110 lines
3.8 KiB
C
110 lines
3.8 KiB
C
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#include "lvgl.h"
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#include "battery_indicator.h"
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#include "battery_indicator_private.h"
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#include "src/core/lv_obj_class_private.h"
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#define MY_CLASS (&lv_battery_indicator_class)
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static void lv_battery_indicator_constructor(const lv_obj_class_t* class_p, lv_obj_t* obj);
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static void lv_battery_indicator_event(const lv_obj_class_t* class_p, lv_event_t* e);
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const lv_obj_class_t lv_battery_indicator_class = {
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.constructor_cb = lv_battery_indicator_constructor,
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.event_cb = lv_battery_indicator_event,
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.width_def = LV_SIZE_CONTENT,
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.height_def = LV_SIZE_CONTENT,
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.instance_size = sizeof(lv_battery_indicator_t),
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.base_class = &lv_obj_class,
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.name = "lv_battery_indicator",
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LV_PROPERTY_CLASS_FIELDS(battery_indicator, BATTERY_INDICATOR)
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};
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lv_obj_t* lv_battery_indicator_create(lv_obj_t* parent) {
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LV_LOG_INFO("begin");
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lv_obj_t* obj = lv_obj_class_create_obj(MY_CLASS, parent);
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lv_obj_class_init_obj(obj);
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lv_battery_indicator_t* self = (lv_battery_indicator_t*)obj;
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LV_IMG_DECLARE(battery_icon);
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lv_obj_t* battery_container = obj;
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lv_obj_set_style_bg_img_src(battery_container, &battery_icon, 0);
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lv_obj_set_size(battery_container, 26, 16);
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lv_obj_set_style_margin_right(battery_container, 4, 0);
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lv_obj_set_style_pad_all(battery_container, 2, 0);
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lv_obj_set_style_pad_left(battery_container, 3, 0);
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lv_obj_set_style_pad_right(battery_container, 6, 0);
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self->indicator = lv_obj_create(battery_container);
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lv_obj_set_size(self->indicator, lv_pct(self->percentage), lv_pct(90));
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lv_obj_set_style_radius(self->indicator, 2, 0);
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lv_obj_set_align(self->indicator, LV_ALIGN_LEFT_MID);
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self->label = lv_label_create(parent);
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lv_obj_set_style_bg_color(self->label, lv_color_hex(0x040507), 0);
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lv_obj_set_size(self->label, 40, LV_SIZE_CONTENT);
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lv_obj_set_style_text_color(self->label, lv_color_hex(0xffffff), 0);
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lv_battery_indicator_set_percentage(obj, lv_battery_indicator_get_percentage(obj));
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return obj;
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}
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void lv_battery_indicator_set_text_color_hex(lv_obj_t* obj, uint32_t c) {
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lv_battery_indicator_t* self = (lv_battery_indicator_t*)obj;
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lv_obj_set_style_bg_color(self->label, lv_color_hex(c), 0);
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}
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void lv_battery_indicator_set_text_bg_color_hex(lv_obj_t* obj, uint32_t c) {
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lv_battery_indicator_t* self = (lv_battery_indicator_t*)obj;
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lv_obj_set_style_text_color(self->label, lv_color_hex(c), 0);
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}
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void lv_battery_indicator_set_percentage(lv_obj_t* obj, uint8_t value) {
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lv_battery_indicator_t* self = (lv_battery_indicator_t*)obj;
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self->percentage = value;
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lv_label_set_text_fmt(self->label, "%d%%", self->percentage);
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lv_obj_set_width(self->indicator, lv_pct(max(self->percentage, 10)));
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if (self->percentage >= 60) {
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lv_obj_set_style_bg_color(self->indicator, lv_color_hex(0x00ff00), 0);
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}
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else if (self->percentage >= 20) {
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lv_obj_set_style_bg_color(self->indicator, lv_color_hex(0xffff00), 0);
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}
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else {
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lv_obj_set_style_bg_color(self->indicator, lv_color_hex(0xff0000), 0);
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}
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}
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uint8_t lv_battery_indicator_get_percentage(lv_obj_t* obj) {
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lv_battery_indicator_t* self = (lv_battery_indicator_t*)obj;
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return self->percentage;
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}
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static void lv_battery_indicator_constructor(const lv_obj_class_t* class_p, lv_obj_t* obj) {
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LV_UNUSED(class_p);
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LV_TRACE_OBJ_CREATE("begin");
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lv_battery_indicator_t* indicator = (lv_battery_indicator_t*)obj;
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indicator->percentage = 0;
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lv_obj_remove_flag(obj, LV_OBJ_FLAG_CLICKABLE);
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LV_TRACE_OBJ_CREATE("finished");
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}
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static void lv_battery_indicator_event(const lv_obj_class_t* class_p, lv_event_t* e) {
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LV_UNUSED(class_p);
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lv_result_t res;
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res = lv_obj_event_base(MY_CLASS, e);
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if (res != LV_RESULT_OK) return;
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}
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