Initial commit

engines/sword25/kernel/kernel.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 code is based on Broken Sword 2.5 engine
+ *
+ * Copyright (c) Malte Thiesen, Daniel Queteschiner and Michael Elsdoerfer
+ *
+ * Licensed under GNU GPL v2
+ *
+ */
+
+#include "common/system.h"
+
+#include "sword25/sword25.h"	// for kDebugScript
+#include "sword25/gfx/graphicengine.h"
+#include "sword25/fmv/movieplayer.h"
+#include "sword25/input/inputengine.h"
+#include "sword25/kernel/kernel.h"
+#include "sword25/kernel/persistenceservice.h"
+#include "sword25/math/geometry.h"
+#include "sword25/package/packagemanager.h"
+#include "sword25/script/luascript.h"
+#include "sword25/sfx/soundengine.h"
+
+namespace Sword25 {
+
+Kernel *Kernel::_instance = 0;
+
+Kernel::Kernel() :
+	_resourceManager(NULL),
+	_initSuccess(false),
+	_gfx(0),
+	_sfx(0),
+	_input(0),
+	_package(0),
+	_script(0),
+	_fmv(0),
+	_rnd("sword25")
+	{
+
+	_instance = this;
+
+	// Create the resource manager
+	_resourceManager = new ResourceManager(this);
+
+	// Initialize the script engine
+	_script = new LuaScriptEngine(this);
+	if (!_script || !_script->init()) {
+		_initSuccess = false;
+		return;
+	}
+
+	// Register kernel script bindings
+	if (!registerScriptBindings()) {
+		error("Script bindings could not be registered.");
+		_initSuccess = false;
+		return;
+	}
+	debugC(kDebugScript, "Script bindings registered.");
+
+	_input = new InputEngine(this);
+	assert(_input);
+
+	_gfx = new GraphicEngine(this);
+	assert(_gfx);
+
+	_sfx = new SoundEngine(this);
+	assert(_sfx);
+
+	_package = new PackageManager(this);
+	assert(_package);
+
+	_geometry = new Geometry(this);
+	assert(_geometry);
+
+	_fmv = new MoviePlayer(this);
+	assert(_fmv);
+
+	_initSuccess = true;
+}
+
+Kernel::~Kernel() {
+	// Services are de-registered in reverse order of creation
+
+	delete _input;
+	_input = 0;
+
+	delete _gfx;
+	_gfx = 0;
+
+	delete _sfx;
+	_sfx = 0;
+
+	delete _package;
+	_package = 0;
+
+	delete _geometry;
+	_geometry = 0;
+
+	delete _fmv;
+	_fmv = 0;
+
+	delete _script;
+	_script = 0;
+
+	// Resource-Manager freigeben
+	delete _resourceManager;
+}
+
+/**
+ * Returns a random number
+ * @param Min       The minimum allowed value
+ * @param Max       The maximum allowed value
+ */
+int Kernel::getRandomNumber(int min, int max) {
+	assert(min <= max);
+
+	return min + _rnd.getRandomNumber(max - min + 1);
+}
+
+/**
+ * Returns the elapsed time since startup in milliseconds
+ */
+uint Kernel::getMilliTicks() {
+	return g_system->getMillis();
+}
+
+/**
+ * Returns a pointer to the active Gfx Service, or NULL if no Gfx service is active.
+ */
+GraphicEngine *Kernel::getGfx() {
+	return _gfx;
+}
+
+/**
+ * Returns a pointer to the active Sfx Service, or NULL if no Sfx service is active.
+ */
+SoundEngine *Kernel::getSfx() {
+	return _sfx;
+}
+
+/**
+ * Returns a pointer to the active input service, or NULL if no input service is active.
+ */
+InputEngine *Kernel::getInput() {
+	return _input;
+}
+
+/**
+ * Returns a pointer to the active package manager, or NULL if no manager is active.
+ */
+PackageManager *Kernel::getPackage() {
+	return _package;
+}
+
+/**
+ * Returns a pointer to the script engine, or NULL if it is not active.
+ */
+ScriptEngine *Kernel::getScript() {
+	return _script;
+}
+
+/**
+ * Returns a pointer to the movie player, or NULL if it is not active.
+ */
+MoviePlayer *Kernel::getFMV() {
+	return _fmv;
+}
+
+void Kernel::sleep(uint msecs) const {
+	g_system->delayMillis(msecs);
+}
+
+} // End of namespace Sword25