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| 1 // Copyright 2016 PDFium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
| 6 |
| 7 #ifndef CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGEOBJECTHOLDER_H_ |
| 8 #define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGEOBJECTHOLDER_H_ |
| 9 |
| 10 #include "core/fpdfapi/fpdf_page/cpdf_pageobjectlist.h" |
| 11 #include "core/include/fxcrt/fx_coordinates.h" |
| 12 #include "core/include/fxcrt/fx_system.h" |
| 13 |
| 14 class IFX_Pause; |
| 15 class CPDF_Dictionary; |
| 16 class CPDF_Stream; |
| 17 class CPDF_Document; |
| 18 class CPDF_ContentParser; |
| 19 |
| 20 #define PDFTRANS_GROUP 0x0100 |
| 21 #define PDFTRANS_ISOLATED 0x0200 |
| 22 #define PDFTRANS_KNOCKOUT 0x0400 |
| 23 |
| 24 class CPDF_PageObjectHolder { |
| 25 public: |
| 26 CPDF_PageObjectHolder(); |
| 27 |
| 28 void ContinueParse(IFX_Pause* pPause); |
| 29 bool IsParsed() const { return m_ParseState == CONTENT_PARSED; } |
| 30 |
| 31 CPDF_PageObjectList* GetPageObjectList() { return &m_PageObjectList; } |
| 32 const CPDF_PageObjectList* GetPageObjectList() const { |
| 33 return &m_PageObjectList; |
| 34 } |
| 35 |
| 36 FX_BOOL BackgroundAlphaNeeded() const { return m_bBackgroundAlphaNeeded; } |
| 37 void SetBackgroundAlphaNeeded(FX_BOOL needed) { |
| 38 m_bBackgroundAlphaNeeded = needed; |
| 39 } |
| 40 |
| 41 FX_BOOL HasImageMask() const { return m_bHasImageMask; } |
| 42 void SetHasImageMask(FX_BOOL value) { m_bHasImageMask = value; } |
| 43 |
| 44 void Transform(const CFX_Matrix& matrix); |
| 45 CFX_FloatRect CalcBoundingBox() const; |
| 46 |
| 47 CPDF_Dictionary* m_pFormDict; |
| 48 CPDF_Stream* m_pFormStream; |
| 49 CPDF_Document* m_pDocument; |
| 50 CPDF_Dictionary* m_pPageResources; |
| 51 CPDF_Dictionary* m_pResources; |
| 52 CFX_FloatRect m_BBox; |
| 53 int m_Transparency; |
| 54 |
| 55 protected: |
| 56 enum ParseState { CONTENT_NOT_PARSED, CONTENT_PARSING, CONTENT_PARSED }; |
| 57 |
| 58 void LoadTransInfo(); |
| 59 |
| 60 FX_BOOL m_bBackgroundAlphaNeeded; |
| 61 FX_BOOL m_bHasImageMask; |
| 62 ParseState m_ParseState; |
| 63 std::unique_ptr<CPDF_ContentParser> m_pParser; |
| 64 CPDF_PageObjectList m_PageObjectList; |
| 65 }; |
| 66 |
| 67 #endif // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGEOBJECTHOLDER_H_ |
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