domotic/components/domotic_display/lv_theme_domotic.c
2025-11-15 14:10:40 +01:00

177 lines
4.0 KiB
C

/**
* @file lv_theme_simple.c
*
*/
#define LV_USE_THEME_SIMPLE_DOMOTIC 1
/*********************
* INCLUDES
*********************/
#if LV_USE_THEME_SIMPLE_DOMOTIC
#include "lv_theme_domotic.h"
/*********************
* DEFINES
*********************/
LV_FONT_DECLARE(montserrat_medium_12)
LV_FONT_DECLARE(montserrat_medium_18)
LV_FONT_DECLARE(montserrat_medium_24)
struct _my_theme_t;
typedef struct _my_theme_t my_theme_t;
#define theme_def (*(my_theme_t **)(&LV_GLOBAL_DEFAULT()->theme_simple))
#define COLOR_SCR lv_palette_lighten(LV_PALETTE_GREY, 4)
#define COLOR_WHITE lv_color_white()
#define COLOR_LIGHT lv_palette_lighten(LV_PALETTE_GREY, 2)
#define COLOR_DARK lv_palette_main(LV_PALETTE_GREY)
#define COLOR_DIM lv_palette_darken(LV_PALETTE_GREY, 2)
#define SCROLLBAR_WIDTH 2
/**********************
* TYPEDEFS
**********************/
typedef struct {
lv_style_t scr;
lv_style_t transp;
lv_style_t white;
lv_style_t light;
lv_style_t dark;
lv_style_t dim;
lv_style_t scrollbar;
#if LV_USE_ARC
lv_style_t arc_line;
lv_style_t arc_knob;
#endif
#if LV_USE_TEXTAREA
lv_style_t ta_cursor;
#endif
} my_theme_styles_t;
struct _my_theme_t {
lv_theme_t base;
my_theme_styles_t styles;
bool inited;
};
/**********************
* STATIC PROTOTYPES
**********************/
static void style_init_reset(lv_style_t * style);
static void theme_apply(lv_theme_t * th, lv_obj_t * obj);
/**********************
* STATIC VARIABLES
**********************/
/**********************
* MACROS
**********************/
/**********************
* STATIC FUNCTIONS
**********************/
static void style_init(my_theme_t * theme)
{
}
/**********************
* GLOBAL FUNCTIONS
**********************/
bool lv_theme_domotic_is_inited(void)
{
my_theme_t * theme = theme_def;
if(theme == NULL) return false;
return theme->inited;
}
lv_theme_t * lv_theme_domotic_get(void)
{
if(!lv_theme_domotic_is_inited()) {
return NULL;
}
return (lv_theme_t *)theme_def;
}
void lv_theme_domotic_deinit(void)
{
my_theme_t * theme = theme_def;
if(theme) {
if(theme->inited) {
lv_style_t * theme_styles = (lv_style_t *)(&(theme->styles));
uint32_t i;
for(i = 0; i < sizeof(my_theme_styles_t) / sizeof(lv_style_t); i++) {
lv_style_reset(theme_styles + i);
}
}
lv_free(theme_def);
theme_def = NULL;
}
}
lv_theme_t * lv_theme_domotic_init(lv_display_t * disp)
{
/*This trick is required only to avoid the garbage collection of
*styles' data if LVGL is used in a binding (e.g. MicroPython)
*In a general case styles could be in simple `static lv_style_t my_style...` variables*/
if(!lv_theme_domotic_is_inited()) {
theme_def = lv_malloc_zeroed(sizeof(my_theme_t));
}
my_theme_t * theme = theme_def;
theme->base.disp = disp;
theme->base.font_small = &montserrat_medium_12;
theme->base.font_normal = &montserrat_medium_18;
theme->base.font_large = &montserrat_medium_24;
theme->base.apply_cb = theme_apply;
lv_theme_t * th_act = lv_display_get_theme(NULL);
lv_theme_set_parent((lv_theme_t *)theme, th_act);
style_init(theme);
if(disp == NULL || lv_display_get_theme(disp) == (lv_theme_t *)theme) {
lv_obj_report_style_change(NULL);
}
theme->inited = true;
return (lv_theme_t *)theme_def;
}
static void theme_apply(lv_theme_t * th, lv_obj_t * obj)
{
LV_UNUSED(th);
my_theme_t * theme = theme_def;
lv_obj_t * parent = lv_obj_get_parent(obj);
if(parent == NULL) {
lv_obj_add_style(obj, &theme->styles.scr, 0);
lv_obj_add_style(obj, &theme->styles.scrollbar, LV_PART_SCROLLBAR);
return;
}
}
/**********************
* STATIC FUNCTIONS
**********************/
static void style_init_reset(lv_style_t * style)
{
if(lv_theme_simple_is_inited()) {
lv_style_reset(style);
}
else {
lv_style_init(style);
}
}
#endif