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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef PPAPI_SHARED_IMPL_ARRAY_VAR_H_
#define PPAPI_SHARED_IMPL_ARRAY_VAR_H_
#include <vector>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "ppapi/c/pp_var.h"
#include "ppapi/shared_impl/ppapi_shared_export.h"
#include "ppapi/shared_impl/scoped_pp_var.h"
#include "ppapi/shared_impl/var.h"
namespace ppapi {
class PPAPI_SHARED_EXPORT ArrayVar : public Var {
public:
typedef std::vector<ScopedPPVar> ElementVector;
ArrayVar();
// Helper function that converts a PP_Var to an ArrayVar. This will return
// NULL if the PP_Var is not of type PP_VARTYPE_ARRAY or the array cannot be
// found from the var tracker.
static ArrayVar* FromPPVar(const PP_Var& var);
// Var overrides.
virtual ArrayVar* AsArrayVar() override;
virtual PP_VarType GetType() const override;
// The returned PP_Var has had a ref added on behalf of the caller.
PP_Var Get(uint32_t index) const;
PP_Bool Set(uint32_t index, const PP_Var& value);
uint32_t GetLength() const;
PP_Bool SetLength(uint32_t length);
const ElementVector& elements() const { return elements_; }
ElementVector& elements() { return elements_; }
protected:
virtual ~ArrayVar();
private:
ElementVector elements_;
DISALLOW_COPY_AND_ASSIGN(ArrayVar);
};
} // namespace ppapi
#endif // PPAPI_SHARED_IMPL_ARRAY_VAR_H_
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