对齐的格式 - lightdong/LVGL_Study GitHub Wiki

/** Alignments*/

enum {
    LV_ALIGN_DEFAULT = 0,
    LV_ALIGN_TOP_LEFT,
    LV_ALIGN_TOP_MID,
    LV_ALIGN_TOP_RIGHT,
    LV_ALIGN_BOTTOM_LEFT,
    LV_ALIGN_BOTTOM_MID,
    LV_ALIGN_BOTTOM_RIGHT,
    LV_ALIGN_LEFT_MID,
    LV_ALIGN_RIGHT_MID,
    LV_ALIGN_CENTER,

    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,
};````

对齐可以是父子之间，也可以是兄弟之间，如下图所示：

<img width="720" alt="alignment的方式" src="https://github.com/user-attachments/assets/5a7bbc38-b6ed-42a1-a026-eb0cffe4f583" />