Changed loadFonts() function to return the created font so you can use it to switch between fonts while rendering.

private/raid/application.cpp

@@ -156,7 +156,7 @@ int Application::run(int argc, char** argv)
 }
 
 
-bool Application::loadFonts(std::span<const FontConfig> fonts)
+ImFont* Application::loadFonts(std::span<const FontConfig> fonts)
 {
     ImGuiIO& imguiIO = ImGui::GetIO();
 
@@ -170,14 +170,14 @@ bool Application::loadFonts(std::span<const FontConfig> fonts)
                 error != mijin::StreamError::SUCCESS)
         {
             msgError("Error opening font file {}: {}.", font.path.generic_string(), mijin::errorName(error));
-            return false;
+            return nullptr;
         }
 
         mijin::TypelessBuffer& data = buffers.emplace_back();
         if (const mijin::StreamError readError = fontFile->readRest(data); readError != mijin::StreamError::SUCCESS)
         {
             msgError("Error reading font data from {}: {}.", font.path.generic_string(), mijin::errorName(readError));
-            return false;
+            return nullptr;
         }
     }
 
@@ -209,7 +209,7 @@ bool Application::loadFonts(std::span<const FontConfig> fonts)
 
     // but in that case Build() has to be run before the data gets deleted
     imguiIO.Fonts->Build();
-    return true;
+    return imguiIO.Fonts->Fonts.back();
 }
 
 ImTextureID Application::getOrLoadTexture(fs::path path)
@@ -839,7 +839,7 @@ bool Application::initImGui()
     // init font
     if (imguiIO.Fonts->Fonts.empty())
     {
-        if (!loadFonts(getDefaultFonts()))
+        if (loadFonts(getDefaultFonts()) == nullptr)
         {
             imguiIO.Fonts->AddFontDefault();
         }

public/raid/application.hpp

@@ -128,7 +128,7 @@ public:
     int run(int argc, char* argv[]);
 
     [[nodiscard]]
-    bool loadFonts(std::span<const FontConfig> fonts);
+    ImFont* loadFonts(std::span<const FontConfig> fonts);
 
     [[nodiscard]]
     bool loadFont(const FontConfig& font)