Function act_on_act

src/cmd.c:4657–4838

queue up command(s) to perform #therecmdmenu action */

/* queue up command(s) to perform #therecmdmenu action */
staticfn void
act_on_act(
    int act,                /* action */
    coordxy dx, coordxy dy) /* delta to adjacent spot (farther sometimes) */
{
    struct obj *otmp;
    int dir;

    /* a few there_cmd_menu_far() actions use dx,dy differently */
    switch (act) {
    case MCMD_THROW_OBJ:
    case MCMD_TRAVEL:
    case MCMD_LOOK_AT:
        /* keep dx,dy as-is */
        break;
    default:
        /* force dx and dy to be +1, 0, or -1 */
        dx = sgn(dx);
        dy = sgn(dy);
        break;
    }

    switch (act) {
    case MCMD_TRAVEL:
        /* FIXME: player has explicitly picked "travel to this location"
           from the menu but it will only work if flags.travelcmd is True.
           That option is intended as way to guard against stray mouse
           clicks and shouldn't inhibit explicit travel. */
        iflags.travelcc.x = u.tx = u.ux + dx;
        iflags.travelcc.y = u.ty = u.uy + dy;
        cmdq_add_ec(CQ_CANNED, dotravel_target);
        break;
    case MCMD_THROW_OBJ:
        cmdq_add_ec(CQ_CANNED, dothrow);
        cmdq_add_userinput(CQ_CANNED);
        cmdq_add_dir(CQ_CANNED, dx, dy, 0);
        break;
    case MCMD_OPEN_DOOR:
        cmdq_add_ec(CQ_CANNED, doopen);
        cmdq_add_dir(CQ_CANNED, dx, dy, 0);
        break;
    case MCMD_LOCK_DOOR:
        otmp = carrying(SKELETON_KEY);
        if (!otmp)
            otmp = carrying(LOCK_PICK);
        if (!otmp)
            otmp = carrying(CREDIT_CARD);
        if (otmp) {
            cmdq_add_ec(CQ_CANNED, doapply);
            cmdq_add_key(CQ_CANNED, otmp->invlet);
            cmdq_add_dir(CQ_CANNED, dx, dy, 0);
            cmdq_add_key(CQ_CANNED, 'y'); /* "Lock it?" */
        }
        break;
    case MCMD_UNTRAP_DOOR:
        cmdq_add_ec(CQ_CANNED, dountrap);
        cmdq_add_dir(CQ_CANNED, dx, dy, 0);
        break;