Fix collison with Windows #define RGB macro.

core/src/fpdfdoc/doc_ap.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 "core/include/fpdfdoc/fpdf_ap.h"
 #include "core/include/fpdfdoc/fpdf_doc.h"
 #include "core/include/fpdfdoc/fpdf_vt.h"
 #include "doc_utils.h"
@@ skipping 212 matching lines @@
     if (sFontAlias.GetLength() > 0 && fFontSize > 0) {
       sRet << "/" << sFontAlias << " " << fFontSize << " Tf\n";
     }
   }
   return sRet.GetByteString();
 }
 static CPVT_Color ParseColor(const CFX_ByteString& str) {
   CPDF_SimpleParser syntax(str);
   syntax.SetPos(0);
   if (syntax.FindTagParam("g", 1)) {
-    return CPVT_Color(CPVT_Color::GRAY, FX_atof(syntax.GetWord()));
+    return CPVT_Color(CPVT_Color::kGray, FX_atof(syntax.GetWord()));
   }
   syntax.SetPos(0);
   if (syntax.FindTagParam("rg", 3)) {
     FX_FLOAT f1 = FX_atof(syntax.GetWord());
     FX_FLOAT f2 = FX_atof(syntax.GetWord());
     FX_FLOAT f3 = FX_atof(syntax.GetWord());
-    return CPVT_Color(CPVT_Color::RGB, f1, f2, f3);
+    return CPVT_Color(CPVT_Color::kRGB, f1, f2, f3);
   }
   syntax.SetPos(0);
   if (syntax.FindTagParam("k", 4)) {
     FX_FLOAT f1 = FX_atof(syntax.GetWord());
     FX_FLOAT f2 = FX_atof(syntax.GetWord());
     FX_FLOAT f3 = FX_atof(syntax.GetWord());
     FX_FLOAT f4 = FX_atof(syntax.GetWord());
-    return CPVT_Color(CPVT_Color::CMYK, f1, f2, f3, f4);
+    return CPVT_Color(CPVT_Color::kCMYK, f1, f2, f3, f4);
   }
-  return CPVT_Color(CPVT_Color::TRANSPARENT);
+  return CPVT_Color(CPVT_Color::kTransparent);
 }
 static CPVT_Color ParseColor(const CPDF_Array& array) {
   CPVT_Color rt;
   switch (array.GetCount()) {
     case 1:
-      rt = CPVT_Color(CPVT_Color::GRAY, array.GetFloat(0));
+      rt = CPVT_Color(CPVT_Color::kGray, array.GetFloat(0));
       break;
     case 3:
-      rt = CPVT_Color(CPVT_Color::RGB, array.GetFloat(0), array.GetFloat(1),
+      rt = CPVT_Color(CPVT_Color::kRGB, array.GetFloat(0), array.GetFloat(1),
                       array.GetFloat(2));
       break;
     case 4:
-      rt = CPVT_Color(CPVT_Color::CMYK, array.GetFloat(0), array.GetFloat(1),
+      rt = CPVT_Color(CPVT_Color::kCMYK, array.GetFloat(0), array.GetFloat(1),
                       array.GetFloat(2), array.GetFloat(3));
       break;
   }
   return rt;
 }
 static FX_BOOL GenerateWidgetAP(CPDF_Document* pDoc,
                                 CPDF_Dictionary* pAnnotDict,
                                 const int32_t& nWidgetType) {
   CPDF_Dictionary* pFormDict = NULL;
   if (CPDF_Dictionary* pRootDict = pDoc->GetRoot()) {
@@ skipping 99 matching lines @@
     switch (pBSDict->GetString("S").GetAt(0)) {
       case 'S':
         nBorderStyle = PBS_SOLID;
         break;
       case 'D':
         nBorderStyle = PBS_DASH;
         break;
       case 'B':
         nBorderStyle = PBS_BEVELED;
         fBorderWidth *= 2;
-        crLeftTop = CPVT_Color(CPVT_Color::GRAY, 1);
-        crRightBottom = CPVT_Color(CPVT_Color::GRAY, 0.5);
+        crLeftTop = CPVT_Color(CPVT_Color::kGray, 1);
+        crRightBottom = CPVT_Color(CPVT_Color::kGray, 0.5);
         break;
       case 'I':
         nBorderStyle = PBS_INSET;
         fBorderWidth *= 2;
-        crLeftTop = CPVT_Color(CPVT_Color::GRAY, 0.5);
-        crRightBottom = CPVT_Color(CPVT_Color::GRAY, 0.75);
+        crLeftTop = CPVT_Color(CPVT_Color::kGray, 0.5);
+        crRightBottom = CPVT_Color(CPVT_Color::kGray, 0.75);
         break;
       case 'U':
         nBorderStyle = PBS_UNDERLINED;
         break;
     }
   }
   CPVT_Color crBorder, crBG;
   if (CPDF_Dictionary* pMKDict = pAnnotDict->GetDict("MK")) {
     if (CPDF_Array* pArray = pMKDict->GetArray("BC")) {
       crBorder = ParseColor(*pArray);
@@ skipping 153 matching lines @@
       if (sEdit.GetLength() > 0) {
         sAppStream << "/Tx BMC\n"
                    << "q\n";
         sAppStream << rcEdit.left << " " << rcEdit.bottom << " "
                    << rcEdit.Width() << " " << rcEdit.Height() << " re\nW\nn\n";
         sAppStream << "BT\n" << CPVT_GenerateAP::GenerateColorAP(crText, TRUE)
                    << sEdit << "ET\n"
                    << "Q\nEMC\n";
       }
       CFX_ByteString sButton = CPVT_GenerateAP::GenerateColorAP(
-          CPVT_Color(CPVT_Color::RGB, 220.0f / 255.0f, 220.0f / 255.0f,
+          CPVT_Color(CPVT_Color::kRGB, 220.0f / 255.0f, 220.0f / 255.0f,
                      220.0f / 255.0f),
           TRUE);
       if (sButton.GetLength() > 0 && !rcButton.IsEmpty()) {
         sAppStream << "q\n" << sButton;
         sAppStream << rcButton.left << " " << rcButton.bottom << " "
                    << rcButton.Width() << " " << rcButton.Height() << " re f\n";
         sAppStream << "Q\n";
         CFX_ByteString sButtonBorder = CPVT_GenerateAP::GenerateBorderAP(
-            rcButton, 2, CPVT_Color(CPVT_Color::GRAY, 0),
-            CPVT_Color(CPVT_Color::GRAY, 1), CPVT_Color(CPVT_Color::GRAY, 0.5),
-            PBS_BEVELED, CPVT_Dash(3, 0, 0));
+            rcButton, 2, CPVT_Color(CPVT_Color::kGray, 0),
+            CPVT_Color(CPVT_Color::kGray, 1),
+            CPVT_Color(CPVT_Color::kGray, 0.5), PBS_BEVELED,
+            CPVT_Dash(3, 0, 0));
         if (sButtonBorder.GetLength() > 0) {
           sAppStream << "q\n" << sButtonBorder << "Q\n";
         }
         CPDF_Point ptCenter = CPDF_Point((rcButton.left + rcButton.right) / 2,
                                          (rcButton.top + rcButton.bottom) / 2);
         if (IsFloatBigger(rcButton.Width(), 6) &&
             IsFloatBigger(rcButton.Height(), 6)) {
           sAppStream << "q\n"
                      << " 0 g\n";
           sAppStream << ptCenter.x - 3 << " " << ptCenter.y + 1.5f << " m\n";
@@ skipping 50 matching lines @@
               vt.SetFontSize(fFontSize);
             }
             vt.Initialize();
             vt.SetText(swItem.c_str());
             vt.RearrangeAll();
             FX_FLOAT fItemHeight = vt.GetContentRect().Height();
             if (bSelected) {
               CPDF_Rect rcItem =
                   CPDF_Rect(rcBody.left, fy - fItemHeight, rcBody.right, fy);
               sBody << "q\n" << CPVT_GenerateAP::GenerateColorAP(
-                                    CPVT_Color(CPVT_Color::RGB, 0,
+                                    CPVT_Color(CPVT_Color::kRGB, 0,
                                                51.0f / 255.0f, 113.0f / 255.0f),
                                     TRUE)
                     << rcItem.left << " " << rcItem.bottom << " "
                     << rcItem.Width() << " " << rcItem.Height() << " re f\n"
                     << "Q\n";
               sBody << "BT\n" << CPVT_GenerateAP::GenerateColorAP(
-                                     CPVT_Color(CPVT_Color::GRAY, 1), TRUE)
+                                     CPVT_Color(CPVT_Color::kGray, 1), TRUE)
                     << CPVT_GenerateAP::GenerateEditAP(&map, vt.GetIterator(),
                                                        CPDF_Point(0.0f, fy),
                                                        TRUE, 0)
                     << "ET\n";
             } else {
               sBody << "BT\n" << CPVT_GenerateAP::GenerateColorAP(crText, TRUE)
                     << CPVT_GenerateAP::GenerateEditAP(&map, vt.GetIterator(),
                                                        CPDF_Point(0.0f, fy),
                                                        TRUE, 0)
                     << "ET\n";
@@ skipping 240 matching lines @@
         }
         break;
     }
   }
   return sAppStream.GetByteString();
 }
 CFX_ByteString CPVT_GenerateAP::GenerateColorAP(const CPVT_Color& color,
                                                 const FX_BOOL& bFillOrStroke) {
   CFX_ByteTextBuf sColorStream;
   switch (color.nColorType) {
-    case CPVT_Color::RGB:
+    case CPVT_Color::kRGB:
       sColorStream << color.fColor1 << " " << color.fColor2 << " "
                    << color.fColor3 << " " << (bFillOrStroke ? "rg" : "RG")
                    << "\n";
       break;
-    case CPVT_Color::GRAY:
+    case CPVT_Color::kGray:
       sColorStream << color.fColor1 << " " << (bFillOrStroke ? "g" : "G")
                    << "\n";
       break;
-    case CPVT_Color::CMYK:
+    case CPVT_Color::kCMYK:
       sColorStream << color.fColor1 << " " << color.fColor2 << " "
                    << color.fColor3 << " " << color.fColor4 << " "
                    << (bFillOrStroke ? "k" : "K") << "\n";
       break;
-    case CPVT_Color::TRANSPARENT:
+    case CPVT_Color::kTransparent:
       break;
   }
   return sColorStream.GetByteString();
 }