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   1 /* w_util.c
   2  *
   3  * Micropolis, Unix Version.  This game was released for the Unix platform
   4  * in or about 1990 and has been modified for inclusion in the One Laptop
   5  * Per Child program.  Copyright (C) 1989 - 2007 Electronic Arts Inc.  If
   6  * you need assistance with this program, you may contact:
   7  *   http://wiki.laptop.org/go/Micropolis  or email  micropolis@laptop.org.
   8  *
   9  * This program is free software: you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation, either version 3 of the License, or (at
  12  * your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.  You should have received a
  18  * copy of the GNU General Public License along with this program.  If
  19  * not, see <http://www.gnu.org/licenses/>.
  20  *
  21  *             ADDITIONAL TERMS per GNU GPL Section 7
  22  *
  23  * No trademark or publicity rights are granted.  This license does NOT
  24  * give you any right, title or interest in the trademark SimCity or any
  25  * other Electronic Arts trademark.  You may not distribute any
  26  * modification of this program using the trademark SimCity or claim any
  27  * affliation or association with Electronic Arts Inc. or its employees.
  28  *
  29  * Any propagation or conveyance of this program must include this
  30  * copyright notice and these terms.
  31  *
  32  * If you convey this program (or any modifications of it) and assume
  33  * contractual liability for the program to recipients of it, you agree
  34  * to indemnify Electronic Arts for any liability that those contractual
  35  * assumptions impose on Electronic Arts.
  36  *
  37  * You may not misrepresent the origins of this program; modified
  38  * versions of the program must be marked as such and not identified as
  39  * the original program.
  40  *
  41  * This disclaimer supplements the one included in the General Public
  42  * License.  TO THE FULLEST EXTENT PERMISSIBLE UNDER APPLICABLE LAW, THIS
  43  * PROGRAM IS PROVIDED TO YOU "AS IS," WITH ALL FAULTS, WITHOUT WARRANTY
  44  * OF ANY KIND, AND YOUR USE IS AT YOUR SOLE RISK.  THE ENTIRE RISK OF
  45  * SATISFACTORY QUALITY AND PERFORMANCE RESIDES WITH YOU.  ELECTRONIC ARTS
  46  * DISCLAIMS ANY AND ALL EXPRESS, IMPLIED OR STATUTORY WARRANTIES,
  47  * INCLUDING IMPLIED WARRANTIES OF MERCHANTABILITY, SATISFACTORY QUALITY,
  48  * FITNESS FOR A PARTICULAR PURPOSE, NONINFRINGEMENT OF THIRD PARTY
  49  * RIGHTS, AND WARRANTIES (IF ANY) ARISING FROM A COURSE OF DEALING,
  50  * USAGE, OR TRADE PRACTICE.  ELECTRONIC ARTS DOES NOT WARRANT AGAINST
  51  * INTERFERENCE WITH YOUR ENJOYMENT OF THE PROGRAM; THAT THE PROGRAM WILL
  52  * MEET YOUR REQUIREMENTS; THAT OPERATION OF THE PROGRAM WILL BE
  53  * UNINTERRUPTED OR ERROR-FREE, OR THAT THE PROGRAM WILL BE COMPATIBLE
  54  * WITH THIRD PARTY SOFTWARE OR THAT ANY ERRORS IN THE PROGRAM WILL BE
  55  * CORRECTED.  NO ORAL OR WRITTEN ADVICE PROVIDED BY ELECTRONIC ARTS OR
  56  * ANY AUTHORIZED REPRESENTATIVE SHALL CREATE A WARRANTY.  SOME
  57  * JURISDICTIONS DO NOT ALLOW THE EXCLUSION OF OR LIMITATIONS ON IMPLIED
  58  * WARRANTIES OR THE LIMITATIONS ON THE APPLICABLE STATUTORY RIGHTS OF A
  59  * CONSUMER, SO SOME OR ALL OF THE ABOVE EXCLUSIONS AND LIMITATIONS MAY
  60  * NOT APPLY TO YOU.
  61  */
  62 #include "sim.h"
  63
  64 void UpdateGameLevel(void);
  65
  66
  67 /* comefrom: drawTaxesCollected incBoxValue decBoxValue drawCurrentFunds
  68              drawActualBox UpdateFunds updateCurrentCost */
  69 void
  70 makeDollarDecimalStr(char *numStr, char *dollarStr)
  71 {
  72   register short leftMostSet;
  73   short numOfDigits;
  74   short numOfChars;
  75   register short numOfCommas;
  76   register short dollarIndex = 0;
  77   register short numIndex = 0;
  78   register short x;
  79
  80   numOfDigits = strlen(numStr);
  81
  82   if (numOfDigits == 1) {
  83     dollarStr[0] = '$';
  84     dollarStr[1] = numStr[ 0 ];
  85     dollarStr[2] = 0;
  86     return;
  87   } else if (numOfDigits == 2) {
  88     dollarStr[0] = '$';
  89     dollarStr[1] = numStr[0];
  90     dollarStr[2] = numStr[1];
  91     dollarStr[3] = 0;
  92     return;
  93   } else if (numOfDigits == 3) {
  94     dollarStr[0] = '$';
  95     dollarStr[1] = numStr[0];
  96     dollarStr[2] = numStr[1];
  97     dollarStr[3] = numStr[2];
  98     dollarStr[4] = 0;
  99   } else {
 100     leftMostSet = numOfDigits % 3;
 101     if (leftMostSet == 0)
 102       leftMostSet = 3;
 103
 104     numOfCommas = (numOfDigits - 1) / 3;
 105
 106     /* add 1 for the dollar sign */
 107     numOfChars = numOfDigits + numOfCommas + 1;
 108
 109     dollarStr[numOfChars] = 0;
 110
 111     dollarStr[dollarIndex++] = '$';
 112
 113     for (x = 1; x <= leftMostSet; x++) {
 114       dollarStr[dollarIndex++] = numStr[numIndex++];
 115     }
 116
 117     for (x = 1; x <= numOfCommas; x++) {
 118       dollarStr[dollarIndex++] = ',';
 119       dollarStr[dollarIndex++] = numStr[numIndex++];
 120       dollarStr[dollarIndex++] = numStr[numIndex++];
 121       dollarStr[dollarIndex++] = numStr[numIndex++];
 122     }
 123   }
 124 }
 125
 126
 127 void
 128 Pause(void)
 129 {
 130   if (!sim_paused) {
 131     sim_paused_speed = SimMetaSpeed;
 132     setSpeed(0);
 133     sim_paused = 1;
 134   }
 135 }
 136
 137
 138 void
 139 Resume(void)
 140 {
 141   if (sim_paused) {
 142     sim_paused = 0;
 143     setSpeed(sim_paused_speed);
 144   }
 145 }
 146
 147
 148 void
 149 setSpeed(short speed)
 150 {
 151   if (speed < 0) speed = 0;
 152   else if (speed > 3) speed = 3;
 153
 154   SimMetaSpeed = speed;
 155
 156   if (sim_paused) {
 157     sim_paused_speed = SimMetaSpeed;
 158     speed = 0;
 159   }
 160
 161   SimSpeed = speed;
 162
 163   if (speed == 0) {
 164     StopMicropolisTimer();
 165   } else {
 166     StartMicropolisTimer();
 167   }
 168
 169   { char buf[256];
 170     sprintf(buf, "UISetSpeed %d", sim_paused ? 0 : SimMetaSpeed);
 171     Eval(buf);
 172   }
 173 }
 174
 175
 176 void
 177 setSkips(int skips)
 178 {
 179   sim_skips = skips;
 180   sim_skip = 0;
 181 }
 182
 183
 184 void
 185 SetGameLevelFunds(short level)
 186 {
 187   switch (level) {
 188   default:
 189   case 0:
 190     SetFunds(20000);
 191     SetGameLevel(0);
 192     break;
 193   case 1:
 194     SetFunds(10000);
 195     SetGameLevel(1);
 196     break;
 197   case 2:
 198     SetFunds(5000);
 199     SetGameLevel(2);
 200     break;
 201   }
 202 }
 203
 204
 205 void
 206 SetGameLevel(short level)
 207 {
 208   GameLevel = level;
 209   UpdateGameLevel();
 210 }
 211
 212
 213 void
 214 UpdateGameLevel(void)
 215 {
 216   char buf[256];
 217
 218   sprintf(buf, "UISetGameLevel %d", GameLevel);
 219   Eval(buf);
 220 }
 221
 222
 223 void
 224 setCityName(char *name)
 225 {
 226   char *cp = name;
 227
 228   while (*cp) {
 229     if (!isalnum(*cp))
 230       *cp = '_';
 231     cp++;
 232   }
 233   setAnyCityName(name);
 234 }
 235
 236
 237 void
 238 setAnyCityName(char *name)
 239 {
 240   char buf[1024];
 241
 242   CityName = name;
 243   sprintf(buf, "UISetCityName {%s}", CityName);
 244   Eval(buf);
 245 }
 246
 247
 248 void
 249 SetYear(int year)
 250 {
 251   // Must prevent year from going negative, since it screws up the non-floored modulo arithmetic.
 252   if (year < StartingYear) {
 253     year = StartingYear;
 254   }
 255
 256   year = (year - StartingYear) - (CityTime / 48);
 257   CityTime += year * 48;
 258   doTimeStuff();
 259 }
 260
 261
 262 int
 263 CurrentYear(void)
 264 {
 265   return (CityTime/48 + StartingYear);
 266 }
 267
 268
 269 void
 270 DoSetMapState(SimView *view, short state)
 271 {
 272   char buf[256];
 273
 274   view->map_state = state;
 275   view->invalid = 1;
 276   EventuallyRedrawView(view);
 277
 278   sprintf(buf, "UISetMapState %s %d", Tk_PathName(view->tkwin), state);
 279   Eval(buf);
 280 }
 281
 282
 283 void
 284 DoNewGame(void)
 285 {
 286   Eval("UINewGame");
 287 }
 288
 289
 290 void
 291 DoGeneratedCityImage(char *name, int time, int pop, char *class, int score)
 292 {
 293   /* XXX: TODO: print city */
 294 }
 295
 296
 297 void
 298 DoStartElmd()
 299 {
 300   /* XXX: TODO: start elm daemon */
 301 }
 302
 303
 304 void
 305 DoPopUpMessage(char *msg)
 306 {
 307   char buf[1024];
 308
 309   sprintf(buf, "UIPopUpMessage {%s}", msg);
 310   Eval(buf);
 311 }
 312
 313