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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_PAGEOBJECT_H_ |
| 8 #define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGEOBJECT_H_ |
| 9 |
| 10 #include "core/fpdfapi/fpdf_page/cpdf_contentmark.h" |
| 11 #include "core/fpdfapi/fpdf_page/cpdf_graphicstates.h" |
| 12 #include "core/include/fxcrt/fx_coordinates.h" |
| 13 #include "core/include/fxcrt/fx_system.h" |
| 14 |
| 15 class CPDF_TextObject; |
| 16 class CPDF_PathObject; |
| 17 class CPDF_ImageObject; |
| 18 class CPDF_ShadingObject; |
| 19 class CPDF_FormObject; |
| 20 |
| 21 class CPDF_PageObject : public CPDF_GraphicStates { |
| 22 public: |
| 23 enum Type { |
| 24 TEXT = 1, |
| 25 PATH, |
| 26 IMAGE, |
| 27 SHADING, |
| 28 FORM, |
| 29 }; |
| 30 |
| 31 CPDF_PageObject(); |
| 32 virtual ~CPDF_PageObject(); |
| 33 |
| 34 virtual CPDF_PageObject* Clone() const = 0; |
| 35 virtual Type GetType() const = 0; |
| 36 virtual void Transform(const CFX_Matrix& matrix) = 0; |
| 37 virtual bool IsText() const { return false; } |
| 38 virtual bool IsPath() const { return false; } |
| 39 virtual bool IsImage() const { return false; } |
| 40 virtual bool IsShading() const { return false; } |
| 41 virtual bool IsForm() const { return false; } |
| 42 virtual CPDF_TextObject* AsText() { return nullptr; } |
| 43 virtual const CPDF_TextObject* AsText() const { return nullptr; } |
| 44 virtual CPDF_PathObject* AsPath() { return nullptr; } |
| 45 virtual const CPDF_PathObject* AsPath() const { return nullptr; } |
| 46 virtual CPDF_ImageObject* AsImage() { return nullptr; } |
| 47 virtual const CPDF_ImageObject* AsImage() const { return nullptr; } |
| 48 virtual CPDF_ShadingObject* AsShading() { return nullptr; } |
| 49 virtual const CPDF_ShadingObject* AsShading() const { return nullptr; } |
| 50 virtual CPDF_FormObject* AsForm() { return nullptr; } |
| 51 virtual const CPDF_FormObject* AsForm() const { return nullptr; } |
| 52 |
| 53 void TransformClipPath(CFX_Matrix& matrix); |
| 54 void TransformGeneralState(CFX_Matrix& matrix); |
| 55 FX_RECT GetBBox(const CFX_Matrix* pMatrix) const; |
| 56 |
| 57 FX_FLOAT m_Left; |
| 58 FX_FLOAT m_Right; |
| 59 FX_FLOAT m_Top; |
| 60 FX_FLOAT m_Bottom; |
| 61 CPDF_ContentMark m_ContentMark; |
| 62 |
| 63 protected: |
| 64 void CopyData(const CPDF_PageObject* pSrcObject); |
| 65 |
| 66 private: |
| 67 CPDF_PageObject(const CPDF_PageObject& src) = delete; |
| 68 void operator=(const CPDF_PageObject& src) = delete; |
| 69 }; |
| 70 |
| 71 #endif // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_PAGEOBJECT_H_ |
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