41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
|
#include "../../lv_examples.h"
|
||
|
#if LV_USE_BAR && LV_BUILD_EXAMPLES
|
||
|
|
||
|
static void set_temp(void * bar, int32_t temp)
|
||
|
{
|
||
|
lv_bar_set_value(bar, temp, LV_ANIM_ON);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* A temperature meter example
|
||
|
*/
|
||
|
void lv_example_bar_3(void)
|
||
|
{
|
||
|
static lv_style_t style_indic;
|
||
|
|
||
|
lv_style_init(&style_indic);
|
||
|
lv_style_set_bg_opa(&style_indic, LV_OPA_COVER);
|
||
|
lv_style_set_bg_color(&style_indic, lv_palette_main(LV_PALETTE_RED));
|
||
|
lv_style_set_bg_grad_color(&style_indic, lv_palette_main(LV_PALETTE_BLUE));
|
||
|
lv_style_set_bg_grad_dir(&style_indic, LV_GRAD_DIR_VER);
|
||
|
|
||
|
lv_obj_t * bar = lv_bar_create(lv_scr_act());
|
||
|
lv_obj_add_style(bar, &style_indic, LV_PART_INDICATOR);
|
||
|
lv_obj_set_size(bar, 20, 200);
|
||
|
lv_obj_center(bar);
|
||
|
lv_bar_set_range(bar, -20, 40);
|
||
|
|
||
|
lv_anim_t a;
|
||
|
lv_anim_init(&a);
|
||
|
lv_anim_set_exec_cb(&a, set_temp);
|
||
|
lv_anim_set_time(&a, 3000);
|
||
|
lv_anim_set_playback_time(&a, 3000);
|
||
|
lv_anim_set_var(&a, bar);
|
||
|
lv_anim_set_values(&a, -20, 40);
|
||
|
lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE);
|
||
|
lv_anim_start(&a);
|
||
|
}
|
||
|
|
||
|
|
||
|
#endif
|