def paint_foreground_cb(self, cr, wd, ht):
"""Fg marker painting, for `ColorAdjusterWidget` impls.
"""
col = HSVColor(color=self.get_managed_color())
col.s = 1.0
radius = self.get_radius(wd, ht, self.BORDER_WIDTH)
cx = int(wd // 2)
cy = int(ht // 2)
cr.arc(cx, cy, radius + 0.5, 0, 2 * math.pi)
cr.clip()
x, y = self.get_pos_for_color(col)
col.s = 0.70
ex, ey = self.get_pos_for_color(col)
cr.set_line_width(5)
cr.move_to(x, y)
cr.line_to(ex, ey)
cr.set_source_rgb(0, 0, 0)
cr.stroke_preserve()
cr.set_source_rgb(1, 1, 1)
cr.set_line_width(3.5)
cr.stroke_preserve()
cr.set_source_rgb(*col.get_rgb())
cr.set_line_width(0.25)
cr.stroke()
def paint_foreground_cb(self, cr, wd, ht):
"""Fg marker painting, for `ColorAdjusterWidget` impls.
"""
col = HSVColor(color=self.get_managed_color())
col.s = 1.0
radius = self.get_radius(wd, ht, self.BORDER_WIDTH)
cx = int(wd // 2)
cy = int(ht // 2)
cr.arc(cx, cy, radius+0.5, 0, 2*math.pi)
cr.clip()
x, y = self.get_pos_for_color(col)
col.s = 0.70
ex, ey = self.get_pos_for_color(col)
cr.set_line_width(5)
cr.move_to(x, y)
cr.line_to(ex, ey)
cr.set_source_rgb(0, 0, 0)
cr.stroke_preserve()
cr.set_source_rgb(1, 1, 1)
cr.set_line_width(3.5)
cr.stroke_preserve()
cr.set_source_rgb(*col.get_rgb())
cr.set_line_width(0.25)
cr.stroke()
def color_at_normalized_polar_pos(self, r, theta):
col = HSVColor(color=self.get_managed_color())
col.h = theta
col.s = r
return col
def color_at_normalized_polar_pos(self, r, theta):
col = HSVColor(color=self.get_managed_color())
col.h = theta
col.s = r
return col
def get_color_for_bar_amount(self, amt):
col = HSVColor(color=self.get_managed_color())
col.s = amt
return col
def get_color_for_bar_amount(self, amt):
col = HSVColor(color=self.get_managed_color())
col.s = amt
return col
