/****************************************************************************
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** Copyright (C) 2015 The Qt Company Ltd.
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** $QT_BEGIN_LICENSE:LGPL21$
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#ifndef QV4ARRAYBUFFER_H
#define QV4ARRAYBUFFER_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include "qv4object_p.h"
#include "qv4functionobject_p.h"

QT_BEGIN_NAMESPACE

namespace QV4 {

namespace Heap {

struct ArrayBufferCtor : FunctionObject {
    ArrayBufferCtor(QV4::ExecutionContext *scope);
};

struct Q_QML_PRIVATE_EXPORT ArrayBuffer : Object {
    ArrayBuffer(size_t length);
    ArrayBuffer(const QByteArray& array);
    ~ArrayBuffer();
    QTypedArrayData<char> *data;

    uint byteLength() const { return data->size; }
};

}

struct ArrayBufferCtor: FunctionObject
{
    V4_OBJECT2(ArrayBufferCtor, FunctionObject)

    static ReturnedValue construct(const Managed *m, CallData *callData);
    static ReturnedValue call(const Managed *that, CallData *callData);

    static ReturnedValue method_isView(CallContext *ctx);

};

struct Q_QML_PRIVATE_EXPORT ArrayBuffer : Object
{
    V4_OBJECT2(ArrayBuffer, Object)
    V4_NEEDS_DESTROY
    V4_PROTOTYPE(arrayBufferPrototype)

    QByteArray asByteArray() const;
    uint byteLength() const { return d()->byteLength(); }
    char *data() { detach(); return d()->data ? d()->data->data() : 0; }
    const char *constData() { detach(); return d()->data ? d()->data->data() : 0; }

private:
    void detach();
};

struct ArrayBufferPrototype: Object
{
    void init(ExecutionEngine *engine, Object *ctor);

    static ReturnedValue method_get_byteLength(CallContext *ctx);
    static ReturnedValue method_slice(CallContext *ctx);
};


} // namespace QV4

QT_END_NAMESPACE

#endif
