| // Copyright 2016 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_FXCODEC_BMP_BMPMODULE_H_ |
| #define CORE_FXCODEC_BMP_BMPMODULE_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "core/fxcodec/codec_module_iface.h" |
| |
| namespace fxcodec { |
| |
| class CFX_DIBAttribute; |
| |
| class BmpModule final : public ModuleIface { |
| public: |
| class Delegate { |
| public: |
| virtual bool BmpInputImagePositionBuf(uint32_t rcd_pos) = 0; |
| virtual void BmpReadScanline(uint32_t row_num, |
| const std::vector<uint8_t>& row_buf) = 0; |
| }; |
| |
| enum class Status : uint8_t { kFail, kSuccess, kContinue }; |
| |
| BmpModule(); |
| ~BmpModule() override; |
| |
| // ModuleIface: |
| FX_FILESIZE GetAvailInput(Context* pContext) const override; |
| bool Input(Context* pContext, |
| RetainPtr<CFX_CodecMemory> codec_memory, |
| CFX_DIBAttribute* pAttribute) override; |
| |
| std::unique_ptr<Context> Start(Delegate* pDelegate); |
| Status ReadHeader(Context* pContext, |
| int32_t* width, |
| int32_t* height, |
| bool* tb_flag, |
| int32_t* components, |
| int32_t* pal_num, |
| const std::vector<uint32_t>** palette, |
| CFX_DIBAttribute* pAttribute); |
| Status LoadImage(Context* pContext); |
| }; |
| |
| } // namespace fxcodec |
| |
| using BmpModule = fxcodec::BmpModule; |
| |
| #endif // CORE_FXCODEC_BMP_BMPMODULE_H_ |