asbuffer.h

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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/>.
 */

#ifndef AURORA_ACTIONSCRIPT_ASBUFFER_H
#define AURORA_ACTIONSCRIPT_ASBUFFER_H

#include <stack>

#include <boost/any.hpp>
#include <boost/function.hpp>

#include "src/common/readstream.h"
#include "src/common/scopedptr.h"

#include "src/aurora/actionscript/avm.h"
#include "src/aurora/actionscript/object.h"

namespace Aurora {

namespace ActionScript {

class Variable;

class ASBuffer {
public:
    ASBuffer(Common::SeekableReadStream *as);

    void run(AVM &avm);

    void setConstantPool(std::vector<Common::UString> constantPool);

private:
    void execute(AVM &avm);

    void actionStop(AVM &avm);
    void actionToggleQuality();
    void actionSubtract();
    void actionMultiply();
    void actionDivide();
    void actionAnd();
    void actionOr();
    void actionNot();
    void actionPop();
    void actionGetVariable(AVM &avm);
    void actionSetVariable(AVM &avm);
    void actionTrace();
    void actionDefineLocal(AVM &avm);
    void actionCallFunction();
    void actionReturn(AVM &avm);
    void actionNewObject(AVM &avm);
    void actionInitArray();
    void actionAdd2();
    void actionLess2();
    void actionEquals2();
    void actionToNumber2();
    void actionPushDuplicate();
    void actionGetMember();
    void actionSetMember();
    void actionIncrement();
    void actionCallMethod(AVM &avm);
    void actionEnumerate2();
    void actionExtends();
    void actionGetURL(AVM &avm);
    void actionStoreRegister(AVM &avm);
    void actionConstantPool();
    void actionDefineFunction2();
    void actionPush(AVM &avm);
    void actionJump();
    void actionGetURL2(AVM &avm);
    void actionDefineFunction();
    void actionIf();

    // Utility methods and variables
    Common::UString readString();

    size_t _currentLength;
    ptrdiff_t _seeked;

    // Constant pool
    std::vector<Common::UString> _constants;

    // Execution stack
    std::stack<Variable> _stack;

    // The script data
    Common::SeekableReadStream *_script;
};

} // End of namespace ActionScript

} // End of namespace Aurora

#endif // AURORA_ACTIONSCRIPT_ASBUFFER_H