Merge to XFA: Add type cast definitions for CPDF_Name.

core/src/fpdfapi/fpdf_page/fpdf_page_colors.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/fpdfapi/fpdf_page.h"
 #include "../../../include/fpdfapi/fpdf_module.h"
 #include "../../../include/fxcodec/fx_codec.h"
 #include "pageint.h"
@@ skipping 1039 matching lines @@
     m_Type = Colorant;
     CPDF_Object* pAltCS = pArray->GetElementValue(2);
     if (pAltCS == m_pArray) {
       return FALSE;
     }
     m_pAltCS = Load(pDoc, pAltCS);
     if (!m_pAltCS) {
       return FALSE;
     }
     CPDF_Object* pFuncObj = pArray->GetElementValue(3);
-    if (pFuncObj && pFuncObj->GetType() != PDFOBJ_NAME) {
+    if (pFuncObj && !pFuncObj->IsName())
       m_pFunc = CPDF_Function::Load(pFuncObj);
-    }
+
     if (m_pFunc && m_pFunc->CountOutputs() < m_pAltCS->CountComponents()) {
       delete m_pFunc;
       m_pFunc = NULL;
     }
   }
   return TRUE;
 }
 FX_BOOL CPDF_SeparationCS::GetRGB(FX_FLOAT* pBuf,
                                   FX_FLOAT& R,
                                   FX_FLOAT& G,
@@ skipping 122 matching lines @@
   }
   if (name == FX_BSTRC("DeviceCMYK") || name == FX_BSTRC("CMYK")) {
     return CPDF_ColorSpace::GetStockCS(PDFCS_DEVICECMYK);
   }
   if (name == FX_BSTRC("Pattern")) {
     return CPDF_ColorSpace::GetStockCS(PDFCS_PATTERN);
   }
   return NULL;
 }
 CPDF_ColorSpace* CPDF_ColorSpace::Load(CPDF_Document* pDoc, CPDF_Object* pObj) {
-  if (pObj == NULL) {
-    return NULL;
-  }
-  if (pObj->GetType() == PDFOBJ_NAME) {
+  if (!pObj)
+    return nullptr;
+  if (pObj->IsName())
     return _CSFromName(pObj->GetString());
-  }
+
   if (pObj->GetType() == PDFOBJ_STREAM) {
     CPDF_Dictionary* pDict = ((CPDF_Stream*)pObj)->GetDict();
-    if (!pDict) {
-      return NULL;
-    }
-    CPDF_ColorSpace* pRet = NULL;
+    if (!pDict)
+      return nullptr;
+
+    CPDF_ColorSpace* pRet = nullptr;
     FX_POSITION pos = pDict->GetStartPos();
     while (pos) {
       CFX_ByteString bsKey;
       CPDF_Object* pValue = pDict->GetNextElement(pos, bsKey);
-      if (pValue && pValue->GetType() == PDFOBJ_NAME) {
+      if (ToName(pValue))
         pRet = _CSFromName(pValue->GetString());
-      }
-      if (pRet) {
+      if (pRet)
         return pRet;
-      }
     }
-    return NULL;
+    return nullptr;
   }
   if (pObj->GetType() != PDFOBJ_ARRAY) {
     return NULL;
   }
   CPDF_Array* pArray = (CPDF_Array*)pObj;
   if (pArray->GetCount() == 0) {
     return NULL;
   }
   CPDF_Object* pFamilyObj = pArray->GetElementValue(0);
   if (!pFamilyObj) {
@@ skipping 294 matching lines @@
   }
   PatternValue* pvalue = (PatternValue*)m_pBuffer;
   return pvalue->m_nComps ? pvalue->m_Comps : NULL;
 }
 FX_BOOL CPDF_Color::IsEqual(const CPDF_Color& other) const {
   if (m_pCS != other.m_pCS || m_pCS == NULL) {
     return FALSE;
   }
   return FXSYS_memcmp(m_pBuffer, other.m_pBuffer, m_pCS->GetBufSize()) == 0;
 }