blob: 6295c4eb58f33954c13a4b1a42fa8cd3b36bc876 [file] [log] [blame]
// 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.
#include "core/fxcrt/fx_string.h"
#include "core/fxcrt/fx_system.h"
#include "fxbarcode/BC_Library.h"
#include "fxbarcode/oned/BC_OneDimWriter.h"
class CFX_DIBitmap;
class CFX_RenderDevice;
class CBC_OnedEAN8Writer final : public CBC_OneDimWriter {
~CBC_OnedEAN8Writer() override;
// CBC_OneDimWriter
uint8_t* EncodeWithHint(const ByteString& contents,
BCFORMAT format,
int32_t& outWidth,
int32_t& outHeight,
int32_t hints) override;
uint8_t* EncodeImpl(const ByteString& contents, int32_t& outLength) override;
bool CheckContentValidity(const WideStringView& contents) override;
WideString FilterContents(const WideStringView& contents) override;
void SetDataLength(int32_t length) override;
bool SetTextLocation(BC_TEXT_LOC location) override;
int32_t CalcChecksum(const ByteString& contents);
bool ShowChars(const WideStringView& contents,
CFX_RenderDevice* device,
const CFX_Matrix* matrix,
int32_t barWidth,
int32_t multiple) override;
static constexpr int32_t kDefaultCodeWidth = 3 + (7 * 4) + 5 + (7 * 4) + 3;
int32_t m_codeWidth = kDefaultCodeWidth;