Undertale Yellow script viewer

if (scr_interact
scr_interact

function scr_interact()
{
    if (distance_to_object(obj_pl) < 20 && obj_pl.state == scr_normal_state)
    {
        var pl_dir = obj_pl.direction;
        var pl_x = 0;
        var pl_y = 0;
        var check_distance_x = 0;
        var check_distance_y = 0;
        switch (pl_dir)
        {
            case 0:
                pl_x = obj_pl.bbox_right;
                pl_y = obj_pl.bbox_top + 1;
                check_distance_x = 20;
                break;
            case 180:
                pl_x = obj_pl.bbox_left;
                pl_y = obj_pl.bbox_top + 1;
                check_distance_x = -20;
                break;
            case 90:
                pl_x = obj_pl.x;
                pl_y = obj_pl.bbox_top;
                check_distance_y = -20;
                break;
            case 270:
                pl_x = obj_pl.x;
                pl_y = obj_pl.bbox_bottom;
                check_distance_y = 20;
                break;
        }
        if (collision_line_first(pl_x, pl_y, pl_x + check_distance_x, pl_y + check_distance_y, id, false, false))
            return true;
    }
}
() && keyboard_multicheck_pressed(0))

{

    is_talking = true;

    scr_text
scr_text

function scr_text()
{
    if (!instance_exists(obj_dialogue))
        msg = instance_create(x, y, obj_dialogue);
}
();

    with (msg)

    {

        var i = array_length_1d(other.self_message) - 1;

        while (i >= 0)

        {

            message[i] = other.self_message[i];

            i--;

        }

    }

}

if (instance_exists(obj_dialogue) && is_talking == true)

{

    if (obj_dialogue.cutoff == string_length(obj_dialogue.message[obj_dialogue.message_current]))

    {

        image_speed = 0;

        image_index = 0;

    }

    else

    {

        image_speed = 0.2;

    }

}

else

{

    image_speed = 0;

    is_talking = false;

}