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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "pdf/save_data_buffer_handler_for_drive.h"
#include "pdf/pdf_view_web_plugin.h"
namespace chrome_pdf {
SaveDataBufferHandlerForDrive::SaveDataBufferHandlerForDrive(
PdfViewWebPlugin* pdf_view_web_plugin)
: pdf_view_web_plugin_(pdf_view_web_plugin) {}
SaveDataBufferHandlerForDrive::~SaveDataBufferHandlerForDrive() = default;
OriginalDataHandlerForDrive::OriginalDataHandlerForDrive(
PdfViewWebPlugin* pdf_view_web_plugin)
: SaveDataBufferHandlerForDrive(pdf_view_web_plugin) {}
OriginalDataHandlerForDrive::~OriginalDataHandlerForDrive() = default;
uint32_t OriginalDataHandlerForDrive::GetFileSize() {
return pdf_view_web_plugin()->GetOriginalFileSize();
}
void OriginalDataHandlerForDrive::Read(uint32_t offset,
uint32_t block_size,
ReadCallback callback) {
std::move(callback).Run(mojo_base::BigBuffer(
pdf_view_web_plugin()->GetOriginalFileData(offset, block_size)));
}
ModifiedDataBufferHandlerForDrive::ModifiedDataBufferHandlerForDrive(
PdfViewWebPlugin* pdf_view_web_plugin)
: SaveDataBufferHandlerForDrive(pdf_view_web_plugin) {}
ModifiedDataBufferHandlerForDrive::~ModifiedDataBufferHandlerForDrive() =
default;
uint32_t ModifiedDataBufferHandlerForDrive::GetFileSize() {
pdf_view_web_plugin()->PopulateBufferWithModifiedFileData(buffer_);
return static_cast<uint32_t>(buffer_.size());
}
void ModifiedDataBufferHandlerForDrive::Read(uint32_t offset,
uint32_t block_size,
ReadCallback callback) {
std::move(callback).Run(
mojo_base::BigBuffer(pdf_view_web_plugin()->GetModifiedFileDataFromBuffer(
buffer_, offset, block_size)));
}
} // namespace chrome_pdf
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