app:/, romfs:/ and sdmc:/ font loading

libstarlight/source/starlight/ThemeManager.cpp

@@ -286,9 +286,6 @@ void ThemeManager::LoadProc() {
 }
 
 string ThemeManager::ResolveAssetPath(const string& id) {
-    //struct stat buf;
-    //string path(id.length() + 64, ' '); // preallocate buffer space
-    
     string pfx = "";
     
     size_t cpos = id.find(":/");
@@ -339,23 +336,50 @@ string ThemeManager::ResolveAssetPath(const string& id) {
         }
     }
     
-    /*path.clear(); path.append("romfs:/"); path.append(id); path.append(".json");
-    printf("attempt: %s\n", path.c_str());
-    if (stat(path.c_str(), &buf) == 0) return path;
-    path.erase(path.end()-5, path.end()); path.append(".png");
-    printf("attempt: %s\n", path.c_str());
-    if (stat(path.c_str(), &buf) == 0) return path;//*/
-    
     return string();
 }
 
 string ThemeManager::ResolveFontPath(const string& id) { // there we go, nice and simple
-    for (auto thm : themeData) {
-        Path p = thm.basePath.Combine("fonts").Combine(id+".json");
+    string pfx = "";
+    
+    size_t cpos = id.find(":/");
+    if (cpos != string::npos) {
+        pfx = id.substr(0, cpos);
+        cpos += 2;
+    } else cpos = 0;
+    
+    if (pfx == "app") {
+        string sid = id.substr(cpos); // strip off the "app:/"
+        // app-local asset
+        // check if present in theme/app/[appname]/fonts/, else check in romfs
+        for (auto thm : themeData) {
+            Path bp = thm.basePath.Combine("app").Combine(Application::AppName()).Combine("fonts");
+            Path p = bp.Combine(sid+".json");
+            if (p.IsFile()) return p;
+        }
+        // TBD - directly in romfs, or in an assets folder?
+        Path bp = Path("romfs:/fonts/");
+        Path p = bp.Combine(sid+".json");
         if (p.IsFile()) return p;
     }
+    else if (pfx == "sdmc" || pfx == "romfs") {
+        // no forced "fonts" here, of course; this is an actual path
+        Path p = Path(id + ".json");
+        if (p.IsFile()) return p;
+    }
+    else {
+        // theme asset; check in each theme from selected to most-fallback
         
-    return string();
+        for (auto thm : themeData) {
+            Path p = thm.basePath.Combine("fonts").Combine(id+".json");
+            if (p.IsFile()) return p;
+        }
+    }
+    
+    // I guess fall back to 12px monospace if it's just nowhere to be found
+    const string fallback = "mono.12";
+    if (id != fallback) return ResolveFontPath(fallback);
+    return string(); // fallback not found; no themes on sdmc or romfs, probably
 }
 
 json& ThemeManager::GetMetric(const string& path) {

libstarlight/todo.txt

@@ -2,14 +2,10 @@
 
 
 roadmap to v0.5.1 {
-    - clear bug workaround implemented
-    ^ maybe replace clearing with the workaround entirely?
-    - try to figure out why the workaround doesn't work in citra (it was a difference between openGL and PICA blend operations!)
-        https://github.com/citra-emu/citra/issues/2684
-    implement more blend modes {
-        - flat replace
-        - masking
-    }
+    make font-not-found not outright crash the app
+    make asset gc actually sweep every 5sec
+    maybe entirely replace clearing with transparent knockout on bind?
+    implement more blend modes??
     
     - libctru console as ui element
     
@@ -37,9 +33,11 @@ roadmap to v0.5.1 {
         lambda task thread
     }
 } then by v0.5.5 {
+    refactor ResolveAsset/FontPath to use Path objects for cleaner code
     event propagation system of some sort; threadsafe to whatever extent is needed on 3DS
     figure out how to *actually* fix the clear bug...?
     some sort of tagging for longer retention for large drawables such as backgrounds (particularly for the OSK)
+    convert the profiler from "single static thing" to "here, have an instance on the stack"
 } then consider these before 1.0 "gold" {
     replace some of the OptRef stuffs on invalidatable types with invalid checks; add implicit conversions from nullptr to invalid
     make closing forms a bit less finicky (add them to a separate list and let the Application remove them from the list)
@@ -68,7 +66,10 @@ roadmap to v0.5.1 {
     quick includes for all UI elements, etc.
     
     cross-app integrations {
-        app icon and manifest.json in romfs, copied into .starlight on launch
+        app icon and manifest.json in romfs, copied into .starlight on launch {
+            app name, description etc.
+            themeLevel: 0 (default) as fallback only, 1 or 2 to override user theme unless opted out, 1 for "just by default", 2 for "this doesn't look so good otherwise"
+        }
         settings pane data for each app, contained in manifest.json and used by Starlight Settings to provide centralized configuration, iOS-style
         some standard means of passing parameters into another application, which works on a cia (probably a json file)
     }