LoD_PRC8/_module/nss/areahandler_inc.nss

//::///////////////////////////////////////////////
//:: Name: areahandler_inc
//:://////////////////////////////////////////////
/*
     This includefile contains all the nessesary
     functions to set up and loop through all areas
     that has a placable item in them that has a tag
     value of your choice. The placable is destroyed
     when InitializeAreaList is called.

     InitializeArea - Call this only from OnModuleLoad.
     GetFirstArea - Returns the first area from the modlues arealist.
     GetNextArea - Returns the next area from the modlues arealist.
     GetAreaByIndex - Returns the specified area in the modules arealist.
     GetAreaLocationByIndex - Returns the location of the area designator in the area.
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 02-mar-2005
//:: Updated By: Flash
//:: Updated On: 05-mar-2005
//:: Update: Save the location of the designator and added GetAreaLocationByIndex.
//::         Store Locations only, use Location.area to get area.
//:://////////////////////////////////////////////
string MOD_AREA_DESIGNATOR_TAG = "area_designator";

const string MOD_AREA_LIST_LOC = "MOD_AREA_LOC_";
const string MOD_AREA_LIST_COUNT  = "MOD_AREA_COUNT";
const string MOD_AREA_LIST_POINTER = "MOD_AREA_LIST_POINTER";

//::///////////////////////////////////////////////
//:: Name: InitializeAreaList
//:://////////////////////////////////////////////
/*
    Initialize the modules list of areas. This will
    delete all placeables with the tag value defined
    in AREA_DESIGNATOR_TAG. Add a placable with the
    defined value in all areas you want to be able
    to have in the list.
    Call this function only from OnModuleLoad.
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 02-mar-2005
//:://////////////////////////////////////////////
void InitializeAreaList()
{
    int i = 0;
    object oDesignator = GetObjectByTag(MOD_AREA_DESIGNATOR_TAG, i);
    location lArea;

    while (GetIsObjectValid(oDesignator))
    {
        lArea = GetLocation(oDesignator);
        SetLocalLocation(GetModule(), MOD_AREA_LIST_LOC+IntToString(i), lArea);
        DestroyObject(oDesignator);
        oDesignator = GetObjectByTag(MOD_AREA_DESIGNATOR_TAG, ++i);
    }

    SetLocalInt(GetModule(), MOD_AREA_LIST_COUNT, --i);
}

//::///////////////////////////////////////////////
//:: Name: GetAreaByIndex
//:://////////////////////////////////////////////
/*
     Returns the specified area in the modules arealist.
     This function does not update the area pointer.
     Returns OBJECT_INVALID on error.
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 02-mar-2005
//:://////////////////////////////////////////////
object GetAreaByIndex(int iAreaIndex)
{
    return GetAreaFromLocation(GetLocalLocation(GetModule(), MOD_AREA_LIST_LOC + IntToString(iAreaIndex)));
}

//::///////////////////////////////////////////////
//:: Name: GetAreaLocationByIndex
//:://////////////////////////////////////////////
/*
     Returns the specified location of the area designator in the modules arealist.
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 05-mar-2005
//:://////////////////////////////////////////////
location GetAreaLocationByIndex(int iAreaIndex)
{
    return GetLocalLocation(GetModule(), MOD_AREA_LIST_LOC + IntToString(iAreaIndex));;
}

//::///////////////////////////////////////////////
//:: Name: GetFirstArea
//:://////////////////////////////////////////////
/*
     Returns the first area in the modules arealist.
     Returns OBJECT_INVALID on error.
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 02-mar-2005
//:://////////////////////////////////////////////
object GetFirstArea()
{
    SetLocalInt(GetModule(), MOD_AREA_LIST_POINTER, 0);
    return GetAreaByIndex(0);
}
//::///////////////////////////////////////////////
//:: Name: GetNextArea
//:://////////////////////////////////////////////
/*
     Returns the next area in the modules arealist
     Returns OBJECT_INVALID on error.
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 02-mar-2005
//:://////////////////////////////////////////////
object GetNextArea()
{
    int i = GetLocalInt(GetModule(), MOD_AREA_LIST_POINTER);
    object oArea = GetAreaByIndex(i);
    if(GetIsObjectValid(oArea))
        SetLocalInt(GetModule(), MOD_AREA_LIST_POINTER, ++i);
    return oArea;
}

//::///////////////////////////////////////////////
//:: Name: GetAreaCount
//:://////////////////////////////////////////////
/*
     Returns the number of areas in the list
*/
//:://////////////////////////////////////////////
//:: Created By: Flash
//:: Created On: 02-mar-2005
//:://////////////////////////////////////////////
int GetAreaCount()
{
    return GetLocalInt(GetModule(), MOD_AREA_LIST_COUNT);
}