From 236ce3ba2f274307db9ed49c595e242cd811716c Mon Sep 17 00:00:00 2001 From: Nicolas Pena Date: Tue, 4 Apr 2017 17:47:50 -0400 Subject: Remove dib_int.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This CL removes dib_int.h by moving CStretchEngine to its own file, other classes to where they are used, and the remaining to fx_dib.h. Change-Id: Ie2d4bb39389737cd631f92b88000ea942608da21 Reviewed-on: https://pdfium-review.googlesource.com/3714 Reviewed-by: Lei Zhang Commit-Queue: Nicolás Peña --- core/fxge/dib/cstretchengine.h | 81 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 core/fxge/dib/cstretchengine.h (limited to 'core/fxge/dib/cstretchengine.h') diff --git a/core/fxge/dib/cstretchengine.h b/core/fxge/dib/cstretchengine.h new file mode 100644 index 0000000000..0d9457fb9d --- /dev/null +++ b/core/fxge/dib/cstretchengine.h @@ -0,0 +1,81 @@ +// 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. http://www.foxitsoftware.com + +#ifndef CORE_FXGE_DIB_CSTRETCHENGINE_H_ +#define CORE_FXGE_DIB_CSTRETCHENGINE_H_ + +#include "core/fxcrt/fx_coordinates.h" +#include "core/fxge/fx_dib.h" + +class IFX_ScanlineComposer; + +class CStretchEngine { + public: + CStretchEngine(IFX_ScanlineComposer* pDestBitmap, + FXDIB_Format dest_format, + int dest_width, + int dest_height, + const FX_RECT& clip_rect, + const CFX_RetainPtr& pSrcBitmap, + int flags); + ~CStretchEngine(); + + bool Continue(IFX_Pause* pPause); + + bool StartStretchHorz(); + bool ContinueStretchHorz(IFX_Pause* pPause); + void StretchVert(); + + class CWeightTable { + public: + CWeightTable(); + ~CWeightTable(); + + bool Calc(int dest_len, + int dest_min, + int dest_max, + int src_len, + int src_min, + int src_max, + int flags); + PixelWeight* GetPixelWeight(int pixel) const; + int* GetValueFromPixelWeight(PixelWeight* pWeight, int index) const; + size_t GetPixelWeightSize() const; + + private: + int m_DestMin; + int m_ItemSize; + uint8_t* m_pWeightTables; + size_t m_dwWeightTablesSize; + }; + + FXDIB_Format m_DestFormat; + int m_DestBpp; + int m_SrcBpp; + int m_bHasAlpha; + IFX_ScanlineComposer* m_pDestBitmap; + int m_DestWidth, m_DestHeight; + FX_RECT m_DestClip; + uint8_t* m_pDestScanline; + uint8_t* m_pDestMaskScanline; + FX_RECT m_SrcClip; + CFX_RetainPtr m_pSource; + uint32_t* m_pSrcPalette; + int m_SrcWidth; + int m_SrcHeight; + int m_SrcPitch; + int m_InterPitch; + int m_ExtraMaskPitch; + uint8_t* m_pInterBuf; + uint8_t* m_pExtraAlphaBuf; + int m_TransMethod; + int m_Flags; + CWeightTable m_WeightTable; + int m_CurRow; + int m_State; +}; + +#endif // CORE_FXGE_DIB_CSTRETCHENGINE_H_ -- cgit v1.2.3