// SPDX-License-Identifier: MIT
// Copyright (c) 2026 Incoprea
// Own-object altitude band monitor
// Not compiled or tested in-world
// Setup: Set LOW/HIGH in meters above region datum. Owner-touch arms.
// Stop / restore: Owner-touch to disarm before removing. No physical status or movement is changed.
// Notes: No avatar surveillance or visitor history. Only this object’s band is retained; no position history or movement constraint.
// License: see LICENSE in this distribution.
// Original Incoprea. MIT. Not compiled or tested in-world.
integer armed;
float LOW=20.0;
float HIGH=40.0;
integer last=-1;
default
{
    touch_start(integer n)
    {
        if(llDetectedKey(0)!=llGetOwner())return;
        armed=!armed;
        if(armed)
        {
            last=-1;
            llSetTimerEvent(1.0);
            llOwnerSay("Monitor armed.");
        }
        else
        {
            llSetTimerEvent(0.0);
            llOwnerSay("Monitor off.");
        }
    }
    timer()
    {
        if(!armed)return;
        vector p=llGetPos();
        integer band=1;
        if(p.z<LOW)band=0;
        else if(p.z>HIGH)band=2;
        if(band!=last)
        {
            last=band;
            llOwnerSay("Altitude band: "+llList2String(["low","middle","high"],band));
        }
    }
}