// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_TEXTOBJECT_H_
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#define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_TEXTOBJECT_H_
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#include "core/fpdfapi/fpdf_page/include/cpdf_pageobject.h"
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#include "core/fxcrt/include/fx_string.h"
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#include "core/fxcrt/include/fx_system.h"
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struct CPDF_TextObjectItem {
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uint32_t m_CharCode;
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FX_FLOAT m_OriginX;
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FX_FLOAT m_OriginY;
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};
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class CPDF_TextObject : public CPDF_PageObject {
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public:
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CPDF_TextObject();
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~CPDF_TextObject() override;
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// CPDF_PageObject
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CPDF_TextObject* Clone() const override;
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Type GetType() const override;
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void Transform(const CFX_Matrix& matrix) override;
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bool IsText() const override;
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CPDF_TextObject* AsText() override;
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const CPDF_TextObject* AsText() const override;
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int CountItems() const;
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void GetItemInfo(int index, CPDF_TextObjectItem* pInfo) const;
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int CountChars() const;
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void GetCharInfo(int index, uint32_t& charcode, FX_FLOAT& kerning) const;
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void GetCharInfo(int index, CPDF_TextObjectItem* pInfo) const;
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FX_FLOAT GetCharWidth(uint32_t charcode) const;
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FX_FLOAT GetPosX() const;
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FX_FLOAT GetPosY() const;
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void GetTextMatrix(CFX_Matrix* pMatrix) const;
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CPDF_Font* GetFont() const;
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FX_FLOAT GetFontSize() const;
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void SetText(const CFX_ByteString& text);
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void SetPosition(FX_FLOAT x, FX_FLOAT y);
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void RecalcPositionData();
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protected:
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friend class CPDF_RenderStatus;
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friend class CPDF_StreamContentParser;
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friend class CPDF_TextRenderer;
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void SetSegments(const CFX_ByteString* pStrs, FX_FLOAT* pKerning, int nSegs);
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void CalcPositionData(FX_FLOAT* pTextAdvanceX,
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FX_FLOAT* pTextAdvanceY,
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FX_FLOAT horz_scale,
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int level = 0);
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FX_FLOAT m_PosX;
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FX_FLOAT m_PosY;
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int m_nChars;
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uint32_t* m_pCharCodes;
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FX_FLOAT* m_pCharPos;
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};
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#endif // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_TEXTOBJECT_H_
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