daniel/theme-setting (#87)

- Themes can be loaded from disk and built-in
- Themes can be selected in a new themes menu of the settings screen
- Some touch-ups to existing themes
- The saved theme is persisted in nvs

Reviewed-on: https://codeberg.org/cool-tech-zone/tangara-fw/pulls/87
Reviewed-by: cooljqln <cooljqln@noreply.codeberg.org>
Co-authored-by: ailurux <ailuruxx@gmail.com>
Co-committed-by: ailurux <ailuruxx@gmail.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/src/tangara/ui/themes.cpp b/src/tangara/ui/themes.cpp
index 726bd5f0..3d532d10 100644
--- a/src/tangara/ui/themes.cpp
+++ b/src/tangara/ui/themes.cpp
@@ -16,6 +16,7 @@
 #include "widgets/bar/lv_bar.h"
 #include "widgets/button/lv_button.h"
 #include "widgets/slider/lv_slider.h"
+#include "themes.hpp"
 
 namespace ui {
 namespace themes {
@@ -81,6 +82,10 @@ void Theme::ApplyStyle(lv_obj_t* obj, std::string style_key) {
   }
 }
 
+void Theme::Reset() {
+  style_map.clear();
+}
+
 auto Theme::instance() -> Theme* {
   static Theme sTheme{};
   return &sTheme;