battle.c

// battle.c
// All battle-related routines.
// Copyright (C)1997 BJ Eirich

#include <stdio.h>
#include "control.h"
#include "engine.h"
#include "keyboard.h"
#include "timer.h"
#include "vga.h"

extern *strbuf;
FILE *d;

char whotoattack()
{ unsigned char t1,t2;

  if (numchars==1) return partyidx[0]-1;

tryagain:
  t1=rand();
  t2=(255/numchars)+1;
  t1=(t1/t2);
  if (t1==numchars) goto tryagain;
  if (pstats[partyidx[t1]].status==1) goto tryagain;

  return partyidx[t1]-1;
}

int random(int min, int max)
{ int i;

rnd1:
  i=(rand() % (max+1));
  if ((i>=min) && (i<=max)) return i;
  else goto rnd1;
}

int getnum()
{ int i,tmin,tmax;

  fscanf(d,"%d",&tmin);
  fscanf(d,"%d",&tmax);
  i=random(tmin,tmax);
  return i;
}

int getsnum()
{ int i,tmin;

  fscanf(d,"%d",&tmin);
  i=tmin;
  return i;
}

void levelup (int chr)
{ int i,i2,i3,tmin,tmax,j;
  int alreadyhave;
  char *img;

  d=fopen("PARTY.DAT","r");
  fscanf(d,"%s",strbuf);
  for (i=0; i<=chr; i++)
      { fscanf(d,"%s",strbuf);
        fscanf(d,"%s",strbuf);
        fscanf(d,"%s",strbuf); }
  fclose(d);

  d=fopen(strbuf,"r");
  fgets(strbuf,99,d);
  fgets(strbuf,99,d);

  pstats[chr].lv++;
  for (i=0; i<pstats[chr].lv; i++)
      fgets(strbuf,99,d);

  fscanf(d,"%d",&pstats[chr].nxt);
  i=getnum();
  pstats[chr].maxhp+=i;
  pstats[chr].curhp+=i;
  i=getnum();
  pstats[chr].maxmp+=i;
  pstats[chr].curmp+=i;
  i=getnum();
  pstats[chr].str+=i;
  i=getnum();
  pstats[chr].end+=i;
  i=getnum();
  pstats[chr].mag+=i;
  i=getnum();
  pstats[chr].mgr+=i;
  i=getnum();
  pstats[chr].hit+=i;
  i=getnum();
  pstats[chr].dod+=i;
  i=getnum();
  pstats[chr].mbl+=i;
  i=getnum();
  pstats[chr].fer+=i;
  i=getnum();
  pstats[chr].rea+=i;

  i = getsnum();

  alreadyhave = 0;
  i3 = 0;

  while (i3 < 24)
  {
    if (i == pstats[chr].maginv[i3]) alreadyhave = 1;
    i3++;
  }

  if (!alreadyhave)
  {         
     img=magicicons+(magic[i].icon*256);
     while (!b1 && !b2 && !b4 && !b4)
     {
       drawmap();
       gotoxy (130, 86);
       strcpy (strbuf, pstats[chr].name);
       strcat (strbuf, " has learned");
       tmenubox (120, 80, 120+(strlen(strbuf)*10), 118);
       printstring (strbuf);
       tcopysprite(200,96,16,16,img);
       vgadump();
       readcontrols();
     }

     j=pstats[chr].magcnt;
     if (j!=24)
       {
         pstats[chr].maginv[j]=i;
         pstats[chr].magcnt++;
       }
     else pstats[chr].maginv[j-1]=i;       
   }
    
  fclose(d);

  UpdateEquipStats();
}

battle()
{ unsigned char t1;

  t1=whotoattack();

  if (pstats[t1].curhp<=2)
      pstats[t1].curhp=0;
  else
  { pstats[t1].curhp-=2;
    pstats[t1].exp+=2; }

  gp+=5;
  if (pstats[t1].curhp<1) pstats[t1].status=1;
  if (pstats[t1].nxt<=pstats[t1].exp) levelup(t1);
}