LVGL测试中相关参数之位置样式

[BedRock]

位置样式调整

lv_obj_align(canvas_bottom_menu, NULL, LV_ALIGN_IN_TOP_MID, 0, 605);   
//后面两个参数为x y 的偏置   x向右方向偏置  y向下偏置

样式应用有点特别  
lv_obj_add_style(canvas_bottom_menu, LV_BTN_PART_MAIN, &style_bottom_menu);

样式列表参数

lv_style_t lv_style_scr;
lv_style_t lv_style_transp;
lv_style_t lv_style_transp_fit;
lv_style_t lv_style_transp_tight;
lv_style_t lv_style_plain;
lv_style_t lv_style_plain_color;
lv_style_t lv_style_pretty;
lv_style_t lv_style_pretty_color;
lv_style_t lv_style_btn_rel;
lv_style_t lv_style_btn_pr;
lv_style_t lv_style_btn_tgl_rel;
lv_style_t lv_style_btn_tgl_pr;
lv_style_t lv_style_btn_ina;

位置参数

/** Object alignment. */
enum {
    LV_ALIGN_CENTER = 0,
    LV_ALIGN_IN_TOP_LEFT,
    LV_ALIGN_IN_TOP_MID,
    LV_ALIGN_IN_TOP_RIGHT,
    LV_ALIGN_IN_BOTTOM_LEFT,
    LV_ALIGN_IN_BOTTOM_MID,
    LV_ALIGN_IN_BOTTOM_RIGHT,
    LV_ALIGN_IN_LEFT_MID,
    LV_ALIGN_IN_RIGHT_MID,
    
    LV_ALIGN_OUT_TOP_LEFT,
    LV_ALIGN_OUT_TOP_MID,
    LV_ALIGN_OUT_TOP_RIGHT,
    LV_ALIGN_OUT_BOTTOM_LEFT,
    LV_ALIGN_OUT_BOTTOM_MID,
    LV_ALIGN_OUT_BOTTOM_RIGHT,
    LV_ALIGN_OUT_LEFT_TOP,
    LV_ALIGN_OUT_LEFT_MID,
    LV_ALIGN_OUT_LEFT_BOTTOM,
    LV_ALIGN_OUT_RIGHT_TOP,
    LV_ALIGN_OUT_RIGHT_MID,
    LV_ALIGN_OUT_RIGHT_BOTTOM,
};
typedef uint8_t lv_align_t;

位置参考