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Added simple text coloring, especially for twinx plots ylabels. #29

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Added simple text coloring, especially for twinx plots ylabels. #29

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5 changes: 4 additions & 1 deletion mpl_typst/backend.py
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Original file line number Diff line number Diff line change
Expand Up @@ -351,6 +351,8 @@ def draw_text(self, gc: GraphicsContextBase, x: float, y: float, s: str,
alignment = f'{halign} + {valign}'
fontsize = mtext.get_fontsize()
angle = mtext.get_rotation()
rgbText = tuple(gc.get_rgb())[:3]
tcolor = Call('rgb', *[Scalar(c * 100, '%') for c in rgbText])
else:
x = x / self.figure.dpi
y = self.height + y / self.figure.dpi
Expand All @@ -362,7 +364,8 @@ def draw_text(self, gc: GraphicsContextBase, x: float, y: float, s: str,
size=Scalar(fontsize, 'pt'),
alignment=alignment,
baseline=baseline,
angle=Scalar(360 - angle, 'deg'))
angle=Scalar(360 - angle, 'deg'),
tcolor=tcolor)
self.main.append(elem)

def flipy(self):
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4 changes: 2 additions & 2 deletions mpl_typst/prologue.typ
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Expand Up @@ -9,7 +9,7 @@

{{ preamble }}

#let draw-text(dx: 0pt, dy: 0pt, size: 10pt, alignment: center + horizon, baseline: false, angle: 0deg, body) = context {
#let draw-text(dx: 0pt, dy: 0pt, size: 10pt, alignment: center + horizon, baseline: false, angle: 0deg, tcolor: black, body) = context {
// In order to align a text properly, we need to configure bounding box of a
// text.
let top-edge = "cap-height"
Expand All @@ -23,7 +23,7 @@
}

// Measure shape of text block.
let content = text(size: size, top-edge: top-edge, bottom-edge: bot-edge, body)
let content = text(size: size, top-edge: top-edge, bottom-edge: bot-edge, fill: tcolor, body)
let shape = measure(content)

// Adjust horizontal position.
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