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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. http://www.foxitsoftware.com
#ifndef CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECT_H_
#define CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECT_H_
#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 {
public:
enum Type {
TEXT = 1,
PATH,
IMAGE,
SHADING,
FORM,
};
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(CFX_Matrix& matrix);
void TransformGeneralState(CFX_Matrix& matrix);
CFX_FloatRect GetRect() const {
return CFX_FloatRect(m_Left, m_Bottom, m_Right, m_Top);
}
FX_RECT GetBBox(const CFX_Matrix* pMatrix) const;
int32_t GetContentStream() const { return m_ContentStream; }
float m_Left;
float m_Right;
float m_Top;
float m_Bottom;
CPDF_ContentMark m_ContentMark;
protected:
void CopyData(const CPDF_PageObject* pSrcObject);
private:
CPDF_PageObject(const CPDF_PageObject& src) = delete;
void operator=(const CPDF_PageObject& src) = delete;
bool m_bDirty;
int32_t m_ContentStream;
};
#endif // CORE_FPDFAPI_PAGE_CPDF_PAGEOBJECT_H_
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