littlevgl_pango_cairo.c

    lv_obj_t *main_container = lv_obj_create(parent, NULL);
    lv_obj_set_size(main_container, 800, 480);

    cairo_t *layout_context;
    cairo_t *render_context;
    cairo_surface_t *surface;
    unsigned char* surface_data = NULL;
    PangoFontDescription *desc;
    PangoLayout *layout;
    unsigned int *text_width;
    unsigned int *text_height;

    layout_context = create_layout_context ();

    /* Create a PangoLayout, set the font and text */
    layout = pango_cairo_create_layout (layout_context);
    pango_layout_set_text (layout, label_text, -1);

    desc = pango_font_description_from_string(FONT);
    render_context = create_cairo_context(text_width, text_height, 4, &surface, &surface_data);

    cairo_set_source_rgba (render_context, 1, 1, 1, 1);
    pango_cairo_show_layout(render_context, layout);

    char *img_data = cairo_image_surface_get_data(surface);

    lv_obj_t *img = lv_img_create(main_container, NULL);
    lv_img_set_src(img, &img_data);