update lv_conf.h

src/lv_conf_internal.h

@@ -579,17 +579,31 @@
  *================*/
 
 /*Always enable at least on theme*/
+
+/*No theme, you can apply your styles as you need*/
 #ifndef LV_USE_THEME_EMPTY
-#define LV_USE_THEME_EMPTY       0   /*No theme, you can apply your styles as you need*/
+#define LV_USE_THEME_EMPTY       0
 #endif
+
+/*Simple to the create your theme based on it*/
 #ifndef LV_USE_THEME_TEMPLATE
-#define LV_USE_THEME_TEMPLATE    0   /*Simple to the create your theme based on it*/
+#define LV_USE_THEME_TEMPLATE    0
 #endif
+
+/* A fast and impressive theme.
+ * Flags:
+ * LV_THEME_MATERIAL_FLAG_LIGHT: light theme
+ * LV_THEME_MATERIAL_FLAG_DARK: dark theme*/
 #ifndef LV_USE_THEME_MATERIAL
-#define LV_USE_THEME_MATERIAL    1   /*A fast and impressive theme*/
+#define LV_USE_THEME_MATERIAL    1
 #endif
+
+/* Mono-color theme for monochrome displays.
+ * If LV_THEME_DEFAULT_COLOR_PRIMARY is LV_COLOR_BLACK the
+ * texts and borders will be black and the background will be
+ * white. Else the colors are inverted. */
 #ifndef LV_USE_THEME_MONO
-#define LV_USE_THEME_MONO        0   /*Mono-color theme for monochrome displays*/
+#define LV_USE_THEME_MONO        0
 #endif
 
 #ifndef LV_THEME_DEFAULT_INCLUDE
@@ -757,12 +771,6 @@
 #ifndef LV_USE_BTN
 #define LV_USE_BTN      1
 #endif
-#if LV_USE_BTN != 0
-/*Enable button-state animations - draw a circle on click (dependencies: LV_USE_ANIMATION)*/
-#ifndef LV_BTN_INK_EFFECT
-#  define LV_BTN_INK_EFFECT   0
-#endif
-#endif
 
 /*Button matrix (dependencies: -)*/
 #ifndef LV_USE_BTNMATRIX