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// 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.
#include "core/fpdfapi/page/cpdf_contentmark.h"
#include "core/fpdfapi/page/cpdf_graphicstates.h"
#include "core/fxcrt/fx_coordinates.h"
#include "core/fxcrt/fx_system.h"
class CPDF_TextObject;
class CPDF_PathObject;
class CPDF_ImageObject;
class CPDF_ShadingObject;
class CPDF_FormObject;
class CPDF_PageObject : public CPDF_GraphicStates {
enum Type {
TEXT = 1,
static constexpr int32_t kNoContentStream = -1;
explicit CPDF_PageObject(int32_t content_stream);
~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 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;
// 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;
CPDF_ContentMark m_ContentMark;
void CopyData(const CPDF_PageObject* pSrcObject);
CFX_FloatRect m_Rect;
CPDF_PageObject(const CPDF_PageObject& src) = delete;
void operator=(const CPDF_PageObject& src) = delete;
bool m_bDirty = false;
int32_t m_ContentStream;