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Implement draw_special_isobar()

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Implement draw_special_isobar() to draw an orange dashed isobar
This commit is contained in:
XANTRONIX 2025-03-14 17:18:30 -04:00
parent 5bf5f66180
commit 85ccede7f0
1 changed files with 18 additions and 6 deletions
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24
lib/xmet/skew_t.py
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@ -221,6 +221,21 @@ class SkewTGraph():
cr.stroke()
cr.restore()
def draw_special_isobar(self,
cr: cairo.Context,
x: float,
y: float,
pressure: float):
cr.save()
cr.set_line_width(0.5)
cr.set_dash([5, 5], 1)
cr.set_source_rgb(1.0, 0.4, 0.0)
self.draw_isobar(cr, x, y, pressure)
cr.restore()
def draw(self,
cr: cairo.Context,
x: float,
@ -236,16 +251,13 @@ class SkewTGraph():
params = SoundingParameters.from_sounding(sounding)
if self.opts.draw_lcl:
cr.set_source_rgb(1.0, 0.4, 0.0)
self.draw_isobar(cr, x, y, params.lcl[1])
self.draw_special_isobar(cr, x, y, params.lcl[1])
if self.opts.draw_lfc:
cr.set_source_rgb(1.0, 0.4, 0.0)
self.draw_isobar(cr, x, y, params.lfc[1])
self.draw_special_isobar(cr, x, y, params.lfc[1])
if self.opts.draw_el:
cr.set_source_rgb(1.0, 0.4, 0.0)
self.draw_isobar(cr, x, y, params.el[1])
self.draw_special_isobar(cr, x, y, params.el[1])
if self.opts.draw_cape_dry_adiabat:
cr.set_source_rgb(1.0, 0.8, 0.2)