| Index: xfa/fgas/font/cfgas_gefont.cpp
|
| diff --git a/xfa/fgas/font/cfgas_gefont.cpp b/xfa/fgas/font/cfgas_gefont.cpp
|
| index bc971f6294b461c08e1ba46d85d832565fbd1c60..fc202f6bc3a4fb19add0334f0cb4299f99b7e8fe 100644
|
| --- a/xfa/fgas/font/cfgas_gefont.cpp
|
| +++ b/xfa/fgas/font/cfgas_gefont.cpp
|
| @@ -18,69 +18,63 @@
|
| #include "xfa/fxfa/xfa_fontmgr.h"
|
|
|
| // static
|
| -CFGAS_GEFont* CFGAS_GEFont::LoadFont(const FX_WCHAR* pszFontFamily,
|
| - uint32_t dwFontStyles,
|
| - uint16_t wCodePage,
|
| - CFGAS_FontMgr* pFontMgr) {
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::LoadFont(
|
| + const FX_WCHAR* pszFontFamily,
|
| + uint32_t dwFontStyles,
|
| + uint16_t wCodePage,
|
| + CFGAS_FontMgr* pFontMgr) {
|
| #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
|
| - if (pFontMgr)
|
| - return pFontMgr->GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily);
|
| - return nullptr;
|
| + if (!pFontMgr)
|
| + return nullptr;
|
| +
|
| + return CFX_RetainPtr<CFGAS_GEFont>(
|
| + pFontMgr->GetFontByCodePage(wCodePage, dwFontStyles, pszFontFamily));
|
| #else
|
| - CFGAS_GEFont* pFont = new CFGAS_GEFont(pFontMgr);
|
| - if (!pFont->LoadFontInternal(pszFontFamily, dwFontStyles, wCodePage)) {
|
| - pFont->Release();
|
| + auto pFont = pdfium::MakeRetain<CFGAS_GEFont>(pFontMgr);
|
| + if (!pFont->LoadFontInternal(pszFontFamily, dwFontStyles, wCodePage))
|
| return nullptr;
|
| - }
|
| return pFont;
|
| #endif
|
| }
|
|
|
| // static
|
| -CFGAS_GEFont* CFGAS_GEFont::LoadFont(CFX_Font* pExternalFont,
|
| - CFGAS_FontMgr* pFontMgr) {
|
| - CFGAS_GEFont* pFont = new CFGAS_GEFont(pFontMgr);
|
| - if (!pFont->LoadFontInternal(pExternalFont)) {
|
| - pFont->Release();
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::LoadFont(CFX_Font* pExternalFont,
|
| + CFGAS_FontMgr* pFontMgr) {
|
| + auto pFont = pdfium::MakeRetain<CFGAS_GEFont>(pFontMgr);
|
| + if (!pFont->LoadFontInternal(pExternalFont))
|
| return nullptr;
|
| - }
|
| return pFont;
|
| }
|
|
|
| // static
|
| -CFGAS_GEFont* CFGAS_GEFont::LoadFont(std::unique_ptr<CFX_Font> pInternalFont,
|
| - CFGAS_FontMgr* pFontMgr) {
|
| - CFGAS_GEFont* pFont = new CFGAS_GEFont(pFontMgr);
|
| - if (!pFont->LoadFontInternal(std::move(pInternalFont))) {
|
| - pFont->Release();
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::LoadFont(
|
| + std::unique_ptr<CFX_Font> pInternalFont,
|
| + CFGAS_FontMgr* pFontMgr) {
|
| + auto pFont = pdfium::MakeRetain<CFGAS_GEFont>(pFontMgr);
|
| + if (!pFont->LoadFontInternal(std::move(pInternalFont)))
|
| return nullptr;
|
| - }
|
| return pFont;
|
| }
|
|
|
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
|
| // static
|
| -CFGAS_GEFont* CFGAS_GEFont::LoadFont(const uint8_t* pBuffer,
|
| - int32_t iLength,
|
| - CFGAS_FontMgr* pFontMgr) {
|
| - CFGAS_GEFont* pFont = new CFGAS_GEFont(pFontMgr);
|
| - if (!pFont->LoadFontInternal(pBuffer, iLength)) {
|
| - pFont->Release();
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::LoadFont(const uint8_t* pBuffer,
|
| + int32_t iLength,
|
| + CFGAS_FontMgr* pFontMgr) {
|
| + auto pFont = pdfium::MakeRetain<CFGAS_GEFont>(pFontMgr);
|
| + if (pFont->LoadFontInternal(pBuffer, iLength))
|
| return nullptr;
|
| - }
|
| return pFont;
|
| }
|
|
|
| // static
|
| -CFGAS_GEFont* CFGAS_GEFont::LoadFont(
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::LoadFont(
|
| const CFX_RetainPtr<IFGAS_Stream>& pFontStream,
|
| CFGAS_FontMgr* pFontMgr,
|
| bool bSaveStream) {
|
| - CFGAS_GEFont* pFont = new CFGAS_GEFont(pFontMgr);
|
| - if (!pFont->LoadFontInternal(pFontStream, bSaveStream)) {
|
| - pFont->Release();
|
| + auto pFont = pdfium::MakeRetain<CFGAS_GEFont>(pFontMgr);
|
| + if (!pFont->LoadFontInternal(pFontStream, bSaveStream))
|
| return nullptr;
|
| - }
|
| return pFont;
|
| }
|
| #endif // _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
|
| @@ -92,14 +86,13 @@ CFGAS_GEFont::CFGAS_GEFont(CFGAS_FontMgr* pFontMgr)
|
| m_dwLogFontStyle(0),
|
| #endif
|
| m_pFont(nullptr),
|
| - m_pSrcFont(nullptr),
|
| m_pFontMgr(pFontMgr),
|
| - m_iRefCount(1),
|
| m_bExternalFont(false),
|
| m_pProvider(nullptr) {
|
| }
|
|
|
| -CFGAS_GEFont::CFGAS_GEFont(CFGAS_GEFont* src, uint32_t dwFontStyles)
|
| +CFGAS_GEFont::CFGAS_GEFont(const CFX_RetainPtr<CFGAS_GEFont>& src,
|
| + uint32_t dwFontStyles)
|
| :
|
| #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
|
| m_bUseLogFontStyle(false),
|
| @@ -108,11 +101,9 @@ CFGAS_GEFont::CFGAS_GEFont(CFGAS_GEFont* src, uint32_t dwFontStyles)
|
| m_pFont(nullptr),
|
| m_pSrcFont(src),
|
| m_pFontMgr(src->m_pFontMgr),
|
| - m_iRefCount(1),
|
| m_bExternalFont(false),
|
| m_pProvider(nullptr) {
|
| ASSERT(m_pSrcFont->m_pFont);
|
| - m_pSrcFont->Retain();
|
| m_pFont = new CFX_Font;
|
| m_pFont->LoadClone(m_pSrcFont->m_pFont);
|
| CFX_SubstFont* pSubst = m_pFont->GetSubstFont();
|
| @@ -128,31 +119,11 @@ CFGAS_GEFont::CFGAS_GEFont(CFGAS_GEFont* src, uint32_t dwFontStyles)
|
| }
|
|
|
| CFGAS_GEFont::~CFGAS_GEFont() {
|
| - for (int32_t i = 0; i < m_SubstFonts.GetSize(); i++)
|
| - m_SubstFonts[i]->Release();
|
| -
|
| - m_SubstFonts.RemoveAll();
|
| - m_FontMapper.clear();
|
| + if (m_pFontMgr)
|
| + m_pFontMgr->RemoveFont(CFX_RetainPtr<CFGAS_GEFont>(this));
|
|
|
| if (!m_bExternalFont)
|
| delete m_pFont;
|
| -
|
| - // If it is a shallow copy of another source font,
|
| - // decrease the refcount of the source font.
|
| - if (m_pSrcFont)
|
| - m_pSrcFont->Release();
|
| -}
|
| -
|
| -void CFGAS_GEFont::Release() {
|
| - if (--m_iRefCount < 1) {
|
| - if (m_pFontMgr)
|
| - m_pFontMgr->RemoveFont(this);
|
| - delete this;
|
| - }
|
| -}
|
| -CFGAS_GEFont* CFGAS_GEFont::Retain() {
|
| - ++m_iRefCount;
|
| - return this;
|
| }
|
|
|
| #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
|
| @@ -260,10 +231,12 @@ bool CFGAS_GEFont::InitFont() {
|
| return true;
|
| }
|
|
|
| -CFGAS_GEFont* CFGAS_GEFont::Derive(uint32_t dwFontStyles, uint16_t wCodePage) {
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::Derive(uint32_t dwFontStyles,
|
| + uint16_t wCodePage) {
|
| + CFX_RetainPtr<CFGAS_GEFont> pFont(this);
|
| if (GetFontStyles() == dwFontStyles)
|
| - return Retain();
|
| - return new CFGAS_GEFont(this, dwFontStyles);
|
| + return pFont;
|
| + return pdfium::MakeRetain<CFGAS_GEFont>(pFont, dwFontStyles);
|
| }
|
|
|
| CFX_WideString CFGAS_GEFont::GetFamilyName() const {
|
| @@ -317,11 +290,12 @@ bool CFGAS_GEFont::GetCharWidthInternal(FX_WCHAR wUnicode,
|
| return true;
|
|
|
| if (!m_pProvider ||
|
| - !m_pProvider->GetCharWidth(this, wUnicode, bCharCode, &iWidth)) {
|
| - CFGAS_GEFont* pFont = nullptr;
|
| + !m_pProvider->GetCharWidth(CFX_RetainPtr<CFGAS_GEFont>(this), wUnicode,
|
| + bCharCode, &iWidth)) {
|
| + CFX_RetainPtr<CFGAS_GEFont> pFont;
|
| int32_t iGlyph = GetGlyphIndex(wUnicode, true, &pFont, bCharCode);
|
| if (iGlyph != 0xFFFF && pFont) {
|
| - if (pFont == this) {
|
| + if (pFont.Get() == this) {
|
| iWidth = m_pFont->GetGlyphWidth(iGlyph);
|
| if (iWidth < 0)
|
| iWidth = -1;
|
| @@ -351,10 +325,10 @@ bool CFGAS_GEFont::GetCharBBoxInternal(FX_WCHAR wUnicode,
|
| ASSERT(m_pBBoxMap);
|
| void* pRect = nullptr;
|
| if (!m_pBBoxMap->Lookup((void*)(uintptr_t)wUnicode, pRect)) {
|
| - CFGAS_GEFont* pFont = nullptr;
|
| + CFX_RetainPtr<CFGAS_GEFont> pFont;
|
| int32_t iGlyph = GetGlyphIndex(wUnicode, true, &pFont, bCharCode);
|
| if (iGlyph != 0xFFFF && pFont) {
|
| - if (pFont == this) {
|
| + if (pFont.Get() == this) {
|
| FX_RECT rtBBox;
|
| if (m_pFont->GetGlyphBBox(iGlyph, rtBBox)) {
|
| CFX_Rect rt;
|
| @@ -392,13 +366,12 @@ int32_t CFGAS_GEFont::GetGlyphIndex(FX_WCHAR wUnicode, bool bCharCode) {
|
|
|
| int32_t CFGAS_GEFont::GetGlyphIndex(FX_WCHAR wUnicode,
|
| bool bRecursive,
|
| - CFGAS_GEFont** ppFont,
|
| + CFX_RetainPtr<CFGAS_GEFont>* ppFont,
|
| bool bCharCode) {
|
| - ASSERT(m_pFontEncoding);
|
| int32_t iGlyphIndex = m_pFontEncoding->GlyphFromCharCode(wUnicode);
|
| if (iGlyphIndex > 0) {
|
| if (ppFont)
|
| - *ppFont = this;
|
| + ppFont->Reset(this);
|
| return iGlyphIndex;
|
| }
|
| const FGAS_FONTUSB* pFontUSB = FGAS_GetUnicodeBitField(wUnicode);
|
| @@ -410,44 +383,41 @@ int32_t CFGAS_GEFont::GetGlyphIndex(FX_WCHAR wUnicode,
|
| return 0xFFFF;
|
|
|
| auto it = m_FontMapper.find(wUnicode);
|
| - CFGAS_GEFont* pFont = it != m_FontMapper.end() ? it->second : nullptr;
|
| - if (pFont && pFont != this) {
|
| - iGlyphIndex = pFont->GetGlyphIndex(wUnicode, false, nullptr, bCharCode);
|
| + if (it != m_FontMapper.end() && it->second && it->second.Get() != this) {
|
| + iGlyphIndex =
|
| + it->second->GetGlyphIndex(wUnicode, false, nullptr, bCharCode);
|
| if (iGlyphIndex != 0xFFFF) {
|
| - int32_t i = m_SubstFonts.Find(pFont);
|
| - if (i > -1) {
|
| - iGlyphIndex |= ((i + 1) << 24);
|
| - if (ppFont)
|
| - *ppFont = pFont;
|
| - return iGlyphIndex;
|
| + for (size_t i = 0; i < m_SubstFonts.size(); ++i) {
|
| + if (m_SubstFonts[i] == it->second) {
|
| + if (ppFont)
|
| + *ppFont = it->second;
|
| + return (iGlyphIndex | ((i + 1) << 24));
|
| + }
|
| }
|
| }
|
| }
|
| if (!m_pFontMgr || !bRecursive)
|
| return 0xFFFF;
|
| +
|
| CFX_WideString wsFamily = GetFamilyName();
|
| - pFont =
|
| + CFX_RetainPtr<CFGAS_GEFont> pFont =
|
| m_pFontMgr->GetFontByUnicode(wUnicode, GetFontStyles(), wsFamily.c_str());
|
| #if _FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_
|
| if (!pFont)
|
| pFont = m_pFontMgr->GetFontByUnicode(wUnicode, GetFontStyles(), nullptr);
|
| #endif
|
| - if (!pFont)
|
| - return 0xFFFF;
|
| - if (pFont == this) {
|
| - pFont->Release();
|
| + if (!pFont || pFont.Get() == this) // Avoids direct cycles below.
|
| return 0xFFFF;
|
| - }
|
| +
|
| m_FontMapper[wUnicode] = pFont;
|
| - int32_t i = m_SubstFonts.GetSize();
|
| - m_SubstFonts.Add(pFont);
|
| + m_SubstFonts.push_back(pFont);
|
| iGlyphIndex = pFont->GetGlyphIndex(wUnicode, false, nullptr, bCharCode);
|
| if (iGlyphIndex == 0xFFFF)
|
| return 0xFFFF;
|
| - iGlyphIndex |= ((i + 1) << 24);
|
| +
|
| if (ppFont)
|
| *ppFont = pFont;
|
| - return iGlyphIndex;
|
| + return (iGlyphIndex | (m_SubstFonts.size() << 24));
|
| }
|
|
|
| int32_t CFGAS_GEFont::GetAscent() const {
|
| @@ -458,8 +428,10 @@ int32_t CFGAS_GEFont::GetDescent() const {
|
| return m_pFont->GetDescent();
|
| }
|
|
|
| -CFGAS_GEFont* CFGAS_GEFont::GetSubstFont(int32_t iGlyphIndex) const {
|
| +CFX_RetainPtr<CFGAS_GEFont> CFGAS_GEFont::GetSubstFont(
|
| + int32_t iGlyphIndex) const {
|
| iGlyphIndex = static_cast<uint32_t>(iGlyphIndex) >> 24;
|
| - return iGlyphIndex == 0 ? const_cast<CFGAS_GEFont*>(this)
|
| - : m_SubstFonts[iGlyphIndex - 1];
|
| + if (iGlyphIndex == 0)
|
| + return CFX_RetainPtr<CFGAS_GEFont>(const_cast<CFGAS_GEFont*>(this));
|
| + return m_SubstFonts[iGlyphIndex - 1];
|
| }
|
|
|