src/common/Hero.cpp

   1 #include "Hero.h"
   2
   3 #include "Item.h"
   4 #include "LevelUp.h"
   5 #include "Spell.h"
   6 #include "Upgrade.h"
   7 #include "../graphics/Animation.h"
   8 #include "../graphics/Sprite.h"
   9 #include "../loader/Interpreter.h"
  10 #include "../loader/TypeDescription.h"
  11 #include "../map/Entity.h"
  12
  13 #include <cstring>
  14
  15 using graphics::Animation;
  16 using graphics::Sprite;
  17 using loader::FieldDescription;
  18 using loader::Interpreter;
  19 using loader::TypeDescription;
  20 using map::Entity;
  21 using std::memset;
  22 using std::vector;
  23
  24
  25 namespace common {
  26
  27 Hero::Hero()
  28 : name(0)
  29
  30 , maxHealth(0)
  31 , health(0)
  32 , maxMana(0)
  33 , mana(0)
  34 , ip(0)
  35
  36 , level(0)
  37 , experience(0)
  38 , levelLadder(0)
  39 , numLevels(0)
  40
  41 , useMask(0)
  42
  43 , battleSprite(0)
  44 , meleeAnimation(0)
  45 , attackAnimation(0)
  46 , spellAnimation(0) {
  47         memset(equipment, 0, sizeof(equipment));
  48 }
  49
  50
  51 void Hero::SubtractHealth(int amount) {
  52         if (amount > Health()) {
  53                 health = 0;
  54         } else {
  55                 health -= amount;
  56                 int ipGain(amount * 255 / health);
  57                 if (ip + ipGain > 255) {
  58                         ip = 255;
  59                 } else {
  60                         ip += ipGain;
  61                 }
  62         }
  63 }
  64
  65
  66 int Hero::NextLevel() const {
  67         int levelOffset(Level() - 1);
  68         if (levelOffset < numLevels) {
  69                 return levelLadder[levelOffset].Experience() - Experience();
  70         } else {
  71                 return 0;
  72         }
  73 }
  74
  75 void Hero::AddExperience(int exp, vector<Upgrade> &info) {
  76         if (level > numLevels) {
  77                 // don't award any experience if at highest level
  78                 info.push_back(Upgrade(
  79                                 name, Upgrade::LEVEL_NEXT, NextLevel()));
  80                 return;
  81         }
  82         int remain = exp;
  83         while (remain >= NextLevel()) {
  84                 const LevelUp &lup = levelLadder[level - 1];
  85                 int added = NextLevel();
  86                 experience += added;
  87                 remain -= added;
  88                 ++level;
  89                 maxHealth += lup.MaxHealth();
  90                 maxMana += lup.MaxMagic();
  91                 stats += lup;
  92
  93                 info.push_back(Upgrade(name, Upgrade::LEVEL_UP, level));
  94
  95                 if (lup.MaxHealth() > 0) {
  96                         info.push_back(Upgrade(name, Upgrade::MAX_HEALTH, lup.MaxHealth()));
  97                 }
  98                 if (lup.MaxMagic() > 0) {
  99                         info.push_back(Upgrade(name, Upgrade::MAX_MAGIC, lup.MaxMagic()));
 100                 }
 101                 if (lup.Attack() > 0) {
 102                         info.push_back(Upgrade(name, Upgrade::ATTACK, lup.Attack()));
 103                 }
 104                 if (lup.Defense() > 0) {
 105                         info.push_back(Upgrade(name, Upgrade::DEFENSE, lup.Defense()));
 106                 }
 107                 if (lup.Strength() > 0) {
 108                         info.push_back(Upgrade(name, Upgrade::STRENGTH, lup.Strength()));
 109                 }
 110                 if (lup.Agility() > 0) {
 111                         info.push_back(Upgrade(name, Upgrade::AGILITY, lup.Agility()));
 112                 }
 113                 if (lup.Intelligence() > 0) {
 114                         info.push_back(Upgrade(name, Upgrade::INTELLIGENCE, lup.Intelligence()));
 115                 }
 116                 if (lup.Gut() > 0) {
 117                         info.push_back(Upgrade(name, Upgrade::GUT, lup.Gut()));
 118                 }
 119                 if (lup.MagicResistance() > 0) {
 120                         info.push_back(Upgrade(name, Upgrade::MAGIC_RESISTANCE, lup.MagicResistance()));
 121                 }
 122
 123                 if (level > numLevels) {
 124                         info.push_back(Upgrade(
 125                                         name, Upgrade::LEVEL_NEXT, NextLevel()));
 126                         return;
 127                 }
 128         }
 129         experience += remain;
 130         info.push_back(Upgrade(
 131                         name, Upgrade::LEVEL_NEXT, NextLevel()));
 132 }
 133
 134
 135 bool Hero::CanEquip(const Item &item) const {
 136         return useMask & item.HeroMask();
 137 }
 138
 139 bool Hero::CanInvoke(const Spell &spell) const {
 140         return useMask & spell.HeroMask();
 141 }
 142
 143
 144 void Hero::CreateTypeDescription() {
 145         Hero h;
 146
 147         TypeDescription &td(TypeDescription::Create(TYPE_ID, "Hero"));
 148         td.SetConstructor(&Construct);
 149         td.SetSize(sizeof(Hero));
 150
 151         td.AddField("name", FieldDescription(((char *)&h.name) - ((char *)&h), Interpreter::STRING_ID).SetReferenced());
 152
 153         td.AddField("maxHealth", FieldDescription(((char *)&h.maxHealth) - ((char *)&h), Interpreter::NUMBER_ID));
 154         td.AddField("health", FieldDescription(((char *)&h.health) - ((char *)&h), Interpreter::NUMBER_ID));
 155         td.AddField("maxMana", FieldDescription(((char *)&h.maxMana) - ((char *)&h), Interpreter::NUMBER_ID));
 156         td.AddField("mana", FieldDescription(((char *)&h.mana) - ((char *)&h), Interpreter::NUMBER_ID));
 157         td.AddField("ip", FieldDescription(((char *)&h.ip) - ((char *)&h), Interpreter::NUMBER_ID));
 158
 159         td.AddField("stats", FieldDescription(((char *)&h.stats) - ((char *)&h), Stats::TYPE_ID));
 160
 161         td.AddField("level", FieldDescription(((char *)&h.level) - ((char *)&h), Interpreter::NUMBER_ID));
 162         td.AddField("ladder", FieldDescription(((char *)&h.levelLadder) - ((char *)&h), LevelUp::TYPE_ID).SetAggregate());
 163
 164         td.AddField("useMask", FieldDescription(((char *)&h.useMask) - ((char *)&h), Interpreter::NUMBER_ID));
 165
 166         td.AddField("battleSprite", FieldDescription(((char *)&h.battleSprite) - ((char *)&h), Sprite::TYPE_ID).SetReferenced().SetDescription("the sprite used for battle scenes"));
 167         td.AddField("attackAnimation", FieldDescription(((char *)&h.attackAnimation) - ((char *)&h), Animation::TYPE_ID).SetReferenced().SetDescription("the animation played for physical attacks"));
 168         td.AddField("spellAnimation", FieldDescription(((char *)&h.spellAnimation) - ((char *)&h), Animation::TYPE_ID).SetReferenced().SetDescription("the animation played for magical attacks"));
 169         td.AddField("meleeAnimation", FieldDescription(((char *)&h.meleeAnimation) - ((char *)&h), Animation::TYPE_ID).SetReferenced().SetDescription("the animation played on attacked monsters when the hero has no weapon"));
 170
 171         td.AddField("mapEntity", FieldDescription(((char *)&h.mapEntity) - ((char *)&h), Entity::TYPE_ID).SetDescription("the entity representing the hero on maps"));
 172 }
 173
 174 void Hero::Construct(void *data) {
 175         new (data) Hero;
 176 }
 177
 178 }