blob: 97ddf6f0b3ee1cb4ea6b78b77110ef55ef23a966 [file] [log] [blame]
// Copyright 2017 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/fxge/dib/cfx_bitmapstorer.h"
#include <utility>
#include "core/fxge/dib/cfx_dibitmap.h"
CFX_BitmapStorer::CFX_BitmapStorer() {}
CFX_BitmapStorer::~CFX_BitmapStorer() {}
RetainPtr<CFX_DIBitmap> CFX_BitmapStorer::Detach() {
return std::move(m_pBitmap);
void CFX_BitmapStorer::Replace(RetainPtr<CFX_DIBitmap>&& pBitmap) {
m_pBitmap = std::move(pBitmap);
void CFX_BitmapStorer::ComposeScanline(int line,
const uint8_t* scanline,
const uint8_t* scan_extra_alpha) {
uint8_t* dest_buf = m_pBitmap->GetWritableScanline(line);
uint8_t* dest_alpha_buf =
? m_pBitmap->m_pAlphaMask->GetWritableScanline(line)
: nullptr;
if (dest_buf)
memcpy(dest_buf, scanline, m_pBitmap->GetPitch());
if (dest_alpha_buf) {
memcpy(dest_alpha_buf, scan_extra_alpha,
bool CFX_BitmapStorer::SetInfo(int width,
int height,
FXDIB_Format src_format,
uint32_t* pSrcPalette) {
auto pBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
if (!pBitmap->Create(width, height, src_format))
return false;
if (pSrcPalette)
m_pBitmap = std::move(pBitmap);
return true;