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Diffstat (limited to 'engines/xeen/item.cpp')
| -rw-r--r-- | engines/xeen/item.cpp | 658 |
1 files changed, 658 insertions, 0 deletions
diff --git a/engines/xeen/item.cpp b/engines/xeen/item.cpp new file mode 100644 index 0000000000..722c2497eb --- /dev/null +++ b/engines/xeen/item.cpp @@ -0,0 +1,658 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "xeen/item.h" +#include "xeen/resources.h" +#include "xeen/xeen.h" +#include "xeen/dialogs/dialogs_query.h" + +namespace Xeen { + +XeenItem::XeenItem() { + clear(); +} + +void XeenItem::clear() { + _material = _id = _bonusFlags = 0; + _frame = 0; +} + +void XeenItem::synchronize(Common::Serializer &s) { + s.syncAsByte(_material); + s.syncAsByte(_id); + s.syncAsByte(_bonusFlags); + s.syncAsByte(_frame); +} + +ElementalCategory XeenItem::getElementalCategory() const { + int idx; + for (idx = 0; Res.ELEMENTAL_CATEGORIES[idx] < _material; ++idx) + ; + + return (ElementalCategory)idx; +} + +AttributeCategory XeenItem::getAttributeCategory() const { + int m = _material - 59; + int idx; + for (idx = 0; Res.ATTRIBUTE_CATEGORIES[idx] < m; ++idx) + ; + + return (AttributeCategory)idx; +} + +const char *XeenItem::getItemName(ItemCategory category, uint id) { + if (id < 82) + return Res.ITEM_NAMES[category][id]; + + switch (category) { + case CATEGORY_WEAPON: + return Res.QUEST_ITEM_NAMES[id - 82]; + + case CATEGORY_ARMOR: + return Res.QUEST_ITEM_NAMES[id - 82 + 35]; + + case CATEGORY_ACCESSORY: + return Res.QUEST_ITEM_NAMES[id - 82 + 35 + 14]; + + default: + return Res.QUEST_ITEM_NAMES[id - 82 + 35 + 14 + 11]; + } +} + +/*------------------------------------------------------------------------*/ + +InventoryItems::InventoryItems(Character *character, ItemCategory category): + _character(character), _category(category) { + resize(INV_ITEMS_TOTAL); + + _names = Res.ITEM_NAMES[category]; +} + +void InventoryItems::clear() { + for (uint idx = 0; idx < size(); ++idx) + operator[](idx).clear(); +} + +bool InventoryItems::passRestrictions(int itemId, bool showError) const { + CharacterClass charClass = _character->_class; + + switch (charClass) { + case CLASS_KNIGHT: + case CLASS_PALADIN: + return true; + + case CLASS_ARCHER: + case CLASS_CLERIC: + case CLASS_SORCERER: + case CLASS_ROBBER: + case CLASS_NINJA: + case CLASS_BARBARIAN: + case CLASS_DRUID: + case CLASS_RANGER: { + if (!(Res.ITEM_RESTRICTIONS[itemId + Res.RESTRICTION_OFFSETS[_category]] & + (1 << (charClass - CLASS_ARCHER)))) + return true; + break; + } + + default: + break; + } + + Common::String name = _names[itemId]; + if (showError) { + Common::String msg = Common::String::format(Res.NOT_PROFICIENT, + Res.CLASS_NAMES[charClass], name.c_str()); + ErrorScroll::show(Party::_vm, msg, WT_FREEZE_WAIT); + } + + return false; +} + +Common::String InventoryItems::getName(int itemIndex) { + int id = operator[](itemIndex)._id; + return _names[id]; +} + +Common::String InventoryItems::getIdentifiedDetails(int itemIndex) { + XeenItem &item = operator[](itemIndex); + + Common::String classes; + for (int charClass = CLASS_KNIGHT; charClass <= CLASS_RANGER; ++charClass) { + if (passRestrictions(charClass, true)) { + const char *const name = Res.CLASS_NAMES[charClass]; + classes += name[0]; + classes += name[1]; + classes += " "; + } + } + if (classes.size() == 30) + classes = Res.ALL; + + return getAttributes(item, classes); +} + +bool InventoryItems::discardItem(int itemIndex) { + XeenItem &item = operator[](itemIndex); + XeenEngine *vm = Party::_vm; + + if (item._bonusFlags & ITEMFLAG_CURSED) { + ErrorScroll::show(vm, Res.CANNOT_DISCARD_CURSED_ITEM); + } else { + Common::String itemDesc = getFullDescription(itemIndex, 4); + Common::String msg = Common::String::format(Res.PERMANENTLY_DISCARD, itemDesc.c_str()); + + if (Confirm::show(vm, msg)) { + operator[](itemIndex).clear(); + sort(); + + return true; + } + } + + return true; +} + +void InventoryItems::sort() { + for (uint idx = 0; idx < size(); ++idx) { + if (operator[](idx)._id == 0) { + // Found empty slot + operator[](idx).clear(); + + // Scan through the rest of the list to find any item + for (uint idx2 = idx + 1; idx2 < size(); ++idx2) { + if (operator[](idx2)._id) { + // Found an item, so move it into the blank slot + operator[](idx) = operator[](idx2); + operator[](idx2).clear(); + break; + } + } + } + } +} + +void InventoryItems::removeItem(int itemIndex) { + XeenItem &item = operator[](itemIndex); + XeenEngine *vm = Party::_vm; + + if (item._bonusFlags & ITEMFLAG_CURSED) + ErrorScroll::show(vm, Res.CANNOT_REMOVE_CURSED_ITEM); + else + item._frame = 0; +} + +XeenEngine *InventoryItems::getVm() { + return Party::_vm; +} + +void InventoryItems::equipError(int itemIndex1, ItemCategory category1, int itemIndex2, + ItemCategory category2) { + XeenEngine *vm = Party::_vm; + + if (itemIndex1 >= 0) { + Common::String itemName1 = _character->_items[category1].getName(itemIndex1); + Common::String itemName2 = _character->_items[category2].getName(itemIndex2); + + MessageDialog::show(vm, Common::String::format(Res.REMOVE_X_TO_EQUIP_Y, + itemName1.c_str(), itemName2.c_str())); + } else { + MessageDialog::show(vm, Common::String::format(Res.EQUIPPED_ALL_YOU_CAN, + (itemIndex1 == -1) ? Res.RING : Res.MEDAL)); + } +} + +void InventoryItems::enchantItem(int itemIndex, int amount) { + XeenEngine *vm = Party::_vm; + vm->_sound->playFX(21); + ErrorScroll::show(vm, Common::String::format(Res.NOT_ENCHANTABLE, Res.SPELL_FAILED)); +} + +bool InventoryItems::isFull() const { + return operator[](size() - 1)._id != 0; +} + +/*------------------------------------------------------------------------*/ + +void WeaponItems::equipItem(int itemIndex) { + XeenItem &item = operator[](itemIndex); + + if (item._id <= 17) { + if (passRestrictions(item._id, false)) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 13 || i._frame == 1) { + equipError(itemIndex, CATEGORY_WEAPON, idx, CATEGORY_WEAPON); + return; + } + } + + item._frame = 1; + } + } else if (item._id >= 30 && item._id <= 33) { + if (passRestrictions(item._id, false)) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 4) { + equipError(itemIndex, CATEGORY_WEAPON, idx, CATEGORY_WEAPON); + return; + } + } + + item._frame = 4; + } + } else { + if (passRestrictions(item._id, false)) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 13 || i._frame == 1) { + equipError(itemIndex, CATEGORY_WEAPON, idx, CATEGORY_WEAPON); + return; + } + } + + for (uint idx = 0; idx < _character->_armor.size(); ++idx) { + XeenItem &i = _character->_armor[idx]; + if (i._frame == 2) { + equipError(itemIndex, CATEGORY_WEAPON, idx, CATEGORY_ARMOR); + return; + } + } + + item._frame = 13; + } + } +} + +Common::String WeaponItems::getFullDescription(int itemIndex, int displayNum) { + XeenItem &i = operator[](itemIndex); + Resources &res = *getVm()->_resources; + + return Common::String::format("\f%02u%s%s%s\f%02u%s%s%s", displayNum, + !i._bonusFlags ? res._maeNames[i._material].c_str() : "", + (i._bonusFlags & ITEMFLAG_BROKEN) ? Res.ITEM_BROKEN : "", + (i._bonusFlags & ITEMFLAG_CURSED) ? Res.ITEM_CURSED : "", + displayNum, + Res.WEAPON_NAMES[i._id], + !i._bonusFlags ? "" : Res.BONUS_NAMES[i._bonusFlags & ITEMFLAG_BONUS_MASK], + (i._bonusFlags & (ITEMFLAG_BROKEN | ITEMFLAG_CURSED)) || + !i._bonusFlags ? "\b " : "" + ); +} + +void WeaponItems::enchantItem(int itemIndex, int amount) { + Sound &sound = *getVm()->_sound; + XeenItem &item = operator[](itemIndex); + Character tempCharacter; + + if (item._material == 0 && item._bonusFlags == 0 && item._id != 34) { + tempCharacter.makeItem(amount, 0, 1); + XeenItem &tempItem = tempCharacter._weapons[0]; + + item._material = tempItem._material; + item._bonusFlags = tempItem._bonusFlags; + sound.playFX(19); + } else { + InventoryItems::enchantItem(itemIndex, amount); + } +} + +Common::String WeaponItems::getAttributes(XeenItem &item, const Common::String &classes) { + Common::String attrBonus, elemDamage, physDamage, toHit, specialPower; + attrBonus = elemDamage = physDamage = toHit = specialPower = Res.FIELD_NONE; + + // First calculate physical damage + int minVal = Res.WEAPON_DAMAGE_BASE[item._id]; + int maxVal = minVal * Res.WEAPON_DAMAGE_MULTIPLIER[item._id]; + + if (item._material >= 37 && item._material <= 58) { + minVal += Res.METAL_DAMAGE[item._material - 37]; + maxVal += Res.METAL_DAMAGE[item._material - 37]; + toHit = Common::String::format("%+d", Res.METAL_DAMAGE_PERCENT[item._material - 37]); + } + + physDamage = Common::String::format(Res.DAMAGE_X_TO_Y, minVal, maxVal); + + // Next handle elemental/attribute damage + if (item._material < 37) { + int damage = Res.ELEMENTAL_DAMAGE[item._material]; + if (damage > 0) { + ElementalCategory elemCategory = item.getElementalCategory(); + elemDamage = Common::String::format(Res.ELEMENTAL_XY_DAMAGE, + damage, Res.ELEMENTAL_NAMES[elemCategory]); + } + } else if (item._material >= 59) { + int bonus = Res.ATTRIBUTE_BONUSES[item._material - 59]; + AttributeCategory attrCategory = item.getAttributeCategory(); + attrBonus = Common::String::format(Res.ATTR_XY_BONUS, bonus, + Res.ATTRIBUTE_NAMES[attrCategory]); + } + + // Handle weapon effective against + int effective = item._bonusFlags & ITEMFLAG_BONUS_MASK; + if (effective) { + specialPower = Common::String::format(Res.EFFECTIVE_AGAINST, + Res.EFFECTIVENESS_NAMES[effective]); + } + + return Common::String::format(Res.ITEM_DETAILS, classes.c_str(), + toHit.c_str(), physDamage.c_str(), elemDamage.c_str(), + Res.FIELD_NONE, Res.FIELD_NONE, attrBonus.c_str(), specialPower.c_str() + ); +} + +/*------------------------------------------------------------------------*/ + +void ArmorItems::equipItem(int itemIndex) { + XeenItem &item = operator[](itemIndex); + + if (item._id <= 7) { + if (passRestrictions(item._id, false)) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 9) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_ARMOR); + return; + } + } + + item._frame = 3; + } + } else if (item._id == 8) { + if (passRestrictions(item._id, false)) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 2) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_ARMOR); + return; + } + } + + for (uint idx = 0; idx < _character->_weapons.size(); ++idx) { + XeenItem &i = _character->_weapons[idx]; + if (i._frame == 13) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_WEAPON); + return; + } + } + + item._frame = 2; + } + } else if (item._id == 9) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 5) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_ARMOR); + return; + } + } + + item._frame = 5; + } else if (item._id == 10) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 9) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_ARMOR); + return; + } + } + + item._frame = 9; + } else if (item._id <= 12) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 10) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_ARMOR); + return; + } + } + + item._frame = 10; + } else { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 6) { + equipError(itemIndex, CATEGORY_ARMOR, idx, CATEGORY_ARMOR); + return; + } + } + + item._frame = 6; + } +} + +Common::String ArmorItems::getFullDescription(int itemIndex, int displayNum) { + XeenItem &i = operator[](itemIndex); + Resources &res = *getVm()->_resources; + + return Common::String::format("\f%02u%s%s%s\f%02u%s%s", displayNum, + !i._bonusFlags ? "" : res._maeNames[i._material].c_str(), + (i._bonusFlags & ITEMFLAG_BROKEN) ? Res.ITEM_BROKEN : "", + (i._bonusFlags & ITEMFLAG_CURSED) ? Res.ITEM_CURSED : "", + displayNum, + Res.ARMOR_NAMES[i._id], + (i._bonusFlags & (ITEMFLAG_BROKEN | ITEMFLAG_CURSED)) || + !i._bonusFlags ? "\b " : "" + ); +} + +void ArmorItems::enchantItem(int itemIndex, int amount) { + Sound &sound = *getVm()->_sound; + XeenItem &item = operator[](itemIndex); + Character tempCharacter; + + if (item._material == 0 && item._bonusFlags == 0) { + tempCharacter.makeItem(amount, 0, 2); + XeenItem &tempItem = tempCharacter._armor[0]; + + item._material = tempItem._material; + item._bonusFlags = tempItem._bonusFlags; + sound.playFX(19); + } else { + InventoryItems::enchantItem(itemIndex, amount); + } +} + +Common::String ArmorItems::getAttributes(XeenItem &item, const Common::String &classes) { + Common::String elemResist, attrBonus, acBonus; + elemResist = attrBonus = acBonus = Res.FIELD_NONE; + + if (item._material < 36) { + int resistence = Res.ELEMENTAL_RESISTENCES[item._material]; + if (resistence > 0) { + int eCategory = ELEM_FIRE; + while (eCategory < ELEM_MAGIC && Res.ELEMENTAL_CATEGORIES[eCategory] < item._material) + ++eCategory; + + elemResist = Common::String::format(Res.ATTR_XY_BONUS, resistence, + Res.ELEMENTAL_NAMES[eCategory]); + } + } else if (item._material >= 59) { + int bonus = Res.ATTRIBUTE_BONUSES[item._material - 59]; + AttributeCategory aCategory = item.getAttributeCategory(); + attrBonus = Common::String::format(Res.ATTR_XY_BONUS, bonus, + Res.ATTRIBUTE_NAMES[aCategory]); + } + + int strength = Res.ARMOR_STRENGTHS[item._id]; + if (item._material >= 37 && item._material <= 58) { + strength += Res.METAL_LAC[item._material - 37]; + } + acBonus = Common::String::format("%+d", strength); + + return Common::String::format(Res.ITEM_DETAILS, classes.c_str(), + Res.FIELD_NONE, Res.FIELD_NONE, Res.FIELD_NONE, + elemResist.c_str(), acBonus.c_str(), attrBonus.c_str(), Res.FIELD_NONE); +} + +void AccessoryItems::equipItem(int itemIndex) { + XeenItem &item = operator[](itemIndex); + + if (item._id == 1) { + int count = 0; + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 8) + ++count; + } + + if (count <= 1) + item._frame = 8; + else + equipError(-1, CATEGORY_ACCESSORY, itemIndex, CATEGORY_ACCESSORY); + } else if (item._id == 2) { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 12) { + equipError(itemIndex, CATEGORY_ACCESSORY, idx, CATEGORY_ACCESSORY); + return; + } + } + } else if (item._id <= 7) { + int count = 0; + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 7) + ++count; + } + + if (count <= 1) + item._frame = 7; + else + equipError(-2, CATEGORY_ACCESSORY, itemIndex, CATEGORY_ACCESSORY); + } else { + for (uint idx = 0; idx < size(); ++idx) { + XeenItem &i = operator[](idx); + if (i._frame == 11) { + equipError(itemIndex, CATEGORY_ACCESSORY, idx, CATEGORY_ACCESSORY); + return; + } + } + + item._frame = 11; + } +} + +Common::String AccessoryItems::getFullDescription(int itemIndex, int displayNum) { + XeenItem &i = operator[](itemIndex); + Resources &res = *getVm()->_resources; + + return Common::String::format("\f%02u%s%s%s\f%02u%s%s", displayNum, + !i._bonusFlags ? "" : res._maeNames[i._material].c_str(), + (i._bonusFlags & ITEMFLAG_BROKEN) ? Res.ITEM_BROKEN : "", + (i._bonusFlags & ITEMFLAG_CURSED) ? Res.ITEM_CURSED : "", + displayNum, + Res.ARMOR_NAMES[i._id], + (i._bonusFlags & (ITEMFLAG_BROKEN | ITEMFLAG_CURSED)) || + !i._bonusFlags ? "\b " : "" + ); +} + +/* +* Returns a text string listing all the stats/attributes of a given item +*/ +Common::String AccessoryItems::getAttributes(XeenItem &item, const Common::String &classes) { + Common::String elemResist, attrBonus; + elemResist = attrBonus = Res.FIELD_NONE; + + if (item._material < 36) { + int resistence = Res.ELEMENTAL_RESISTENCES[item._material]; + if (resistence > 0) { + int eCategory = ELEM_FIRE; + while (eCategory < ELEM_MAGIC && Res.ELEMENTAL_CATEGORIES[eCategory] < item._material) + ++eCategory; + + elemResist = Common::String::format(Res.ATTR_XY_BONUS, resistence, + Res.ELEMENTAL_NAMES[eCategory]); + } + } else if (item._material >= 59) { + int bonus = Res.ATTRIBUTE_BONUSES[item._material - 59]; + AttributeCategory aCategory = item.getAttributeCategory(); + attrBonus = Common::String::format(Res.ATTR_XY_BONUS, bonus, + Res.ATTRIBUTE_NAMES[aCategory]); + } + + return Common::String::format(Res.ITEM_DETAILS, classes.c_str(), + Res.FIELD_NONE, Res.FIELD_NONE, Res.FIELD_NONE, + elemResist.c_str(), Res.FIELD_NONE, attrBonus.c_str(), Res.FIELD_NONE); +} + +/*------------------------------------------------------------------------*/ + +Common::String MiscItems::getFullDescription(int itemIndex, int displayNum) { + XeenItem &i = operator[](itemIndex); + Resources &res = *getVm()->_resources; + + return Common::String::format("\f%02u%s%s%s\f%02u%s%s", displayNum, + !i._bonusFlags ? "" : res._maeNames[i._material].c_str(), + (i._bonusFlags & ITEMFLAG_BROKEN) ? Res.ITEM_BROKEN : "", + (i._bonusFlags & ITEMFLAG_CURSED) ? Res.ITEM_CURSED : "", + displayNum, + Res.ARMOR_NAMES[i._id], + (i._bonusFlags & (ITEMFLAG_BROKEN | ITEMFLAG_CURSED)) || + !i._id ? "\b " : "" + ); +} + +Common::String MiscItems::getAttributes(XeenItem &item, const Common::String &classes) { + Common::String specialPower = Res.FIELD_NONE; + Spells &spells = *getVm()->_spells; + + if (item._id) { + specialPower = spells._spellNames[Res.MISC_SPELL_INDEX[item._id]]; + } + + return Common::String::format(Res.ITEM_DETAILS, classes.c_str(), + Res.FIELD_NONE, Res.FIELD_NONE, Res.FIELD_NONE, Res.FIELD_NONE, Res.FIELD_NONE, + Res.FIELD_NONE, specialPower.c_str()); +} +/*------------------------------------------------------------------------*/ + +InventoryItemsGroup::InventoryItemsGroup(InventoryItems &weapons, InventoryItems &armor, + InventoryItems &accessories, InventoryItems &misc) { + _itemSets[0] = &weapons; + _itemSets[1] = &armor; + _itemSets[2] = &accessories; + _itemSets[3] = &misc; +} + +InventoryItems &InventoryItemsGroup::operator[](ItemCategory category) { + return *_itemSets[category]; +} + +void InventoryItemsGroup::breakAllItems() { + for (int idx = 0; idx < INV_ITEMS_TOTAL; ++idx) { + if ((*_itemSets[0])[idx]._id != 34) { + (*_itemSets[0])[idx]._bonusFlags |= ITEMFLAG_BROKEN; + (*_itemSets[0])[idx]._frame = 0; + } + + (*_itemSets[1])[idx]._bonusFlags |= ITEMFLAG_BROKEN; + (*_itemSets[2])[idx]._bonusFlags |= ITEMFLAG_BROKEN; + (*_itemSets[3])[idx]._bonusFlags |= ITEMFLAG_BROKEN; + (*_itemSets[1])[idx]._frame = 0; + (*_itemSets[2])[idx]._frame = 0; + } +} + +} // End of namespace Xeen |