LuatOS/module/Air8101/demo/lvgl/lvgl_demo_test/line_demo.lua

local line_demo = {}

function line_demo.demo()
    --Create an array for the points of the line
    local line_points = { {5, 5}, {70, 70}, {120, 10}, {180, 60}, {240, 10} };

    --Create style
    local style_line = lvgl.style_t();
    lvgl.style_init(style_line);
    lvgl.style_set_line_width(style_line, lvgl.STATE_DEFAULT, 8);
    lvgl.style_set_line_color(style_line, lvgl.STATE_DEFAULT, lvgl.color_make(0x00, 0x00, 0xFF));
    lvgl.style_set_line_rounded(style_line, lvgl.STATE_DEFAULT, true);

    --Create a line and apply the new style
    local line1;
    line1 = lvgl.line_create(lvgl.scr_act(), nil);
    lvgl.line_set_points(line1, line_points, 5);     --Set the points
    lvgl.obj_add_style(line1, lvgl.LINE_PART_MAIN, style_line);     --Set the points
    lvgl.obj_align(line1, nil, lvgl.ALIGN_CENTER, 0, 0);
end

return line_demo