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engines/wintermute/base/base_access_mgr.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.
+ * http://dead-code.org/redir.php?target=wme
+ * Copyright (c) 2003-2013 Jan Nedoma and contributors
+ */
+
+#include "engines/wintermute/base/base.h"
+#include "engines/wintermute/base/base_access_mgr.h"
+#include "engines/wintermute/base/base_game.h"
+#include "engines/wintermute/base/gfx/base_renderer.h"
+#include "engines/wintermute/utils/string_util.h"
+#include "engines/wintermute/platform_osystem.h"
+#include "engines/wintermute/dcgf.h"
+
+#include "common/text-to-speech.h"
+
+namespace Wintermute {
+
+//////////////////////////////////////////////////////////////////////////
+BaseAccessMgr::BaseAccessMgr(BaseGame *inGame) : BaseClass(inGame) {
+	_voice = nullptr;
+	_ttsAvailable = false;
+	_activeObject = nullptr;
+	_prevActiveObject = nullptr;
+	BasePlatform::setRectEmpty(&_hintRect);
+	_hintAfterGUI = false;
+	_playingType = TTS_CAPTION;
+	_ctrlPressed = false;
+}
+
+//////////////////////////////////////////////////////////////////////////
+BaseAccessMgr::~BaseAccessMgr() {
+	_activeObject = nullptr; // ref only
+	_ttsAvailable = false;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::initialize() {
+	_ttsAvailable = false;
+
+	if (!_game->_accessTTSEnabled)
+		return true;
+
+	_voice = g_system->getTextToSpeechManager();
+	if (_voice) {
+		_ttsAvailable = true;
+	}
+
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::initLoop() {
+	BasePlatform::setRectEmpty(&_hintRect);
+
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::displayBeforeGUI() {
+	if (!_game->_accessKeyboardEnabled)
+		return true;
+
+	if (!_hintAfterGUI) {
+		return displayInternal();
+	} else {
+		return true;
+	}
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::displayAfterGUI() {
+	if (!_game->_accessKeyboardEnabled)
+		return true;
+
+	if (_hintAfterGUI) {
+		return displayInternal();
+	} else {
+		return true;
+	}
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::displayInternal() {
+	if (!_ctrlPressed) {
+		return true;
+	}
+
+	if (!BasePlatform::isRectEmpty(&_hintRect)) {
+		_game->_renderer->drawRect(_hintRect.left, _hintRect.top, _hintRect.right, _hintRect.bottom, 0xFFFF0000, 4);
+
+		// reposition mouse pointer
+		if (_game->_accessKeyboardCursorSkip && _activeObject != _prevActiveObject) {
+			_prevActiveObject = _activeObject;
+			Common::Point32 p;
+			p.x = _hintRect.left + (_hintRect.right - _hintRect.left) / 2;
+			p.y = _hintRect.top + (_hintRect.bottom - _hintRect.top) / 2;
+
+			p.x += _game->_renderer->_drawOffsetX;
+			p.y += _game->_renderer->_drawOffsetY;
+
+			p.x = MAX<int32>(0, p.x);
+			p.y = MAX<int32>(0, p.y);
+			p.x = MIN<int32>(_game->_renderer->_width - 1, p.x);
+			p.y = MIN<int32>(_game->_renderer->_height - 1, p.y);
+
+			//ClientToScreen(Game->m_Renderer->m_Window, &p);
+			BasePlatform::setCursorPos(p.x, p.y);
+		}
+	}
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::setHintRect(Common::Rect32 *hintRect, bool afterGUI) {
+	if (!hintRect) {
+		BasePlatform::setRectEmpty(&_hintRect);
+	} else {
+		_hintRect = *hintRect;
+	}
+
+	_hintAfterGUI = afterGUI;
+
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::setActiveObject(BaseObject *activeObj) {
+	if (!_game->_accessKeyboardEnabled) {
+		return true;
+	}
+
+	_activeObject = activeObj;
+	if (!activeObj) {
+		_prevActiveObject = nullptr;
+	}
+	return true;
+}
+
+//////////////////////////////////////////////////////////////////////////
+BaseObject *BaseAccessMgr::getActiveObject() {
+	return _activeObject;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::speak(const char *str, TTTSType type) {
+	if (!_ttsAvailable) {
+		return true;
+	}
+	if (type == TTS_CAPTION && !_game->_accessTTSCaptions) {
+		return true;
+	}
+	if (type == TTS_TALK && !_game->_accessTTSTalk) {
+		return true;
+	}
+	if (type == TTS_KEYPRESS && !_game->_accessTTSKeypress) {
+		return true;
+	}
+
+	if (!str || !str[0]) {
+		return true;
+	}
+
+	WideString textStr;
+	if (_game->_textEncoding == TEXT_UTF8) {
+		textStr = StringUtil::utf8ToWide(str);
+	} else {
+		textStr = StringUtil::ansiToWide(str, CHARSET_DEFAULT);
+	}
+
+	if (!textStr.empty()) {
+		_playingType = type;
+		return _voice->say(str);
+	} else {
+		return false;
+	}
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool BaseAccessMgr::stop() {
+	if (!_ttsAvailable) {
+		return true;
+	}
+	_playingType = TTS_CAPTION;
+	return _voice->stop();
+}
+
+//////////////////////////////////////////////////////////////////////////
+BaseObject *BaseAccessMgr::getNextObject() {
+	_activeObject = _game->getNextAccessObject(_activeObject);
+	return _activeObject;
+}
+
+//////////////////////////////////////////////////////////////////////////
+BaseObject *BaseAccessMgr::getPrevObject() {
+	_activeObject = _game->getPrevAccessObject(_activeObject);
+	return _activeObject;
+}
+
+} // End of namespace Wintermute