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-rw-r--r--lib/lettering/font.py12
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/lettering/font.py b/lib/lettering/font.py
index 28807cd6..6f749d28 100644
--- a/lib/lettering/font.py
+++ b/lib/lettering/font.py
@@ -7,6 +7,7 @@ import os
import inkex
from ..elements import nodes_to_elements
+from ..exceptions import InkstitchException
from ..i18n import _
from ..stitches.auto_satin import auto_satin
from ..svg import PIXELS_PER_MM
@@ -15,6 +16,10 @@ from ..utils import Point
from .font_variant import FontVariant
+class FontError(InkstitchException):
+ pass
+
+
def font_metadata(name, default=None, multiplier=None):
def getter(self):
value = self.metadata.get(name, default)
@@ -47,6 +52,9 @@ class Font(object):
self._load_license()
self._load_variants()
+ if self.variants.get(self.default_variant) is None:
+ raise FontError("font not found or has no default variant")
+
def _load_metadata(self):
try:
with open(os.path.join(self.path, "font.json")) as metadata_file:
@@ -81,6 +89,10 @@ class Font(object):
kerning_pairs = font_metadata('kerning_pairs', {})
auto_satin = font_metadata('auto_satin', True)
+ @property
+ def id(self):
+ return os.path.basename(self.path)
+
def render_text(self, text, destination_group, variant=None, back_and_forth=True, trim=False):
"""Render text into an SVG group element."""