Refactor font loading: remove redundant icon and Japanese font configurations, and introduce FontState structure for better font management

src/app/core/platform/font_loader.cc

@@ -98,21 +98,6 @@ absl::Status AddJapaneseFont() {
 absl::Status LoadPackageFonts() {
   ImGuiIO& io = ImGui::GetIO();
 
-  // Icon configuration
-  static const ImWchar icons_ranges[] = {ICON_MIN_MD, 0xf900, 0};
-  ImFontConfig icons_config;
-  icons_config.MergeMode = true;
-  icons_config.GlyphOffset.y = 5.0f;
-  icons_config.GlyphMinAdvanceX = 13.0f;
-  icons_config.PixelSnapH = true;
-
-  // Japanese font configuration
-  ImFontConfig japanese_font_config;
-  japanese_font_config.MergeMode = true;
-  icons_config.GlyphOffset.y = 5.0f;
-  icons_config.GlyphMinAdvanceX = 13.0f;
-  icons_config.PixelSnapH = true;
-
   // List of fonts to be loaded
   std::vector<const char*> font_paths = {
       KARLA_REGULAR, ROBOTO_MEDIUM, COUSINE_REGULAR, IBM_PLEX_JP, DROID_SANS};

src/app/core/platform/font_loader.h

@@ -1,16 +1,28 @@
 #ifndef YAZE_APP_CORE_PLATFORM_FONTLOADER_H
 #define YAZE_APP_CORE_PLATFORM_FONTLOADER_H
 
+#include <vector>
+
 #include "absl/status/status.h"
 
+#include "imgui/imgui.h"
+
 namespace yaze {
 namespace core {
 
 struct FontConfig {
 	const char* font_path;
 	float font_size;
+  ImFontConfig im_font_config;
+  ImFontConfig jp_conf_config;
 };
 
+struct FontState {
+  std::vector<FontConfig> fonts;
+};
+
+static FontState global_font_state;
+
 absl::Status LoadPackageFonts();
 
 absl::Status ReloadPackageFont(const FontConfig& config);