git.zerfleddert.de Git - micropolis/blob - src/sim/w_update.c

   1 /* w_update.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
  65 short MustUpdateFunds;
  66 short MustUpdateOptions;
  67 QUAD LastCityTime;
  68 QUAD LastCityYear;
  69 QUAD LastCityMonth;
  70 QUAD LastFunds;
  71 QUAD LastR, LastC, LastI;
  72
  73 void UpdateOptionsMenu(int options);
  74 void updateOptions(void);
  75 void SetDemand(double r, double c, double i);
  76 void drawValve(void);
  77 void showValves(void);
  78 void updateDate(void);
  79 void ReallyUpdateFunds(void);
  80
  81 char *dateStr[12] = {
  82   "Jan", "Feb", "Mar", "Apr", "May", "Jun",
  83   "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
  84 };
  85
  86
  87 void DoUpdateHeads(void)
  88 {
  89   showValves();
  90   doTimeStuff();
  91   ReallyUpdateFunds();
  92   updateOptions();
  93 }
  94
  95
  96 void UpdateEditors(void)
  97 {
  98   InvalidateEditors();
  99   DoUpdateHeads();
 100 }
 101
 102
 103 void UpdateMaps(void)
 104 {
 105   InvalidateMaps();
 106 }
 107
 108
 109 void UpdateGraphs(void)
 110 {
 111   ChangeCensus();
 112 }
 113
 114
 115 void UpdateEvaluation(void)
 116 {
 117   ChangeEval();
 118 }
 119
 120
 121 void UpdateHeads(void)
 122 {
 123   MustUpdateFunds = ValveFlag = 1;
 124   LastCityTime = LastCityYear = LastCityMonth = LastFunds = LastR = -999999;
 125   DoUpdateHeads();
 126 }
 127
 128 void
 129 UpdateFunds(void)
 130 {
 131   MustUpdateFunds = 1;
 132 //  Kick();
 133 }
 134
 135
 136 void
 137 ReallyUpdateFunds(void)
 138 {
 139   char localStr[256], dollarStr[256], buf[256];
 140
 141   if (!MustUpdateFunds) return;
 142
 143   MustUpdateFunds = 0;
 144
 145   if (TotalFunds < 0) TotalFunds = 0;
 146
 147   if (TotalFunds != LastFunds) {
 148     LastFunds = TotalFunds;
 149     sprintf(localStr, "%ld", TotalFunds);
 150     makeDollarDecimalStr(localStr, dollarStr);
 151
 152     sprintf(localStr, "Funds: %s", dollarStr);
 153
 154     sprintf(buf, "UISetFunds {%s}", localStr);
 155     Eval(buf);
 156   }
 157 }
 158
 159
 160 void
 161 doTimeStuff(void)
 162 {
 163 //  if ((CityTime >> 2) != LastCityTime) {
 164     updateDate();
 165 //  }
 166 }
 167
 168
 169 void
 170 updateDate(void)
 171 {
 172   int y;
 173   int m;
 174   char str[256], buf[256];
 175   int megalinium = 1000000;
 176
 177   LastCityTime = CityTime >> 2;
 178
 179   y = ((int)CityTime / 48) + (int)StartingYear;
 180   m = ((int)CityTime % 48) >> 2;
 181
 182   if (y >= megalinium) {
 183     SetYear(StartingYear);
 184     y = StartingYear;
 185     SendMes(-40);
 186   }
 187
 188   doMessage();
 189
 190   if ((LastCityYear != y) ||
 191       (LastCityMonth != m)) {
 192
 193     LastCityYear = y;
 194     LastCityMonth = m;
 195
 196     sprintf(str, "%s %d", dateStr[m], y);
 197
 198     sprintf(buf,
 199             "UISetDate {%s} %d %d",
 200             str, m, y);
 201     Eval(buf);
 202   }
 203 }
 204
 205
 206 void
 207 showValves(void)
 208 {
 209   if (ValveFlag) {
 210     drawValve();
 211     ValveFlag = 0;
 212   }
 213 }
 214
 215
 216 void
 217 drawValve(void)
 218 {
 219   double r, c, i;
 220
 221   r = RValve;
 222   if (r < -1500) r = -1500;
 223   if (r > 1500) r = 1500;
 224
 225   c = CValve;
 226   if (c < -1500) c = -1500;
 227   if (c > 1500) c = 1500;
 228
 229   i = IValve;
 230   if (i < -1500) i = -1500;
 231   if (i > 1500) i = 1500;
 232
 233   if ((r != LastR) ||
 234       (c != LastC) ||
 235       (i != LastI)) {
 236     LastR = r;
 237     LastC = c;
 238     LastI = i;
 239     SetDemand(r, c, i);
 240   }
 241 }
 242
 243
 244 void
 245 SetDemand(double r, double c, double i)
 246 {
 247   char buf[256];
 248
 249   sprintf(buf, "UISetDemand %d %d %d",
 250           (int)(r / 100), (int)(c / 100), (int)(i / 100));
 251   Eval(buf);
 252 }
 253
 254
 255 void
 256 updateOptions(void)
 257 {
 258   int options;
 259
 260   if (MustUpdateOptions) {
 261     options = 0;
 262     if (autoBudget)     options |= 1;
 263     if (autoGo)         options |= 2;
 264     if (autoBulldoze)   options |= 4;
 265     if (!NoDisasters)   options |= 8;
 266     if (UserSoundOn)    options |= 16;
 267     if (DoAnimation)    options |= 32;
 268     if (DoMessages)     options |= 64;
 269     if (DoNotices)      options |= 128;
 270
 271     MustUpdateOptions = 0;
 272     UpdateOptionsMenu(options);
 273   }
 274 }
 275
 276
 277 void
 278 UpdateOptionsMenu(int options)
 279 {
 280   char buf[256];
 281   sprintf(buf, "UISetOptions %d %d %d %d %d %d %d %d",
 282           (options&1)?1:0, (options&2)?1:0,
 283           (options&4)?1:0, (options&8)?1:0,
 284           (options&16)?1:0, (options&32)?1:0,
 285           (options&64)?1:0, (options&128)?1:0);
 286   Eval(buf);
 287 }
 288
 289