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Unified Diff: xfa/src/fxfa/app/xfa_textlayout.h

Issue 1803723002: Move xfa/src up to xfa/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Rebase to master Created 4 years, 9 months ago
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Index: xfa/src/fxfa/app/xfa_textlayout.h
diff --git a/xfa/src/fxfa/app/xfa_textlayout.h b/xfa/src/fxfa/app/xfa_textlayout.h
deleted file mode 100644
index 2d8d1bf15e8b5e4606ceba0f2385b467ca30e2f0..0000000000000000000000000000000000000000
--- a/xfa/src/fxfa/app/xfa_textlayout.h
+++ /dev/null
@@ -1,425 +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_SRC_FXFA_APP_XFA_TEXTLAYOUT_H_
-#define XFA_SRC_FXFA_APP_XFA_TEXTLAYOUT_H_
-
-#include "xfa/src/fde/css/fde_css.h"
-#include "xfa/src/fde/fde_brush.h"
-#include "xfa/src/fde/fde_renderdevice.h"
-#include "xfa/src/fgas/layout/fgas_rtfbreak.h"
-#include "xfa/src/fxfa/app/xfa_ffdoc.h"
-#include "xfa/src/fxfa/parser/xfa_object.h"
-
-#define XFA_LOADERCNTXTFLG_FILTERSPACE 0x001
-
-class CXFA_Para;
-class CXFA_Font;
-class CXFA_TextTabstopsContext;
-
-class IXFA_TextProvider {
- public:
- virtual ~IXFA_TextProvider() {}
- virtual CXFA_Node* GetTextNode(FX_BOOL& bRichText) = 0;
- virtual CXFA_Para GetParaNode() = 0;
- virtual CXFA_Font GetFontNode() = 0;
- virtual FX_BOOL IsCheckButtonAndAutoWidth() = 0;
- virtual CXFA_FFDoc* GetDocNode() = 0;
- virtual FX_BOOL GetEmbbedObj(FX_BOOL bURI,
- FX_BOOL bRaw,
- const CFX_WideString& wsAttr,
- CFX_WideString& wsValue) = 0;
-};
-
-class CXFA_CSSTagProvider : public IFDE_CSSTagProvider {
- public:
- CXFA_CSSTagProvider() : m_bTagAviliable(FALSE), m_bContent(FALSE) {}
- virtual ~CXFA_CSSTagProvider();
- virtual CFX_WideStringC GetTagName() { return m_wsTagName; }
- virtual FX_POSITION GetFirstAttribute() {
- return m_Attributes.GetStartPosition();
- }
- virtual void GetNextAttribute(FX_POSITION& pos,
- CFX_WideStringC& wsAttr,
- CFX_WideStringC& wsValue);
- void SetTagNameObj(const CFX_WideString& wsName) { m_wsTagName = wsName; }
- void SetAttribute(const CFX_WideString& wsAttr,
- const CFX_WideString& wsValue);
- FX_BOOL m_bTagAviliable;
- FX_BOOL m_bContent;
-
- protected:
- CFX_WideString m_wsTagName;
- CFX_MapPtrToPtr m_Attributes;
-};
-
-class CXFA_TextParseContext : public CFX_Target {
- public:
- CXFA_TextParseContext()
- : m_pParentStyle(nullptr),
- m_ppMatchedDecls(nullptr),
- m_dwMatchedDecls(0),
- m_eDisplay(FDE_CSSDISPLAY_None) {}
- ~CXFA_TextParseContext() {
- if (m_pParentStyle)
- m_pParentStyle->Release();
- FX_Free(m_ppMatchedDecls);
- }
- void SetDisplay(FDE_CSSDISPLAY eDisplay) { m_eDisplay = eDisplay; }
- FDE_CSSDISPLAY GetDisplay() const { return m_eDisplay; }
- void SetDecls(const IFDE_CSSDeclaration** ppDeclArray, int32_t iDeclCount);
- const IFDE_CSSDeclaration** GetDecls() {
- return (const IFDE_CSSDeclaration**)m_ppMatchedDecls;
- }
- FX_DWORD CountDecls() const { return m_dwMatchedDecls; }
- IFDE_CSSComputedStyle* m_pParentStyle;
-
- protected:
- IFDE_CSSDeclaration** m_ppMatchedDecls;
- FX_DWORD m_dwMatchedDecls;
- FDE_CSSDISPLAY m_eDisplay;
-};
-
-class CXFA_TextParser {
- public:
- CXFA_TextParser() : m_pAllocator(NULL), m_pSelector(NULL), m_pUASheet(NULL) {}
- virtual ~CXFA_TextParser();
- void Reset();
- void DoParse(IFDE_XMLNode* pXMLContainer, IXFA_TextProvider* pTextProvider);
- IFDE_CSSComputedStyle* CreateRootStyle(IXFA_TextProvider* pTextProvider);
- IFDE_CSSComputedStyle* ComputeStyle(IFDE_XMLNode* pXMLNode,
- IFDE_CSSComputedStyle* pParentStyle);
- FX_BOOL IsParsed() const { return m_pAllocator != NULL; }
-
- int32_t GetVAlgin(IXFA_TextProvider* pTextProvider) const;
- FX_FLOAT GetTabInterval(IFDE_CSSComputedStyle* pStyle) const;
- int32_t CountTabs(IFDE_CSSComputedStyle* pStyle) const;
- FX_BOOL IsSpaceRun(IFDE_CSSComputedStyle* pStyle) const;
- FX_BOOL GetTabstops(IFDE_CSSComputedStyle* pStyle,
- CXFA_TextTabstopsContext* pTabstopContext);
- IFX_Font* GetFont(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- FX_FLOAT GetFontSize(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- int32_t GetHorScale(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- IFDE_XMLNode* pXMLNode) const;
- int32_t GetVerScale(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- void GetUnderline(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- int32_t& iUnderline,
- int32_t& iPeriod) const;
- void GetLinethrough(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- int32_t& iLinethrough) const;
- FX_ARGB GetColor(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- FX_FLOAT GetBaseline(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle) const;
- FX_FLOAT GetLineHeight(IXFA_TextProvider* pTextProvider,
- IFDE_CSSComputedStyle* pStyle,
- FX_BOOL bFirst,
- FX_FLOAT fVerScale) const;
- FX_BOOL GetEmbbedObj(IXFA_TextProvider* pTextProvider,
- IFDE_XMLNode* pXMLNode,
- CFX_WideString& wsValue);
- CXFA_TextParseContext* GetParseContextFromMap(IFDE_XMLNode* pXMLNode);
-
- private:
- void InitCSSData(IXFA_TextProvider* pTextProvider);
- void ParseRichText(IFDE_XMLNode* pXMLNode,
- IFDE_CSSComputedStyle* pParentStyle);
- void ParseTagInfo(IFDE_XMLNode* pXMLNode, CXFA_CSSTagProvider& tagProvider);
- IFDE_CSSStyleSheet* LoadDefaultSheetStyle();
- IFDE_CSSComputedStyle* CreateStyle(IFDE_CSSComputedStyle* pParentStyle);
- IFX_MEMAllocator* m_pAllocator;
- IFDE_CSSStyleSelector* m_pSelector;
- IFDE_CSSStyleSheet* m_pUASheet;
- CFX_MapPtrTemplate<IFDE_XMLNode*, CXFA_TextParseContext*>
- m_mapXMLNodeToParseContext;
-};
-
-class CXFA_LoaderContext {
- public:
- CXFA_LoaderContext()
- : m_bSaveLineHeight(FALSE),
- m_fWidth(0),
- m_fHeight(0),
- m_fLastPos(0),
- m_fStartLineOffset(0),
- m_iChar(0),
- m_iTotalLines(-1),
- m_pXMLNode(NULL),
- m_pNode(NULL),
- m_pParentStyle(NULL),
- m_dwFlags(0) {}
- FX_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;
- IFDE_XMLNode* m_pXMLNode;
- CXFA_Node* m_pNode;
- IFDE_CSSComputedStyle* m_pParentStyle;
- CFX_ArrayTemplate<FX_FLOAT> m_lineHeights;
- FX_DWORD m_dwFlags;
- CFX_FloatArray m_BlocksHeight;
-};
-
-class CXFA_LinkUserData : public IFX_Unknown, public CFX_Target {
- public:
- CXFA_LinkUserData(IFX_MEMAllocator* pAllocator, FX_WCHAR* pszText)
- : m_pAllocator(pAllocator), m_dwRefCount(1) {
- m_pszURLContent = pszText;
- }
- ~CXFA_LinkUserData() {}
- virtual FX_DWORD Release() {
- FX_DWORD dwRefCount = --m_dwRefCount;
- if (dwRefCount <= 0) {
- FXTARGET_DeleteWith(CXFA_LinkUserData, m_pAllocator, this);
- }
- return dwRefCount;
- }
- virtual FX_DWORD AddRef() { return ++m_dwRefCount; }
-
- public:
- const FX_WCHAR* GetLinkURL() { return m_pszURLContent; }
-
- protected:
- IFX_MEMAllocator* m_pAllocator;
- FX_DWORD m_dwRefCount;
- CFX_WideString m_pszURLContent;
-};
-
-class CXFA_TextUserData : public IFX_Unknown, public CFX_Target {
- public:
- CXFA_TextUserData(IFX_MEMAllocator* pAllocator, IFDE_CSSComputedStyle* pStyle)
- : m_pStyle(pStyle),
- m_pLinkData(nullptr),
- m_pAllocator(pAllocator),
- m_dwRefCount(0) {
- FXSYS_assert(m_pAllocator);
- if (m_pStyle)
- m_pStyle->AddRef();
- }
- CXFA_TextUserData(IFX_MEMAllocator* pAllocator,
- IFDE_CSSComputedStyle* pStyle,
- CXFA_LinkUserData* pLinkData)
- : m_pStyle(pStyle),
- m_pLinkData(pLinkData),
- m_pAllocator(pAllocator),
- m_dwRefCount(0) {
- FXSYS_assert(m_pAllocator);
- if (m_pStyle)
- m_pStyle->AddRef();
- }
- ~CXFA_TextUserData() {
- if (m_pStyle)
- m_pStyle->Release();
- if (m_pLinkData)
- m_pLinkData->Release();
- }
- virtual FX_DWORD Release() {
- FX_DWORD dwRefCount = --m_dwRefCount;
- if (dwRefCount == 0) {
- FXTARGET_DeleteWith(CXFA_TextUserData, m_pAllocator, this);
- }
- return dwRefCount;
- }
- virtual FX_DWORD AddRef() { return ++m_dwRefCount; }
-
- IFDE_CSSComputedStyle* m_pStyle;
- CXFA_LinkUserData* m_pLinkData;
-
- protected:
- IFX_MEMAllocator* m_pAllocator;
- FX_DWORD m_dwRefCount;
-};
-
-class XFA_TextPiece : public CFX_Target {
- public:
- XFA_TextPiece() : pszText(nullptr), pFont(nullptr), pLinkData(nullptr) {}
- ~XFA_TextPiece() {
- if (pLinkData)
- pLinkData->Release();
- }
-
- 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;
- IFX_Font* 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_PieceArray m_textPieces;
- CFX_Int32Array m_charCounts;
-};
-typedef CFX_ArrayTemplate<CXFA_PieceLine*> CXFA_PieceLineArray;
-
-struct XFA_TABSTOPS {
- FX_DWORD dwAlign;
- FX_FLOAT fTabstops;
-};
-
-class CXFA_TextTabstopsContext {
- public:
- CXFA_TextTabstopsContext()
- : m_iTabCount(0),
- m_iTabIndex(-1),
- m_bTabstops(FALSE),
- m_fTabWidth(0),
- m_fLeft(0) {}
- void Append(FX_DWORD dwAlign, FX_FLOAT fTabstops) {
- int32_t i = 0;
- for (i = 0; i < m_iTabCount; i++) {
- XFA_TABSTOPS* pTabstop = m_tabstops.GetDataPtr(i);
- if (fTabstops < pTabstop->fTabstops) {
- break;
- }
- }
- m_tabstops.InsertSpaceAt(i, 1);
- XFA_TABSTOPS tabstop;
- tabstop.dwAlign = dwAlign;
- tabstop.fTabstops = fTabstops;
- m_tabstops.SetAt(i, tabstop);
- m_iTabCount++;
- }
- void RemoveAll() {
- m_tabstops.RemoveAll();
- m_iTabCount = 0;
- }
- void Reset() {
- m_iTabIndex = -1;
- m_bTabstops = FALSE;
- m_fTabWidth = 0;
- m_fLeft = 0;
- }
- CFX_ArrayTemplate<XFA_TABSTOPS> m_tabstops;
- int32_t m_iTabCount;
- int32_t m_iTabIndex;
- FX_BOOL m_bTabstops;
- FX_FLOAT m_fTabWidth;
- FX_FLOAT m_fLeft;
-};
-
-class CXFA_TextLayout {
- public:
- CXFA_TextLayout(IXFA_TextProvider* pTextProvider);
- virtual ~CXFA_TextLayout();
- int32_t GetText(CFX_WideString& wsText);
- FX_FLOAT GetLayoutHeight();
- FX_FLOAT StartLayout(FX_FLOAT fWidth = -1);
- FX_BOOL DoLayout(int32_t iBlockIndex,
- FX_FLOAT& fCalcHeight,
- FX_FLOAT fContentAreaHeight = -1,
- FX_FLOAT fTextHeight = -1);
-
- FX_BOOL CalcSize(const CFX_SizeF& minSize,
- const CFX_SizeF& maxSize,
- CFX_SizeF& defaultSize);
- FX_BOOL Layout(const CFX_SizeF& size, FX_FLOAT* fHeight = NULL);
- void ItemBlocks(const CFX_RectF& rtText, int32_t iBlockIndex);
- FX_BOOL DrawString(CFX_RenderDevice* pFxDevice,
- const CFX_Matrix& tmDoc2Device,
- const CFX_RectF& rtClip,
- int32_t iBlock = 0);
- FX_BOOL IsLoaded() const { return m_pieceLines.GetSize() > 0; }
- void Unload();
- const CXFA_PieceLineArray* GetPieceLines();
-
- FX_BOOL m_bHasBlock;
- CFX_Int32Array m_Blocks;
-
- private:
- void GetTextDataNode();
- IFDE_XMLNode* GetXMLContainerNode();
- IFX_RTFBreak* CreateBreak(FX_BOOL bDefault);
- void InitBreak(FX_FLOAT fLineWidth);
- void InitBreak(IFDE_CSSComputedStyle* pStyle,
- FDE_CSSDISPLAY eDisplay,
- FX_FLOAT fLineWidth,
- IFDE_XMLNode* pXMLNode,
- IFDE_CSSComputedStyle* pParentStyle = NULL);
- FX_BOOL Loader(const CFX_SizeF& szText,
- FX_FLOAT& fLinePos,
- FX_BOOL bSavePieces = TRUE);
- void LoadText(CXFA_Node* pNode,
- const CFX_SizeF& szText,
- FX_FLOAT& fLinePos,
- FX_BOOL bSavePieces);
- FX_BOOL LoadRichText(IFDE_XMLNode* pXMLNode,
- const CFX_SizeF& szText,
- FX_FLOAT& fLinePos,
- IFDE_CSSComputedStyle* pParentStyle,
- FX_BOOL bSavePieces,
- CXFA_LinkUserData* pLinkData = NULL,
- FX_BOOL bEndBreak = TRUE,
- FX_BOOL bIsOl = FALSE,
- int32_t iLiCount = 0);
- FX_BOOL AppendChar(const CFX_WideString& wsText,
- FX_FLOAT& fLinePos,
- FX_FLOAT fSpaceAbove,
- FX_BOOL bSavePieces);
- void AppendTextLine(FX_DWORD dwStatus,
- FX_FLOAT& fLinePos,
- FX_BOOL bSavePieces,
- FX_BOOL bEndBreak = FALSE);
- void EndBreak(FX_DWORD dwStatus, FX_FLOAT& fLinePos, FX_BOOL bDefault);
- FX_BOOL IsEnd(FX_BOOL bSavePieces);
- void ProcessText(CFX_WideString& wsText);
- void UpdateAlign(FX_FLOAT fHeight, FX_FLOAT fBottom);
- void RenderString(IFDE_RenderDevice* pDevice,
- IFDE_SolidBrush* pBrush,
- CXFA_PieceLine* pPieceLine,
- int32_t iPiece,
- FXTEXT_CHARPOS* pCharPos,
- const CFX_Matrix& tmDoc2Device);
- void RenderPath(IFDE_RenderDevice* pDevice,
- IFDE_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,
- FX_BOOL bCharCode = FALSE);
- FX_BOOL ToRun(const XFA_TextPiece* pPiece, FX_RTFTEXTOBJ& tr);
- void DoTabstops(IFDE_CSSComputedStyle* pStyle, CXFA_PieceLine* pPieceLine);
- FX_BOOL Layout(int32_t iBlock);
- int32_t CountBlocks() const;
-
- IXFA_TextProvider* m_pTextProvider;
- CXFA_Node* m_pTextDataNode;
- FX_BOOL m_bRichText;
- IFX_MEMAllocator* m_pAllocator;
- IFX_RTFBreak* m_pBreak;
- CXFA_LoaderContext* m_pLoader;
- int32_t m_iLines;
- FX_FLOAT m_fMaxWidth;
- CXFA_TextParser m_textParser;
- CXFA_PieceLineArray m_pieceLines;
- CXFA_TextTabstopsContext* m_pTabstopContext;
- FX_BOOL m_bBlockContinue;
-};
-
-#endif // XFA_SRC_FXFA_APP_XFA_TEXTLAYOUT_H_
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