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(svn r21841) -Feature: [NewGRF] Allow to define other railtypes that should be introduced if a particular rail type is introduced, e.g. to make sure slow rail is introduced when fast rail gets introduced

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rubidium
2011-01-18 21:28:07 +00:00
parent 2f98ad38ba
commit dc94c94599
7 changed files with 34 additions and 13 deletions
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7
src/toolbar_gui.cpp
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@@ -693,22 +693,21 @@ static CallBackFunction ToolbarZoomOutClick(Window *w)
static CallBackFunction ToolbarBuildRailClick(Window *w)
{
/* Use C++ spec to zero whole array. */
bool used_railtype[RAILTYPE_END] = { false };
RailTypes used_railtypes = RAILTYPES_NONE;
/* Find the used railtypes. */
Engine *e;
FOR_ALL_ENGINES_OF_TYPE(e, VEH_TRAIN) {
if (!HasBit(e->info.climates, _settings_game.game_creation.landscape)) continue;
used_railtype[e->u.rail.railtype] = true;
used_railtypes |= GetRailTypeInfo(e->u.rail.railtype)->introduces_railtypes;
}
const Company *c = Company::Get(_local_company);
DropDownList *list = new DropDownList();
for (RailType rt = RAILTYPE_BEGIN; rt != RAILTYPE_END; rt++) {
/* If it's not used ever, don't show it to the user. */
if (!used_railtype[rt]) continue;
if (!HasBit(used_railtypes, rt)) continue;
const RailtypeInfo *rti = GetRailTypeInfo(rt);
/* Skip rail type if it has no label */