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#include "../../lv_examples.h"
#if LV_USE_CHART && LV_BUILD_EXAMPLES
/**
* A very basic line chart
*/
void lv_example_chart_1(void)
{
/*Create a chart*/
lv_obj_t * chart;
chart = lv_chart_create(lv_screen_active());
lv_obj_set_size(chart, 200, 150);
lv_obj_center(chart);
lv_chart_set_type(chart, LV_CHART_TYPE_LINE); /*Show lines and points too*/
/*Add two data series*/
lv_chart_series_t * ser1 = lv_chart_add_series(chart, lv_palette_main(LV_PALETTE_GREEN), LV_CHART_AXIS_PRIMARY_Y);
lv_chart_series_t * ser2 = lv_chart_add_series(chart, lv_palette_main(LV_PALETTE_RED), LV_CHART_AXIS_SECONDARY_Y);
int32_t * ser2_y_points = lv_chart_get_y_array(chart, ser2);
uint32_t i;
for(i = 0; i < 10; i++) {
/*Set the next points on 'ser1'*/
lv_chart_set_next_value(chart, ser1, lv_rand(10, 50));
/*Directly set points on 'ser2'*/
ser2_y_points[i] = lv_rand(50, 90);
}
lv_chart_refresh(chart); /*Required after direct set*/
}
#endif
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