clang-format all pdfium code.

core/src/fpdfdoc/doc_utils.cpp

 // 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 "../../include/fpdfdoc/fpdf_doc.h"
 #include "doc_utils.h"
 
 static const int FPDFDOC_UTILS_MAXRECURSION = 32;
 
-CFX_WideString GetFullName(CPDF_Dictionary* pFieldDict)
-{
-    CFX_WideString full_name;
-    CPDF_Dictionary* pLevel = pFieldDict;
-    while (pLevel) {
-        CFX_WideString short_name = pLevel->GetUnicodeText("T");
-        if (short_name != L"") {
-            if (full_name == L"") {
-                full_name = short_name;
-            } else {
-                full_name = short_name + L"." + full_name;
-            }
+CFX_WideString GetFullName(CPDF_Dictionary* pFieldDict) {
+  CFX_WideString full_name;
+  CPDF_Dictionary* pLevel = pFieldDict;
+  while (pLevel) {
+    CFX_WideString short_name = pLevel->GetUnicodeText("T");
+    if (short_name != L"") {
+      if (full_name == L"") {
+        full_name = short_name;
+      } else {
+        full_name = short_name + L"." + full_name;
+      }
+    }
+    pLevel = pLevel->GetDict("Parent");
+  }
+  return full_name;
+}
+FX_BOOL CPDF_DefaultAppearance::HasFont() {
+  if (m_csDA.IsEmpty()) {
+    return FALSE;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  return syntax.FindTagParam("Tf", 2);
+}
+CFX_ByteString CPDF_DefaultAppearance::GetFontString() {
+  CFX_ByteString csFont;
+  if (m_csDA.IsEmpty()) {
+    return csFont;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam("Tf", 2)) {
+    csFont += (CFX_ByteString)syntax.GetWord();
+    csFont += " ";
+    csFont += (CFX_ByteString)syntax.GetWord();
+    csFont += " ";
+    csFont += (CFX_ByteString)syntax.GetWord();
+  }
+  return csFont;
+}
+void CPDF_DefaultAppearance::GetFont(CFX_ByteString& csFontNameTag,
+                                     FX_FLOAT& fFontSize) {
+  csFontNameTag = "";
+  fFontSize = 0;
+  if (m_csDA.IsEmpty()) {
+    return;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam("Tf", 2)) {
+    csFontNameTag = (CFX_ByteString)syntax.GetWord();
+    csFontNameTag.Delete(0, 1);
+    fFontSize = FX_atof((CFX_ByteString)syntax.GetWord());
+  }
+  csFontNameTag = PDF_NameDecode(csFontNameTag);
+}
+FX_BOOL CPDF_DefaultAppearance::HasColor(FX_BOOL bStrokingOperation) {
+  if (m_csDA.IsEmpty()) {
+    return FALSE;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
+    return TRUE;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
+    return TRUE;
+  }
+  syntax.SetPos(0);
+  return syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4);
+}
+CFX_ByteString CPDF_DefaultAppearance::GetColorString(
+    FX_BOOL bStrokingOperation) {
+  CFX_ByteString csColor;
+  if (m_csDA.IsEmpty()) {
+    return csColor;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    return csColor;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    return csColor;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4)) {
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+    csColor += " ";
+    csColor += (CFX_ByteString)syntax.GetWord();
+  }
+  return csColor;
+}
+void CPDF_DefaultAppearance::GetColor(int& iColorType,
+                                      FX_FLOAT fc[4],
+                                      FX_BOOL bStrokingOperation) {
+  iColorType = COLORTYPE_TRANSPARENT;
+  for (int c = 0; c < 4; c++) {
+    fc[c] = 0;
+  }
+  if (m_csDA.IsEmpty()) {
+    return;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
+    iColorType = COLORTYPE_GRAY;
+    fc[0] = FX_atof((CFX_ByteString)syntax.GetWord());
+    return;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
+    iColorType = COLORTYPE_RGB;
+    fc[0] = FX_atof((CFX_ByteString)syntax.GetWord());
+    fc[1] = FX_atof((CFX_ByteString)syntax.GetWord());
+    fc[2] = FX_atof((CFX_ByteString)syntax.GetWord());
+    return;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4)) {
+    iColorType = COLORTYPE_CMYK;
+    fc[0] = FX_atof((CFX_ByteString)syntax.GetWord());
+    fc[1] = FX_atof((CFX_ByteString)syntax.GetWord());
+    fc[2] = FX_atof((CFX_ByteString)syntax.GetWord());
+    fc[3] = FX_atof((CFX_ByteString)syntax.GetWord());
+  }
+}
+void CPDF_DefaultAppearance::GetColor(FX_ARGB& color,
+                                      int& iColorType,
+                                      FX_BOOL bStrokingOperation) {
+  color = 0;
+  iColorType = COLORTYPE_TRANSPARENT;
+  if (m_csDA.IsEmpty()) {
+    return;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
+    iColorType = COLORTYPE_GRAY;
+    FX_FLOAT g = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
+    color = ArgbEncode(255, (int)g, (int)g, (int)g);
+    return;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
+    iColorType = COLORTYPE_RGB;
+    FX_FLOAT r = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
+    FX_FLOAT g = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
+    FX_FLOAT b = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
+    color = ArgbEncode(255, (int)r, (int)g, (int)b);
+    return;
+  }
+  syntax.SetPos(0);
+  if (syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4)) {
+    iColorType = COLORTYPE_CMYK;
+    FX_FLOAT c = FX_atof((CFX_ByteString)syntax.GetWord());
+    FX_FLOAT m = FX_atof((CFX_ByteString)syntax.GetWord());
+    FX_FLOAT y = FX_atof((CFX_ByteString)syntax.GetWord());
+    FX_FLOAT k = FX_atof((CFX_ByteString)syntax.GetWord());
+    FX_FLOAT r = 1.0f - FX_MIN(1.0f, c + k);
+    FX_FLOAT g = 1.0f - FX_MIN(1.0f, m + k);
+    FX_FLOAT b = 1.0f - FX_MIN(1.0f, y + k);
+    color = ArgbEncode(255, (int)(r * 255 + 0.5f), (int)(g * 255 + 0.5f),
+                       (int)(b * 255 + 0.5f));
+  }
+}
+FX_BOOL CPDF_DefaultAppearance::HasTextMatrix() {
+  if (m_csDA.IsEmpty()) {
+    return FALSE;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  return syntax.FindTagParam("Tm", 6);
+}
+CFX_ByteString CPDF_DefaultAppearance::GetTextMatrixString() {
+  CFX_ByteString csTM;
+  if (m_csDA.IsEmpty()) {
+    return csTM;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam("Tm", 6)) {
+    for (int i = 0; i < 6; i++) {
+      csTM += (CFX_ByteString)syntax.GetWord();
+      csTM += " ";
+    }
+    csTM += (CFX_ByteString)syntax.GetWord();
+  }
+  return csTM;
+}
+CFX_AffineMatrix CPDF_DefaultAppearance::GetTextMatrix() {
+  CFX_AffineMatrix tm;
+  if (m_csDA.IsEmpty()) {
+    return tm;
+  }
+  CPDF_SimpleParser syntax(m_csDA);
+  if (syntax.FindTagParam("Tm", 6)) {
+    FX_FLOAT f[6];
+    for (int i = 0; i < 6; i++) {
+      f[i] = FX_atof((CFX_ByteString)syntax.GetWord());
+    }
+    tm.Set(f[0], f[1], f[2], f[3], f[4], f[5]);
+  }
+  return tm;
+}
+void InitInterFormDict(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument) {
+  if (pDocument == NULL) {
+    return;
+  }
+  if (pFormDict == NULL) {
+    pFormDict = CPDF_Dictionary::Create();
+    if (pFormDict == NULL) {
+      return;
+    }
+    FX_DWORD dwObjNum = pDocument->AddIndirectObject(pFormDict);
+    CPDF_Dictionary* pRoot = pDocument->GetRoot();
+    pRoot->SetAtReference("AcroForm", pDocument, dwObjNum);
+  }
+  CFX_ByteString csDA;
+  if (!pFormDict->KeyExist("DR")) {
+    CPDF_Font* pFont = NULL;
+    CFX_ByteString csBaseName, csDefault;
+    uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
+    pFont = CPDF_InterForm::AddStandardFont(pDocument, "Helvetica");
+    if (pFont != NULL) {
+      AddInterFormFont(pFormDict, pDocument, pFont, csBaseName);
+      csDefault = csBaseName;
+    }
+    if (charSet != 0) {
+      CFX_ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet, NULL);
+      if (pFont == NULL || csFontName != "Helvetica") {
+        pFont = CPDF_InterForm::AddNativeFont(pDocument);
+        if (pFont != NULL) {
+          csBaseName = "";
+          AddInterFormFont(pFormDict, pDocument, pFont, csBaseName);
+          csDefault = csBaseName;
         }
-        pLevel = pLevel->GetDict("Parent");
-    }
-    return full_name;
-}
-FX_BOOL CPDF_DefaultAppearance::HasFont()
-{
-    if (m_csDA.IsEmpty()) {
-        return FALSE;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    return syntax.FindTagParam("Tf", 2);
-}
-CFX_ByteString CPDF_DefaultAppearance::GetFontString()
-{
-    CFX_ByteString csFont;
-    if (m_csDA.IsEmpty()) {
-        return csFont;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam("Tf", 2)) {
-        csFont += (CFX_ByteString)syntax.GetWord();
-        csFont += " ";
-        csFont += (CFX_ByteString)syntax.GetWord();
-        csFont += " ";
-        csFont += (CFX_ByteString)syntax.GetWord();
-    }
-    return csFont;
-}
-void CPDF_DefaultAppearance::GetFont(CFX_ByteString& csFontNameTag, FX_FLOAT& fFontSize)
-{
-    csFontNameTag = "";
-    fFontSize = 0;
-    if (m_csDA.IsEmpty()) {
-        return;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam("Tf", 2)) {
-        csFontNameTag = (CFX_ByteString)syntax.GetWord();
-        csFontNameTag.Delete(0, 1);
-        fFontSize = FX_atof((CFX_ByteString)syntax.GetWord());
-    }
-    csFontNameTag = PDF_NameDecode(csFontNameTag);
-}
-FX_BOOL CPDF_DefaultAppearance::HasColor(FX_BOOL bStrokingOperation)
-{
-    if (m_csDA.IsEmpty()) {
-        return FALSE;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
-        return TRUE;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
-        return TRUE;
-    }
-    syntax.SetPos(0);
-    return syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4);
-}
-CFX_ByteString CPDF_DefaultAppearance::GetColorString(FX_BOOL bStrokingOperation)
-{
-    CFX_ByteString csColor;
-    if (m_csDA.IsEmpty()) {
-        return csColor;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        return csColor;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        return csColor;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4)) {
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-        csColor += " ";
-        csColor += (CFX_ByteString)syntax.GetWord();
-    }
-    return csColor;
-}
-void CPDF_DefaultAppearance::GetColor(int& iColorType, FX_FLOAT fc[4], FX_BOOL bStrokingOperation)
-{
-    iColorType = COLORTYPE_TRANSPARENT;
-    for (int c = 0; c < 4; c ++) {
-        fc[c] = 0;
-    }
-    if (m_csDA.IsEmpty()) {
-        return;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
-        iColorType = COLORTYPE_GRAY;
-        fc[0] = FX_atof((CFX_ByteString)syntax.GetWord());
-        return;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
-        iColorType = COLORTYPE_RGB;
-        fc[0] = FX_atof((CFX_ByteString)syntax.GetWord());
-        fc[1] = FX_atof((CFX_ByteString)syntax.GetWord());
-        fc[2] = FX_atof((CFX_ByteString)syntax.GetWord());
-        return;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4)) {
-        iColorType = COLORTYPE_CMYK;
-        fc[0] = FX_atof((CFX_ByteString)syntax.GetWord());
-        fc[1] = FX_atof((CFX_ByteString)syntax.GetWord());
-        fc[2] = FX_atof((CFX_ByteString)syntax.GetWord());
-        fc[3] = FX_atof((CFX_ByteString)syntax.GetWord());
-    }
-}
-void CPDF_DefaultAppearance::GetColor(FX_ARGB& color, int& iColorType, FX_BOOL bStrokingOperation)
-{
-    color = 0;
-    iColorType = COLORTYPE_TRANSPARENT;
-    if (m_csDA.IsEmpty()) {
-        return;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam(bStrokingOperation ? "G" : "g", 1)) {
-        iColorType = COLORTYPE_GRAY;
-        FX_FLOAT g = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
-        color = ArgbEncode(255, (int)g, (int)g, (int)g);
-        return;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "RG" : "rg", 3)) {
-        iColorType = COLORTYPE_RGB;
-        FX_FLOAT r = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
-        FX_FLOAT g = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
-        FX_FLOAT b = FX_atof((CFX_ByteString)syntax.GetWord()) * 255 + 0.5f;
-        color = ArgbEncode(255, (int)r, (int)g, (int)b);
-        return;
-    }
-    syntax.SetPos(0);
-    if (syntax.FindTagParam(bStrokingOperation ? "K" : "k", 4)) {
-        iColorType = COLORTYPE_CMYK;
-        FX_FLOAT c = FX_atof((CFX_ByteString)syntax.GetWord());
-        FX_FLOAT m = FX_atof((CFX_ByteString)syntax.GetWord());
-        FX_FLOAT y = FX_atof((CFX_ByteString)syntax.GetWord());
-        FX_FLOAT k = FX_atof((CFX_ByteString)syntax.GetWord());
-        FX_FLOAT r = 1.0f - FX_MIN(1.0f, c + k);
-        FX_FLOAT g = 1.0f - FX_MIN(1.0f, m + k);
-        FX_FLOAT b = 1.0f - FX_MIN(1.0f, y + k);
-        color = ArgbEncode(255, (int)(r * 255 + 0.5f), (int)(g * 255 + 0.5f), (int)(b * 255 + 0.5f));
-    }
-}
-FX_BOOL CPDF_DefaultAppearance::HasTextMatrix()
-{
-    if (m_csDA.IsEmpty()) {
-        return FALSE;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    return syntax.FindTagParam("Tm", 6);
-}
-CFX_ByteString CPDF_DefaultAppearance::GetTextMatrixString()
-{
-    CFX_ByteString csTM;
-    if (m_csDA.IsEmpty()) {
-        return csTM;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam("Tm", 6)) {
-        for (int i = 0; i < 6; i ++) {
-            csTM += (CFX_ByteString)syntax.GetWord();
-            csTM += " ";
-        }
-        csTM += (CFX_ByteString)syntax.GetWord();
-    }
-    return csTM;
-}
-CFX_AffineMatrix CPDF_DefaultAppearance::GetTextMatrix()
-{
-    CFX_AffineMatrix tm;
-    if (m_csDA.IsEmpty()) {
-        return tm;
-    }
-    CPDF_SimpleParser syntax(m_csDA);
-    if (syntax.FindTagParam("Tm", 6)) {
-        FX_FLOAT f[6];
-        for (int i = 0; i < 6; i ++) {
-            f[i] = FX_atof((CFX_ByteString)syntax.GetWord());
-        }
-        tm.Set(f[0], f[1], f[2], f[3], f[4], f[5]);
-    }
-    return tm;
-}
-void InitInterFormDict(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument)
-{
-    if (pDocument == NULL) {
-        return;
-    }
-    if (pFormDict == NULL) {
-        pFormDict = CPDF_Dictionary::Create();
-        if (pFormDict == NULL) {
-            return;
-        }
-        FX_DWORD dwObjNum = pDocument->AddIndirectObject(pFormDict);
-        CPDF_Dictionary* pRoot = pDocument->GetRoot();
-        pRoot->SetAtReference("AcroForm", pDocument, dwObjNum);
-    }
-    CFX_ByteString csDA;
-    if (!pFormDict->KeyExist("DR")) {
-        CPDF_Font* pFont = NULL;
-        CFX_ByteString csBaseName, csDefault;
-        uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
-        pFont = CPDF_InterForm::AddStandardFont(pDocument, "Helvetica");
-        if (pFont != NULL) {
-            AddInterFormFont(pFormDict, pDocument, pFont, csBaseName);
-            csDefault = csBaseName;
-        }
-        if (charSet != 0) {
-            CFX_ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet, NULL);
-            if (pFont == NULL || csFontName != "Helvetica") {
-                pFont = CPDF_InterForm::AddNativeFont(pDocument);
-                if (pFont != NULL) {
-                    csBaseName = "";
-                    AddInterFormFont(pFormDict, pDocument, pFont, csBaseName);
-                    csDefault = csBaseName;
-                }
-            }
-        }
-        if (pFont != NULL) {
-            csDA = "/" + PDF_NameEncode(csDefault) + " 0 Tf";
-        }
-    }
-    if (!csDA.IsEmpty()) {
-        csDA += " ";
-    }
-    csDA += "0 g";
-    if (!pFormDict->KeyExist("DA")) {
-        pFormDict->SetAtString("DA", csDA);
-    }
-}
-FX_DWORD CountInterFormFonts(CPDF_Dictionary* pFormDict)
-{
-    if (pFormDict == NULL) {
-        return 0;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+      }
+    }
+    if (pFont != NULL) {
+      csDA = "/" + PDF_NameEncode(csDefault) + " 0 Tf";
+    }
+  }
+  if (!csDA.IsEmpty()) {
+    csDA += " ";
+  }
+  csDA += "0 g";
+  if (!pFormDict->KeyExist("DA")) {
+    pFormDict->SetAtString("DA", csDA);
+  }
+}
+FX_DWORD CountInterFormFonts(CPDF_Dictionary* pFormDict) {
+  if (pFormDict == NULL) {
+    return 0;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return 0;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return 0;
+  }
+  FX_DWORD dwCount = 0;
+  FX_POSITION pos = pFonts->GetStartPos();
+  while (pos) {
+    CPDF_Object* pObj = NULL;
+    CFX_ByteString csKey;
+    pObj = pFonts->GetNextElement(pos, csKey);
+    if (pObj == NULL) {
+      continue;
+    }
+    CPDF_Object* pDirect = pObj->GetDirect();
+    if (pDirect != NULL && pDirect->GetType() == PDFOBJ_DICTIONARY) {
+      if (((CPDF_Dictionary*)pDirect)->GetString("Type") == "Font") {
+        dwCount++;
+      }
+    }
+  }
+  return dwCount;
+}
+CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict,
+                            CPDF_Document* pDocument,
+                            FX_DWORD index,
+                            CFX_ByteString& csNameTag) {
+  if (pFormDict == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return NULL;
+  }
+  FX_DWORD dwCount = 0;
+  FX_POSITION pos = pFonts->GetStartPos();
+  while (pos) {
+    CPDF_Object* pObj = NULL;
+    CFX_ByteString csKey;
+    pObj = pFonts->GetNextElement(pos, csKey);
+    if (pObj == NULL) {
+      continue;
+    }
+    CPDF_Object* pDirect = pObj->GetDirect();
+    if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
+      continue;
+    }
+    CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
+    if (pElement->GetString("Type") != "Font") {
+      continue;
+    }
+    if (dwCount == index) {
+      csNameTag = csKey;
+      return pDocument->LoadFont(pElement);
+    }
+    dwCount++;
+  }
+  return NULL;
+}
+CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict,
+                            CPDF_Document* pDocument,
+                            CFX_ByteString csNameTag) {
+  CFX_ByteString csAlias = PDF_NameDecode(csNameTag);
+  if (pFormDict == NULL || csAlias.IsEmpty()) {
+    return NULL;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pElement = pFonts->GetDict(csAlias);
+  if (pElement == NULL) {
+    return NULL;
+  }
+  if (pElement->GetString("Type") == "Font") {
+    return pDocument->LoadFont(pElement);
+  }
+  return NULL;
+}
+CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict,
+                            CPDF_Document* pDocument,
+                            CFX_ByteString csFontName,
+                            CFX_ByteString& csNameTag) {
+  if (pFormDict == NULL || csFontName.IsEmpty()) {
+    return NULL;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return NULL;
+  }
+  FX_POSITION pos = pFonts->GetStartPos();
+  while (pos) {
+    CPDF_Object* pObj = NULL;
+    CFX_ByteString csKey;
+    pObj = pFonts->GetNextElement(pos, csKey);
+    if (pObj == NULL) {
+      continue;
+    }
+    CPDF_Object* pDirect = pObj->GetDirect();
+    if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
+      continue;
+    }
+    CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
+    if (pElement->GetString("Type") != "Font") {
+      continue;
+    }
+    CPDF_Font* pFind = pDocument->LoadFont(pElement);
+    if (pFind == NULL) {
+      continue;
+    }
+    CFX_ByteString csBaseFont;
+    csBaseFont = pFind->GetBaseFont();
+    csBaseFont.Remove(' ');
+    if (csBaseFont == csFontName) {
+      csNameTag = csKey;
+      return pFind;
+    }
+  }
+  return NULL;
+}
+CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict,
+                                  CPDF_Document* pDocument,
+                                  uint8_t charSet,
+                                  CFX_ByteString& csNameTag) {
+  if (pFormDict == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return NULL;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return NULL;
+  }
+  FX_POSITION pos = pFonts->GetStartPos();
+  while (pos) {
+    CPDF_Object* pObj = NULL;
+    CFX_ByteString csKey;
+    pObj = pFonts->GetNextElement(pos, csKey);
+    if (pObj == NULL) {
+      continue;
+    }
+    CPDF_Object* pDirect = pObj->GetDirect();
+    if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
+      continue;
+    }
+    CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
+    if (pElement->GetString("Type") != "Font") {
+      continue;
+    }
+    CPDF_Font* pFind = pDocument->LoadFont(pElement);
+    if (pFind == NULL) {
+      continue;
+    }
+    CFX_SubstFont* pSubst = (CFX_SubstFont*)pFind->GetSubstFont();
+    if (pSubst == NULL) {
+      continue;
+    }
+    if (pSubst->m_Charset == (int)charSet) {
+      csNameTag = csKey;
+      return pFind;
+    }
+  }
+  return NULL;
+}
+CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict,
+                                  CPDF_Document* pDocument,
+                                  CFX_ByteString& csNameTag) {
+  csNameTag = "";
+  uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
+  CFX_SubstFont* pSubst;
+  CPDF_Font* pFont = GetDefaultInterFormFont(pFormDict, pDocument);
+  if (pFont != NULL) {
+    pSubst = (CFX_SubstFont*)pFont->GetSubstFont();
+    if (pSubst != NULL && pSubst->m_Charset == (int)charSet) {
+      FindInterFormFont(pFormDict, pFont, csNameTag);
+      return pFont;
+    }
+  }
+  return GetNativeInterFormFont(pFormDict, pDocument, charSet, csNameTag);
+}
+FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict,
+                          const CPDF_Font* pFont,
+                          CFX_ByteString& csNameTag) {
+  if (pFormDict == NULL || pFont == NULL) {
+    return FALSE;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return FALSE;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return FALSE;
+  }
+  FX_POSITION pos = pFonts->GetStartPos();
+  while (pos) {
+    CPDF_Object* pObj = NULL;
+    CFX_ByteString csKey;
+    pObj = pFonts->GetNextElement(pos, csKey);
+    if (pObj == NULL) {
+      continue;
+    }
+    CPDF_Object* pDirect = pObj->GetDirect();
+    if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
+      continue;
+    }
+    CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
+    if (pElement->GetString("Type") != "Font") {
+      continue;
+    }
+    if (pFont->GetFontDict() == pElement) {
+      csNameTag = csKey;
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict,
+                          CPDF_Document* pDocument,
+                          CFX_ByteString csFontName,
+                          CPDF_Font*& pFont,
+                          CFX_ByteString& csNameTag) {
+  if (pFormDict == NULL) {
+    return FALSE;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return FALSE;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return FALSE;
+  }
+  if (csFontName.GetLength() > 0) {
+    csFontName.Remove(' ');
+  }
+  FX_POSITION pos = pFonts->GetStartPos();
+  while (pos) {
+    CPDF_Object* pObj = NULL;
+    CFX_ByteString csKey, csTmp;
+    pObj = pFonts->GetNextElement(pos, csKey);
+    if (pObj == NULL) {
+      continue;
+    }
+    CPDF_Object* pDirect = pObj->GetDirect();
+    if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
+      continue;
+    }
+    CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
+    if (pElement->GetString("Type") != "Font") {
+      continue;
+    }
+    pFont = pDocument->LoadFont(pElement);
+    if (pFont == NULL) {
+      continue;
+    }
+    CFX_ByteString csBaseFont;
+    csBaseFont = pFont->GetBaseFont();
+    csBaseFont.Remove(' ');
+    if (csBaseFont == csFontName) {
+      csNameTag = csKey;
+      return TRUE;
+    }
+  }
+  return FALSE;
+}
+void AddInterFormFont(CPDF_Dictionary*& pFormDict,
+                      CPDF_Document* pDocument,
+                      const CPDF_Font* pFont,
+                      CFX_ByteString& csNameTag) {
+  if (pFont == NULL) {
+    return;
+  }
+  if (pFormDict == NULL) {
+    InitInterFormDict(pFormDict, pDocument);
+  }
+  CFX_ByteString csTag;
+  if (FindInterFormFont(pFormDict, pFont, csTag)) {
+    csNameTag = csTag;
+    return;
+  }
+  if (pFormDict == NULL) {
+    InitInterFormDict(pFormDict, pDocument);
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    pDR = CPDF_Dictionary::Create();
     if (pDR == NULL) {
-        return 0;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return 0;
-    }
-    FX_DWORD dwCount = 0;
-    FX_POSITION pos = pFonts->GetStartPos();
-    while (pos) {
-        CPDF_Object* pObj = NULL;
-        CFX_ByteString csKey;
-        pObj = pFonts->GetNextElement(pos, csKey);
-        if (pObj == NULL) {
-            continue;
-        }
-        CPDF_Object* pDirect = pObj->GetDirect();
-        if (pDirect != NULL && pDirect->GetType() == PDFOBJ_DICTIONARY) {
-            if (((CPDF_Dictionary*)pDirect)->GetString("Type") == "Font") {
-                dwCount ++;
-            }
-        }
-    }
-    return dwCount;
-}
-CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, FX_DWORD index, CFX_ByteString& csNameTag)
-{
-    if (pFormDict == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return NULL;
-    }
-    FX_DWORD dwCount = 0;
-    FX_POSITION pos = pFonts->GetStartPos();
-    while (pos) {
-        CPDF_Object* pObj = NULL;
-        CFX_ByteString csKey;
-        pObj = pFonts->GetNextElement(pos, csKey);
-        if (pObj == NULL) {
-            continue;
-        }
-        CPDF_Object* pDirect = pObj->GetDirect();
-        if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
-            continue;
-        }
-        CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
-        if (pElement->GetString("Type") != "Font") {
-            continue;
-        }
-        if (dwCount == index) {
-            csNameTag = csKey;
-            return pDocument->LoadFont(pElement);
-        }
-        dwCount ++;
-    }
-    return NULL;
-}
-CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csNameTag)
-{
-    CFX_ByteString csAlias = PDF_NameDecode(csNameTag);
-    if (pFormDict == NULL || csAlias.IsEmpty()) {
-        return NULL;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pElement = pFonts->GetDict(csAlias);
-    if (pElement == NULL) {
-        return NULL;
-    }
-    if (pElement->GetString("Type") == "Font") {
-        return pDocument->LoadFont(pElement);
-    }
-    return NULL;
-}
-CPDF_Font* GetInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CFX_ByteString& csNameTag)
-{
-    if (pFormDict == NULL || csFontName.IsEmpty()) {
-        return NULL;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return NULL;
-    }
-    FX_POSITION pos = pFonts->GetStartPos();
-    while (pos) {
-        CPDF_Object* pObj = NULL;
-        CFX_ByteString csKey;
-        pObj = pFonts->GetNextElement(pos, csKey);
-        if (pObj == NULL) {
-            continue;
-        }
-        CPDF_Object* pDirect = pObj->GetDirect();
-        if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
-            continue;
-        }
-        CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
-        if (pElement->GetString("Type") != "Font") {
-            continue;
-        }
-        CPDF_Font* pFind = pDocument->LoadFont(pElement);
-        if (pFind == NULL) {
-            continue;
-        }
-        CFX_ByteString csBaseFont;
-        csBaseFont = pFind->GetBaseFont();
-        csBaseFont.Remove(' ');
-        if (csBaseFont == csFontName) {
-            csNameTag = csKey;
-            return pFind;
-        }
-    }
-    return NULL;
-}
-CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, uint8_t charSet, CFX_ByteString& csNameTag)
-{
-    if (pFormDict == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return NULL;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return NULL;
-    }
-    FX_POSITION pos = pFonts->GetStartPos();
-    while (pos) {
-        CPDF_Object* pObj = NULL;
-        CFX_ByteString csKey;
-        pObj = pFonts->GetNextElement(pos, csKey);
-        if (pObj == NULL) {
-            continue;
-        }
-        CPDF_Object* pDirect = pObj->GetDirect();
-        if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
-            continue;
-        }
-        CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
-        if (pElement->GetString("Type") != "Font") {
-            continue;
-        }
-        CPDF_Font* pFind = pDocument->LoadFont(pElement);
-        if (pFind == NULL) {
-            continue;
-        }
-        CFX_SubstFont* pSubst = (CFX_SubstFont*)pFind->GetSubstFont();
-        if (pSubst == NULL) {
-            continue;
-        }
-        if (pSubst->m_Charset == (int)charSet) {
-            csNameTag = csKey;
-            return pFind;
-        }
-    }
-    return NULL;
-}
-CPDF_Font* GetNativeInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString& csNameTag)
-{
-    csNameTag = "";
-    uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
-    CFX_SubstFont* pSubst;
-    CPDF_Font* pFont = GetDefaultInterFormFont(pFormDict, pDocument);
-    if (pFont != NULL) {
-        pSubst = (CFX_SubstFont*)pFont->GetSubstFont();
-        if (pSubst != NULL && pSubst->m_Charset == (int)charSet) {
-            FindInterFormFont(pFormDict, pFont, csNameTag);
-            return pFont;
-        }
-    }
-    return GetNativeInterFormFont(pFormDict, pDocument, charSet, csNameTag);
-}
-FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont, CFX_ByteString& csNameTag)
-{
-    if (pFormDict == NULL || pFont == NULL) {
-        return FALSE;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return FALSE;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return FALSE;
-    }
-    FX_POSITION pos = pFonts->GetStartPos();
-    while (pos) {
-        CPDF_Object* pObj = NULL;
-        CFX_ByteString csKey;
-        pObj = pFonts->GetNextElement(pos, csKey);
-        if (pObj == NULL) {
-            continue;
-        }
-        CPDF_Object* pDirect = pObj->GetDirect();
-        if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
-            continue;
-        }
-        CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
-        if (pElement->GetString("Type") != "Font") {
-            continue;
-        }
-        if (pFont->GetFontDict() == pElement) {
-            csNameTag = csKey;
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-FX_BOOL FindInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument, CFX_ByteString csFontName, CPDF_Font*& pFont, CFX_ByteString& csNameTag)
-{
-    if (pFormDict == NULL) {
-        return FALSE;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return FALSE;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return FALSE;
-    }
-    if (csFontName.GetLength() > 0) {
-        csFontName.Remove(' ');
-    }
-    FX_POSITION pos = pFonts->GetStartPos();
-    while (pos) {
-        CPDF_Object* pObj = NULL;
-        CFX_ByteString csKey, csTmp;
-        pObj = pFonts->GetNextElement(pos, csKey);
-        if (pObj == NULL) {
-            continue;
-        }
-        CPDF_Object* pDirect = pObj->GetDirect();
-        if (pDirect == NULL || pDirect->GetType() != PDFOBJ_DICTIONARY) {
-            continue;
-        }
-        CPDF_Dictionary* pElement = (CPDF_Dictionary*)pDirect;
-        if (pElement->GetString("Type") != "Font") {
-            continue;
-        }
-        pFont = pDocument->LoadFont(pElement);
-        if (pFont == NULL) {
-            continue;
-        }
-        CFX_ByteString csBaseFont;
-        csBaseFont = pFont->GetBaseFont();
-        csBaseFont.Remove(' ');
-        if (csBaseFont == csFontName) {
-            csNameTag = csKey;
-            return TRUE;
-        }
-    }
-    return FALSE;
-}
-void AddInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, const CPDF_Font* pFont, CFX_ByteString& csNameTag)
-{
-    if (pFont == NULL) {
-        return;
-    }
-    if (pFormDict == NULL) {
-        InitInterFormDict(pFormDict, pDocument);
-    }
-    CFX_ByteString csTag;
-    if (FindInterFormFont(pFormDict, pFont, csTag)) {
-        csNameTag = csTag;
-        return;
-    }
-    if (pFormDict == NULL) {
-        InitInterFormDict(pFormDict, pDocument);
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        pDR = CPDF_Dictionary::Create();
-        if (pDR == NULL) {
-            return;
-        }
-        pFormDict->SetAt("DR", pDR);
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        pFonts = CPDF_Dictionary::Create();
-        pDR->SetAt("Font", pFonts);
-    }
-    if (csNameTag.IsEmpty()) {
-        csNameTag = pFont->GetBaseFont();
-    }
-    csNameTag.Remove(' ');
-    csNameTag = CPDF_InterForm::GenerateNewResourceName(pDR, "Font", 4, csNameTag);
-    pFonts->SetAtReference(csNameTag, pDocument, pFont->GetFontDict());
-}
-CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, uint8_t charSet, CFX_ByteString& csNameTag)
-{
-    if (pFormDict == NULL) {
-        InitInterFormDict(pFormDict, pDocument);
-    }
-    CFX_ByteString csTemp;
-    CPDF_Font* pFont = GetNativeInterFormFont(pFormDict, pDocument, charSet, csTemp);
-    if (pFont != NULL) {
-        csNameTag = csTemp;
-        return pFont;
-    }
-    CFX_ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet);
-    if (!csFontName.IsEmpty()) {
-        if (FindInterFormFont(pFormDict, pDocument, csFontName, pFont, csNameTag)) {
-            return pFont;
-        }
-    }
-    pFont = CPDF_InterForm::AddNativeFont(charSet, pDocument);
-    if (pFont != NULL) {
-        AddInterFormFont(pFormDict, pDocument, pFont, csNameTag);
-    }
+      return;
+    }
+    pFormDict->SetAt("DR", pDR);
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    pFonts = CPDF_Dictionary::Create();
+    pDR->SetAt("Font", pFonts);
+  }
+  if (csNameTag.IsEmpty()) {
+    csNameTag = pFont->GetBaseFont();
+  }
+  csNameTag.Remove(' ');
+  csNameTag =
+      CPDF_InterForm::GenerateNewResourceName(pDR, "Font", 4, csNameTag);
+  pFonts->SetAtReference(csNameTag, pDocument, pFont->GetFontDict());
+}
+CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict,
+                                  CPDF_Document* pDocument,
+                                  uint8_t charSet,
+                                  CFX_ByteString& csNameTag) {
+  if (pFormDict == NULL) {
+    InitInterFormDict(pFormDict, pDocument);
+  }
+  CFX_ByteString csTemp;
+  CPDF_Font* pFont =
+      GetNativeInterFormFont(pFormDict, pDocument, charSet, csTemp);
+  if (pFont != NULL) {
+    csNameTag = csTemp;
     return pFont;
-}
-CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict, CPDF_Document* pDocument, CFX_ByteString& csNameTag)
-{
-    uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
-    return AddNativeInterFormFont(pFormDict, pDocument, charSet, csNameTag);
-}
-void RemoveInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont)
-{
-    if (pFormDict == NULL || pFont == NULL) {
-        return;
-    }
-    CFX_ByteString csTag;
-    if (!FindInterFormFont(pFormDict, pFont, csTag)) {
-        return;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    pFonts->RemoveAt(csTag);
-}
-void RemoveInterFormFont(CPDF_Dictionary* pFormDict, CFX_ByteString csNameTag)
-{
-    if (pFormDict == NULL || csNameTag.IsEmpty()) {
-        return;
-    }
-    CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
-    if (pDR == NULL) {
-        return;
-    }
-    CPDF_Dictionary* pFonts = pDR->GetDict("Font");
-    if (pFonts == NULL) {
-        return;
-    }
-    pFonts->RemoveAt(csNameTag);
-}
-CPDF_Font* GetDefaultInterFormFont(CPDF_Dictionary* pFormDict, CPDF_Document* pDocument)
-{
-    if (pFormDict == NULL) {
-        return NULL;
-    }
-    CPDF_DefaultAppearance cDA = pFormDict->GetString("DA");
-    CFX_ByteString csFontNameTag;
-    FX_FLOAT fFontSize;
-    cDA.GetFont(csFontNameTag, fFontSize);
-    return GetInterFormFont(pFormDict, pDocument, csFontNameTag);
-}
-CPDF_IconFit::ScaleMethod CPDF_IconFit::GetScaleMethod()
-{
-    if (!m_pDict) {
-        return Always;
-    }
-    CFX_ByteString csSW = m_pDict->GetString("SW", "A");
-    if (csSW == "B") {
-        return Bigger;
-    }
-    if (csSW == "S") {
-        return Smaller;
-    }
-    if (csSW == "N") {
-        return Never;
-    }
+  }
+  CFX_ByteString csFontName = CPDF_InterForm::GetNativeFont(charSet);
+  if (!csFontName.IsEmpty()) {
+    if (FindInterFormFont(pFormDict, pDocument, csFontName, pFont, csNameTag)) {
+      return pFont;
+    }
+  }
+  pFont = CPDF_InterForm::AddNativeFont(charSet, pDocument);
+  if (pFont != NULL) {
+    AddInterFormFont(pFormDict, pDocument, pFont, csNameTag);
+  }
+  return pFont;
+}
+CPDF_Font* AddNativeInterFormFont(CPDF_Dictionary*& pFormDict,
+                                  CPDF_Document* pDocument,
+                                  CFX_ByteString& csNameTag) {
+  uint8_t charSet = CPDF_InterForm::GetNativeCharSet();
+  return AddNativeInterFormFont(pFormDict, pDocument, charSet, csNameTag);
+}
+void RemoveInterFormFont(CPDF_Dictionary* pFormDict, const CPDF_Font* pFont) {
+  if (pFormDict == NULL || pFont == NULL) {
+    return;
+  }
+  CFX_ByteString csTag;
+  if (!FindInterFormFont(pFormDict, pFont, csTag)) {
+    return;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  pFonts->RemoveAt(csTag);
+}
+void RemoveInterFormFont(CPDF_Dictionary* pFormDict, CFX_ByteString csNameTag) {
+  if (pFormDict == NULL || csNameTag.IsEmpty()) {
+    return;
+  }
+  CPDF_Dictionary* pDR = pFormDict->GetDict("DR");
+  if (pDR == NULL) {
+    return;
+  }
+  CPDF_Dictionary* pFonts = pDR->GetDict("Font");
+  if (pFonts == NULL) {
+    return;
+  }
+  pFonts->RemoveAt(csNameTag);
+}
+CPDF_Font* GetDefaultInterFormFont(CPDF_Dictionary* pFormDict,
+                                   CPDF_Document* pDocument) {
+  if (pFormDict == NULL) {
+    return NULL;
+  }
+  CPDF_DefaultAppearance cDA = pFormDict->GetString("DA");
+  CFX_ByteString csFontNameTag;
+  FX_FLOAT fFontSize;
+  cDA.GetFont(csFontNameTag, fFontSize);
+  return GetInterFormFont(pFormDict, pDocument, csFontNameTag);
+}
+CPDF_IconFit::ScaleMethod CPDF_IconFit::GetScaleMethod() {
+  if (!m_pDict) {
     return Always;
-}
-FX_BOOL CPDF_IconFit::IsProportionalScale()
-{
-    if (m_pDict == NULL) {
-        return TRUE;
-    }
-    return m_pDict->GetString("S", "P") != "A";
-}
-void CPDF_IconFit::GetIconPosition(FX_FLOAT& fLeft, FX_FLOAT& fBottom)
-{
-    fLeft = fBottom = 0.5;
-    if (m_pDict == NULL) {
-        return;
-    }
-    CPDF_Array* pA = m_pDict->GetArray("A");
-    if (pA != NULL) {
-        FX_DWORD dwCount = pA->GetCount();
-        if (dwCount > 0) {
-            fLeft = pA->GetNumber(0);
-        }
-        if (dwCount > 1) {
-            fBottom = pA->GetNumber(1);
-        }
-    }
-}
-FX_BOOL CPDF_IconFit::GetFittingBounds()
-{
-    if (m_pDict == NULL) {
-        return FALSE;
-    }
-    return m_pDict->GetBoolean("FB");
-}
-void SaveCheckedFieldStatus(CPDF_FormField* pField, CFX_ByteArray& statusArray)
-{
-    int iCount = pField->CountControls();
-    for (int i = 0; i < iCount; i ++) {
-        CPDF_FormControl* pControl = pField->GetControl(i);
-        if (pControl == NULL) {
-            continue;
-        }
-        statusArray.Add(pControl->IsChecked() ? 1 : 0);
-    }
-}
-CPDF_Object* FPDF_GetFieldAttr(CPDF_Dictionary* pFieldDict, const FX_CHAR* name, int nLevel)
-{
-    if (nLevel > FPDFDOC_UTILS_MAXRECURSION) {
-        return NULL;
-    }
-    if (pFieldDict == NULL) {
-        return NULL;
-    }
-    CPDF_Object* pAttr = pFieldDict->GetElementValue(name);
-    if (pAttr) {
-        return pAttr;
-    }
-    CPDF_Dictionary* pParent = pFieldDict->GetDict("Parent");
-    if (pParent == NULL) {
-        return NULL;
-    }
-    return FPDF_GetFieldAttr(pParent, name, nLevel + 1);
-}
+  }
+  CFX_ByteString csSW = m_pDict->GetString("SW", "A");
+  if (csSW == "B") {
+    return Bigger;
+  }
+  if (csSW == "S") {
+    return Smaller;
+  }
+  if (csSW == "N") {
+    return Never;
+  }
+  return Always;
+}
+FX_BOOL CPDF_IconFit::IsProportionalScale() {
+  if (m_pDict == NULL) {
+    return TRUE;
+  }
+  return m_pDict->GetString("S", "P") != "A";
+}
+void CPDF_IconFit::GetIconPosition(FX_FLOAT& fLeft, FX_FLOAT& fBottom) {
+  fLeft = fBottom = 0.5;
+  if (m_pDict == NULL) {
+    return;
+  }
+  CPDF_Array* pA = m_pDict->GetArray("A");
+  if (pA != NULL) {
+    FX_DWORD dwCount = pA->GetCount();
+    if (dwCount > 0) {
+      fLeft = pA->GetNumber(0);
+    }
+    if (dwCount > 1) {
+      fBottom = pA->GetNumber(1);
+    }
+  }
+}
+FX_BOOL CPDF_IconFit::GetFittingBounds() {
+  if (m_pDict == NULL) {
+    return FALSE;
+  }
+  return m_pDict->GetBoolean("FB");
+}
+void SaveCheckedFieldStatus(CPDF_FormField* pField,
+                            CFX_ByteArray& statusArray) {
+  int iCount = pField->CountControls();
+  for (int i = 0; i < iCount; i++) {
+    CPDF_FormControl* pControl = pField->GetControl(i);
+    if (pControl == NULL) {
+      continue;
+    }
+    statusArray.Add(pControl->IsChecked() ? 1 : 0);
+  }
+}
+CPDF_Object* FPDF_GetFieldAttr(CPDF_Dictionary* pFieldDict,
+                               const FX_CHAR* name,
+                               int nLevel) {
+  if (nLevel > FPDFDOC_UTILS_MAXRECURSION) {
+    return NULL;
+  }
+  if (pFieldDict == NULL) {
+    return NULL;
+  }
+  CPDF_Object* pAttr = pFieldDict->GetElementValue(name);
+  if (pAttr) {
+    return pAttr;
+  }
+  CPDF_Dictionary* pParent = pFieldDict->GetDict("Parent");
+  if (pParent == NULL) {
+    return NULL;
+  }
+  return FPDF_GetFieldAttr(pParent, name, nLevel + 1);
+}