00001
00002
00005 #include "stdafx.h"
00006 #include "openttd.h"
00007 #include "landscape.h"
00008 #include "player_func.h"
00009 #include "signs.h"
00010 #include "saveload.h"
00011 #include "command_func.h"
00012 #include "variables.h"
00013 #include "strings_func.h"
00014 #include "viewport_func.h"
00015 #include "zoom_func.h"
00016 #include "functions.h"
00017 #include "window_func.h"
00018 #include "map_func.h"
00019 #include "string_func.h"
00020
00021 #include "table/strings.h"
00022
00023 SignID _new_sign_id;
00024 uint _total_signs;
00025 bool _sign_sort_dirty;
00026
00027
00028 DEFINE_OLD_POOL_GENERIC(Sign, Sign)
00029
00030 Sign::Sign(PlayerID owner)
00031 {
00032 this->owner = owner;
00033 }
00034
00035 Sign::~Sign()
00036 {
00037 free(this->name);
00038
00039 if (CleaningPool()) return;
00040
00041 DeleteRenameSignWindow(this->index);
00042 this->owner = INVALID_PLAYER;
00043 }
00044
00051 static void UpdateSignVirtCoords(Sign *si)
00052 {
00053 Point pt = RemapCoords(si->x, si->y, si->z);
00054 SetDParam(0, si->index);
00055 UpdateViewportSignPos(&si->sign, pt.x, pt.y - 6, STR_2806);
00056 }
00057
00063 void UpdateAllSignVirtCoords()
00064 {
00065 Sign *si;
00066
00067 FOR_ALL_SIGNS(si) UpdateSignVirtCoords(si);
00068
00069 }
00070
00079 static void MarkSignDirty(Sign *si)
00080 {
00081
00082
00083
00084 MarkAllViewportsDirty(
00085 si->sign.left - 6,
00086 si->sign.top - 3,
00087 si->sign.left + ScaleByZoom(si->sign.width_1 + 12, ZOOM_LVL_MAX),
00088 si->sign.top + ScaleByZoom(12, ZOOM_LVL_MAX));
00089 }
00090
00100 CommandCost CmdPlaceSign(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
00101 {
00102
00103 if (!Sign::CanAllocateItem()) return_cmd_error(STR_2808_TOO_MANY_SIGNS);
00104
00105
00106 if (flags & DC_EXEC) {
00107 Sign *si = new Sign(_current_player);
00108 int x = TileX(tile) * TILE_SIZE;
00109 int y = TileY(tile) * TILE_SIZE;
00110
00111 si->x = x;
00112 si->y = y;
00113 si->z = GetSlopeZ(x, y);
00114 UpdateSignVirtCoords(si);
00115 MarkSignDirty(si);
00116 InvalidateWindow(WC_SIGN_LIST, 0);
00117 _sign_sort_dirty = true;
00118 _new_sign_id = si->index;
00119 _total_signs++;
00120 }
00121
00122 return CommandCost();
00123 }
00124
00134 CommandCost CmdRenameSign(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
00135 {
00136 if (!IsValidSignID(p1)) return CMD_ERROR;
00137
00138
00139
00140 if (!StrEmpty(_cmd_text)) {
00141 if (flags & DC_EXEC) {
00142 Sign *si = GetSign(p1);
00143
00144
00145 free(si->name);
00146
00147 si->name = strdup(_cmd_text);
00148 si->owner = _current_player;
00149
00150
00151 MarkSignDirty(si);
00152 UpdateSignVirtCoords(si);
00153 MarkSignDirty(si);
00154 InvalidateWindow(WC_SIGN_LIST, 0);
00155 _sign_sort_dirty = true;
00156 }
00157 } else {
00158 if (flags & DC_EXEC) {
00159 Sign *si = GetSign(p1);
00160
00161 MarkSignDirty(si);
00162 delete si;
00163
00164 InvalidateWindow(WC_SIGN_LIST, 0);
00165 _sign_sort_dirty = true;
00166 _total_signs--;
00167 }
00168 }
00169
00170 return CommandCost();
00171 }
00172
00180 void CcPlaceSign(bool success, TileIndex tile, uint32 p1, uint32 p2)
00181 {
00182 if (success) {
00183 ShowRenameSignWindow(GetSign(_new_sign_id));
00184 ResetObjectToPlace();
00185 }
00186 }
00187
00194 void PlaceProc_Sign(TileIndex tile)
00195 {
00196 DoCommandP(tile, 0, 0, CcPlaceSign, CMD_PLACE_SIGN | CMD_MSG(STR_2809_CAN_T_PLACE_SIGN_HERE));
00197 }
00198
00204 void InitializeSigns()
00205 {
00206 _total_signs = 0;
00207 _Sign_pool.CleanPool();
00208 _Sign_pool.AddBlockToPool();
00209 }
00210
00211 static const SaveLoad _sign_desc[] = {
00212 SLE_CONDVAR(Sign, name, SLE_NAME, 0, 83),
00213 SLE_CONDSTR(Sign, name, SLE_STR, 0, 84, SL_MAX_VERSION),
00214 SLE_CONDVAR(Sign, x, SLE_FILE_I16 | SLE_VAR_I32, 0, 4),
00215 SLE_CONDVAR(Sign, y, SLE_FILE_I16 | SLE_VAR_I32, 0, 4),
00216 SLE_CONDVAR(Sign, x, SLE_INT32, 5, SL_MAX_VERSION),
00217 SLE_CONDVAR(Sign, y, SLE_INT32, 5, SL_MAX_VERSION),
00218 SLE_CONDVAR(Sign, owner, SLE_UINT8, 6, SL_MAX_VERSION),
00219 SLE_VAR(Sign, z, SLE_UINT8),
00220 SLE_END()
00221 };
00222
00228 static void Save_SIGN()
00229 {
00230 Sign *si;
00231
00232 FOR_ALL_SIGNS(si) {
00233 SlSetArrayIndex(si->index);
00234 SlObject(si, _sign_desc);
00235 }
00236 }
00237
00243 static void Load_SIGN()
00244 {
00245 _total_signs = 0;
00246 int index;
00247 while ((index = SlIterateArray()) != -1) {
00248 Sign *si = new (index) Sign();
00249 SlObject(si, _sign_desc);
00250
00251 _total_signs++;
00252 }
00253
00254 _sign_sort_dirty = true;
00255 }
00256
00257 extern const ChunkHandler _sign_chunk_handlers[] = {
00258 { 'SIGN', Save_SIGN, Load_SIGN, CH_ARRAY | CH_LAST},
00259 };