Use FXFONT defines in place of integers.

Fix nits along the way.

Review-Url: https://codereview.chromium.org/2083943003

5 files changed, 24 insertions, 20 deletions

diff --git a/core/fpdfdoc/cpvt_fontmap.cpp b/core/fpdfdoc/cpvt_fontmap.cpp
index d4171bd147..35a56f811d 100644
--- a/core/fpdfdoc/cpvt_fontmap.cpp
+++ b/core/fpdfdoc/cpvt_fontmap.cpp
@@ -88,5 +88,5 @@ int32_t CPVT_FontMap::CharCodeFromUnicode(int32_t nFontIndex, uint16_t word) {
 
 int32_t CPVT_FontMap::CharSetFromUnicode(uint16_t word, int32_t nOldCharset) {
   ASSERT(false);
-  return 0;
+  return FXFONT_ANSI_CHARSET;
 }
diff --git a/core/fpdfdoc/cpvt_wordinfo.h b/core/fpdfdoc/cpvt_wordinfo.h
index 3eb980f3af..1ab0df21af 100644
--- a/core/fpdfdoc/cpvt_wordinfo.h
+++ b/core/fpdfdoc/cpvt_wordinfo.h
@@ -13,7 +13,7 @@
 struct CPVT_WordInfo {
   CPVT_WordInfo()
       : Word(0),
-        nCharset(0),
+        nCharset(FXFONT_ANSI_CHARSET),
         fWordX(0.0f),
         fWordY(0.0f),
         fWordTail(0.0f),
@@ -34,7 +34,7 @@ struct CPVT_WordInfo {
 
   CPVT_WordInfo(const CPVT_WordInfo& word)
       : Word(0),
-        nCharset(0),
+        nCharset(FXFONT_ANSI_CHARSET),
         fWordX(0.0f),
         fWordY(0.0f),
         fWordTail(0.0f),
diff --git a/core/fpdfdoc/doc_form.cpp b/core/fpdfdoc/doc_form.cpp
index b2c5d8cdf7..82fcd4ceeb 100644
--- a/core/fpdfdoc/doc_form.cpp
+++ b/core/fpdfdoc/doc_form.cpp
@@ -416,12 +416,11 @@ CFX_ByteString CPDF_InterForm::GetNativeFont(uint8_t charSet, void* pLogFont) {
   CFX_ByteString csFontName;
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
   LOGFONTA lf = {};
-  FX_BOOL bRet;
   if (charSet == ANSI_CHARSET) {
     csFontName = "Helvetica";
     return csFontName;
   }
-  bRet = FALSE;
+  FX_BOOL bRet = FALSE;
   if (charSet == SHIFTJIS_CHARSET) {
     bRet = RetrieveSpecificFont(charSet, DEFAULT_PITCH | FF_DONTCARE,
                                 "MS Mincho", lf);
@@ -454,14 +453,16 @@ CFX_ByteString CPDF_InterForm::GetNativeFont(uint8_t charSet, void* pLogFont) {
 #endif
   return csFontName;
 }
+
 CFX_ByteString CPDF_InterForm::GetNativeFont(void* pLogFont) {
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
-  uint8_t charSet = GetNativeCharSet();
-  return GetNativeFont(charSet, pLogFont);
+  return GetNativeFont(GetNativeCharSet(), pLogFont);
 #else
   return CFX_ByteString();
 #endif
 }
+
+// static
 uint8_t CPDF_InterForm::GetNativeCharSet() {
 #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
   uint8_t charSet = ANSI_CHARSET;
diff --git a/core/fpdfdoc/doc_utils.cpp b/core/fpdfdoc/doc_utils.cpp
index ccef7feb57..7f79a34245 100644
--- a/core/fpdfdoc/doc_utils.cpp
+++ b/core/fpdfdoc/doc_utils.cpp
@@ -267,10 +267,11 @@ CFX_Matrix CPDF_DefaultAppearance::GetTextMatrix() {
   }
   return tm;
 }
+
 void InitInterFormDict(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument) {
-  if (!pDocument) {
+  if (!pDocument)
     return;
-  }
+
   if (!pFormDict) {
     pFormDict = new CPDF_Dictionary;
     uint32_t dwObjNum = pDocument->AddIndirectObject(pFormDict);
@@ -287,7 +288,7 @@ void InitInterFormDict(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument) {
       AddInterFormFont(pFormDict, pDocument, pFont, csBaseName);
       csDefault = csBaseName;
     }
-    if (charSet != 0) {
+    if (charSet != FXFONT_ANSI_CHARSET) {
       CFX_ByteString csFontName =
           CPDF_InterForm::GetNativeFont(charSet, nullptr);
       if (!pFont || csFontName != "Helvetica") {
@@ -478,15 +479,15 @@ CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict,
   }
   return nullptr;
 }
+
 CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict,
                                   CPDF_Document* pDocument,
                                   CFX_ByteString& csNameTag) {
-  csNameTag = "";
+  csNameTag.clear();
   uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
-  CFX_SubstFont* pSubst;
   CPDF_Font* pFont = GetDefaultInterFormFont(pFormDict, pDocument);
   if (pFont) {
-    pSubst = pFont->GetSubstFont();
+    CFX_SubstFont* pSubst = pFont->GetSubstFont();
     if (pSubst && pSubst->m_Charset == (int)charSet) {
       FindInterFormFont(pFormDict, pFont, csNameTag);
       return pFont;
@@ -494,6 +495,7 @@ CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict,
   }
   return GetNativeInterFormFont(pFormDict, pDocument, charSet, csNameTag);
 }
+
 FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict,
                           const CPDF_Font* pFont,
                           CFX_ByteString& csNameTag) {
@@ -623,10 +625,9 @@ CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict,
     return pFont;
   }
   CFX_ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet);
-  if (!csFontName.IsEmpty()) {
-    if (FindInterFormFont(pFormDict, pDocument, csFontName, pFont, csNameTag)) {
-      return pFont;
-    }
+  if (!csFontName.IsEmpty() &&
+      FindInterFormFont(pFormDict, pDocument, csFontName, pFont, csNameTag)) {
+    return pFont;
   }
   pFont = CPDF_InterForm::AddNativeFont(charSet, pDocument);
   if (pFont) {
@@ -652,6 +653,7 @@ void RemoveInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont) {
   CPDF_Dictionary* pFonts = pDR->GetDictBy("Font");
   pFonts->RemoveAt(csTag);
 }
+
 void RemoveInterFormFont(CPDF_Dictionary* pFormDict, CFX_ByteString csNameTag) {
   if (!pFormDict || csNameTag.IsEmpty()) {
     return;
diff --git a/core/fpdfdoc/include/cpdf_variabletext.h b/core/fpdfdoc/include/cpdf_variabletext.h
index 5e64ab29a9..36b2eb46a5 100644
--- a/core/fpdfdoc/include/cpdf_variabletext.h
+++ b/core/fpdfdoc/include/cpdf_variabletext.h
@@ -18,6 +18,7 @@
 #include "core/fxcrt/include/fx_coordinates.h"
 #include "core/fxcrt/include/fx_string.h"
 #include "core/fxcrt/include/fx_system.h"
+#include "core/fxge/include/fx_font.h"
 
 class CSection;
 class IPVT_FontMap;
@@ -112,19 +113,19 @@ class CPDF_VariableText : private CPDF_EditContainer {
   void RearrangePart(const CPVT_WordRange& PlaceRange);
   void ResetAll();
   void SetText(const FX_WCHAR* text,
-               int32_t charset = 1,
+               int32_t charset = FXFONT_DEFAULT_CHARSET,
                const CPVT_SecProps* pSecProps = nullptr,
                const CPVT_WordProps* pWordProps = nullptr);
   CPVT_WordPlace InsertWord(const CPVT_WordPlace& place,
                             uint16_t word,
-                            int32_t charset = 1,
+                            int32_t charset = FXFONT_DEFAULT_CHARSET,
                             const CPVT_WordProps* pWordProps = nullptr);
   CPVT_WordPlace InsertSection(const CPVT_WordPlace& place,
                                const CPVT_SecProps* pSecProps = nullptr,
                                const CPVT_WordProps* pWordProps = nullptr);
   CPVT_WordPlace InsertText(const CPVT_WordPlace& place,
                             const FX_WCHAR* text,
-                            int32_t charset = 1,
+                            int32_t charset = FXFONT_DEFAULT_CHARSET,
                             const CPVT_SecProps* pSecProps = nullptr,
                             const CPVT_WordProps* pWordProps = nullptr);
   CPVT_WordPlace DeleteWords(const CPVT_WordRange& PlaceRange);