Move xfa/src up to xfa/.

xfa/src/fgas/font/fgas_gefont.cpp

Index: xfa/src/fgas/font/fgas_gefont.cpp
diff --git a/xfa/src/fgas/font/fgas_gefont.cpp b/xfa/src/fgas/font/fgas_gefont.cpp
deleted file mode 100644
index df614a57c3a7bda3f0833ec007d76e1d04be2781..0000000000000000000000000000000000000000
--- a/xfa/src/fgas/font/fgas_gefont.cpp
+++ /dev/null
@@ -1,572 +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
-
-#include "xfa/src/fgas/font/fgas_gefont.h"
-
-#include "xfa/src/fgas/crt/fgas_codepage.h"
-#include "xfa/src/fgas/font/fgas_fontutils.h"
-
-IFX_Font* IFX_Font::LoadFont(const FX_WCHAR* pszFontFamily,
-                             FX_DWORD dwFontStyles,
-                             FX_WORD wCodePage,
-                             IFX_FontMgr* pFontMgr) {
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-  if (NULL != pFontMgr) {
-    return pFontMgr->GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily);
-  }
-  return NULL;
-#else
-  CFX_GEFont* pFont = new CFX_GEFont(pFontMgr);
-  if (!pFont->LoadFont(pszFontFamily, dwFontStyles, wCodePage)) {
-    pFont->Release();
-    return NULL;
-  }
-  return pFont;
-#endif
-}
-IFX_Font* IFX_Font::LoadFont(const uint8_t* pBuffer,
-                             int32_t iLength,
-                             IFX_FontMgr* pFontMgr) {
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-  if (NULL != pFontMgr) {
-    return pFontMgr->LoadFont(pBuffer, iLength, 0, NULL);
-  }
-  return NULL;
-#else
-  CFX_GEFont* pFont = new CFX_GEFont(pFontMgr);
-  if (!pFont->LoadFont(pBuffer, iLength)) {
-    pFont->Release();
-    return NULL;
-  }
-  return pFont;
-#endif
-}
-IFX_Font* IFX_Font::LoadFont(const FX_WCHAR* pszFileName,
-                             IFX_FontMgr* pFontMgr) {
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-  if (NULL != pFontMgr) {
-    return pFontMgr->LoadFont(pszFileName, 0, NULL);
-  }
-  return NULL;
-#else
-  CFX_GEFont* pFont = new CFX_GEFont(pFontMgr);
-  if (!pFont->LoadFont(pszFileName)) {
-    pFont->Release();
-    return NULL;
-  }
-  return pFont;
-#endif
-}
-IFX_Font* IFX_Font::LoadFont(IFX_Stream* pFontStream,
-                             IFX_FontMgr* pFontMgr,
-                             FX_BOOL bSaveStream) {
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-  if (NULL != pFontMgr) {
-    return pFontMgr->LoadFont(pFontStream, 0, NULL);
-  }
-  return NULL;
-#else
-  CFX_GEFont* pFont = new CFX_GEFont(pFontMgr);
-  if (!pFont->LoadFont(pFontStream, bSaveStream)) {
-    pFont->Release();
-    return NULL;
-  }
-  return pFont;
-#endif
-}
-IFX_Font* IFX_Font::LoadFont(CFX_Font* pExtFont,
-                             IFX_FontMgr* pFontMgr,
-                             FX_BOOL bTakeOver) {
-  CFX_GEFont* pFont = new CFX_GEFont(pFontMgr);
-  if (!pFont->LoadFont(pExtFont, bTakeOver)) {
-    pFont->Release();
-    return NULL;
-  }
-  return pFont;
-}
-CFX_GEFont::CFX_GEFont(IFX_FontMgr* pFontMgr)
-    :
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-      m_bUseLogFontStyle(FALSE),
-      m_dwLogFontStyle(0),
-#endif
-      m_pFont(NULL),
-      m_pFontMgr(pFontMgr),
-      m_iRefCount(1),
-      m_bExtFont(FALSE),
-      m_pStream(NULL),
-      m_pFileRead(NULL),
-      m_pFontEncoding(NULL),
-      m_pCharWidthMap(NULL),
-      m_pRectArray(NULL),
-      m_pBBoxMap(NULL),
-      m_pProvider(NULL),
-      m_wCharSet(0xFFFF),
-      m_SubstFonts(),
-      m_FontMapper(16) {
-}
-
-CFX_GEFont::CFX_GEFont(const CFX_GEFont& src, FX_DWORD dwFontStyles)
-    :
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-      m_bUseLogFontStyle(FALSE),
-      m_dwLogFontStyle(0),
-#endif
-      m_pFont(NULL),
-      m_pFontMgr(src.m_pFontMgr),
-      m_iRefCount(1),
-      m_bExtFont(FALSE),
-      m_pStream(NULL),
-      m_pFileRead(NULL),
-      m_pFontEncoding(NULL),
-      m_pCharWidthMap(NULL),
-      m_pRectArray(NULL),
-      m_pBBoxMap(NULL),
-      m_pProvider(NULL),
-      m_wCharSet(0xFFFF),
-      m_SubstFonts(),
-      m_FontMapper(16) {
-  m_pFont = new CFX_Font;
-  FXSYS_assert(m_pFont != NULL);
-  FXSYS_assert(src.m_pFont != NULL);
-  m_pFont->LoadClone(src.m_pFont);
-  CFX_SubstFont* pSubst = m_pFont->GetSubstFont();
-  if (!pSubst) {
-    pSubst = new CFX_SubstFont;
-    m_pFont->SetSubstFont(pSubst);
-  }
-  pSubst->m_Weight =
-      (dwFontStyles & FX_FONTSTYLE_Bold) ? FXFONT_FW_BOLD : FXFONT_FW_NORMAL;
-  if (dwFontStyles & FX_FONTSTYLE_Italic) {
-    pSubst->m_SubstFlags |= FXFONT_SUBST_ITALIC;
-  }
-  InitFont();
-}
-CFX_GEFont::~CFX_GEFont() {
-  int32_t iCount = m_SubstFonts.GetSize();
-  for (int32_t i = 0; i < iCount; i++) {
-    IFX_Font* pFont = (IFX_Font*)m_SubstFonts[i];
-    pFont->Release();
-  }
-  m_SubstFonts.RemoveAll();
-  m_FontMapper.RemoveAll();
-  if (m_pFileRead != NULL) {
-    m_pFileRead->Release();
-  }
-  if (m_pStream != NULL) {
-    m_pStream->Release();
-  }
-  if (m_pFontEncoding != NULL) {
-    delete m_pFontEncoding;
-  }
-  if (m_pCharWidthMap != NULL) {
-    delete m_pCharWidthMap;
-  }
-  if (m_pRectArray != NULL) {
-    delete m_pRectArray;
-  }
-  if (m_pBBoxMap != NULL) {
-    delete m_pBBoxMap;
-  }
-  if (m_pFont != NULL && !m_bExtFont) {
-    delete m_pFont;
-  }
-}
-void CFX_GEFont::Release() {
-  if (--m_iRefCount < 1) {
-    if (m_pFontMgr != NULL) {
-      m_pFontMgr->RemoveFont(this);
-    }
-    delete this;
-  }
-}
-IFX_Font* CFX_GEFont::Retain() {
-  ++m_iRefCount;
-  return this;
-}
-FX_BOOL CFX_GEFont::LoadFont(const FX_WCHAR* pszFontFamily,
-                             FX_DWORD dwFontStyles,
-                             FX_WORD wCodePage) {
-  if (m_pFont) {
-    return FALSE;
-  }
-  CFX_ByteString csFontFamily;
-  if (pszFontFamily != NULL) {
-    csFontFamily = CFX_ByteString::FromUnicode(pszFontFamily);
-  }
-  FX_DWORD dwFlags = 0;
-  if (dwFontStyles & FX_FONTSTYLE_FixedPitch) {
-    dwFlags |= FXFONT_FIXED_PITCH;
-  }
-  if (dwFontStyles & FX_FONTSTYLE_Serif) {
-    dwFlags |= FXFONT_SERIF;
-  }
-  if (dwFontStyles & FX_FONTSTYLE_Symbolic) {
-    dwFlags |= FXFONT_SYMBOLIC;
-  }
-  if (dwFontStyles & FX_FONTSTYLE_Script) {
-    dwFlags |= FXFONT_SCRIPT;
-  }
-  if (dwFontStyles & FX_FONTSTYLE_Italic) {
-    dwFlags |= FXFONT_ITALIC;
-  }
-  if (dwFontStyles & FX_FONTSTYLE_Bold) {
-    dwFlags |= FXFONT_BOLD;
-  }
-  if (dwFontStyles & FX_FONTSTYLE_ExactMatch) {
-    dwFlags |= FXFONT_EXACTMATCH;
-  }
-  int32_t iWeight =
-      (dwFontStyles & FX_FONTSTYLE_Bold) ? FXFONT_FW_BOLD : FXFONT_FW_NORMAL;
-  FX_WORD wCharSet = FX_GetCharsetFromCodePage(wCodePage);
-  if (wCharSet == 0xFFFF) {
-    wCharSet = FXSYS_GetACP();
-  }
-  m_wCharSet = wCharSet;
-  m_pFont = new CFX_Font;
-  if ((dwFlags & FXFONT_ITALIC) && (dwFlags & FXFONT_BOLD)) {
-    csFontFamily += ",BoldItalic";
-  } else if (dwFlags & FXFONT_BOLD) {
-    csFontFamily += ",Bold";
-  } else if (dwFlags & FXFONT_ITALIC) {
-    csFontFamily += ",Italic";
-  }
-  m_pFont->LoadSubst(csFontFamily, TRUE, dwFlags, iWeight, 0, wCodePage);
-  FX_BOOL bRet = m_pFont->GetFace() != nullptr;
-  if (bRet) {
-    bRet = InitFont();
-  }
-  return bRet;
-}
-FX_BOOL CFX_GEFont::LoadFont(const uint8_t* pBuffer, int32_t length) {
-  if (m_pFont) {
-    return FALSE;
-  }
-  m_pFont = new CFX_Font;
-  FX_BOOL bRet = m_pFont->LoadEmbedded(pBuffer, length);
-  if (bRet) {
-    bRet = InitFont();
-  }
-  m_wCharSet = 0xFFFF;
-  return bRet;
-}
-FX_BOOL CFX_GEFont::LoadFont(const FX_WCHAR* pszFileName) {
-  if (m_pFont || m_pStream || m_pFileRead) {
-    return FALSE;
-  }
-  m_pStream = IFX_Stream::CreateStream(
-      pszFileName, FX_STREAMACCESS_Binary | FX_STREAMACCESS_Read);
-  m_pFileRead = FX_CreateFileRead(m_pStream);
-  FX_BOOL bRet = FALSE;
-  if (m_pStream && m_pFileRead) {
-    m_pFont = new CFX_Font;
-    bRet = m_pFont->LoadFile(m_pFileRead);
-    if (bRet) {
-      bRet = InitFont();
-    } else {
-      m_pFileRead->Release();
-      m_pFileRead = nullptr;
-    }
-  }
-  m_wCharSet = 0xFFFF;
-  return bRet;
-}
-FX_BOOL CFX_GEFont::LoadFont(IFX_Stream* pFontStream, FX_BOOL bSaveStream) {
-  if (m_pFont || m_pFileRead || !pFontStream || pFontStream->GetLength() < 1) {
-    return FALSE;
-  }
-  if (bSaveStream) {
-    m_pStream = pFontStream;
-  }
-  m_pFileRead = FX_CreateFileRead(pFontStream);
-  m_pFont = new CFX_Font;
-  FX_BOOL bRet = m_pFont->LoadFile(m_pFileRead);
-  if (bRet) {
-    bRet = InitFont();
-  } else {
-    m_pFileRead->Release();
-    m_pFileRead = nullptr;
-  }
-  m_wCharSet = 0xFFFF;
-  return bRet;
-}
-FX_BOOL CFX_GEFont::LoadFont(CFX_Font* pExtFont, FX_BOOL bTakeOver) {
-  if (m_pFont || !pExtFont) {
-    return FALSE;
-  }
-  m_pFont = pExtFont;
-  FX_BOOL bRet = !!m_pFont;
-  if (bRet) {
-    m_bExtFont = !bTakeOver;
-    bRet = InitFont();
-  } else {
-    m_bExtFont = TRUE;
-  }
-  m_wCharSet = 0xFFFF;
-  return bRet;
-}
-FX_BOOL CFX_GEFont::InitFont() {
-  if (!m_pFont) {
-    return FALSE;
-  }
-  if (!m_pFontEncoding) {
-    m_pFontEncoding = FX_CreateFontEncodingEx(m_pFont);
-    if (!m_pFontEncoding) {
-      return FALSE;
-    }
-  }
-  if (!m_pCharWidthMap) {
-    m_pCharWidthMap = new CFX_WordDiscreteArray(1024);
-  }
-  if (!m_pRectArray) {
-    m_pRectArray = new CFX_RectMassArray(16);
-  }
-  if (!m_pBBoxMap) {
-    m_pBBoxMap = new CFX_MapPtrToPtr(16);
-  }
-  return TRUE;
-}
-IFX_Font* CFX_GEFont::Derive(FX_DWORD dwFontStyles, FX_WORD wCodePage) {
-  if (GetFontStyles() == dwFontStyles) {
-    return Retain();
-  }
-  return new CFX_GEFont(*this, dwFontStyles);
-}
-uint8_t CFX_GEFont::GetCharSet() const {
-  if (m_wCharSet != 0xFFFF) {
-    return (uint8_t)m_wCharSet;
-  }
-  if (!m_pFont->GetSubstFont()) {
-    return FX_CHARSET_Default;
-  }
-  return m_pFont->GetSubstFont()->m_Charset;
-}
-void CFX_GEFont::GetFamilyName(CFX_WideString& wsFamily) const {
-  if (!m_pFont->GetSubstFont() ||
-      m_pFont->GetSubstFont()->m_Family.GetLength() == 0) {
-    wsFamily = CFX_WideString::FromLocal(m_pFont->GetFamilyName());
-  } else {
-    wsFamily = CFX_WideString::FromLocal(m_pFont->GetSubstFont()->m_Family);
-  }
-}
-void CFX_GEFont::GetPsName(CFX_WideString& wsName) const {
-  wsName = m_pFont->GetPsName();
-}
-FX_DWORD CFX_GEFont::GetFontStyles() const {
-  FXSYS_assert(m_pFont != NULL);
-#if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
-  if (m_bUseLogFontStyle) {
-    return m_dwLogFontStyle;
-  }
-#endif
-  FX_DWORD dwStyles = 0;
-  if (!m_pFont->GetSubstFont()) {
-    if (m_pFont->IsBold()) {
-      dwStyles |= FX_FONTSTYLE_Bold;
-    }
-    if (m_pFont->IsItalic()) {
-      dwStyles |= FX_FONTSTYLE_Italic;
-    }
-  } else {
-    if (m_pFont->GetSubstFont()->m_Weight == FXFONT_FW_BOLD) {
-      dwStyles |= FX_FONTSTYLE_Bold;
-    }
-    if (m_pFont->GetSubstFont()->m_SubstFlags & FXFONT_SUBST_ITALIC) {
-      dwStyles |= FX_FONTSTYLE_Italic;
-    }
-  }
-  return dwStyles;
-}
-FX_BOOL CFX_GEFont::GetCharWidth(FX_WCHAR wUnicode,
-                                 int32_t& iWidth,
-                                 FX_BOOL bCharCode) {
-  return GetCharWidth(wUnicode, iWidth, TRUE, bCharCode);
-}
-FX_BOOL CFX_GEFont::GetCharWidth(FX_WCHAR wUnicode,
-                                 int32_t& iWidth,
-                                 FX_BOOL bRecursive,
-                                 FX_BOOL bCharCode) {
-  FXSYS_assert(m_pCharWidthMap != NULL);
-  iWidth = m_pCharWidthMap->GetAt(wUnicode, 0);
-  if (iWidth < 1) {
-    if (!m_pProvider ||
-        !m_pProvider->GetCharWidth(this, wUnicode, iWidth, bCharCode)) {
-      IFX_Font* pFont = NULL;
-      int32_t iGlyph = GetGlyphIndex(wUnicode, TRUE, &pFont, bCharCode);
-      if (iGlyph != 0xFFFF && pFont != NULL) {
-        if (pFont == (IFX_Font*)this) {
-          iWidth = m_pFont->GetGlyphWidth(iGlyph);
-          if (iWidth < 0) {
-            iWidth = -1;
-          }
-        } else if (((CFX_GEFont*)pFont)
-                       ->GetCharWidth(wUnicode, iWidth, FALSE, bCharCode)) {
-          return TRUE;
-        }
-      } else {
-        iWidth = -1;
-      }
-    }
-    m_pCharWidthMap->SetAtGrow(wUnicode, (int16_t)iWidth);
-  } else if (iWidth == 65535) {
-    iWidth = -1;
-  }
-  return iWidth > 0;
-}
-FX_BOOL CFX_GEFont::GetCharBBox(FX_WCHAR wUnicode,
-                                CFX_Rect& bbox,
-                                FX_BOOL bCharCode) {
-  return GetCharBBox(wUnicode, bbox, TRUE, bCharCode);
-}
-FX_BOOL CFX_GEFont::GetCharBBox(FX_WCHAR wUnicode,
-                                CFX_Rect& bbox,
-                                FX_BOOL bRecursive,
-                                FX_BOOL bCharCode) {
-  FXSYS_assert(m_pRectArray != NULL);
-  FXSYS_assert(m_pBBoxMap != NULL);
-  void* pRect = NULL;
-  if (!m_pBBoxMap->Lookup((void*)(uintptr_t)wUnicode, pRect)) {
-    IFX_Font* pFont = NULL;
-    int32_t iGlyph = GetGlyphIndex(wUnicode, TRUE, &pFont, bCharCode);
-    if (iGlyph != 0xFFFF && pFont != NULL) {
-      if (pFont == (IFX_Font*)this) {
-        FX_RECT rtBBox;
-        if (m_pFont->GetGlyphBBox(iGlyph, rtBBox)) {
-          CFX_Rect rt;
-          rt.Set(rtBBox.left, rtBBox.top, rtBBox.Width(), rtBBox.Height());
-          int32_t index = m_pRectArray->Add(rt);
-          pRect = m_pRectArray->GetPtrAt(index);
-          m_pBBoxMap->SetAt((void*)(uintptr_t)wUnicode, pRect);
-        }
-      } else if (((CFX_GEFont*)pFont)
-                     ->GetCharBBox(wUnicode, bbox, FALSE, bCharCode)) {
-        return TRUE;
-      }
-    }
-  }
-  if (!pRect)
-    return FALSE;
-
-  bbox = *static_cast<const CFX_Rect*>(pRect);
-  return TRUE;
-}
-FX_BOOL CFX_GEFont::GetBBox(CFX_Rect& bbox) {
-  FX_RECT rt(0, 0, 0, 0);
-  FX_BOOL bRet = m_pFont->GetBBox(rt);
-  if (bRet) {
-    bbox.left = rt.left;
-    bbox.width = rt.Width();
-    bbox.top = rt.bottom;
-    bbox.height = -rt.Height();
-  }
-  return bRet;
-}
-int32_t CFX_GEFont::GetItalicAngle() const {
-  if (!m_pFont->GetSubstFont()) {
-    return 0;
-  }
-  return m_pFont->GetSubstFont()->m_ItalicAngle;
-}
-int32_t CFX_GEFont::GetGlyphIndex(FX_WCHAR wUnicode, FX_BOOL bCharCode) {
-  return GetGlyphIndex(wUnicode, TRUE, NULL, bCharCode);
-}
-int32_t CFX_GEFont::GetGlyphIndex(FX_WCHAR wUnicode,
-                                  FX_BOOL bRecursive,
-                                  IFX_Font** ppFont,
-                                  FX_BOOL bCharCode) {
-  FXSYS_assert(m_pFontEncoding != NULL);
-  int32_t iGlyphIndex = m_pFontEncoding->GlyphFromCharCode(wUnicode);
-  if (iGlyphIndex > 0) {
-    if (ppFont != NULL) {
-      *ppFont = (IFX_Font*)this;
-    }
-    return iGlyphIndex;
-  }
-  const FGAS_FONTUSB* pFontUSB = FGAS_GetUnicodeBitField(wUnicode);
-  if (pFontUSB == NULL) {
-    return 0xFFFF;
-  }
-  FX_WORD wBitField = pFontUSB->wBitField;
-  if (wBitField >= 128) {
-    return 0xFFFF;
-  }
-  IFX_Font* pFont = NULL;
-  m_FontMapper.Lookup((void*)(uintptr_t)wUnicode, (void*&)pFont);
-  if (pFont != NULL && pFont != (IFX_Font*)this) {
-    iGlyphIndex =
-        ((CFX_GEFont*)pFont)->GetGlyphIndex(wUnicode, FALSE, NULL, bCharCode);
-    if (iGlyphIndex != 0xFFFF) {
-      int32_t i = m_SubstFonts.Find(pFont);
-      if (i > -1) {
-        iGlyphIndex |= ((i + 1) << 24);
-        if (ppFont != NULL) {
-          *ppFont = pFont;
-        }
-        return iGlyphIndex;
-      }
-    }
-  }
-  if (m_pFontMgr != NULL && bRecursive) {
-    CFX_WideString wsFamily;
-    GetFamilyName(wsFamily);
-#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-    IFX_Font* pFont = m_pFontMgr->GetDefFontByUnicode(
-        wUnicode, GetFontStyles(), (const FX_WCHAR*)wsFamily);
-#else
-    IFX_Font* pFont = m_pFontMgr->GetFontByUnicode(wUnicode, GetFontStyles(),
-                                                   (const FX_WCHAR*)wsFamily);
-    if (NULL == pFont) {
-      pFont = m_pFontMgr->GetFontByUnicode(wUnicode, GetFontStyles(), NULL);
-    }
-#endif
-    if (pFont != NULL) {
-      if (pFont == (IFX_Font*)this) {
-        pFont->Release();
-        return 0xFFFF;
-      }
-      m_FontMapper.SetAt((void*)(uintptr_t)wUnicode, (void*)pFont);
-      int32_t i = m_SubstFonts.GetSize();
-      m_SubstFonts.Add(pFont);
-      iGlyphIndex =
-          ((CFX_GEFont*)pFont)->GetGlyphIndex(wUnicode, FALSE, NULL, bCharCode);
-      if (iGlyphIndex != 0xFFFF) {
-        iGlyphIndex |= ((i + 1) << 24);
-        if (ppFont != NULL) {
-          *ppFont = pFont;
-        }
-        return iGlyphIndex;
-      }
-    }
-  }
-  return 0xFFFF;
-}
-int32_t CFX_GEFont::GetAscent() const {
-  return m_pFont->GetAscent();
-}
-int32_t CFX_GEFont::GetDescent() const {
-  return m_pFont->GetDescent();
-}
-void CFX_GEFont::Reset() {
-  int32_t iCount = m_SubstFonts.GetSize();
-  for (int32_t i = 0; i < iCount; i++) {
-    IFX_Font* pFont = (IFX_Font*)m_SubstFonts[i];
-    ((CFX_GEFont*)pFont)->Reset();
-  }
-  if (m_pCharWidthMap != NULL) {
-    m_pCharWidthMap->RemoveAll();
-  }
-  if (m_pBBoxMap != NULL) {
-    m_pBBoxMap->RemoveAll();
-  }
-  if (m_pRectArray != NULL) {
-    m_pRectArray->RemoveAll();
-  }
-}
-IFX_Font* CFX_GEFont::GetSubstFont(int32_t iGlyphIndex) const {
-  iGlyphIndex = ((FX_DWORD)iGlyphIndex) >> 24;
-  return iGlyphIndex == 0 ? (IFX_Font*)this
-                          : (IFX_Font*)m_SubstFonts[iGlyphIndex - 1];
-}