src/skill.c

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/* {{{
 * CalcRogue, a roguelike game for PCs, calculators and PDAs
 * Copyright (C) 2003 Jim Babcock
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 * }}} */
// skill.c

#include "crogue.h"
#define NUM_SKILL_LEVELS 10

static int marks_to_advance(int skill_num);

typedef struct skill_desc
{
    const char *skill_name;
} skill_desc;

typedef struct skill_level_desc
{
    schar hit_effect;
    schar damage_effect;
} skill_level_desc;

static skill_desc skill_descs[NUM_SKILLS+1] = {
        { ""                   },
        { gettext("bows")      },
        { gettext("crossbows") },
        { gettext("clubs")     },
        { gettext("daggers")   },
        { gettext("staves")    },
        { gettext("maces")     },
        { gettext("swords")    },
        { gettext("axes")      }
    };

static skill_level_desc skill_levels[NUM_SKILL_LEVELS] = {
        { -3,  -3  },
        { -1,  -1, },
        { 0,   0,  },
        { 1,   0,  },
        { 2,   0,  },
        { 3,   1,  },
        { 5,   1,  },
        { 7,   2,  },
        { 9,   2,  },
        { 11,  3,  },
    };

static int advancement_marks[NUM_SKILL_LEVELS] = {
        2,
        3,
        4,
        6,
        9,
        12,
        15,
        18,
        22,
        30
    };

//{{{
static int marks_to_advance(int skill_num)
{
    int level = w->plr.skill[skill_num];
    
    return advancement_marks[level] * w->playerclasses[w->plr.class].weapon_skill_factor;
}
//}}}
//{{{
// Note: The currently-wielded weapon is special, so this must be called AFTER
// inventory initialization
void init_skills(void)
{
    int i;
    for(i=0; i<=NUM_SKILLS; i++)
    {
        w->plr.skill_marks[i] = 0;
        w->plr.skill[i] = 0;
    }
    w->plr.skill[w->plr.extrinsic[STAT_WEAPON_TYPE]] = 2;
    for(i=0; i<=NUM_SKILLS; i++)
        w->plr.skill[i] += w->playerclasses[w->plr.class].weapon_skill_start;
}
//}}}
//{{{
void award_mark(void)
{
    int skill_num = w->plr.extrinsic[STAT_WEAPON_TYPE];
    
    if(!skill_num) return;
    
    w->plr.skill_marks[skill_num]++;
    
    if(w->plr.skill_marks[skill_num] > marks_to_advance(skill_num) && w->plr.skill[skill_num] < NUM_SKILL_LEVELS)
    {
        message(gettext("You improve your skill with %s to level %i."), skill_descs[skill_num], ++w->plr.skill[skill_num]);
        w->plr.skill_marks[skill_num] = 0;
        update_player();
    }
}
//}}}
//{{{
sint weapon_skill_attack(void)
{
    int skill_used = w->plr.extrinsic[STAT_WEAPON_TYPE];
    return skill_levels[w->plr.skill[skill_used]].hit_effect;
}
//}}}
//{{{
sint weapon_skill_damage(void)
{
    int skill_used = w->plr.extrinsic[STAT_WEAPON_TYPE];
    return skill_levels[w->plr.skill[skill_used]].damage_effect;
}
//}}}
//{{{
void print_skills(char *buf)
{
    int i;
    for(i=1; i<=NUM_SKILLS; i++)
        catprintf(buf, "%s\t%i\n", skill_descs[i].skill_name, w->plr.skill[i]);
}
//}}}

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