1 /* ResidualVM - A 3D game interpreter
2  *
3  * ResidualVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the AUTHORS
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #include "engines/stark/resources/pattable.h"
24 #include "engines/stark/resources/item.h"
25 #include "engines/stark/resources/script.h"
26 #include "engines/stark/resources/string.h"
27 
28 #include "engines/stark/services/stateprovider.h"
29 
30 #include "engines/stark/formats/xrc.h"
31 
32 namespace Stark {
33 namespace Resources {
34 
~PATTable()35 PATTable::~PATTable() {
36 }
37 
PATTable(Object * parent,byte subType,uint16 index,const Common::String & name)38 PATTable::PATTable(Object *parent, byte subType, uint16 index, const Common::String &name) :
39 		Object(parent, subType, index, name),
40 		_defaultAction(-1),
41 		_tooltipOverrideIndex(-1) {
42 	_type = TYPE;
43 }
44 
readData(Formats::XRCReadStream * stream)45 void PATTable::readData(Formats::XRCReadStream *stream) {
46 	uint32 entryCount = stream->readUint32LE();
47 	for (uint i = 0; i < entryCount; i++) {
48 		Entry entry;
49 
50 		entry._actionType = stream->readSint32LE();
51 		entry._scriptIndex = stream->readSint32LE();
52 		entry._script = nullptr;
53 
54 		_ownEntries.push_back(entry);
55 	}
56 
57 	_defaultAction = stream->readSint32LE();
58 }
59 
printData()60 void PATTable::printData() {
61 	for (uint i = 0; i < _ownEntries.size(); i++) {
62 		debug("entry[%d].actionType: %d", i, _ownEntries[i]._actionType);
63 		debug("entry[%d].scriptIndex: %d", i, _ownEntries[i]._scriptIndex);
64 	}
65 	debug("defaultAction: %d", _defaultAction);
66 }
67 
onAllLoaded()68 void PATTable::onAllLoaded() {
69 	Object::onAllLoaded();
70 
71 	_itemEntries.clear();
72 	addOwnEntriesToItemEntries();
73 }
74 
onEnterLocation()75 void PATTable::onEnterLocation() {
76 	Object::onEnterLocation();
77 
78 	_itemEntries.clear();
79 
80 	// Add our own entries to the list of available actions
81 	addOwnEntriesToItemEntries();
82 
83 	// If the PAT's owning item has a template, find it
84 	ItemTemplate *itemTemplate = findItemTemplate();
85 
86 	// Add the item template actions to the list of available actions
87 	if (itemTemplate) {
88 		PATTable *templatePAT = itemTemplate->findChild<PATTable>();
89 
90 		Common::Array<Entry> templateEntries = templatePAT->listItemEntries();
91 		for (uint i = 0; i < templateEntries.size(); i++) {
92 			if (!_itemEntries.contains(templateEntries[i]._actionType)) {
93 				_itemEntries[templateEntries[i]._actionType] = templateEntries[i];
94 			}
95 		}
96 	}
97 }
98 
saveLoad(ResourceSerializer * serializer)99 void PATTable::saveLoad(ResourceSerializer *serializer) {
100 	serializer->syncAsSint32LE(_tooltipOverrideIndex);
101 
102 	if (serializer->isLoading() && _tooltipOverrideIndex >= 0) {
103 		String *string = findChildWithIndex<String>(_tooltipOverrideIndex);
104 		setTooltip(string);
105 	}
106 }
107 
findItemTemplate()108 ItemTemplate *PATTable::findItemTemplate() {
109 	Item *parent = findParent<Item>();
110 
111 	ItemTemplate *itemTemplate = nullptr;
112 	if (parent->getSubType() == Item::kItemModel) {
113 		ModelItem *item = Object::cast<ModelItem>(parent);
114 		itemTemplate = item->getItemTemplate();
115 
116 	} else if (parent->getSubType() == Item::kItemLevelTemplate) {
117 		LevelItemTemplate *item = Object::cast<LevelItemTemplate>(parent);
118 		itemTemplate = item->getItemTemplate();
119 	}
120 
121 	return itemTemplate;
122 }
123 
addOwnEntriesToItemEntries()124 void PATTable::addOwnEntriesToItemEntries() {
125 	for (uint i = 0; i < _ownEntries.size(); i++) {
126 		if (_ownEntries[i]._scriptIndex != -1) {
127 			Entry entry = _ownEntries[i];
128 			entry._script = findChildWithIndex<Script>(_ownEntries[i]._scriptIndex);
129 			_itemEntries[entry._actionType] = entry;
130 		}
131 	}
132 }
133 
listItemEntries() const134 Common::Array<PATTable::Entry> PATTable::listItemEntries() const {
135 	Common::Array<PATTable::Entry> entries;
136 
137 	for (EntryMap::const_iterator it = _itemEntries.begin(); it != _itemEntries.end(); it++) {
138 		entries.push_back(it->_value);
139 	}
140 
141 	return entries;
142 }
143 
listPossibleActions() const144 ActionArray PATTable::listPossibleActions() const {
145 	ActionArray actions;
146 
147 	for (EntryMap::const_iterator it = _itemEntries.begin(); it != _itemEntries.end(); it++) {
148 		// Check the script can be launched
149 		if (it->_value._script->shouldExecute(Script::kCallModePlayerAction)) {
150 			actions.push_back(it->_key);
151 		}
152 	}
153 
154 	return actions;
155 }
156 
canPerformAction(uint32 action) const157 bool PATTable::canPerformAction(uint32 action) const {
158 	if (_itemEntries.contains(action)) {
159 		return _itemEntries[action]._script->shouldExecute(Script::kCallModePlayerAction);
160 	}
161 
162 	return false;
163 }
164 
getDefaultAction() const165 int32 PATTable::getDefaultAction() const {
166 	if (_defaultAction != -1 && canPerformAction(_defaultAction)) {
167 		return _defaultAction;
168 	} else {
169 		return -1;
170 	}
171 }
172 
runScriptForAction(uint32 action)173 bool PATTable::runScriptForAction(uint32 action) {
174 	if (_itemEntries.contains(action)) {
175 		_itemEntries[action]._script->execute(Script::kCallModePlayerAction);
176 		return true;
177 	}
178 
179 	return false;
180 }
181 
setTooltip(String * string)182 void PATTable::setTooltip(String *string) {
183 	_name = string->getName();
184 	_tooltipOverrideIndex = string->getIndex();
185 }
186 
187 } // End of namespace Resources
188 } // End of namespace Stark
189