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engines/wintermute/ad/ad_talk_node.cpp

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+/* 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/>.
+ *
+ */
+
+/*
+ * This file is based on WME Lite.
+ * http://dead-code.org/redir.php?target=wmelite
+ * Copyright (c) 2011 Jan Nedoma
+ */
+
+#include "engines/wintermute/ad/ad_sprite_set.h"
+#include "engines/wintermute/ad/ad_talk_node.h"
+#include "engines/wintermute/base/base_parser.h"
+#include "engines/wintermute/base/base_dynamic_buffer.h"
+#include "engines/wintermute/base/base_game.h"
+#include "engines/wintermute/base/base_sprite.h"
+#include "engines/wintermute/utils/utils.h"
+#include "engines/wintermute/dcgf.h"
+
+namespace Wintermute {
+
+IMPLEMENT_PERSISTENT(AdTalkNode, false)
+
+//////////////////////////////////////////////////////////////////////////
+AdTalkNode::AdTalkNode(BaseGame *inGame) : BaseClass(inGame) {
+	_sprite = nullptr;
+	_spriteFilename = nullptr;
+	_spriteSet = nullptr;
+	_spriteSetFilename = nullptr;
+	_comment = nullptr;
+
+	_startTime = _endTime = 0;
+	_playToEnd = false;
+	_preCache = false;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+AdTalkNode::~AdTalkNode() {
+	SAFE_DELETE_ARRAY(_spriteFilename);
+	SAFE_DELETE(_sprite);
+	SAFE_DELETE_ARRAY(_spriteSetFilename);
+	SAFE_DELETE(_spriteSet);
+	SAFE_DELETE_ARRAY(_comment);
+}
+
+TOKEN_DEF_START
+TOKEN_DEF(ACTION)
+TOKEN_DEF(SPRITESET_FILE)
+TOKEN_DEF(SPRITESET)
+TOKEN_DEF(SPRITE)
+TOKEN_DEF(START_TIME)
+TOKEN_DEF(END_TIME)
+TOKEN_DEF(COMMENT)
+TOKEN_DEF(PRECACHE)
+TOKEN_DEF(EDITOR_PROPERTY)
+TOKEN_DEF_END
+//////////////////////////////////////////////////////////////////////////
+bool AdTalkNode::loadBuffer(char *buffer, bool complete) {
+	TOKEN_TABLE_START(commands)
+	TOKEN_TABLE(ACTION)
+	TOKEN_TABLE(SPRITESET_FILE)
+	TOKEN_TABLE(SPRITESET)
+	TOKEN_TABLE(SPRITE)
+	TOKEN_TABLE(START_TIME)
+	TOKEN_TABLE(END_TIME)
+	TOKEN_TABLE(COMMENT)
+	TOKEN_TABLE(PRECACHE)
+	TOKEN_TABLE(EDITOR_PROPERTY)
+	TOKEN_TABLE_END
+
+	char *params;
+	int cmd;
+	BaseParser parser(_game);
+
+	if (complete) {
+		if (parser.getCommand(&buffer, commands, &params) != TOKEN_ACTION) {
+			_game->LOG(0, "'ACTION' keyword expected.");
+			return STATUS_FAILED;
+		}
+		buffer = params;
+	}
+
+	_endTime = 0;
+	_playToEnd = false;
+	_preCache = false;
+
+	while ((cmd = parser.getCommand(&buffer, commands, &params)) > 0) {
+		switch (cmd) {
+		case TOKEN_SPRITE:
+			BaseUtils::setString(&_spriteFilename, params);
+			break;
+
+		case TOKEN_SPRITESET_FILE:
+			BaseUtils::setString(&_spriteSetFilename, params);
+			break;
+
+		case TOKEN_SPRITESET: {
+			SAFE_DELETE(_spriteSet);
+			_spriteSet = new AdSpriteSet(_game);
+			if (!_spriteSet || DID_FAIL(_spriteSet->loadBuffer(params, false))) {
+				SAFE_DELETE(_spriteSet);
+				cmd = PARSERR_GENERIC;
+			}
+		}
+		break;
+
+		case TOKEN_START_TIME:
+			parser.scanStr(params, "%d", &_startTime);
+			break;
+
+		case TOKEN_END_TIME:
+			parser.scanStr(params, "%d", &_endTime);
+			break;
+
+		case TOKEN_PRECACHE:
+			parser.scanStr(params, "%b", &_preCache);
+			break;
+
+		case TOKEN_COMMENT:
+			if (_game->_editorMode) {
+				BaseUtils::setString(&_comment, params);
+			}
+			break;
+
+		case TOKEN_EDITOR_PROPERTY:
+			parseEditorProperty(params, false);
+			break;
+
+		default:
+			break;
+		}
+	}
+	if (cmd == PARSERR_TOKENNOTFOUND) {
+		_game->LOG(0, "Syntax error in ACTION definition");
+		return STATUS_FAILED;
+	}
+
+	if (cmd == PARSERR_GENERIC) {
+		_game->LOG(0, "Error loading ACTION definition");
+		return STATUS_FAILED;
+	}
+
+	if (_endTime == 0) {
+		_playToEnd = true;
+	} else {
+		_playToEnd = false;
+	}
+
+	if (_preCache && _spriteFilename && _spriteFilename[0]) {
+		SAFE_DELETE(_sprite);
+		_sprite = new BaseSprite(_game);
+		if (!_sprite || DID_FAIL(_sprite->loadFile(_spriteFilename))) {
+			return STATUS_FAILED;
+		}
+	}
+
+	if (_preCache && _spriteSetFilename && _spriteSetFilename[0]) {
+		SAFE_DELETE(_spriteSet);
+		_spriteSet = new AdSpriteSet(_game);
+		if (!_spriteSet || DID_FAIL(_spriteSet->loadFile(_spriteSetFilename))) {
+			return STATUS_FAILED;
+		}
+	}
+
+	return STATUS_OK;
+}
+
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdTalkNode::persist(BasePersistenceManager *persistMgr) {
+	persistMgr->transferCharPtr(TMEMBER(_comment));
+	persistMgr->transferUint32(TMEMBER(_startTime));
+	persistMgr->transferUint32(TMEMBER(_endTime));
+	persistMgr->transferBool(TMEMBER(_playToEnd));
+	persistMgr->transferPtr(TMEMBER_PTR(_sprite));
+	persistMgr->transferCharPtr(TMEMBER(_spriteFilename));
+	persistMgr->transferPtr(TMEMBER_PTR(_spriteSet));
+	persistMgr->transferCharPtr(TMEMBER(_spriteSetFilename));
+
+	// initialise to default
+	if (!persistMgr->getIsSaving()) {
+		_preCache = false;
+	}
+
+	return STATUS_OK;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdTalkNode::saveAsText(BaseDynamicBuffer *buffer, int indent) {
+	buffer->putTextIndent(indent, "ACTION {\n");
+	if (_comment && _comment[0]) {
+		buffer->putTextIndent(indent + 2, "COMMENT=\"%s\"\n", _comment);
+	}
+	buffer->putTextIndent(indent + 2, "START_TIME=%d\n", _startTime);
+	if (!_playToEnd) {
+		buffer->putTextIndent(indent + 2, "END_TIME=%d\n", _endTime);
+	}
+	if (_spriteFilename && _spriteFilename[0]) {
+		buffer->putTextIndent(indent + 2, "SPRITE=\"%s\"\n", _spriteFilename);
+	}
+	if (_spriteSetFilename && _spriteSetFilename[0]) {
+		buffer->putTextIndent(indent + 2, "SPRITESET_FILE=\"%s\"\n", _spriteSetFilename);
+	} else if (_spriteSet) {
+		_spriteSet->saveAsText(buffer, indent + 2);
+	}
+	if (_preCache) {
+		buffer->putTextIndent(indent + 2, "PRECACHE=\"%s\"\n", _preCache ? "TRUE" : "FALSE");
+	}
+
+	BaseClass::saveAsText(buffer, indent + 2);
+
+	buffer->putTextIndent(indent, "}\n");
+
+	return STATUS_OK;
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdTalkNode::loadSprite() {
+	if (_spriteFilename && _spriteFilename[0] && !_sprite) {
+		_sprite = new BaseSprite(_game);
+		if (!_sprite || DID_FAIL(_sprite->loadFile(_spriteFilename))) {
+			SAFE_DELETE(_sprite);
+			return STATUS_FAILED;
+		} else {
+			return STATUS_OK;
+		}
+	} else if (_spriteSetFilename && _spriteSetFilename[0] && !_spriteSet) {
+		_spriteSet = new AdSpriteSet(_game);
+		if (!_spriteSet || DID_FAIL(_spriteSet->loadFile(_spriteSetFilename))) {
+			SAFE_DELETE(_spriteSet);
+			return STATUS_FAILED;
+		} else {
+			return STATUS_OK;
+		}
+	} else {
+		return STATUS_OK;
+	}
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+bool AdTalkNode::isInTimeInterval(uint32 time, TDirection dir) {
+	if (time >= _startTime) {
+		if (_playToEnd) {
+			if ((_spriteFilename && _spriteFilename[0] && _sprite == nullptr) || (_sprite && _sprite->_finished == false)) {
+				return true;
+			} else if ((_spriteSetFilename && _spriteSetFilename[0] && _spriteSet == nullptr) || (_spriteSet && _spriteSet->getSprite(dir) && _spriteSet->getSprite(dir)->_finished == false)) {
+				return true;
+			} else {
+				return false;
+			}
+		} else {
+			return _endTime >= time;
+		}
+	} else {
+		return false;
+	}
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+BaseSprite *AdTalkNode::getSprite(TDirection dir) {
+	loadSprite();
+	if (_sprite) {
+		return _sprite;
+	} else if (_spriteSet) {
+		return _spriteSet->getSprite(dir);
+	} else {
+		return nullptr;
+	}
+}
+
+} // End of namespace Wintermute