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feat(display): Add setting to invert display colors

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Add CONFIG_ZMK_DISPLAY_INVERT Kconfig to invert colors
(black-on-white to white-on-black) on monochrome screens.
Currently applies only if CONFIG_LV_USE_THEME_MONO is selected,
which is the default unless user overrides it.
This commit is contained in:
Cem Aksoylar
2023-05-14 12:20:24 -07:00
committed by Pete Johanson
parent 7e29166c6c
commit 864394b40a
3 changed files with 12 additions and 1 deletions
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7
app/src/display/Kconfig
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@@ -15,6 +15,13 @@ config ZMK_DISPLAY_BLANK_ON_IDLE
bool "Blank display on idle"
default y if SSD1306
if LV_USE_THEME_MONO
config ZMK_DISPLAY_INVERT
bool "Invert display colors"
endif
choice LV_TXT_ENC
default LV_TXT_ENC_UTF8

3
app/src/display/main.c
View File

@@ -91,7 +91,8 @@ int zmk_display_is_initialized() { return initialized; }
static void initialize_theme() {
#if IS_ENABLED(CONFIG_LV_USE_THEME_MONO)
lv_disp_t *disp = lv_disp_get_default();
lv_theme_t *theme = lv_theme_mono_init(disp, false, CONFIG_LV_FONT_DEFAULT);
lv_theme_t *theme =
lv_theme_mono_init(disp, IS_ENABLED(CONFIG_ZMK_DISPLAY_INVERT), CONFIG_LV_FONT_DEFAULT);
theme->font_small = CONFIG_ZMK_LV_FONT_DEFAULT_SMALL;
disp->theme = theme;