1 files changed, 29 insertions, 6 deletions
diff --git a/desktop/modules/fonts/Fonts.js b/desktop/modules/fonts/Fonts.js
index 5b7d303..d42c784 100644
--- a/desktop/modules/fonts/Fonts.js
+++ b/desktop/modules/fonts/Fonts.js
@@ -12,9 +12,10 @@
 
 // Pure helpers for the fonts page, tested by test_fonts.js under node.
 //
-// The model is fonts.json: {base, override}. base is one pixel size for the
-// whole desktop; override maps a system ("qt") or one entry of a section
-// ("rofi:kf-launcher-entry") to its own pixel size. Everything is stored in
+// The model is fonts.json: {base, override, family}. base is one pixel size
+// for the whole desktop; override maps a system ("qt") or one entry of a
+// section ("rofi:kf-launcher-entry") to its own pixel size; family maps a
+// font slot no other config holds (FAMILIES) to an installed family. Everything is stored in
 // px and converted where a system wants points: at scale 1 Wayland's logical
 // DPI is 96 (gtk-xft-dpi reads 98304, 96 * 1024), so px = pt * 96 / 72.
 
@@ -30,6 +31,14 @@ const SYSTEMS = [
     { id: "gtk", label: "GTK", unit: "pt", where: "gtk-3.0 and gtk-4.0 settings.ini, .gtkrc-2.0, gsettings", when: "at once for GTK 3 and 4" },
     { id: "kitty", label: "kitty", unit: "pt", where: "kitty.conf, through an include", when: "at once" },
     { id: "groupbar", label: "Hyprland groupbar", unit: "px", where: "keystone.lua, group:groupbar:font_size", when: "at once" },
+    { id: "deckit", label: "deck-it", unit: "px", where: "deck-it's theme.css, from fonts.json", when: "on the tablet within 5 s" },
+];
+
+// deck-it's dim cover clock, sized from deck-it's text as deck.css designs
+// it (8rem, 1.6rem); an override is "deckit:clock" or "deckit:date".
+const DECKIT_CLOCK = [
+    { id: "clock", label: "Clock time", ratio: 8 },
+    { id: "date", label: "Clock date", ratio: 1.6 },
 ];
 
 // A section is a set of designed sizes that scale together: rofi's fonts,
@@ -40,6 +49,12 @@ const SECTIONS = [
     { id: "hyprlock", label: "hyprlock", unit: "pt", when: "next lock" },
 ];
 
+// Font families set here, read by their program from fonts.json itself.
+const FAMILIES = [
+    { id: "deckit-clock", label: "deck-it clock", where: "the time on the tablet's dim cover" },
+    { id: "deckit-date", label: "deck-it date", where: "the date under it" },
+];
+
 // A system's or a section's size in px.
 function size(m, id) {
     const o = m.override[id];
@@ -62,13 +77,21 @@ function withOverride(m, id, px) {
     const o = {};
     for (const k in m.override) if (k !== id) o[k] = m.override[k];
     if (px !== null) o[id] = px;
-    return { base: m.base, override: o };
+    return { base: m.base, override: o, family: m.family };
+}
+
+// The model with family id set to name, or unset when name is empty.
+function withFamily(m, id, name) {
+    const f = {};
+    for (const k in m.family) if (k !== id) f[k] = m.family[k];
+    if (name.trim() !== "") f[id] = name.trim();
+    return { base: m.base, override: m.override, family: f };
 }
 
 function parseModel(text) {
     try {
         const j = JSON.parse(text);
-        if (typeof j.base === "number") return { base: j.base, override: j.override || {} };
+        if (typeof j.base === "number") return { base: j.base, override: j.override || {}, family: j.family || {} };
     } catch (e) {}
     return null;
 }
@@ -78,7 +101,7 @@ function parseModel(text) {
 // from it is an override at its current size. Kept to 0.01px: at 0.1, an
 // 11pt body stored as 14.7px scaled rofi's 72pt glyph to 72.2.
 function seed(now) {
-    const m = { base: 16, override: {} };
+    const m = { base: 16, override: {}, family: {} };
     for (const id in now) if (now[id] !== null && Math.abs(now[id] - 16) > 0.05) m.override[id] = Math.round(now[id] * 100) / 100;
     return m;
 }