blob: c4cc07d7c90eb644eaaf40351a240c2da45045df [file] [log] [blame]
// Copyright 2017 The PDFium Authors
// 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 <stdint.h>
#include "core/fxcrt/data_vector.h"
#include "core/fxcrt/retain_ptr.h"
#include "core/fxcrt/unowned_ptr.h"
#include "core/fxge/dib/cfx_scanlinecompositor.h"
#include "core/fxge/dib/fx_dib.h"
#include "core/fxge/dib/scanlinecomposer_iface.h"
class CFX_ClipRgn;
class CFX_DIBitmap;
struct FX_RECT;
class CFX_BitmapComposer final : public ScanlineComposerIface {
~CFX_BitmapComposer() override;
void Compose(const RetainPtr<CFX_DIBitmap>& pDest,
const CFX_ClipRgn* pClipRgn,
int bitmap_alpha,
uint32_t mask_color,
const FX_RECT& dest_rect,
bool bVertical,
bool bFlipX,
bool bFlipY,
bool bRgbByteOrder,
BlendMode blend_mode);
// ScanlineComposerIface:
bool SetInfo(int width,
int height,
FXDIB_Format src_format,
pdfium::span<const uint32_t> src_palette) override;
void ComposeScanline(int line, pdfium::span<const uint8_t> scanline) override;
void DoCompose(pdfium::span<uint8_t> dest_scan,
pdfium::span<const uint8_t> src_scan,
int dest_width,
pdfium::span<const uint8_t> clip_scan);
void ComposeScanlineV(int line, pdfium::span<const uint8_t> scanline);
RetainPtr<CFX_DIBitmap> m_pBitmap;
UnownedPtr<const CFX_ClipRgn> m_pClipRgn;
FXDIB_Format m_SrcFormat;
int m_DestLeft;
int m_DestTop;
int m_DestWidth;
int m_DestHeight;
int m_BitmapAlpha;
uint32_t m_MaskColor;
RetainPtr<CFX_DIBitmap> m_pClipMask;
CFX_ScanlineCompositor m_Compositor;
bool m_bVertical;
bool m_bFlipX;
bool m_bFlipY;
bool m_bRgbByteOrder = false;
BlendMode m_BlendMode = BlendMode::kNormal;
DataVector<uint8_t> m_pScanlineV;
DataVector<uint8_t> m_pClipScanV;
DataVector<uint8_t> m_pAddClipScan;