More define cleanup.

xfa/fwl/theme/cfwl_scrollbartp.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 "xfa/fwl/theme/cfwl_scrollbartp.h"
 
 #include "xfa/fwl/basewidget/ifwl_scrollbar.h"
 #include "xfa/fwl/core/cfwl_themebackground.h"
 #include "xfa/fwl/core/ifwl_themeprovider.h"
 #include "xfa/fwl/core/ifwl_widget.h"
 #include "xfa/fxgraphics/cfx_color.h"
 #include "xfa/fxgraphics/cfx_path.h"
 
-#define FWL_SCROLL_PawLen 12.5f
+namespace {
+
+const float kPawLength = 12.5f;
+
+}  // namespace
 
 CFWL_ScrollBarTP::CFWL_ScrollBarTP() : m_pThemeData(new SBThemeData) {
   SetThemeData(0);
 }
 
 CFWL_ScrollBarTP::~CFWL_ScrollBarTP() {
   delete m_pThemeData;
 }
 
 FX_BOOL CFWL_ScrollBarTP::IsValidWidget(IFWL_Widget* pWidget) {
@@ skipping 116 matching lines @@
   }
 }
 void CFWL_ScrollBarTP::DrawPaw(CFX_Graphics* pGraphics,
                                const CFX_RectF* pRect,
                                FX_BOOL bVert,
                                FWLTHEME_STATE eState,
                                CFX_Matrix* pMatrix) {
   CFX_Path path;
   path.Create();
   if (bVert) {
-    FX_FLOAT fPawLen = FWL_SCROLL_PawLen;
+    FX_FLOAT fPawLen = kPawLength;
     if (pRect->width / 2 <= fPawLen) {
       fPawLen = (pRect->width - 6) / 2;
     }
     FX_FLOAT fX = pRect->left + pRect->width / 4;
     FX_FLOAT fY = pRect->top + pRect->height / 2;
     path.MoveTo(fX, fY - 4);
     path.LineTo(fX + fPawLen, fY - 4);
     path.MoveTo(fX, fY - 2);
     path.LineTo(fX + fPawLen, fY - 2);
     path.MoveTo(fX, fY);
@@ skipping 12 matching lines @@
     path.LineTo(fX + fPawLen, fY - 1);
     path.MoveTo(fX, fY + 1);
     path.LineTo(fX + fPawLen, fY + 1);
     path.MoveTo(fX, fY + 3);
     path.LineTo(fX + fPawLen, fY + 3);
     CFX_Color clrDark(m_pThemeData->clrPawColorDark[eState - 1]);
     pGraphics->SetLineWidth(1);
     pGraphics->SetStrokeColor(&clrDark);
     pGraphics->StrokePath(&path, pMatrix);
   } else {
-    FX_FLOAT fPawLen = FWL_SCROLL_PawLen;
+    FX_FLOAT fPawLen = kPawLength;
     if (pRect->height / 2 <= fPawLen) {
       fPawLen = (pRect->height - 6) / 2;
     }
     FX_FLOAT fX = pRect->left + pRect->width / 2;
     FX_FLOAT fY = pRect->top + pRect->height / 4;
     path.MoveTo(fX - 4, fY);
     path.LineTo(fX - 4, fY + fPawLen);
     path.MoveTo(fX - 2, fY);
     path.LineTo(fX - 2, fY + fPawLen);
     path.MoveTo(fX, fY);
@@ skipping 105 matching lines @@
     m_pThemeData->clrBtnBorder[1] = ArgbEncode(0xff, 218, 230, 254);
     m_pThemeData->clrPawColorLight[2] = ArgbEncode(0xff, 207, 221, 253);
     m_pThemeData->clrPawColorDark[2] = ArgbEncode(0xff, 131, 158, 216);
     m_pThemeData->clrBtnBK[2][0] = ArgbEncode(0xff, 167, 190, 245);
     m_pThemeData->clrBtnBK[2][1] = ArgbEncode(0xff, 146, 179, 249);
     m_pThemeData->clrBtnBorder[2] = ArgbEncode(0xff, 124, 159, 211);
     m_pThemeData->clrTrackBKStart = ArgbEncode(0xff, 243, 241, 236);
     m_pThemeData->clrTrackBKEnd = ArgbEncode(0xff, 254, 254, 251);
   }
 }