crawl-ref/source/mutation.h

   1 /*
   2  *  File:       mutation.cc
   3  *  Summary:    Functions for handling player mutations.
   4  *  Written by: Linley Henzell
   5  */
   6
   7
   8 #ifndef MUTATION_H
   9 #define MUTATION_H
  10
  11 #include <string>
  12
  13 class formatted_string;
  14
  15 struct body_facet_def
  16 {
  17     equipment_type eq;
  18     mutation_type mut;
  19     int level_lost;
  20 };
  21
  22 struct facet_def
  23 {
  24     int tier;
  25     mutation_type muts[3];
  26     int tiers[3];
  27 };
  28
  29 struct demon_mutation_info
  30 {
  31     mutation_type mut;
  32     int tier;
  33     int facet;
  34
  35     demon_mutation_info(mutation_type m, int t, int f)
  36         : mut(m), tier(t), facet(f) { }
  37 };
  38
  39 struct mutation_def
  40 {
  41     mutation_type mutation;
  42     short         rarity;    // Rarity of the mutation.
  43     short         levels;    // The number of levels of the mutation.
  44     bool          bad;       // A mutation that's more bad than good. Xom uses
  45                              // this to decide which mutations to hand out as
  46                              // rewards.
  47     bool          physical;  // A mutation affecting a character's outward
  48                              // appearance.
  49     const char*   short_desc;// What appears on the '%' screen.
  50     const char*   have[3];   // What appears on the 'A' screen.
  51     const char*   gain[3];   // Message when you gain the mutation.
  52     const char*   lose[3];   // Message when you lose the mutation.
  53     const char*   wizname;   // For gaining it in wizmode.
  54 };
  55
  56 void init_mut_index();
  57
  58 bool is_valid_mutation(mutation_type mut);
  59 bool is_body_facet(mutation_type mut);
  60 const mutation_def& get_mutation_def(mutation_type mut);
  61
  62 void fixup_mutations();
  63
  64 bool mutate(mutation_type which_mutation, bool failMsg = true,
  65             bool force_mutation = false, bool god_gift = false,
  66             bool stat_gain_potion = false, bool demonspawn = false);
  67
  68 inline bool give_bad_mutation(bool failMsg = true, bool force_mutation = false)
  69 {
  70     return (mutate(RANDOM_BAD_MUTATION, failMsg, force_mutation,
  71                    false, false, false));
  72 }
  73
  74 void display_mutations();
  75 bool mutation_is_fully_active(mutation_type mut);
  76 formatted_string describe_mutations();
  77
  78 bool delete_mutation(mutation_type which_mutation, bool failMsg = true,
  79                      bool force_mutation = false, bool god_gift = false,
  80                      bool disallow_mismatch = false);
  81
  82 bool delete_all_mutations();
  83
  84 std::string mutation_name(mutation_type which_mutat, int level = -1,
  85                           bool colour = false);
  86
  87 void roll_demonspawn_mutations();
  88
  89 bool perma_mutate(mutation_type which_mut, int how_much);
  90 int how_mutated(bool all = false, bool levels = false);
  91
  92 void check_demonic_guardian();
  93 void check_antennae_detect();
  94 int handle_pbd_corpses(bool do_rot);
  95
  96 #endif