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[interpolatablePlot] Use internal cairo font face for labels

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For more platform-independent PDF output.
This commit is contained in:
Behdad Esfahbod 2023-11-20 06:38:08 -07:00
parent 5fee01c13b
commit 6ccf29cb2f
1 changed files with 9 additions and 8 deletions
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17
Lib/fontTools/varLib/interpolatablePlot.py
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@ -118,7 +118,7 @@ class InterpolatablePlot:
||||||||||||||||||||||||
"""
shrug_color = (0, 0.3, 0.3)
shrug = r"""¯\_(")_/¯"""
shrug = r"""\_(")_/"""
def __init__(self, out, glyphsets, names=None, **kwargs):
self.out = out
@ -171,7 +171,7 @@ class InterpolatablePlot:
problem_type = problems[0]["type"]
problem_types = set(problem["type"] for problem in problems)
if not all(pt == problem_type for pt in problem_types):
problem_type = "mixed"
problem_type = ', '.join(sorted({problem["type"] for problem in problems}))
log.info("Drawing %s: %s", glyphname, problem_type)
@ -201,8 +201,8 @@ class InterpolatablePlot:
x = self.pad
y = self.pad
self.draw_label(glyphname, x=x, y=y, color=self.head_color, align=0)
self.draw_label(problem_type, x=x, y=y, color=self.head_color, align=1)
self.draw_label(glyphname, x=x, y=y, color=self.head_color, align=0, bold=True)
self.draw_label(problem_type, x=x + self.width + self.pad, y=y, color=self.head_color, align=1, bold=True)
y += self.line_height + self.pad
for which, master_idx in enumerate(master_indices):
@ -319,6 +319,7 @@ class InterpolatablePlot:
overriding2[glyphname] = fixed2
try:
raise ValueError
midway_glyphset = LerpGlyphSet(overriding1, overriding2)
self.draw_glyph(
midway_glyphset, glyphname, {"type": "fixed"}, None, x=x, y=y
@ -327,9 +328,9 @@ class InterpolatablePlot:
self.draw_shrug(x=x, y=y)
y += self.height + self.pad
def draw_label(self, label, *, x, y, color=(0, 0, 0), align=0):
def draw_label(self, label, *, x, y, color=(0, 0, 0), align=0, bold=False):
cr = cairo.Context(self.surface)
cr.select_font_face("@cairo", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL)
cr.select_font_face("@cairo:", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_BOLD if bold else cairo.FONT_WEIGHT_NORMAL)
cr.set_font_size(self.line_height)
font_extents = cr.font_extents()
font_size = self.line_height * self.line_height / font_extents[2]
@ -569,7 +570,7 @@ class InterpolatablePlot:
cr.set_source_rgb(*self.cupcake_color)
cr.set_font_size(self.line_height)
cr.select_font_face(
"monospace", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL
"@cairo:monospace", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL
)
width = 0
height = 0
@ -591,7 +592,7 @@ class InterpolatablePlot:
cr.set_source_rgb(*self.shrug_color)
cr.set_font_size(self.line_height)
cr.select_font_face(
"monospace", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL
"@cairo:monospace", cairo.FONT_SLANT_NORMAL, cairo.FONT_WEIGHT_NORMAL
)
extents = cr.text_extents(self.shrug)
if not extents.width: