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(svn r13166) -Codechange: CmdSetRoadDriveSide belongs in road_cmd.cpp, not settings_gui.cpp.

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rubidium
2008-05-18 17:40:13 +00:00
parent 9defec7876
commit 2e25df3ddf
2 changed files with 32 additions and 31 deletions
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31
src/road_cmd.cpp
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@@ -43,6 +43,37 @@
#include "table/sprites.h"
#include "table/strings.h"
bool RoadVehiclesAreBuilt()
{
const Vehicle* v;
FOR_ALL_VEHICLES(v) {
if (v->type == VEH_ROAD) return true;
}
return false;
}
/**
* Change the side of the road vehicles drive on (server only).
* @param tile unused
* @param flags operation to perform
* @param p1 the side of the road; 0 = left side and 1 = right side
* @param p2 unused
*/
CommandCost CmdSetRoadDriveSide(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
{
/* Check boundaries and you can only change this if NO vehicles have been built yet,
* except in the intro-menu where of course it's always possible to do so. */
if (p1 > 1 || (_game_mode != GM_MENU && RoadVehiclesAreBuilt())) return CMD_ERROR;
if (flags & DC_EXEC) {
_opt_ptr->road_side = p1;
InvalidateWindow(WC_GAME_OPTIONS, 0);
}
return CommandCost();
}
#define M(x) (1 << (x))
/* Level crossings may only be built on these slopes */
static const uint32 VALID_LEVEL_CROSSING_SLOPES = (M(SLOPE_SEN) | M(SLOPE_ENW) | M(SLOPE_NWS) | M(SLOPE_NS) | M(SLOPE_WSE) | M(SLOPE_EW) | M(SLOPE_FLAT));