| // 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_PAGEOBJECT_H_ |
| #define CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECT_H_ |
| |
| #include <stdint.h> |
| |
| #include "core/fpdfapi/page/cpdf_contentmarks.h" |
| #include "core/fpdfapi/page/cpdf_graphicstates.h" |
| #include "core/fxcrt/fx_coordinates.h" |
| |
| class CPDF_FormObject; |
| class CPDF_ImageObject; |
| class CPDF_PathObject; |
| class CPDF_ShadingObject; |
| class CPDF_TextObject; |
| |
| class CPDF_PageObject : public CPDF_GraphicStates { |
| public: |
| // Values must match corresponding values in //public. |
| enum class Type { |
| kText = 1, |
| kPath, |
| kImage, |
| kShading, |
| kForm, |
| }; |
| |
| static constexpr int32_t kNoContentStream = -1; |
| |
| explicit CPDF_PageObject(int32_t content_stream); |
| CPDF_PageObject(const CPDF_PageObject& src) = delete; |
| CPDF_PageObject& operator=(const CPDF_PageObject& src) = delete; |
| ~CPDF_PageObject() override; |
| |
| virtual Type GetType() const = 0; |
| virtual void Transform(const CFX_Matrix& matrix) = 0; |
| virtual bool IsText() const; |
| virtual bool IsPath() const; |
| virtual bool IsImage() const; |
| virtual bool IsShading() const; |
| virtual bool IsForm() const; |
| virtual CPDF_TextObject* AsText(); |
| virtual const CPDF_TextObject* AsText() const; |
| virtual CPDF_PathObject* AsPath(); |
| virtual const CPDF_PathObject* AsPath() const; |
| virtual CPDF_ImageObject* AsImage(); |
| virtual const CPDF_ImageObject* AsImage() const; |
| virtual CPDF_ShadingObject* AsShading(); |
| virtual const CPDF_ShadingObject* AsShading() const; |
| virtual CPDF_FormObject* AsForm(); |
| virtual const CPDF_FormObject* AsForm() const; |
| |
| void SetDirty(bool value) { m_bDirty = value; } |
| bool IsDirty() const { return m_bDirty; } |
| void TransformClipPath(const CFX_Matrix& matrix); |
| void TransformGeneralState(const CFX_Matrix& matrix); |
| |
| void SetOriginalRect(const CFX_FloatRect& rect) { m_OriginalRect = rect; } |
| const CFX_FloatRect& GetOriginalRect() const { return m_OriginalRect; } |
| void SetRect(const CFX_FloatRect& rect) { m_Rect = rect; } |
| const CFX_FloatRect& GetRect() const { return m_Rect; } |
| FX_RECT GetBBox() const; |
| FX_RECT GetTransformedBBox(const CFX_Matrix& matrix) const; |
| |
| CPDF_ContentMarks* GetContentMarks() { return &m_ContentMarks; } |
| const CPDF_ContentMarks* GetContentMarks() const { return &m_ContentMarks; } |
| void SetContentMarks(const CPDF_ContentMarks& marks) { |
| m_ContentMarks = marks; |
| } |
| |
| // Get what content stream the object was parsed from in its page. This number |
| // is the index of the content stream in the "Contents" array, or 0 if there |
| // is a single content stream. If the object is newly created, |
| // |kNoContentStream| is returned. |
| // |
| // If the object is spread among more than one content stream, this is the |
| // index of the last stream. |
| int32_t GetContentStream() const { return m_ContentStream; } |
| void SetContentStream(int32_t new_content_stream) { |
| m_ContentStream = new_content_stream; |
| } |
| |
| protected: |
| void CopyData(const CPDF_PageObject* pSrcObject); |
| |
| CFX_FloatRect m_Rect; |
| |
| private: |
| CFX_FloatRect m_OriginalRect; |
| CPDF_ContentMarks m_ContentMarks; |
| bool m_bDirty = false; |
| int32_t m_ContentStream; |
| }; |
| |
| #endif // CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECT_H_ |