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-rw-r--r--core/include/reflow/fpdf_layout.h280
-rw-r--r--core/include/reflow/reflowengine.h76
2 files changed, 356 insertions, 0 deletions
diff --git a/core/include/reflow/fpdf_layout.h b/core/include/reflow/fpdf_layout.h
new file mode 100644
index 0000000000..fc01ba30c8
--- /dev/null
+++ b/core/include/reflow/fpdf_layout.h
@@ -0,0 +1,280 @@
+// 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 _FPDFAPI_LAYOUT_H_
+#define _FPDFAPI_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
diff --git a/core/include/reflow/reflowengine.h b/core/include/reflow/reflowengine.h
new file mode 100644
index 0000000000..e6a5265db3
--- /dev/null
+++ b/core/include/reflow/reflowengine.h
@@ -0,0 +1,76 @@
+// 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 _REFLOW_ENGINE_H
+#define _REFLOW_ENGINE_H
+#include "../fpdfapi/fpdf_render.h"
+#include "../fpdftext/fpdf_text.h"
+#include "fpdf_layout.h"
+#include "../fpdfapi/fpdf_pageobj.h"
+#include "../fpdfdoc/fpdf_tagged.h"
+class IPDF_ReflowedPage
+{
+public:
+ static IPDF_ReflowedPage* Create();
+
+ virtual ~IPDF_ReflowedPage() {}
+ virtual CFX_PrivateData* GetPrivateDataCtrl() = 0;
+
+
+ virtual void GetDisplayMatrix(CFX_AffineMatrix& matrix, FX_INT32 xPos, FX_INT32 yPos, FX_INT32 xSize, FX_INT32 ySize, FX_INT32 iRotate, const CFX_AffineMatrix* pPageMatrix) = 0;
+ virtual FX_FLOAT GetPageHeight() = 0;
+ virtual FX_FLOAT GetPageWidth() = 0;
+ virtual void FocusGetData(const CFX_AffineMatrix matrix, FX_INT32 x, FX_INT32 y, CFX_ByteString& str) = 0;
+ virtual FX_BOOL FocusGetPosition(const CFX_AffineMatrix matrix, CFX_ByteString str, FX_INT32& x, FX_INT32& y) = 0;
+};
+typedef struct _RF_ParseStyle {
+ _RF_ParseStyle()
+ {
+ m_LineSpace = 0;
+ };
+ FX_FLOAT m_LineSpace;
+} RF_ParseStyle;
+class IPDF_ProgressiveReflowPageParser
+{
+public:
+ static IPDF_ProgressiveReflowPageParser* Create();
+ static FX_BOOL IsTaggedPage(CPDF_PageObjects*pPage);
+
+ virtual ~IPDF_ProgressiveReflowPageParser() {}
+ typedef enum { Ready, ToBeContinued, Done, Failed } ParseStatus;
+
+ virtual ParseStatus GetStatus() = 0;
+ virtual void SetParserStyle(RF_ParseStyle style) = 0;
+ virtual void Start(IPDF_ReflowedPage* pReflowPage, CPDF_Page* pPage, FX_FLOAT TopIndent, FX_FLOAT fWidth, FX_FLOAT fHeight, IFX_Pause* pPause, int flags) = 0;
+ virtual void Continue(IFX_Pause* pPause) = 0;
+
+ virtual int GetPosition() = 0;
+
+
+ virtual void Clear() = 0;
+};
+class IPDF_ProgressiveReflowPageRender
+{
+public:
+ static IPDF_ProgressiveReflowPageRender* Create();
+
+ virtual ~IPDF_ProgressiveReflowPageRender() {}
+ typedef enum { Ready, ToBeContinued, Waiting, Done, Failed } RenderStatus;
+
+ virtual RenderStatus GetStatus() = 0;
+
+
+ virtual void Start(IPDF_ReflowedPage* pReflowPage, CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pMatrix, IFX_Pause* pPause, int DitherBits ) = 0;
+ virtual void Continue(IFX_Pause* pPause) = 0;
+ virtual int GetPosition() = 0;
+
+
+ virtual void Clear() = 0;
+};
+IPDF_ReflowedPage* Create_ReflowPage();
+IPDF_ProgressiveReflowPageParser* Create_ReflowPageParser();
+IPDF_ProgressiveReflowPageRender* Create_ReflowPageRender();
+#endif