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authornpm <npm@chromium.org>2016-09-23 13:57:23 -0700
committerCommit bot <commit-bot@chromium.org>2016-09-23 13:57:23 -0700
commitb4d7c682bd47f12cb16a5c5c523f58ea0742c730 (patch)
treedfc2f45a4ae72e15b04f6303410b47cce863c814 /core/fpdfapi
parent7757143c12c972c9b0813b5b53cecba33544e7f8 (diff)
downloadpdfium-b4d7c682bd47f12cb16a5c5c523f58ea0742c730.tar.xz
Clean CPDF_CIDFont a little
Remove C-casts, nits. Review-Url: https://codereview.chromium.org/2367743003
Diffstat (limited to 'core/fpdfapi')
-rw-r--r--core/fpdfapi/fpdf_font/cpdf_cidfont.cpp78
1 files changed, 34 insertions, 44 deletions
diff --git a/core/fpdfapi/fpdf_font/cpdf_cidfont.cpp b/core/fpdfapi/fpdf_font/cpdf_cidfont.cpp
index d0549a8fac..27025ad1dc 100644
--- a/core/fpdfapi/fpdf_font/cpdf_cidfont.cpp
+++ b/core/fpdfapi/fpdf_font/cpdf_cidfont.cpp
@@ -139,7 +139,9 @@ FX_WCHAR EmbeddedUnicodeFromCharcode(const FXCMAP_CMap* pEmbedMap,
uint16_t cid = FPDFAPI_CIDFromCharCode(pEmbedMap, charcode);
const auto& codes = GetFontGlobals()->m_EmbeddedToUnicodes[charset];
- return codes.m_pMap && cid && cid < codes.m_Count ? codes.m_pMap[cid] : 0;
+ if (codes.m_pMap && cid && cid < codes.m_Count)
+ return codes.m_pMap[cid];
+ return 0;
}
uint32_t EmbeddedCharcodeFromUnicode(const FXCMAP_CMap* pEmbedMap,
@@ -241,11 +243,11 @@ FX_WCHAR CPDF_CIDFont::GetUnicodeFromCharCode(uint32_t charcode) const {
switch (m_pCMap->m_Coding) {
case CIDCODING_UCS2:
case CIDCODING_UTF16:
- return (FX_WCHAR)charcode;
+ return static_cast<FX_WCHAR>(charcode);
case CIDCODING_CID:
if (!m_pCID2UnicodeMap || !m_pCID2UnicodeMap->IsLoaded())
return 0;
- return m_pCID2UnicodeMap->UnicodeFromCID((uint16_t)charcode);
+ return m_pCID2UnicodeMap->UnicodeFromCID(static_cast<uint16_t>(charcode));
}
if (m_pCID2UnicodeMap && m_pCID2UnicodeMap->IsLoaded() && m_pCMap->IsLoaded())
return m_pCID2UnicodeMap->UnicodeFromCID(CIDFromCharCode(charcode));
@@ -257,9 +259,9 @@ FX_WCHAR CPDF_CIDFont::GetUnicodeFromCharCode(uint32_t charcode) const {
charcode = (charcode % 256) * 256 + (charcode / 256);
charsize = 2;
}
- int ret = FXSYS_MultiByteToWideChar(g_CharsetCPs[m_pCMap->m_Coding], 0,
- (const FX_CHAR*)&charcode, charsize,
- &unicode, 1);
+ int ret = FXSYS_MultiByteToWideChar(
+ g_CharsetCPs[m_pCMap->m_Coding], 0,
+ reinterpret_cast<const FX_CHAR*>(&charcode), charsize, &unicode, 1);
return ret == 1 ? unicode : 0;
#else
if (!m_pCMap->m_pEmbedMap)
@@ -280,39 +282,33 @@ uint32_t CPDF_CIDFont::CharCodeFromUnicode(FX_WCHAR unicode) const {
case CIDCODING_UTF16:
return unicode;
case CIDCODING_CID: {
- if (!m_pCID2UnicodeMap || !m_pCID2UnicodeMap->IsLoaded()) {
+ if (!m_pCID2UnicodeMap || !m_pCID2UnicodeMap->IsLoaded())
return 0;
- }
uint32_t CID = 0;
while (CID < 65536) {
FX_WCHAR this_unicode =
- m_pCID2UnicodeMap->UnicodeFromCID((uint16_t)CID);
- if (this_unicode == unicode) {
+ m_pCID2UnicodeMap->UnicodeFromCID(static_cast<uint16_t>(CID));
+ if (this_unicode == unicode)
return CID;
- }
CID++;
}
break;
}
}
- if (unicode < 0x80) {
+ if (unicode < 0x80)
return static_cast<uint32_t>(unicode);
- }
- if (m_pCMap->m_Coding == CIDCODING_CID) {
+ if (m_pCMap->m_Coding == CIDCODING_CID)
return 0;
- }
#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
uint8_t buffer[32];
- int ret =
- FXSYS_WideCharToMultiByte(g_CharsetCPs[m_pCMap->m_Coding], 0, &unicode, 1,
- (char*)buffer, 4, nullptr, nullptr);
- if (ret == 1) {
+ int ret = FXSYS_WideCharToMultiByte(
+ g_CharsetCPs[m_pCMap->m_Coding], 0, &unicode, 1,
+ reinterpret_cast<char*>(buffer), 4, nullptr, nullptr);
+ if (ret == 1)
return buffer[0];
- }
- if (ret == 2) {
+ if (ret == 2)
return buffer[0] * 256 + buffer[1];
- }
#else
if (m_pCMap->m_pEmbedMap) {
return EmbeddedCharcodeFromUnicode(m_pCMap->m_pEmbedMap, m_pCMap->m_Charset,
@@ -406,9 +402,8 @@ FX_BOOL CPDF_CIDFont::Load() {
m_pStreamAcc->LoadAllData(pStream, FALSE);
} else if (pmap->GetString() == "Identity") {
#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
- if (m_pFontFile) {
+ if (m_pFontFile)
m_bCIDIsGID = true;
- }
#else
m_bCIDIsGID = true;
#endif
@@ -419,9 +414,8 @@ FX_BOOL CPDF_CIDFont::Load() {
CheckFontMetrics();
if (IsVertWriting()) {
pWidthArray = pCIDFontDict->GetArrayFor("W2");
- if (pWidthArray) {
+ if (pWidthArray)
LoadMetricsArray(pWidthArray, m_VertMetrics, 3);
- }
CPDF_Array* pDefaultArray = pCIDFontDict->GetArrayFor("DW2");
if (pDefaultArray) {
m_DefaultVY = pDefaultArray->GetIntegerAt(0);
@@ -462,12 +456,10 @@ FX_RECT CPDF_CIDFont::GetCharBBox(uint32_t charcode, int level) {
cbox.xMax * 1000 / pixel_size_x,
cbox.yMin * 1000 / pixel_size_y);
}
- if (rect.top > FXFT_Get_Face_Ascender(face)) {
- rect.top = FXFT_Get_Face_Ascender(face);
- }
- if (rect.bottom < FXFT_Get_Face_Descender(face)) {
- rect.bottom = FXFT_Get_Face_Descender(face);
- }
+ rect.top = std::min(rect.top,
+ static_cast<int>(FXFT_Get_Face_Ascender(face)));
+ rect.bottom = std::max(
+ rect.bottom, static_cast<int>(FXFT_Get_Face_Descender(face)));
FXFT_Done_Glyph(glyph);
}
}
@@ -509,7 +501,7 @@ FX_RECT CPDF_CIDFont::GetCharBBox(uint32_t charcode, int level) {
int CPDF_CIDFont::GetCharWidthF(uint32_t charcode, int level) {
if (charcode < 0x80 && m_bAnsiWidthsFixed)
- return charcode >= 32 && charcode < 127 ? 500 : 0;
+ return (charcode >= 32 && charcode < 127) ? 500 : 0;
uint16_t cid = CIDFromCharCode(charcode);
int size = m_WidthList.GetSize();
@@ -646,11 +638,10 @@ int CPDF_CIDFont::GlyphFromCharCode(uint32_t charcode, bool* pVertGlyph) {
bool bMSUnicode = FT_UseTTCharmap(face, 3, 1);
bool bMacRoman = !bMSUnicode && FT_UseTTCharmap(face, 1, 0);
int iBaseEncoding = PDFFONT_ENCODING_STANDARD;
- if (bMSUnicode) {
+ if (bMSUnicode)
iBaseEncoding = PDFFONT_ENCODING_WINANSI;
- } else if (bMacRoman) {
+ else if (bMacRoman)
iBaseEncoding = PDFFONT_ENCODING_MACROMAN;
- }
const FX_CHAR* name = GetAdobeCharName(
iBaseEncoding, std::vector<CFX_ByteString>(), charcode);
if (!name)
@@ -695,17 +686,16 @@ int CPDF_CIDFont::GlyphFromCharCode(uint32_t charcode, bool* pVertGlyph) {
for (i = 0; i < FXFT_Get_Face_CharmapCount(face); i++) {
uint32_t ret = FT_CharCodeFromUnicode(
FXFT_Get_Charmap_Encoding(FXFT_Get_Face_Charmaps(face)[i]),
- (FX_WCHAR)charcode);
- if (ret == 0) {
+ static_cast<FX_WCHAR>(charcode));
+ if (ret == 0)
continue;
- }
FXFT_Set_Charmap(face, FXFT_Get_Face_Charmaps(face)[i]);
- unicode = (FX_WCHAR)ret;
+ unicode = static_cast<FX_WCHAR>(ret);
break;
}
if (i == FXFT_Get_Face_CharmapCount(face) && i) {
FXFT_Set_Charmap(face, FXFT_Get_Face_Charmaps(face)[0]);
- unicode = (FX_WCHAR)charcode;
+ unicode = static_cast<FX_WCHAR>(charcode);
}
}
if (FXFT_Get_Face_Charmap(face)) {
@@ -818,9 +808,8 @@ void CPDF_CIDFont::LoadMetricsArray(CPDF_Array* pArray,
}
result.Add(pObj->GetInteger());
iCurElement++;
- if (iCurElement == nElements) {
+ if (iCurElement == nElements)
width_status = 0;
- }
}
}
}
@@ -858,5 +847,6 @@ const uint8_t* CPDF_CIDFont::GetCIDTransform(uint16_t CID) const {
const auto* pTransform = std::lower_bound(
g_Japan1_VertCIDs, pEnd, CID,
[](const CIDTransform& entry, uint16_t cid) { return entry.cid < cid; });
- return pTransform < pEnd && CID == pTransform->cid ? &pTransform->a : nullptr;
+ return (pTransform < pEnd && CID == pTransform->cid) ? &pTransform->a
+ : nullptr;
}