_oBlocks[
self.fromBlock].GetOutputPos(self.fromBlockOut)
self.ConnBoundary = 16.0
self.toPoint = (0, 0)
self.toBlock = -1 #a_nTo
self.toBlockIn = -1 #a_nToIn
self.m_bFocus = False
self.m_bHasFlow = False
self.wGroup = GooCanvas.CanvasGroup(can_focus=True)
# append connector to canvas root at a low level
# so that blocks catch events before connectors
self.ParentDiagram.root_add(self.wGroup, 1)
w1 = GooCanvas.CanvasPolyline(end_arrow=True, line_width=3)
# create the begin and end points of the connector
# see GooCanvas.CanvasPoints API
self.canvas_points = GooCanvas.CanvasPoints.new(2)
w1.props.points = self.canvas_points
self.wGroup.add_child(w1, -1)
self.widgets = {}
self.widgets["Line"] = w1
self.turnOnEvents()
