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Diffstat (limited to 'engines/sherlock/inventory.cpp')
| -rw-r--r-- | engines/sherlock/inventory.cpp | 246 |
1 files changed, 246 insertions, 0 deletions
diff --git a/engines/sherlock/inventory.cpp b/engines/sherlock/inventory.cpp new file mode 100644 index 0000000000..d0982542f2 --- /dev/null +++ b/engines/sherlock/inventory.cpp @@ -0,0 +1,246 @@ +/* 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 "sherlock/inventory.h" +#include "sherlock/sherlock.h" +#include "sherlock/scalpel/scalpel_inventory.h" +#include "sherlock/scalpel/scalpel_user_interface.h" +#include "sherlock/tattoo/tattoo_inventory.h" + +namespace Sherlock { + +InventoryItem::InventoryItem(int requiredFlag, const Common::String &name, + const Common::String &description, const Common::String &examine) : + _requiredFlag(requiredFlag), _requiredFlag1(0), _name(name), _description(description), + _examine(examine), _lookFlag(0) { +} + +InventoryItem::InventoryItem(int requiredFlag, const Common::String &name, + const Common::String &description, const Common::String &examine, const Common::String &verbName) : + _requiredFlag(requiredFlag), _requiredFlag1(0), _name(name), _description(description), + _examine(examine), _lookFlag(0) { + _verb._verb = verbName; +} + +void InventoryItem::synchronize(Serializer &s) { + s.syncAsSint16LE(_requiredFlag); + s.syncAsSint16LE(_lookFlag); + s.syncString(_name); + s.syncString(_description); + s.syncString(_examine); + _verb.synchronize(s); +} + +/*----------------------------------------------------------------*/ + +Inventory *Inventory::init(SherlockEngine *vm) { + if (vm->getGameID() == GType_SerratedScalpel) + return new Scalpel::ScalpelInventory(vm); + else + return new Tattoo::TattooInventory(vm); +} + +Inventory::Inventory(SherlockEngine *vm) : Common::Array<InventoryItem>(), _vm(vm) { + _invGraphicsLoaded = false; + _invIndex = 0; + _holdings = 0; + _invMode = INVMODE_EXIT; +} + +Inventory::~Inventory() { + freeGraphics(); +} + +void Inventory::freeInv() { + freeGraphics(); + + _names.clear(); + _invGraphicsLoaded = false; +} + +void Inventory::freeGraphics() { + int count = _invShapes.size(); + for (int idx = 0; idx < count; ++idx) + delete _invShapes[idx]; + _invShapes.clear(); + _invShapes.resize(count); + + _invGraphicsLoaded = false; +} + +void Inventory::loadGraphics() { + if (_invGraphicsLoaded) + return; + + for (int idx = _invIndex; (idx < _holdings) && (idx - _invIndex) < (int)_invShapes.size(); ++idx) { + // Get the name of the item to be displayed, figure out its accompanying + // .VGS file with its picture, and then load it + int invNum = findInv((*this)[idx]._name); + Common::String filename = Common::String::format("item%02d.vgs", invNum + 1); + + if (!IS_3DO) { + // PC + _invShapes[idx - _invIndex] = new ImageFile(filename); + } else { + _invShapes[idx - _invIndex] = new ImageFile3DO(filename, kImageFile3DOType_RoomFormat); + } + } + + _invGraphicsLoaded = true; +} + +int Inventory::findInv(const Common::String &name) { + for (int idx = 0; idx < (int)_names.size(); ++idx) { + if (name.equalsIgnoreCase(_names[idx])) + return idx; + } + + // Couldn't find the desired item + error("Couldn't find inventory item - %s", name.c_str()); +} + +int Inventory::putNameInInventory(const Common::String &name) { + Scene &scene = *_vm->_scene; + int matches = 0; + + for (uint idx = 0; idx < scene._bgShapes.size(); ++idx) { + Object &o = scene._bgShapes[idx]; + if (name.equalsIgnoreCase(o._name) && o._type != INVALID) { + putItemInInventory(o); + ++matches; + } + } + + return matches; +} + +int Inventory::putItemInInventory(Object &obj) { + Scene &scene = *_vm->_scene; + int matches = 0; + bool pickupFound = false; + + if (obj._pickupFlag) + _vm->setFlags(obj._pickupFlag); + + for (int useNum = 0; useNum < USE_COUNT; ++useNum) { + if (obj._use[useNum]._target.equalsIgnoreCase("*PICKUP*")) { + pickupFound = true; + + for (int namesNum = 0; namesNum < NAMES_COUNT; ++namesNum) { + for (uint bgNum = 0; bgNum < scene._bgShapes.size(); ++bgNum) { + Object &bgObj = scene._bgShapes[bgNum]; + if (obj._use[useNum]._names[namesNum].equalsIgnoreCase(bgObj._name)) { + copyToInventory(bgObj); + if (bgObj._pickupFlag) + _vm->setFlags(bgObj._pickupFlag); + + if (bgObj._type == ACTIVE_BG_SHAPE || bgObj._type == NO_SHAPE || bgObj._type == HIDE_SHAPE) { + if (bgObj._imageFrame == nullptr || bgObj._frameNumber < 0) + // No shape to erase, so flag as hidden + bgObj._type = INVALID; + else + bgObj._type = REMOVE; + } else if (bgObj._type == HIDDEN) { + bgObj._type = INVALID; + } + + ++matches; + } + } + } + } + } + + if (!pickupFound) { + // No pickup item found, so add the passed item + copyToInventory(obj); + matches = 0; + } + + if (matches == 0) { + if (!pickupFound) + matches = 1; + + if (obj._type == ACTIVE_BG_SHAPE || obj._type == NO_SHAPE || obj._type == HIDE_SHAPE) { + if (obj._imageFrame == nullptr || obj._frameNumber < 0) + // No shape to erase, so flag as hidden + obj._type = INVALID; + else + obj._type = REMOVE; + } else if (obj._type == HIDDEN) { + obj._type = INVALID; + } + } + + return matches; +} + +void Inventory::copyToInventory(Object &obj) { + InventoryItem invItem; + invItem._name = obj._name; + invItem._description = obj._description; + invItem._examine = obj._examine; + invItem._lookFlag = obj._lookFlag; + invItem._requiredFlag = obj._requiredFlag[0]; + + insert_at(_holdings, invItem); + ++_holdings; +} + +int Inventory::deleteItemFromInventory(const Common::String &name) { + int invNum = -1; + + for (int idx = 0; idx < (int)size() && invNum == -1; ++idx) { + if (name.equalsIgnoreCase((*this)[idx]._name)) + invNum = idx; + } + + if (invNum == -1) + // Item not present + return 0; + + // Item found, so delete it + remove_at(invNum); + --_holdings; + + return 1; +} + +void Inventory::synchronize(Serializer &s) { + s.syncAsSint16LE(_holdings); + + uint count = size(); + s.syncAsUint16LE(count); + if (s.isLoading()) { + resize(count); + + // Reset inventory back to start + _invIndex = 0; + } + + for (uint idx = 0; idx < size(); ++idx) { + (*this)[idx].synchronize(s); + + } +} + +} // End of namespace Sherlock |