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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef XFA_FGAS_CRT_FGAS_UTILS_H_
#define XFA_FGAS_CRT_FGAS_UTILS_H_
#include "core/fxcrt/fx_coordinates.h"
class CFX_BaseDiscreteArray {
protected:
CFX_BaseDiscreteArray(int32_t iChunkSize, int32_t iBlockSize);
~CFX_BaseDiscreteArray();
uint8_t* AddSpaceTo(int32_t index);
uint8_t* GetAt(int32_t index) const;
void RemoveAll();
void* m_pData;
};
template <class baseType>
class CFX_DiscreteArrayTemplate : public CFX_BaseDiscreteArray {
public:
explicit CFX_DiscreteArrayTemplate(int32_t iChunkSize)
: CFX_BaseDiscreteArray(iChunkSize, sizeof(baseType)) {}
baseType& GetAt(int32_t index, const baseType& defValue) const {
baseType* p = (baseType*)CFX_BaseDiscreteArray::GetAt(index);
return p ? *p : (baseType&)defValue;
}
baseType* GetPtrAt(int32_t index) const {
return (baseType*)CFX_BaseDiscreteArray::GetAt(index);
}
void SetAtGrow(int32_t index, const baseType& element) {
*(baseType*)CFX_BaseDiscreteArray::AddSpaceTo(index) = element;
}
void RemoveAll() { CFX_BaseDiscreteArray::RemoveAll(); }
};
#endif // XFA_FGAS_CRT_FGAS_UTILS_H_
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