| // 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_FPDFAPI_PAGE_CPDF_PAGEOBJECTHOLDER_H_ |
| #define CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECTHOLDER_H_ |
| |
| #include <memory> |
| |
| #include "core/fpdfapi/page/cpdf_pageobjectlist.h" |
| #include "core/fxcrt/fx_coordinates.h" |
| #include "core/fxcrt/fx_system.h" |
| |
| class IFX_Pause; |
| class CPDF_Dictionary; |
| class CPDF_Stream; |
| class CPDF_Document; |
| class CPDF_ContentParser; |
| |
| #define PDFTRANS_GROUP 0x0100 |
| #define PDFTRANS_ISOLATED 0x0200 |
| #define PDFTRANS_KNOCKOUT 0x0400 |
| |
| class CPDF_PageObjectHolder { |
| public: |
| CPDF_PageObjectHolder(); |
| virtual ~CPDF_PageObjectHolder(); |
| |
| void ContinueParse(IFX_Pause* pPause); |
| bool IsParsed() const { return m_ParseState == CONTENT_PARSED; } |
| |
| CPDF_PageObjectList* GetPageObjectList() { return &m_PageObjectList; } |
| const CPDF_PageObjectList* GetPageObjectList() const { |
| return &m_PageObjectList; |
| } |
| |
| bool BackgroundAlphaNeeded() const { return m_bBackgroundAlphaNeeded; } |
| void SetBackgroundAlphaNeeded(bool needed) { |
| m_bBackgroundAlphaNeeded = needed; |
| } |
| |
| bool HasImageMask() const { return m_bHasImageMask; } |
| void SetHasImageMask(bool value) { m_bHasImageMask = value; } |
| |
| void Transform(const CFX_Matrix& matrix); |
| CFX_FloatRect CalcBoundingBox() const; |
| |
| CPDF_Dictionary* m_pFormDict; |
| CPDF_Stream* m_pFormStream; |
| CPDF_Document* m_pDocument; |
| CPDF_Dictionary* m_pPageResources; |
| CPDF_Dictionary* m_pResources; |
| CFX_FloatRect m_BBox; |
| int m_Transparency; |
| |
| protected: |
| enum ParseState { CONTENT_NOT_PARSED, CONTENT_PARSING, CONTENT_PARSED }; |
| |
| void LoadTransInfo(); |
| |
| bool m_bBackgroundAlphaNeeded; |
| bool m_bHasImageMask; |
| ParseState m_ParseState; |
| std::unique_ptr<CPDF_ContentParser> m_pParser; |
| CPDF_PageObjectList m_PageObjectList; |
| }; |
| |
| #endif // CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECTHOLDER_H_ |