From 39bc166e549e8ccae75468aa2dd3613d51f54e27 Mon Sep 17 00:00:00 2001
From: Jean-François Milants <jf@codingfield.com>
Date: Sun, 10 Dec 2023 18:35:19 +0100
Subject: Watch face selection at build time

Watch faces can now be selected at buid time. It's implemented in a similar way than the selection of user apps, using a list of watch face description that is generated at build time (consteval, constexpr)
---
 src/displayapp/Apps.h | 29 ++++++++++++++++++++++++++++-
 1 file changed, 28 insertions(+), 1 deletion(-)

(limited to 'src/displayapp/Apps.h')

diff --git a/src/displayapp/Apps.h b/src/displayapp/Apps.h
index f65fd2cf..097b530e 100644
--- a/src/displayapp/Apps.h
+++ b/src/displayapp/Apps.h
@@ -1,9 +1,10 @@
 #pragma once
 #include <cstddef>
+#include <cstdint>
 
 namespace Pinetime {
   namespace Applications {
-    enum class Apps {
+    enum class Apps : uint8_t {
       None,
       Launcher,
       Clock,
@@ -42,14 +43,31 @@ namespace Pinetime {
       Weather
     };
 
+    enum class WatchFace : uint8_t {
+      Digital = 0,
+      Analog = 1,
+      PineTimeStyle = 2,
+      Terminal = 3,
+      Infineat = 4,
+      CasioStyleG7710 = 5,
+    };
+
     template <Apps>
     struct AppTraits {};
 
+    template <WatchFace>
+    struct WatchFaceTraits {};
+
     template <Apps... As>
     struct TypeList {
       static constexpr size_t Count = sizeof...(As);
     };
 
+    template <WatchFace... Ws>
+    struct WatchFaceTypeList {
+      static constexpr size_t Count = sizeof...(Ws);
+    };
+
     using UserAppTypes = TypeList<Apps::StopWatch,
                                   Apps::Alarm,
                                   Apps::Timer,
@@ -66,5 +84,14 @@ namespace Pinetime {
                                   Apps::Motion
                                   */
                                   >;
+
+    using UserWatchFaceTypes = WatchFaceTypeList<WatchFace::Digital,
+                                                 WatchFace::Analog,
+                                                 WatchFace::PineTimeStyle,
+                                                 WatchFace::Terminal,
+                                                 WatchFace::Infineat,
+                                                 WatchFace::CasioStyleG7710>;
+
+    static_assert(UserWatchFaceTypes::Count >= 1);
   }
 }
-- 
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