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ps: Fix anchoring of rotated usetex text #25784

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Merged
merged 2 commits into from
Aug 2, 2023
Merged

ps: Fix anchoring of rotated usetex text #25784

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19355c6
ps: Fix anchoring of rotated usetex text
QuLogic Apr 28, 2023
b11ea41
TST: Increase tolerance for older Ghostscript
QuLogic Jun 15, 2023
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6 changes: 4 additions & 2 deletions lib/matplotlib/backends/backend_ps.py
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Original file line number Diff line number Diff line change
Expand Up @@ -588,8 +588,10 @@ def draw_tex(self, gc, x, y, s, prop, angle, *, mtext=None):
s = fontcmd % s
tex = r'\color[rgb]{%s} %s' % (color, s)

# Stick to the bottom alignment.
pos = _nums_to_str(x, y-bl)
# Stick to bottom-left alignment, so subtract descent from the text-normal
# direction since text is normally positioned by its baseline.
rangle = np.radians(angle + 90)
pos = _nums_to_str(x - bl * np.cos(rangle), y - bl * np.sin(rangle))
self.psfrag.append(
r'\psfrag{%s}[bl][bl][1][%f]{\fontsize{%f}{%f}%s}' % (
thetext, angle, fontsize, fontsize*1.25, tex))
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