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// Copyright 2014 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_INCLUDE_REFLOW_FPDF_LAYOUT_H_
#define CORE_INCLUDE_REFLOW_FPDF_LAYOUT_H_
class IPDF_LayoutElement;
class IPDF_LayoutProcessor;
class IPDF_LayoutProvider;
typedef enum {
LayoutUnknown,
LayoutArifact,
LayoutDocument,
LayoutPart,
LayoutArt,
LayoutSect,
LayoutDiv,
LayoutBlockQuote,
LayoutCaption,
LayoutTOC,
LayoutTOCI,
LayoutIndex,
LayoutNonStruct,
LayoutPrivate,
LayoutParagraph,
LayoutHeading,
LayoutHeading1,
LayoutHeading2,
LayoutHeading3,
LayoutHeading4,
LayoutHeading5,
LayoutHeading6,
LayoutList,
LayoutListItem,
LayoutListLabel,
LayoutListBody,
LayoutTable,
LayoutTableRow,
LayoutTableHeaderCell,
LayoutTableDataCell,
LayoutTableHeaderGroup,
LayoutTableBodyGroup,
LayoutTableFootGroup,
LayoutSpan,
LayoutQuote,
LayoutNote,
LayoutReference,
LayoutBibEntry,
LayoutCode,
LayoutLink,
LayoutAnnot,
LayoutRuby,
LayoutRubyBase,
LayoutRubyAnnot,
LayoutRubyPunc,
LayoutWarichu,
LayoutWarichuText,
LayoutWarichuPunc,
LayoutFigure,
LayoutFormula,
LayoutForm,
} LayoutType;
typedef enum {
LayoutArtifactType,
LayoutArtifactAttached,
LayoutArtifactSubType,
LayoutPlacement,
LayoutWritingMode,
LayoutBackgroundColor,
LayoutBorderColor,
LayoutBorderStyle,
LayoutBorderThickness,
LayoutPadding,
LayoutColor,
LayoutSpaceBefore,
LayoutSpaceAfter,
LayoutStartIndent,
LayoutEndIndent,
LayoutTextIndent,
LayoutTextAlign,
LayoutBBox,
LayoutWidth,
LayoutHeight,
LayoutBlockAlign,
LayoutInlineAlign,
LayoutTBorderStyle,
LayoutTPadding,
LayoutBaselineShift,
LayoutLineHeight,
LayoutTextDecorationColor,
LayoutTextDecorationThickness,
LayoutTextDecorationType,
LayoutRubyAlign,
LayoutRubyPosition,
LayoutGlyphOrientationVertical,
LayoutColumnCount,
LayoutColumnGap,
LayoutColumnWidths,
LayoutListNumbering,
LayoutFieldRole,
LayoutFieldChecked,
LayoutFieldDesc,
LayoutRowSpan,
LayoutColSpan,
LayoutTableHeaders,
LayoutTableHeaderScope,
LayoutTableSummary,
} LayoutAttr;
typedef enum {
LayoutInvalid = 0,
LayoutBlock,
LayoutInline,
LayoutBefore,
LayoutAfter,
LayoutStart,
LayoutEnd,
LayoutLrTb,
LayoutRlTb,
LayoutTbRl,
LayoutNone,
LayoutHidden,
LayoutDotted,
LayoutDashed,
LayoutSolid,
LayoutDouble,
LayoutGroove,
LayoutRidge,
LayoutInset,
LayoutOutset,
LayoutNormal,
LayoutAuto,
LayoutCenter,
LayoutJustify,
LayoutMiddle,
LayoutUnderline,
LayoutOverline,
LayoutLineThrough,
LayoutDistribute,
LayoutMinus90Degree,
LayoutZeroDegree,
Layout90Degree,
Layout180Degree,
Layout270Degree,
LayoutDisc,
LayoutCircle,
LayoutSquare,
LayoutDecimal,
LayoutUpperRoman,
LayoutLowerRoman,
LayoutUpperAlpha,
LayoutLowerAlpha,
LayoutRB,
LayoutCB,
LayoutPB,
LayoutTV,
LayoutOn,
LayoutOff,
LayoutNeutral,
LayoutRow,
LayoutColumn,
LayoutBoth,
LayoutLeft,
LayoutTop,
LayoutBottom,
LayoutRight,
LayoutPagination,
LayoutLayout,
LayoutPage,
LayoutBackground,
LayoutHeader,
LayoutFooter,
LayoutWatermark,
} LayoutEnum;
class IPDF_LayoutElement
{
public:
virtual ~IPDF_LayoutElement() {};
virtual LayoutType GetType() = 0;
virtual int CountAttrValues(LayoutAttr attr_type) = 0;
virtual LayoutEnum GetEnumAttr(LayoutAttr attr_type, int index = 0) = 0;
virtual FX_FLOAT GetNumberAttr(LayoutAttr attr_type, int index = 0) = 0;
virtual FX_COLORREF GetColorAttr(LayoutAttr attr_type, int index = 0) = 0;
virtual int CountChildren() = 0;
virtual IPDF_LayoutElement* GetChild(int index) = 0;
virtual IPDF_LayoutElement* GetParent() = 0;
virtual int CountObjects() = 0;
virtual CPDF_PageObject* GetObject(int index) = 0;
};
typedef enum {
LayoutReady,
LayoutFinished,
LayoutToBeContinued,
LayoutError
} LayoutStatus;
#define RF_PARSER_IMAGE 0x1
#define RF_PARSER_DEBUGINFO 0x2
#define RF_PARSER_PAGEMODE 0x4
#define RF_PARSER_READERORDER 0x8
class IPDF_LayoutProcessor
{
public:
virtual ~IPDF_LayoutProcessor() {};
static IPDF_LayoutProcessor* Create_LayoutProcessor_Reflow(FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, void* pReflowedPage, int flags, FX_FLOAT lineSpace = 0);
static IPDF_LayoutProcessor* Create_LayoutProcessor_2HTML(FX_LPCSTR fileName);
virtual LayoutStatus StartProcess(IPDF_LayoutElement* pElement, IFX_Pause* pPause, const CFX_AffineMatrix* pPDFMatrix = NULL) = 0;
virtual LayoutStatus Continue() = 0;
virtual int GetPosition() = 0;
};
#define LP_Lang_Unknow 0x0
#define LP_Lang_English 0x1
#define LP_Lang_French 0x2
#define LP_Lang_Italian 0x4
#define LP_Lang_German 0x8
#define LP_Lang_Spanish 0x10
#define LP_Lang_Polish 0x20
#define LP_Lang_Russian 0x40
#define LP_Lang_ChinesePRC 0x80
#define LP_Lang_ChineseTaiwan 0x100
#define LP_Lang_Japanese 0x200
#define LP_Lang_Korean 0x400
#define LP_Lang_Portuguese 0x800
#define LP_Lang_Turkish 0x1000
#define LP_Lang_Dutch 0x2000
typedef struct _LayoutProviderStyle {
_LayoutProviderStyle()
{
m_Language = LP_Lang_Unknow;
m_bIgnoreInvisibleText = TRUE;
}
FX_INT32 m_Language;
FX_BOOL m_bIgnoreInvisibleText;
} LAYOUTPROVIDER_STYLE;
class IPDF_LayoutProvider
{
public:
virtual ~IPDF_LayoutProvider() {};
static IPDF_LayoutProvider* Create_LayoutProvider_TaggedPDF(CPDF_PageObjects* pPageObjs);
static IPDF_LayoutProvider* Create_LayoutProvider_AutoReflow(CPDF_PageObjects* pPageObjs, FX_BOOL bReadOrder);
virtual void SetLayoutProviderStyle(LAYOUTPROVIDER_STYLE Style) = 0;
virtual LayoutStatus StartLoad(IFX_Pause* pPause = NULL) = 0;
virtual LayoutStatus Continue() = 0;
virtual int GetPosition() = 0;
virtual IPDF_LayoutElement* GetRoot() = 0;
};
#endif // CORE_INCLUDE_REFLOW_FPDF_LAYOUT_H_
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