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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 CORE_FXCRT_FX_BASIC_H_
#define CORE_FXCRT_FX_BASIC_H_
#include <algorithm>
#include <memory>
#include <vector>
#include "core/fxcrt/cfx_binarybuf.h"
#include "core/fxcrt/cfx_retain_ptr.h"
#include "core/fxcrt/fx_memory.h"
#include "core/fxcrt/fx_stream.h"
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/fx_system.h"
#ifdef PDF_ENABLE_XFA
#define FX_IsOdd(a) ((a)&1)
#endif // PDF_ENABLE_XFA
template <class DataType, int FixedSize>
class CFX_FixedBufGrow {
public:
explicit CFX_FixedBufGrow(int data_size) {
if (data_size > FixedSize) {
m_pGrowData.reset(FX_Alloc(DataType, data_size));
return;
}
memset(m_FixedData, 0, sizeof(DataType) * FixedSize);
}
operator DataType*() { return m_pGrowData ? m_pGrowData.get() : m_FixedData; }
private:
DataType m_FixedData[FixedSize];
std::unique_ptr<DataType, FxFreeDeleter> m_pGrowData;
};
class IFX_Pause {
public:
virtual ~IFX_Pause() {}
virtual bool NeedToPauseNow() = 0;
};
uint32_t GetBits32(const uint8_t* pData, int bitpos, int nbits);
#endif // CORE_FXCRT_FX_BASIC_H_
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