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@ r12162:c4894f5339c3
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Location: cpp/openttd-patchpack/source/src/signs_cmd.cpp
r12162:c4894f5339c3
3.2 KiB
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(svn r16583) -Update: the order of the language files so it's in sync with english.txt. Normally WT2 would do this, but only with activity for those languages. Now we'd like to the order to match so we can more easily spot import bugs while developing WT3.
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/** @file signs_cmd.cpp Handling of sign related commands. */
#include "stdafx.h"
#include "landscape.h"
#include "company_func.h"
#include "signs_base.h"
#include "signs_func.h"
#include "command_func.h"
#include "tilehighlight_func.h"
#include "window_func.h"
#include "map_func.h"
#include "string_func.h"
#include "table/strings.h"
SignID _new_sign_id;
/**
* Place a sign at the given coordinates. Ownership of sign has
* no effect whatsoever except for the colour the sign gets for easy recognition,
* but everybody is able to rename/remove it.
* @param tile tile to place sign at
* @param flags type of operation
* @param p1 unused
* @param p2 unused
*/
CommandCost CmdPlaceSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
/* Try to locate a new sign */
if (!Sign::CanAllocateItem()) return_cmd_error(STR_ERROR_TOO_MANY_SIGNS);
/* Check sign text length if any */
if (!StrEmpty(text) && strlen(text) >= MAX_LENGTH_SIGN_NAME_BYTES) return CMD_ERROR;
/* When we execute, really make the sign */
if (flags & DC_EXEC) {
Sign *si = new Sign(_current_company);
int x = TileX(tile) * TILE_SIZE;
int y = TileY(tile) * TILE_SIZE;
si->x = x;
si->y = y;
si->z = GetSlopeZ(x, y);
if (!StrEmpty(text)) {
si->name = strdup(text);
}
UpdateSignVirtCoords(si);
MarkSignDirty(si);
InvalidateWindowData(WC_SIGN_LIST, 0, 0);
_new_sign_id = si->index;
}
return CommandCost();
}
/** Rename a sign. If the new name of the sign is empty, we assume
* the user wanted to delete it. So delete it. Ownership of signs
* has no meaning/effect whatsoever except for eyecandy
* @param tile unused
* @param flags type of operation
* @param p1 index of the sign to be renamed/removed
* @param p2 unused
* @return 0 if succesfull, otherwise CMD_ERROR
*/
CommandCost CmdRenameSign(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
{
Sign *si = Sign::GetIfValid(p1);
if (si == NULL) return CMD_ERROR;
/* Rename the signs when empty, otherwise remove it */
if (!StrEmpty(text)) {
if (strlen(text) >= MAX_LENGTH_SIGN_NAME_BYTES) return CMD_ERROR;
if (flags & DC_EXEC) {
/* Delete the old name */
free(si->name);
/* Assign the new one */
si->name = strdup(text);
si->owner = _current_company;
/* Update; mark sign dirty twice, because it can either becom longer, or shorter */
MarkSignDirty(si);
UpdateSignVirtCoords(si);
MarkSignDirty(si);
InvalidateWindowData(WC_SIGN_LIST, 0, 1);
}
} else { // Delete sign
if (flags & DC_EXEC) {
MarkSignDirty(si);
delete si;
InvalidateWindowData(WC_SIGN_LIST, 0, 0);
}
}
return CommandCost();
}
/**
* Callback function that is called after a sign is placed
* @param success of the operation
* @param tile unused
* @param p1 unused
* @param p2 unused
*/
void CcPlaceSign(bool success, TileIndex tile, uint32 p1, uint32 p2)
{
if (success) {
ShowRenameSignWindow(Sign::Get(_new_sign_id));
ResetObjectToPlace();
}
}
/**
*
* PlaceProc function, called when someone pressed the button if the
* sign-tool is selected
* @param tile on which to place the sign
*/
void PlaceProc_Sign(TileIndex tile)
{
DoCommandP(tile, 0, 0, CMD_PLACE_SIGN | CMD_MSG(STR_ERROR_CAN_T_PLACE_SIGN_HERE), CcPlaceSign);
}
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