ui: change alerts to Inter (#24937)

* ui: change alerts to Inter

* fix up test

selfdrive/controls/tests/test_alerts.py

@@ -48,20 +48,17 @@ class TestAlerts(unittest.TestCase):
   # ensure alert text doesn't exceed allowed width
   def test_alert_text_length(self):
     font_path = os.path.join(BASEDIR, "selfdrive/assets/fonts")
-    regular_font_path = os.path.join(font_path, "opensans_semibold.ttf")
-    bold_font_path = os.path.join(font_path, "opensans_semibold.ttf")
-    semibold_font_path = os.path.join(font_path, "opensans_semibold.ttf")
-
-    max_text_width = 1920 - 300  # full screen width is useable, minus sidebar
-    # TODO: get exact scale factor. found this empirically, works well enough
-    font_scale_factor = 1.55  # factor to scale from nanovg units to PIL
+    regular_font_path = os.path.join(font_path, "Inter-SemiBold.ttf")
+    bold_font_path = os.path.join(font_path, "Inter-Bold.ttf")
+    semibold_font_path = os.path.join(font_path, "Inter-SemiBold.ttf")
 
+    max_text_width = 2160 - 300  # full screen width is useable, minus sidebar
     draw = ImageDraw.Draw(Image.new('RGB', (0, 0)))
 
     fonts = {
-      AlertSize.small: [ImageFont.truetype(semibold_font_path, int(40 * font_scale_factor))],
-      AlertSize.mid: [ImageFont.truetype(bold_font_path, int(48 * font_scale_factor)),
-                      ImageFont.truetype(regular_font_path, int(36 * font_scale_factor))],
+      AlertSize.small: [ImageFont.truetype(semibold_font_path, 74)],
+      AlertSize.mid: [ImageFont.truetype(bold_font_path, 88),
+                      ImageFont.truetype(regular_font_path, 66)],
     }
 
     for alert in ALERTS:

selfdrive/ui/qt/onroad.cc

@@ -146,18 +146,18 @@ void OnroadAlerts::paintEvent(QPaintEvent *event) {
   p.setPen(QColor(0xff, 0xff, 0xff));
   p.setRenderHint(QPainter::TextAntialiasing);
   if (alert.size == cereal::ControlsState::AlertSize::SMALL) {
-    configFont(p, "Open Sans", 74, "SemiBold");
+    configFont(p, "Inter", 74, "SemiBold");
     p.drawText(r, Qt::AlignCenter, alert.text1);
   } else if (alert.size == cereal::ControlsState::AlertSize::MID) {
-    configFont(p, "Open Sans", 88, "Bold");
+    configFont(p, "Inter", 88, "Bold");
     p.drawText(QRect(0, c.y() - 125, width(), 150), Qt::AlignHCenter | Qt::AlignTop, alert.text1);
-    configFont(p, "Open Sans", 66, "Regular");
+    configFont(p, "Inter", 66, "Regular");
     p.drawText(QRect(0, c.y() + 21, width(), 90), Qt::AlignHCenter, alert.text2);
   } else if (alert.size == cereal::ControlsState::AlertSize::FULL) {
     bool l = alert.text1.length() > 15;
-    configFont(p, "Open Sans", l ? 132 : 177, "Bold");
+    configFont(p, "Inter", l ? 132 : 177, "Bold");
     p.drawText(QRect(0, r.y() + (l ? 240 : 270), width(), 600), Qt::AlignHCenter | Qt::TextWordWrap, alert.text1);
-    configFont(p, "Open Sans", 88, "Regular");
+    configFont(p, "Inter", 88, "Regular");
     p.drawText(QRect(0, r.height() - (l ? 361 : 420), width(), 300), Qt::AlignHCenter | Qt::TextWordWrap, alert.text2);
   }
 }