Initial commit

engines/stark/resources/pattable.cpp

@@ -0,0 +1,187 @@
+/* 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "engines/stark/resources/pattable.h"
+#include "engines/stark/resources/item.h"
+#include "engines/stark/resources/script.h"
+#include "engines/stark/resources/string.h"
+
+#include "engines/stark/services/stateprovider.h"
+
+#include "engines/stark/formats/xrc.h"
+
+namespace Stark {
+namespace Resources {
+
+PATTable::~PATTable() {
+}
+
+PATTable::PATTable(Object *parent, byte subType, uint16 index, const Common::String &name) :
+		Object(parent, subType, index, name),
+		_defaultAction(-1),
+		_tooltipOverrideIndex(-1) {
+	_type = TYPE;
+}
+
+void PATTable::readData(Formats::XRCReadStream *stream) {
+	uint32 entryCount = stream->readUint32LE();
+	for (uint i = 0; i < entryCount; i++) {
+		Entry entry;
+
+		entry._actionType = stream->readSint32LE();
+		entry._scriptIndex = stream->readSint32LE();
+		entry._script = nullptr;
+
+		_ownEntries.push_back(entry);
+	}
+
+	_defaultAction = stream->readSint32LE();
+}
+
+void PATTable::printData() {
+	for (uint i = 0; i < _ownEntries.size(); i++) {
+		debug("entry[%d].actionType: %d", i, _ownEntries[i]._actionType);
+		debug("entry[%d].scriptIndex: %d", i, _ownEntries[i]._scriptIndex);
+	}
+	debug("defaultAction: %d", _defaultAction);
+}
+
+void PATTable::onAllLoaded() {
+	Object::onAllLoaded();
+
+	_itemEntries.clear();
+	addOwnEntriesToItemEntries();
+}
+
+void PATTable::onEnterLocation() {
+	Object::onEnterLocation();
+
+	_itemEntries.clear();
+
+	// Add our own entries to the list of available actions
+	addOwnEntriesToItemEntries();
+
+	// If the PAT's owning item has a template, find it
+	ItemTemplate *itemTemplate = findItemTemplate();
+
+	// Add the item template actions to the list of available actions
+	if (itemTemplate) {
+		PATTable *templatePAT = itemTemplate->findChild<PATTable>();
+
+		Common::Array<Entry> templateEntries = templatePAT->listItemEntries();
+		for (uint i = 0; i < templateEntries.size(); i++) {
+			if (!_itemEntries.contains(templateEntries[i]._actionType)) {
+				_itemEntries[templateEntries[i]._actionType] = templateEntries[i];
+			}
+		}
+	}
+}
+
+void PATTable::saveLoad(ResourceSerializer *serializer) {
+	serializer->syncAsSint32LE(_tooltipOverrideIndex);
+
+	if (serializer->isLoading() && _tooltipOverrideIndex >= 0) {
+		String *string = findChildWithIndex<String>(_tooltipOverrideIndex);
+		setTooltip(string);
+	}
+}
+
+ItemTemplate *PATTable::findItemTemplate() {
+	Item *parent = findParent<Item>();
+
+	ItemTemplate *itemTemplate = nullptr;
+	if (parent->getSubType() == Item::kItemModel) {
+		ModelItem *item = Object::cast<ModelItem>(parent);
+		itemTemplate = item->getItemTemplate();
+
+	} else if (parent->getSubType() == Item::kItemLevelTemplate) {
+		LevelItemTemplate *item = Object::cast<LevelItemTemplate>(parent);
+		itemTemplate = item->getItemTemplate();
+	}
+
+	return itemTemplate;
+}
+
+void PATTable::addOwnEntriesToItemEntries() {
+	for (uint i = 0; i < _ownEntries.size(); i++) {
+		if (_ownEntries[i]._scriptIndex != -1) {
+			Entry entry = _ownEntries[i];
+			entry._script = findChildWithIndex<Script>(_ownEntries[i]._scriptIndex);
+			_itemEntries[entry._actionType] = entry;
+		}
+	}
+}
+
+Common::Array<PATTable::Entry> PATTable::listItemEntries() const {
+	Common::Array<PATTable::Entry> entries;
+
+	for (EntryMap::const_iterator it = _itemEntries.begin(); it != _itemEntries.end(); it++) {
+		entries.push_back(it->_value);
+	}
+
+	return entries;
+}
+
+ActionArray PATTable::listPossibleActions() const {
+	ActionArray actions;
+
+	for (EntryMap::const_iterator it = _itemEntries.begin(); it != _itemEntries.end(); it++) {
+		// Check the script can be launched
+		if (it->_value._script->shouldExecute(Script::kCallModePlayerAction)) {
+			actions.push_back(it->_key);
+		}
+	}
+
+	return actions;
+}
+
+bool PATTable::canPerformAction(uint32 action) const {
+	if (_itemEntries.contains(action)) {
+		return _itemEntries[action]._script->shouldExecute(Script::kCallModePlayerAction);
+	}
+
+	return false;
+}
+
+int32 PATTable::getDefaultAction() const {
+	if (_defaultAction != -1 && canPerformAction(_defaultAction)) {
+		return _defaultAction;
+	} else {
+		return -1;
+	}
+}
+
+bool PATTable::runScriptForAction(uint32 action) {
+	if (_itemEntries.contains(action)) {
+		_itemEntries[action]._script->execute(Script::kCallModePlayerAction);
+		return true;
+	}
+
+	return false;
+}
+
+void PATTable::setTooltip(String *string) {
+	_name = string->getName();
+	_tooltipOverrideIndex = string->getIndex();
+}
+
+} // End of namespace Resources
+} // End of namespace Stark