def _build_js(self):
draw = JS.Function("draw", ("data",))
draw += "var margin = %s;"%json.dumps(self.margins).replace('""','')
draw += " width = %s - margin.left - margin.right"%self.margins["width"]
draw += " height = %s - margin.top - margin.bottom;"%self.margins["height"]
# this approach to laying out the graph is from Bostock: http://bl.ocks.org/1624660
draw += "var g = " + JS.Selection("d3").select("'#chart'") \
.append("'svg'") \
.attr("'width'", 'width + margin.left + margin.right + 25') \
.attr("'height'", 'height + margin.top + margin.bottom + 25') \
.append("'g'") \
.attr("'transform'", "'translate(' + margin.left + ',' + margin.top + ')'")
self.js = JS.JavaScript() + draw + JS.Function("init")
def setUp(self):
self.g = javascript.Selection("g").attr("color", "red")
self.j = javascript.JavaScript() + self.g
self.f = javascript.Function("test", None, "return 5")