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36 lines
922 B
C
36 lines
922 B
C
#include "../../lv_examples.h"
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#if LV_USE_ARC && LV_BUILD_EXAMPLES
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static void set_angle(void * obj, int32_t v)
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{
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lv_arc_set_value(obj, v);
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}
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/**
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* Create an arc which acts as a loader.
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*/
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void lv_example_arc_2(void)
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{
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/*Create an Arc*/
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lv_obj_t * arc = lv_arc_create(lv_screen_active());
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lv_arc_set_rotation(arc, 270);
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lv_arc_set_bg_angles(arc, 0, 360);
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lv_obj_remove_style(arc, NULL, LV_PART_KNOB); /*Be sure the knob is not displayed*/
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lv_obj_remove_flag(arc, LV_OBJ_FLAG_CLICKABLE); /*To not allow adjusting by click*/
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lv_obj_center(arc);
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lv_anim_t a;
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lv_anim_init(&a);
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lv_anim_set_var(&a, arc);
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lv_anim_set_exec_cb(&a, set_angle);
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lv_anim_set_duration(&a, 1000);
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lv_anim_set_repeat_count(&a, LV_ANIM_REPEAT_INFINITE); /*Just for the demo*/
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lv_anim_set_repeat_delay(&a, 500);
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lv_anim_set_values(&a, 0, 100);
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lv_anim_start(&a);
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}
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#endif
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