function.cpp

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos 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.
 *
 * xoreos 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 xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#include "function.h"

namespace Aurora {

namespace ActionScript {

Function::Function(bool preloadThisFlag, bool preloadSuperFlag, bool preloadRootFlag) :
    _preloadThisFlag(preloadThisFlag), _preloadSuperFlag(preloadSuperFlag), _preloadRootFlag(preloadRootFlag) {
}

bool Function::getPreloadThisFlag() {
    return _preloadThisFlag;
}

bool Function::getPreloadSuperFlag() {
    return _preloadSuperFlag;
}

bool Function::getPreloadRootFlag() {
    return _preloadRootFlag;
}

ScriptedFunction::ScriptedFunction(Common::SeekableReadStream *as, std::vector<Common::UString> constants,
                                   bool preloadThisFlag, bool preloadSuperFlag, bool preloadRootFlag) :
    Function(preloadThisFlag, preloadSuperFlag, preloadRootFlag), _stream(as), _buffer(as) {
    _buffer.setConstantPool(constants);
}

ScriptedFunction::~ScriptedFunction() {
    delete _stream;
}

Variable ScriptedFunction::operator()(AVM &avm) {
    _buffer.run(avm);
    return avm.getReturnValue();
}

NativeFunction::NativeFunction(boost::function<Variable(AVM &)> function, bool preloadThisFlag, bool preloadSuperFlag, bool preloadRootFlag)
    : Function(preloadThisFlag, preloadSuperFlag, preloadRootFlag), _function(function) {
}

Variable NativeFunction::operator()(AVM &avm) {
    return _function(avm);
}

DummyFunction::DummyFunction() : Function(false, false, false) {

}

} // End of namespace ActionScript

} // End of namespace Aurora