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authorthestig <thestig@chromium.org>2016-08-25 12:35:26 -0700
committerCommit bot <commit-bot@chromium.org>2016-08-25 12:35:26 -0700
commit00edbe4b5b47d8007ba2de97722170acffbf8fa2 (patch)
tree933da5dff6a734da49bb0760aa82605f98d5331a /core/fxge
parent22b176d0ee7f1dcbc7bca6e5eef65c19fa10f726 (diff)
downloadpdfium-00edbe4b5b47d8007ba2de97722170acffbf8fa2.tar.xz
Simplify some code in CFX_FontMapper.
Review-Url: https://codereview.chromium.org/2277323002
Diffstat (limited to 'core/fxge')
-rw-r--r--core/fxge/ge/cfx_fontmapper.cpp155
1 files changed, 74 insertions, 81 deletions
diff --git a/core/fxge/ge/cfx_fontmapper.cpp b/core/fxge/ge/cfx_fontmapper.cpp
index 9486932f61..56bfdcac5e 100644
--- a/core/fxge/ge/cfx_fontmapper.cpp
+++ b/core/fxge/ge/cfx_fontmapper.cpp
@@ -6,6 +6,10 @@
#include "core/fxge/include/cfx_fontmapper.h"
+#include <memory>
+#include <utility>
+#include <vector>
+
#include "core/fxge/include/ifx_systemfontinfo.h"
#include "core/fxge/include/fx_font.h"
@@ -18,6 +22,8 @@
namespace {
+const int kExternalFontIndex = 12;
+
const FX_CHAR* const g_Base14FontNames[14] = {
"Courier",
"Courier-Bold",
@@ -161,14 +167,16 @@ const struct CODEPAGE_MAP {
int CompareFontFamilyString(const void* key, const void* element) {
CFX_ByteString str_key((const FX_CHAR*)key);
- if (str_key.Find(((AltFontFamily*)element)->m_pFontName) != -1)
+ const AltFontFamily* family = reinterpret_cast<const AltFontFamily*>(element);
+ if (str_key.Find(family->m_pFontName) != -1)
return 0;
- return FXSYS_stricmp((const FX_CHAR*)key,
- ((AltFontFamily*)element)->m_pFontName);
+ return FXSYS_stricmp(reinterpret_cast<const FX_CHAR*>(key),
+ family->m_pFontName);
}
int CompareString(const void* key, const void* element) {
- return FXSYS_stricmp((const FX_CHAR*)key, ((AltFontName*)element)->m_pName);
+ return FXSYS_stricmp(reinterpret_cast<const FX_CHAR*>(key),
+ reinterpret_cast<const AltFontName*>(element)->m_pName);
}
CFX_ByteString TT_NormalizeName(const FX_CHAR* family) {
@@ -208,10 +216,9 @@ CFX_ByteString GetFontFamily(CFX_ByteString fontName, int nStyle) {
fontName = "FreeStyleScript";
return fontName;
}
- AltFontFamily* found = (AltFontFamily*)FXSYS_bsearch(
- fontName.c_str(), g_AltFontFamilies,
- sizeof g_AltFontFamilies / sizeof(AltFontFamily), sizeof(AltFontFamily),
- CompareFontFamilyString);
+ AltFontFamily* found = reinterpret_cast<AltFontFamily*>(FXSYS_bsearch(
+ fontName.c_str(), g_AltFontFamilies, FX_ArraySize(g_AltFontFamilies),
+ sizeof(AltFontFamily), CompareFontFamilyString));
return found ? CFX_ByteString(found->m_pFontFamily) : fontName;
}
@@ -228,21 +235,22 @@ CFX_ByteString ParseStyle(const FX_CHAR* pStyle, int iLen, int iIndex) {
return buf.MakeString();
}
-int32_t GetStyleType(const CFX_ByteString& bsStyle, FX_BOOL bRevert) {
+int32_t GetStyleType(const CFX_ByteString& bsStyle, bool bReverse) {
int32_t iLen = bsStyle.GetLength();
if (!iLen)
return -1;
- int iSize = sizeof(g_FontStyles) / sizeof(FX_FontStyle);
+ int iSize = FX_ArraySize(g_FontStyles);
const FX_FontStyle* pStyle = nullptr;
for (int i = iSize - 1; i >= 0; --i) {
pStyle = g_FontStyles + i;
if (!pStyle || pStyle->len > iLen)
continue;
- if (!bRevert) {
- if (bsStyle.Left(pStyle->len).Compare(pStyle->style) == 0)
+
+ if (bReverse) {
+ if (bsStyle.Right(pStyle->len).Compare(pStyle->style) == 0)
return i;
} else {
- if (bsStyle.Right(pStyle->len).Compare(pStyle->style) == 0)
+ if (bsStyle.Left(pStyle->len).Compare(pStyle->style) == 0)
return i;
}
}
@@ -378,7 +386,7 @@ FXFT_Face CFX_FontMapper::UseInternalSubst(CFX_SubstFont* pSubstFont,
int italic_angle,
int weight,
int picthfamily) {
- if (iBaseFont < 12) {
+ if (iBaseFont < kExternalFontIndex) {
if (m_FoxitFaces[iBaseFont])
return m_FoxitFaces[iBaseFont];
const uint8_t* pFontData = nullptr;
@@ -425,7 +433,7 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
italic_angle = 0;
}
CFX_ByteString SubstName = name;
- SubstName.Remove(0x20);
+ SubstName.Remove(' ');
if (bTrueType && name[0] == '@')
SubstName = name.Mid(1);
PDF_GetStandardFontName(&SubstName);
@@ -454,27 +462,28 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
return m_FoxitFaces[13];
}
int iBaseFont = 0;
- CFX_ByteString family, style;
- FX_BOOL bHasComma = FALSE;
- FX_BOOL bHasHypen = FALSE;
+ CFX_ByteString family;
+ CFX_ByteString style;
+ bool bHasComma = false;
+ bool bHasHyphen = false;
int find = SubstName.Find(",", 0);
if (find >= 0) {
family = SubstName.Left(find);
PDF_GetStandardFontName(&family);
style = SubstName.Mid(find + 1);
- bHasComma = TRUE;
+ bHasComma = true;
} else {
family = SubstName;
}
- for (; iBaseFont < 12; iBaseFont++) {
+ for (; iBaseFont < kExternalFontIndex; iBaseFont++) {
if (family == CFX_ByteStringC(g_Base14FontNames[iBaseFont]))
break;
}
int PitchFamily = 0;
- FX_BOOL bItalic = FALSE;
+ bool bItalic = false;
uint32_t nStyle = 0;
- FX_BOOL bStyleAvail = FALSE;
- if (iBaseFont < 12) {
+ bool bStyleAvail = false;
+ if (iBaseFont < kExternalFontIndex) {
if ((iBaseFont % 4) == 1 || (iBaseFont % 4) == 2)
nStyle |= FX_FONT_STYLE_Bold;
if ((iBaseFont % 4) / 2)
@@ -489,19 +498,19 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
if (find >= 0) {
style = family.Mid(find + 1);
family = family.Left(find);
- bHasHypen = TRUE;
+ bHasHyphen = true;
}
}
- if (!bHasHypen) {
+ if (!bHasHyphen) {
int nLen = family.GetLength();
- int32_t nRet = GetStyleType(family, TRUE);
+ int32_t nRet = GetStyleType(family, true);
if (nRet > -1) {
family = family.Left(nLen - g_FontStyles[nRet].len);
if (nRet == 0)
nStyle |= FX_FONT_STYLE_Bold;
- if (nRet == 1)
+ else if (nRet == 1)
nStyle |= FX_FONT_STYLE_Italic;
- if (nRet == 2)
+ else if (nRet == 2)
nStyle |= (FX_FONT_STYLE_Bold | FX_FONT_STYLE_Italic);
}
}
@@ -511,41 +520,41 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
int nLen = style.GetLength();
const FX_CHAR* pStyle = style.c_str();
int i = 0;
- FX_BOOL bFirstItem = TRUE;
+ bool bFirstItem = true;
CFX_ByteString buf;
while (i < nLen) {
buf = ParseStyle(pStyle, nLen, i);
- int32_t nRet = GetStyleType(buf, FALSE);
+ int32_t nRet = GetStyleType(buf, false);
if ((i && !bStyleAvail) || (!i && nRet < 0)) {
family = SubstName;
- iBaseFont = 12;
+ iBaseFont = kExternalFontIndex;
break;
- } else if (nRet >= 0) {
- bStyleAvail = TRUE;
}
- if (nRet == 0) {
- if (nStyle & FX_FONT_STYLE_Bold)
- nStyle |= FX_FONT_STYLE_BoldBold;
- else
- nStyle |= FX_FONT_STYLE_Bold;
- bFirstItem = FALSE;
+ if (nRet >= 0) {
+ bStyleAvail = true;
}
if (nRet == 1) {
if (bFirstItem) {
nStyle |= FX_FONT_STYLE_Italic;
} else {
family = SubstName;
- iBaseFont = 12;
+ iBaseFont = kExternalFontIndex;
}
break;
}
- if (nRet == 2) {
+ if (nRet == 0) {
+ if (nStyle & FX_FONT_STYLE_Bold)
+ nStyle |= FX_FONT_STYLE_BoldBold;
+ else
+ nStyle |= FX_FONT_STYLE_Bold;
+ bFirstItem = false;
+ } else if (nRet == 2) {
nStyle |= FX_FONT_STYLE_Italic;
if (nStyle & FX_FONT_STYLE_Bold)
nStyle |= FX_FONT_STYLE_BoldBold;
else
nStyle |= FX_FONT_STYLE_Bold;
- bFirstItem = FALSE;
+ bFirstItem = false;
}
i += buf.GetLength() + 1;
}
@@ -559,19 +568,17 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
: (nStyle & FX_FONT_STYLE_Bold ? FXFONT_FW_BOLD : FXFONT_FW_NORMAL);
}
if (nStyle & FX_FONT_STYLE_Italic)
- bItalic = TRUE;
- FX_BOOL bCJK = FALSE;
+ bItalic = true;
int iExact = 0;
int Charset = FXFONT_ANSI_CHARSET;
if (WindowCP)
Charset = GetCharsetFromCodePage(WindowCP);
- else if (iBaseFont == 12 && (flags & FXFONT_SYMBOLIC))
+ else if (iBaseFont == kExternalFontIndex && (flags & FXFONT_SYMBOLIC))
Charset = FXFONT_SYMBOL_CHARSET;
- if (Charset == FXFONT_SHIFTJIS_CHARSET || Charset == FXFONT_GB2312_CHARSET ||
- Charset == FXFONT_HANGEUL_CHARSET ||
- Charset == FXFONT_CHINESEBIG5_CHARSET) {
- bCJK = TRUE;
- }
+ bool bCJK =
+ (Charset == FXFONT_SHIFTJIS_CHARSET || Charset == FXFONT_GB2312_CHARSET ||
+ Charset == FXFONT_HANGEUL_CHARSET ||
+ Charset == FXFONT_CHINESEBIG5_CHARSET);
if (!m_pFontInfo) {
pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD;
return UseInternalSubst(pSubstFont, iBaseFont, italic_angle, old_weight,
@@ -580,24 +587,19 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
family = GetFontFamily(family, nStyle);
CFX_ByteString match = MatchInstalledFonts(TT_NormalizeName(family.c_str()));
if (match.IsEmpty() && family != SubstName &&
- (!bHasComma && (!bHasHypen || (bHasHypen && !bStyleAvail)))) {
+ (!bHasComma && (!bHasHyphen || (bHasHyphen && !bStyleAvail)))) {
match = MatchInstalledFonts(TT_NormalizeName(SubstName.c_str()));
}
- if (match.IsEmpty() && iBaseFont >= 12) {
+ if (match.IsEmpty() && iBaseFont >= kExternalFontIndex) {
if (!bCJK) {
if (!CheckSupportThirdPartFont(family, PitchFamily)) {
- if (italic_angle != 0)
- bItalic = TRUE;
- else
- bItalic = FALSE;
+ bItalic = italic_angle != 0;
weight = old_weight;
}
} else {
pSubstFont->m_bSubstCJK = true;
if (nStyle)
- pSubstFont->m_WeightCJK = weight;
- else
- pSubstFont->m_WeightCJK = FXFONT_FW_NORMAL;
+ pSubstFont->m_WeightCJK = nStyle ? weight : FXFONT_FW_NORMAL;
if (nStyle & FX_FONT_STYLE_Italic)
pSubstFont->m_bItalicCJK = true;
}
@@ -608,10 +610,10 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
? 900
: (nStyle & FX_FONT_STYLE_Bold ? FXFONT_FW_BOLD : FXFONT_FW_NORMAL);
}
- if (!match.IsEmpty() || iBaseFont < 12) {
+ if (!match.IsEmpty() || iBaseFont < kExternalFontIndex) {
if (!match.IsEmpty())
family = match;
- if (iBaseFont < 12) {
+ if (iBaseFont < kExternalFontIndex) {
if (nStyle && !(iBaseFont % 4)) {
if ((nStyle & 0x3) == 1)
iBaseFont += 1;
@@ -625,7 +627,7 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
}
} else {
if (flags & FXFONT_ITALIC)
- bItalic = TRUE;
+ bItalic = true;
}
iExact = !match.IsEmpty();
void* hFont = m_pFontInfo->MapFont(weight, bItalic, Charset, PitchFamily,
@@ -638,10 +640,7 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
return nullptr;
#endif // PDF_ENABLE_XFA
if (bCJK) {
- if (italic_angle != 0)
- bItalic = TRUE;
- else
- bItalic = FALSE;
+ bItalic = italic_angle != 0;
weight = old_weight;
}
if (!match.IsEmpty()) {
@@ -712,18 +711,11 @@ FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
}
pSubstFont->m_Family = SubstName;
pSubstFont->m_Charset = Charset;
- FX_BOOL bNeedUpdateWeight = FALSE;
- if (FXFT_Is_Face_Bold(face)) {
- if (weight == FXFONT_FW_BOLD)
- bNeedUpdateWeight = FALSE;
- else
- bNeedUpdateWeight = TRUE;
- } else {
- if (weight == FXFONT_FW_NORMAL)
- bNeedUpdateWeight = FALSE;
- else
- bNeedUpdateWeight = TRUE;
- }
+ bool bNeedUpdateWeight = false;
+ if (FXFT_Is_Face_Bold(face))
+ bNeedUpdateWeight = weight != FXFONT_FW_BOLD;
+ else
+ bNeedUpdateWeight = weight != FXFONT_FW_NORMAL;
if (bNeedUpdateWeight)
pSubstFont->m_Weight = weight;
if (bItalic && !FXFT_Is_Face_Italic(face)) {
@@ -793,11 +785,12 @@ FXFT_Face CFX_FontMapper::GetCachedTTCFace(void* hFont,
uint32_t ttc_size,
uint32_t font_size) {
FXFT_Face face;
- uint8_t temp[1024];
- m_pFontInfo->GetFontData(hFont, tableTTCF, temp, 1024);
+ uint8_t buffer[1024];
+ m_pFontInfo->GetFontData(hFont, tableTTCF, buffer, FX_ArraySize(buffer));
+ uint32_t* pBuffer = reinterpret_cast<uint32_t*>(buffer);
uint32_t checksum = 0;
for (int i = 0; i < 256; i++)
- checksum += ((uint32_t*)temp)[i];
+ checksum += pBuffer[i];
uint8_t* pFontData;
face = m_pFontMgr->GetCachedTTCFace(ttc_size, checksum, ttc_size - font_size,
pFontData);