def set_point(self, label, xvalue, yvalue, size, hexcolor, style=7):
rgb = utils.rgb(hexcolor.strip("#"))
# make colors darker for hollow points
# styles: http://jerzak.eu/resources/sandbox/img/gnuplot-ptlt.gif
if style not in (5, 7, 9, 11, 13, 15):
rgb = darken_color(rgb)
color = rgb[0] * 65536 + rgb[1] * 256 + rgb[2]
self.set_value("x", label, xvalue)
self.set_value("y", label, yvalue)
self.set_value("size", label, size)
self.set_value("color", label, color)
self.set_value("style", label, style)
if style not in self.sizes_by_style or \
self.sizes_by_style[style] < size:
self.sizes_by_style[style] = size
def prep_bincolors(self):
if self.bincolors is None:
self.bincolors = {}
rgb = utils.rgb(self.fillcolor.strip("#"))
rgb_interval = (
(255 - rgb[0]) / self.numcolors,
(255 - rgb[1]) / self.numcolors,
(255 - rgb[2]) / self.numcolors,
)
for i in range(self.numcolors):
hexcolor = "#" + utils.triplet(rgb)
self.bincolors.append(hexcolor)
rgb = (
round(rgb[0] + rgb_interval[0]),
round(rgb[1] + rgb_interval[1]),
round(rgb[2] + rgb_interval[2]),
)
