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authorDan Sinclair <dsinclair@chromium.org>2017-01-10 16:37:32 -0500
committerChromium commit bot <commit-bot@chromium.org>2017-01-10 21:52:30 +0000
commit1f5d4988dcdac125e3e822d37c9086a5e4a3e224 (patch)
tree41fe47f62e1a76117022ed3774040608f1f00c7b /xfa/fxfa/app/xfa_textlayout.h
parent0e6438e40a95702edb8327286c8253aa269c9826 (diff)
downloadpdfium-1f5d4988dcdac125e3e822d37c9086a5e4a3e224.tar.xz
Split xfa_textlayout apart.
This CL splits the xfa_texlayout.{cpp|h} files into individual class files. Minor reformatting was done in the new clasess. Change-Id: Id79ffcb8dca3fcf287a2e6dec78fd2b1f990a542 Reviewed-on: https://pdfium-review.googlesource.com/2162 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'xfa/fxfa/app/xfa_textlayout.h')
-rw-r--r--xfa/fxfa/app/xfa_textlayout.h354
1 files changed, 0 insertions, 354 deletions
diff --git a/xfa/fxfa/app/xfa_textlayout.h b/xfa/fxfa/app/xfa_textlayout.h
deleted file mode 100644
index fa0ca668ca..0000000000
--- a/xfa/fxfa/app/xfa_textlayout.h
+++ /dev/null
@@ -1,354 +0,0 @@
-// 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 XFA_FXFA_APP_XFA_TEXTLAYOUT_H_
-#define XFA_FXFA_APP_XFA_TEXTLAYOUT_H_
-
-#include <map>
-#include <memory>
-#include <vector>
-
-#include "xfa/fde/css/fde_css.h"
-#include "xfa/fde/fde_gedevice.h"
-#include "xfa/fgas/layout/fgas_rtfbreak.h"
-#include "xfa/fxfa/parser/xfa_object.h"
-#include "xfa/fxfa/xfa_ffdoc.h"
-
-#define XFA_LOADERCNTXTFLG_FILTERSPACE 0x001
-
-class CFDE_CSSStyleSelector;
-class CXFA_Para;
-class CXFA_Font;
-class CXFA_TextProvider;
-class CXFA_TextTabstopsContext;
-
-class CXFA_CSSTagProvider {
- public:
- using AttributeMap = std::map<CFX_WideString, CFX_WideString>;
-
- CXFA_CSSTagProvider();
- ~CXFA_CSSTagProvider();
-
- CFX_WideString GetTagName() { return m_wsTagName; }
-
- AttributeMap::iterator begin() { return m_Attributes.begin(); }
- AttributeMap::iterator end() { return m_Attributes.end(); }
-
- bool empty() const { return m_Attributes.empty(); }
-
- void SetTagNameObj(const CFX_WideString& wsName) { m_wsTagName = wsName; }
- void SetAttribute(const CFX_WideString& wsAttr,
- const CFX_WideString& wsValue) {
- m_Attributes.insert({wsAttr, wsValue});
- }
-
- bool m_bTagAvailable;
- bool m_bContent;
-
- protected:
- CFX_WideString m_wsTagName;
- AttributeMap m_Attributes;
-};
-
-class CXFA_TextParseContext : public CFX_Target {
- public:
- CXFA_TextParseContext();
- ~CXFA_TextParseContext() override;
-
- void SetDisplay(FDE_CSSDISPLAY eDisplay) { m_eDisplay = eDisplay; }
- FDE_CSSDISPLAY GetDisplay() const { return m_eDisplay; }
- void SetDecls(const CFDE_CSSDeclaration** ppDeclArray, int32_t iDeclCount);
- const CFDE_CSSDeclaration** GetDecls() {
- return const_cast<const CFDE_CSSDeclaration**>(m_ppMatchedDecls);
- }
- uint32_t CountDecls() const { return m_dwMatchedDecls; }
-
- IFDE_CSSComputedStyle* m_pParentStyle;
-
- protected:
- CFDE_CSSDeclaration** m_ppMatchedDecls;
- uint32_t m_dwMatchedDecls;
- FDE_CSSDISPLAY m_eDisplay;
-};
-
-class CXFA_TextParser {
- public:
- CXFA_TextParser();
- virtual ~CXFA_TextParser();
-
- void Reset();
- void DoParse(CFDE_XMLNode* pXMLContainer, CXFA_TextProvider* pTextProvider);
- IFDE_CSSComputedStyle* CreateRootStyle(CXFA_TextProvider* pTextProvider);
- IFDE_CSSComputedStyle* ComputeStyle(CFDE_XMLNode* pXMLNode,
- IFDE_CSSComputedStyle* pParentStyle);
- bool IsParsed() const { return !!m_pAllocator; }
-
- int32_t GetVAlign(CXFA_TextProvider* pTextProvider) const;
- FX_FLOAT GetTabInterval(IFDE_CSSComputedStyle* pStyle) const;
- int32_t CountTabs(IFDE_CSSComputedStyle* pStyle) const;
- bool IsSpaceRun(IFDE_CSSComputedStyle* pStyle) const;
- bool GetTabstops(IFDE_CSSComputedStyle* pStyle,
- CXFA_TextTabstopsContext* pTabstopContext);
- CFX_RetainPtr<CFGAS_GEFont> GetFont(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- FX_FLOAT GetFontSize(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- int32_t GetHorScale(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- CFDE_XMLNode* pXMLNode) const;
- int32_t GetVerScale(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- void GetUnderline(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- int32_t& iUnderline,
- int32_t& iPeriod) const;
- void GetLinethrough(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- int32_t& iLinethrough) const;
- FX_ARGB GetColor(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- FX_FLOAT GetBaseline(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- FX_FLOAT GetLineHeight(CXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- bool bFirst,
- FX_FLOAT fVerScale) const;
- bool GetEmbbedObj(CXFA_TextProvider* pTextProvider,
- CFDE_XMLNode* pXMLNode,
- CFX_WideString& wsValue);
- CXFA_TextParseContext* GetParseContextFromMap(CFDE_XMLNode* pXMLNode);
-
- protected:
- bool TagValidate(const CFX_WideString& str) const;
-
- private:
- void InitCSSData(CXFA_TextProvider* pTextProvider);
- void ParseRichText(CFDE_XMLNode* pXMLNode,
- IFDE_CSSComputedStyle* pParentStyle);
- void ParseTagInfo(CFDE_XMLNode* pXMLNode, CXFA_CSSTagProvider& tagProvider);
- IFDE_CSSStyleSheet* LoadDefaultSheetStyle();
- IFDE_CSSComputedStyle* CreateStyle(IFDE_CSSComputedStyle* pParentStyle);
- std::unique_ptr<IFX_MemoryAllocator> m_pAllocator;
- std::unique_ptr<CFDE_CSSStyleSelector> m_pSelector;
- IFDE_CSSStyleSheet* m_pUASheet;
- std::map<CFDE_XMLNode*, CXFA_TextParseContext*> m_mapXMLNodeToParseContext;
-};
-
-class CXFA_LoaderContext {
- public:
- CXFA_LoaderContext();
- ~CXFA_LoaderContext();
-
- bool m_bSaveLineHeight;
- FX_FLOAT m_fWidth;
- FX_FLOAT m_fHeight;
- FX_FLOAT m_fLastPos;
- FX_FLOAT m_fStartLineOffset;
- int32_t m_iChar;
- int32_t m_iLines;
- int32_t m_iTotalLines;
- CFDE_XMLNode* m_pXMLNode;
- CXFA_Node* m_pNode;
- IFDE_CSSComputedStyle* m_pParentStyle;
- CFX_ArrayTemplate<FX_FLOAT> m_lineHeights;
- uint32_t m_dwFlags;
- std::vector<FX_FLOAT> m_BlocksHeight;
-};
-
-class CXFA_LinkUserData : public IFX_Retainable, public CFX_Target {
- public:
- CXFA_LinkUserData(IFX_MemoryAllocator* pAllocator, FX_WCHAR* pszText);
- ~CXFA_LinkUserData() override;
-
- // IFX_Retainable:
- uint32_t Retain() override;
- uint32_t Release() override;
-
- const FX_WCHAR* GetLinkURL();
-
- protected:
- IFX_MemoryAllocator* m_pAllocator;
- uint32_t m_dwRefCount;
- CFX_WideString m_wsURLContent;
-};
-
-class CXFA_TextUserData : public IFX_Retainable, public CFX_Target {
- public:
- CXFA_TextUserData(IFX_MemoryAllocator* pAllocator,
- IFDE_CSSComputedStyle* pStyle);
- CXFA_TextUserData(IFX_MemoryAllocator* pAllocator,
- IFDE_CSSComputedStyle* pStyle,
- CXFA_LinkUserData* pLinkData);
- ~CXFA_TextUserData() override;
-
- // IFX_Retainable:
- uint32_t Retain() override;
- uint32_t Release() override;
-
- IFDE_CSSComputedStyle* m_pStyle;
- CXFA_LinkUserData* m_pLinkData;
-
- protected:
- IFX_MemoryAllocator* m_pAllocator;
- uint32_t m_dwRefCount;
-};
-
-class XFA_TextPiece : public CFX_Target {
- public:
- XFA_TextPiece();
- ~XFA_TextPiece() override;
-
- FX_WCHAR* pszText;
- int32_t iChars;
- int32_t* pWidths;
- int32_t iHorScale;
- int32_t iVerScale;
- int32_t iBidiLevel;
- int32_t iUnderline;
- int32_t iPeriod;
- int32_t iLineThrough;
- CFX_RetainPtr<CFGAS_GEFont> pFont;
- FX_ARGB dwColor;
- FX_FLOAT fFontSize;
- CFX_RectF rtPiece;
- CXFA_LinkUserData* pLinkData;
-};
-typedef CFX_ArrayTemplate<XFA_TextPiece*> CXFA_PieceArray;
-
-class CXFA_PieceLine : public CFX_Target {
- public:
- CXFA_PieceLine();
- ~CXFA_PieceLine() override;
-
- CXFA_PieceArray m_textPieces;
- CFX_Int32Array m_charCounts;
-};
-typedef CFX_ArrayTemplate<CXFA_PieceLine*> CXFA_PieceLineArray;
-
-struct XFA_TABSTOPS {
- uint32_t dwAlign;
- FX_FLOAT fTabstops;
-};
-
-class CXFA_TextTabstopsContext {
- public:
- CXFA_TextTabstopsContext();
- ~CXFA_TextTabstopsContext();
-
- void Append(uint32_t dwAlign, FX_FLOAT fTabstops);
- void RemoveAll();
- void Reset();
-
- CFX_ArrayTemplate<XFA_TABSTOPS> m_tabstops;
- int32_t m_iTabCount;
- int32_t m_iTabIndex;
- bool m_bTabstops;
- FX_FLOAT m_fTabWidth;
- FX_FLOAT m_fLeft;
-};
-
-class CXFA_TextLayout {
- public:
- explicit CXFA_TextLayout(CXFA_TextProvider* pTextProvider);
- ~CXFA_TextLayout();
-
- int32_t GetText(CFX_WideString& wsText);
- FX_FLOAT GetLayoutHeight();
- FX_FLOAT StartLayout(FX_FLOAT fWidth = -1);
- bool DoLayout(int32_t iBlockIndex,
- FX_FLOAT& fCalcHeight,
- FX_FLOAT fContentAreaHeight = -1,
- FX_FLOAT fTextHeight = -1);
-
- bool CalcSize(const CFX_SizeF& minSize,
- const CFX_SizeF& maxSize,
- CFX_SizeF& defaultSize);
- bool Layout(const CFX_SizeF& size, FX_FLOAT* fHeight = nullptr);
- void ItemBlocks(const CFX_RectF& rtText, int32_t iBlockIndex);
- bool DrawString(CFX_RenderDevice* pFxDevice,
- const CFX_Matrix& tmDoc2Device,
- const CFX_RectF& rtClip,
- int32_t iBlock = 0);
- bool IsLoaded() const { return m_pieceLines.GetSize() > 0; }
- void Unload();
- const CXFA_PieceLineArray* GetPieceLines();
-
- bool m_bHasBlock;
- CFX_Int32Array m_Blocks;
-
- private:
- void GetTextDataNode();
- CFDE_XMLNode* GetXMLContainerNode();
- CFX_RTFBreak* CreateBreak(bool bDefault);
- void InitBreak(FX_FLOAT fLineWidth);
- void InitBreak(IFDE_CSSComputedStyle* pStyle,
- FDE_CSSDISPLAY eDisplay,
- FX_FLOAT fLineWidth,
- CFDE_XMLNode* pXMLNode,
- IFDE_CSSComputedStyle* pParentStyle = nullptr);
- bool Loader(const CFX_SizeF& szText,
- FX_FLOAT& fLinePos,
- bool bSavePieces = true);
- void LoadText(CXFA_Node* pNode,
- const CFX_SizeF& szText,
- FX_FLOAT& fLinePos,
- bool bSavePieces);
- bool LoadRichText(CFDE_XMLNode* pXMLNode,
- const CFX_SizeF& szText,
- FX_FLOAT& fLinePos,
- IFDE_CSSComputedStyle* pParentStyle,
- bool bSavePieces,
- CXFA_LinkUserData* pLinkData = nullptr,
- bool bEndBreak = true,
- bool bIsOl = false,
- int32_t iLiCount = 0);
- bool AppendChar(const CFX_WideString& wsText,
- FX_FLOAT& fLinePos,
- FX_FLOAT fSpaceAbove,
- bool bSavePieces);
- void AppendTextLine(uint32_t dwStatus,
- FX_FLOAT& fLinePos,
- bool bSavePieces,
- bool bEndBreak = false);
- void EndBreak(uint32_t dwStatus, FX_FLOAT& fLinePos, bool bDefault);
- bool IsEnd(bool bSavePieces);
- void ProcessText(CFX_WideString& wsText);
- void UpdateAlign(FX_FLOAT fHeight, FX_FLOAT fBottom);
- void RenderString(CFDE_RenderDevice* pDevice,
- CFDE_Brush* pBrush,
- CXFA_PieceLine* pPieceLine,
- int32_t iPiece,
- FXTEXT_CHARPOS* pCharPos,
- const CFX_Matrix& tmDoc2Device);
- void RenderPath(CFDE_RenderDevice* pDevice,
- CFDE_Pen* pPen,
- CXFA_PieceLine* pPieceLine,
- int32_t iPiece,
- FXTEXT_CHARPOS* pCharPos,
- const CFX_Matrix& tmDoc2Device);
- int32_t GetDisplayPos(const XFA_TextPiece* pPiece,
- FXTEXT_CHARPOS* pCharPos,
- bool bCharCode = false);
- bool ToRun(const XFA_TextPiece* pPiece, FX_RTFTEXTOBJ& tr);
- void DoTabstops(IFDE_CSSComputedStyle* pStyle, CXFA_PieceLine* pPieceLine);
- bool Layout(int32_t iBlock);
- int32_t CountBlocks() const;
-
- CXFA_TextProvider* m_pTextProvider;
- CXFA_Node* m_pTextDataNode;
- bool m_bRichText;
- std::unique_ptr<IFX_MemoryAllocator> m_pAllocator;
- std::unique_ptr<CFX_RTFBreak> m_pBreak;
- std::unique_ptr<CXFA_LoaderContext> m_pLoader;
- int32_t m_iLines;
- FX_FLOAT m_fMaxWidth;
- CXFA_TextParser m_textParser;
- CXFA_PieceLineArray m_pieceLines;
- std::unique_ptr<CXFA_TextTabstopsContext> m_pTabstopContext;
- bool m_bBlockContinue;
-};
-
-#endif // XFA_FXFA_APP_XFA_TEXTLAYOUT_H_