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39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
2 years ago
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#include "../../lv_examples.h"
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#if LV_USE_METER && LV_BUILD_EXAMPLES
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/**
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* Create a pie chart
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*/
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void lv_example_meter_4(void)
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{
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lv_obj_t * meter = lv_meter_create(lv_scr_act());
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/*Remove the background and the circle from the middle*/
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lv_obj_remove_style(meter, NULL, LV_PART_MAIN);
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lv_obj_remove_style(meter, NULL, LV_PART_INDICATOR);
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lv_obj_set_size(meter, 200, 200);
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lv_obj_center(meter);
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/*Add a scale first with no ticks.*/
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lv_meter_scale_t * scale = lv_meter_add_scale(meter);
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lv_meter_set_scale_ticks(meter, scale, 0, 0, 0, lv_color_black());
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lv_meter_set_scale_range(meter, scale, 0, 100, 360, 0);
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/*Add a three arc indicator*/
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lv_coord_t indic_w = 100;
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lv_meter_indicator_t * indic1 = lv_meter_add_arc(meter, scale, indic_w, lv_palette_main(LV_PALETTE_ORANGE), 0);
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lv_meter_set_indicator_start_value(meter, indic1, 0);
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lv_meter_set_indicator_end_value(meter, indic1, 40);
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lv_meter_indicator_t * indic2 = lv_meter_add_arc(meter, scale, indic_w, lv_palette_main(LV_PALETTE_YELLOW), 0);
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lv_meter_set_indicator_start_value(meter, indic2, 40); /*Start from the previous*/
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lv_meter_set_indicator_end_value(meter, indic2, 80);
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lv_meter_indicator_t * indic3 = lv_meter_add_arc(meter, scale, indic_w, lv_palette_main(LV_PALETTE_DEEP_ORANGE), 0);
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lv_meter_set_indicator_start_value(meter, indic3, 80); /*Start from the previous*/
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lv_meter_set_indicator_end_value(meter, indic3, 100);
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}
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#endif
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