diff options
Diffstat (limited to 'xfa/src/fgas/font/fgas_gefont.cpp')
| -rw-r--r-- | xfa/src/fgas/font/fgas_gefont.cpp | 572 |
1 files changed, 0 insertions, 572 deletions
diff --git a/xfa/src/fgas/font/fgas_gefont.cpp b/xfa/src/fgas/font/fgas_gefont.cpp deleted file mode 100644 index df614a57c3..0000000000 --- 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]; -} |