Merge pull request #14 from jdejaegh/13-font-not-found

Try to fix font file not found issue

custom_components/irm_kmi/manifest.json

@@ -12,5 +12,5 @@
     "pytz==2023.3.post1",
     "svgwrite==1.4.3"
   ],
-  "version": "0.2.3"
+  "version": "0.2.4"
 }

custom_components/irm_kmi/rain_graph.py

@@ -2,6 +2,7 @@
 
 import base64
 import copy
+import logging
 from typing import List
 
 import pytz
@@ -10,7 +11,9 @@ from svgwrite.animate import Animate
 
 from custom_components.irm_kmi.data import (AnimationFrameData,
                                             RadarAnimationData)
+from custom_components.irm_kmi.font_fallback import font_data
 
+_LOGGER = logging.getLogger(__name__)
 
 class RainGraph:
     def __init__(self,
@@ -85,7 +88,13 @@ class RainGraph:
 
     def draw_svg_frame(self):
         """Create the global area to draw the other items"""
-        self._dwg.embed_font(name="Roboto Medium", filename='custom_components/irm_kmi/resources/roboto_medium.ttf')
+        try:
+            self._dwg.embed_font(name="Roboto Medium", filename='custom_components/irm_kmi/resources/roboto_medium.ttf')
+        except FileNotFoundError as err:
+            # Workaround for some cases where the font file cannot be opened.  The font_data contains the strings
+            # that must be embedded as a stylesheet for the roboto_medium.ttf font
+            _LOGGER.warning(f'Could not find font {err}.  Loading it using the fallback file.')
+            self._dwg.embed_stylesheet(font_data)
         self._dwg.embed_stylesheet("""
             .roboto {
                 font-family: "Roboto Medium";

requirements.txt

@@ -1,6 +1,6 @@
 aiohttp==3.9.3
 async_timeout==4.0.3
-homeassistant==2024.2.1
+homeassistant==2024.3.3
 voluptuous==0.13.1
 pytz==2023.3.post1
 svgwrite==1.4.3

requirements_tests.txt

@@ -1,5 +1,5 @@
-homeassistant==2024.2.1
+homeassistant==2024.3.3
 pytest
-pytest_homeassistant_custom_component==0.13.100
+pytest_homeassistant_custom_component==0.13.109
 freezegun
 isort