lv_label
相关API在lv_label.h中
文本模式
enum {
LV_LABEL_LONG_EXPAND,
LV_LABEL_LONG_BREAK,
LV_LABEL_LONG_DOT,
LV_LABEL_LONG_SROLL,
LV_LABEL_LONG_SROLL_CIRC,
LV_LABEL_LONG_CROP,
};
对齐方式
enum {
LV_LABEL_ALIGN_LEFT,
LV_LABEL_ALIGN_CENTER,
LV_LABEL_ALIGN_RIGHT,
LV_LABEL_ALIGN_AUTO,
};
标签样式
enum {
LV_LABEL_PART_MAIN,
};
例子
void lv_ex_label_1(void)
{
lv_obj_t * label1 = lv_label_create(lv_scr_act(), NULL);
lv_label_set_long_mode(label1, LV_LABEL_LONG_BREAK);
lv_label_set_recolor(label1, true);
lv_label_set_align(label1, LV_LABEL_ALIGN_CENTER);
lv_label_set_text(label1, "#ff0000 Re-color# #00ff00 words# #0000ff of a# label "
"and wrap long text automatically.");
lv_obj_set_width(label1, 150);
lv_obj_align(label1, NULL, LV_ALIGN_CENTER, 0, -30);
lv_obj_t * label2 = lv_label_create(lv_scr_act(), NULL);
lv_label_set_long_mode(label2, LV_LABEL_LONG_SROLL_CIRC);
lv_obj_set_width(label2, 150);
lv_label_set_text(label2, "It is a circularly scrolling text. ");
lv_obj_align(label2, NULL, LV_ALIGN_CENTER, 0, 30);
}
模拟效果
of后面的a也应该是蓝色,单片机拍照实际效果如下
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