colors: Move violet to InfiniTimeTheme to allow reuse

Author: vkareh

src/displayapp/InfiniTimeTheme.h

@@ -7,6 +7,7 @@ namespace Colors {
   static constexpr lv_color_t orange = LV_COLOR_MAKE(0xff, 0xb0, 0x0);
   static constexpr lv_color_t green = LV_COLOR_MAKE(0x0, 0xb0, 0x0);
   static constexpr lv_color_t blue = LV_COLOR_MAKE(0x0, 0x50, 0xff);
+  static constexpr lv_color_t violet = LV_COLOR_MAKE(0x60, 0x00, 0xff);
   static constexpr lv_color_t lightGray = LV_COLOR_MAKE(0xb0, 0xb0, 0xb0);
   static constexpr lv_color_t gray = LV_COLOR_MAKE(0x50, 0x50, 0x50);
 

src/displayapp/screens/settings/QuickSettings.cpp

@@ -90,8 +90,7 @@ QuickSettings::QuickSettings(Pinetime::Applications::DisplayApp* app,
   lv_obj_set_event_cb(btn3, ButtonEventHandler);
   lv_obj_add_style(btn3, LV_BTN_PART_MAIN, &btn_style);
   lv_obj_set_style_local_bg_color(btn3, LV_BTN_PART_MAIN, static_cast<lv_state_t>(ButtonState::NotificationsOff), LV_COLOR_RED);
-  static constexpr lv_color_t violet = LV_COLOR_MAKE(0x60, 0x00, 0xff);
-  lv_obj_set_style_local_bg_color(btn3, LV_BTN_PART_MAIN, static_cast<lv_state_t>(ButtonState::Sleep), violet);
+  lv_obj_set_style_local_bg_color(btn3, LV_BTN_PART_MAIN, static_cast<lv_state_t>(ButtonState::Sleep), Colors::violet);
   lv_obj_set_size(btn3, buttonWidth, buttonHeight);
   lv_obj_align(btn3, nullptr, LV_ALIGN_IN_BOTTOM_LEFT, buttonXOffset, 0);