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(svn r20322) -Codechange: Move Expand town code to a command.

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terkhen
2010-08-02 21:06:06 +00:00
parent f2edc728e6
commit ca0751adb8
5 changed files with 41 additions and 22 deletions
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48
src/town_cmd.cpp
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@@ -2315,29 +2315,37 @@ CommandCost CmdRenameTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
return CommandCost();
}
/** Called from GUI */
void ExpandTown(Town *t)
/**
* Expand a town (scenario editor only).
* @param tile Unused.
* @param flags Type of operation.
* @param p1 Town ID to expand.
* @param p2 Unused.
* @param text Unused.
* @return Empty cost or an error.
*/
CommandCost CmdExpandTown(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
/* Warn the users if towns are not allowed to build roads,
* but do this only onces per openttd run. */
static bool warned_no_roads = false;
if (!_settings_game.economy.allow_town_roads && !warned_no_roads) {
ShowErrorMessage(STR_ERROR_TOWN_EXPAND_WARN_NO_ROADS, INVALID_STRING_ID, WL_WARNING);
warned_no_roads = true;
if (_game_mode != GM_EDITOR) return CMD_ERROR;
Town *t = Town::GetIfValid(p1);
if (t == NULL) return CMD_ERROR;
if (flags & DC_EXEC) {
/* The more houses, the faster we grow */
uint amount = RandomRange(ClampToU16(t->num_houses / 10)) + 3;
t->num_houses += amount;
UpdateTownRadius(t);
uint n = amount * 10;
do GrowTown(t); while (--n);
t->num_houses -= amount;
UpdateTownRadius(t);
UpdateTownMaxPass(t);
}
/* The more houses, the faster we grow */
uint amount = RandomRange(ClampToU16(t->num_houses / 10)) + 3;
t->num_houses += amount;
UpdateTownRadius(t);
uint n = amount * 10;
do GrowTown(t); while (--n);
t->num_houses -= amount;
UpdateTownRadius(t);
UpdateTownMaxPass(t);
return CommandCost();
}
/**