/**
* Handle the bankruptcy take over of a company.
* Companies going bankrupt will ask the other companies in order of their
* performance rating, so better performing companies get the 'do you want to
* merge with Y' question earlier. The question will then stay till either the
* company has gone bankrupt or got merged with a company.
*
* @param c the company that is going bankrupt.
*/
static void HandleBankruptcyTakeover(Company *c)
{
/* Amount of time out for each company to take over a company;
* Timeout is a quarter (3 months of 30 days) divided over the
* number of companies. The minimum number of days in a quarter
* is 90: 31 in January, 28 in February and 31 in March.
* Note that the company going bankrupt can't buy itself. */
static const int TAKE_OVER_TIMEOUT = 3 * 30 * DAY_TICKS / (MAX_COMPANIES - 1);
assert(c->bankrupt_asked != 0);
/* We're currently asking some company to buy 'us' */
if (c->bankrupt_timeout != 0) {
c->bankrupt_timeout -= MAX_COMPANIES;
if (c->bankrupt_timeout > 0) return;
c->bankrupt_timeout = 0;
return;
}
/* Did we ask everyone for bankruptcy? If so, bail out. */
if (c->bankrupt_asked == MAX_UVALUE(CompanyMask)) return;
Company *c2, *best = NULL;
int32 best_performance = -1;
/* Ask the company with the highest performance history first */
FOR_ALL_COMPANIES(c2) {
if (c2->bankrupt_asked == 0 && // Don't ask companies going bankrupt themselves
!HasBit(c->bankrupt_asked, c2->index) &&
best_performance < c2->old_economy[1].performance_history &&
MayCompanyTakeOver(c2->index, c->index)) {
best_performance = c2->old_economy[1].performance_history;
best = c2;
}
}
/* Asked all companies? */
if (best_performance == -1) {
c->bankrupt_asked = MAX_UVALUE(CompanyMask);
return;
}
SetBit(c->bankrupt_asked, best->index);
c->bankrupt_timeout = TAKE_OVER_TIMEOUT;
if (best->is_ai) {
AI::NewEvent(best->index, new ScriptEventCompanyAskMerger(c->index, ClampToI32(c->bankrupt_value)));
} else if (IsInteractiveCompany(best->index)) {
ShowBuyCompanyDialog(c->index);
}
}
void CopyPastePlaceRailWaypoint(GenericTileIndex tile, StationID sid, Axis axis, RailType rt, StationGfx gfx, StationClassID stat_class, byte stat_type, int specindex, bool adjacent)
{
if (IsMainMapTile(tile)) {
TileIndex t = AsMainMapTile(tile);
/* check if required track is already there, try to build one if not */
if (!IsTileOwner(t, _current_company) ||
(!IsRailWaypointTile(tile) && !IsPlainRailTile(tile)) ||
GetRailType(t) != rt ||
(IsTileType(t, MP_STATION) ? GetRailStationAxis(tile) != axis : !HasBit(GetTrackBits(t), AxisToTrack(axis)))) {
CopyPastePlaceTracks(tile, rt, AxisToTrackBits(axis));
if (_current_pasting->last_result.Failed()) return;
}
/* build the waypoint */
_station_cmd_specindex_to_paste = specindex;
uint32 p1 = 0;
SB(p1, 0, 4, rt);
SB(p1, 4, 1, axis);
SB(p1, 8, 8, 1); // width
SB(p1, 16, 8, 1); // height
SB(p1, 24, 1, adjacent);
uint32 p2 = 0;
SB(p2, 0, 8, stat_class);
SB(p2, 8, 8, stat_type);
SB(p2, 16, 16, sid);
_current_pasting->DoCommand(t, p1, p2, CMD_BUILD_RAIL_WAYPOINT | CMD_MSG(STR_ERROR_CAN_T_BUILD_TRAIN_WAYPOINT));
} else {
MakeRailWaypoint(tile, OWNER_NONE, sid, axis, gfx & ~1, rt);
assert(IsInsideMM(specindex, 0, MAX_UVALUE(byte) + 1));
SetCustomStationSpecIndex(tile, (byte)specindex);
_clipboard_stations_builder.AddRailPart(sid, stat_class, stat_type, (byte)specindex);
}
}
/**
* Truncate the list removing everything older than/more than the amount
* as specified in the config file.
* As a side effect also increase the time the other lines have been in
* the list.
* @return true if and only if items got removed.
*/
static bool Truncate()
{
IConsoleLine *cur = IConsoleLine::front;
if (cur == NULL) return false;
int count = 1;
for (IConsoleLine *item = cur->previous; item != NULL; count++, cur = item, item = item->previous) {
if (item->time > _settings_client.gui.console_backlog_timeout &&
count > _settings_client.gui.console_backlog_length) {
delete item;
cur->previous = NULL;
return true;
}
if (item->time != MAX_UVALUE(uint16)) item->time++;
}
return false;
}
