Make SelectionState enum class

third_party/WebKit/Source/core/page/TouchAdjustment.cpp

 /*
  * Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 122 matching lines @@
     // If the context menu gesture will trigger a selection all selectable nodes
     // are valid targets.
     if (node->GetLayoutObject()
             ->GetFrame()
             ->GetEditor()
             .Behavior()
             .ShouldSelectOnContextualMenuClick())
       return true;
     // Only the selected part of the layoutObject is a valid target, but this
     // will be corrected in appendContextSubtargetsForNode.
-    if (node->GetLayoutObject()->GetSelectionState() != SelectionNone)
+    if (node->GetLayoutObject()->GetSelectionState() != SelectionState::kNone)
       return true;
   }
   return false;
 }
 
 static inline void AppendQuadsToSubtargetList(
     Vector<FloatQuad>& quads,
     Node* node,
     SubtargetGeometryList& subtargets) {
   Vector<FloatQuad>::const_iterator it = quads.begin();
@@ skipping 41 matching lines @@
     int offset;
     while ((offset = word_iterator->next()) != -1) {
       if (IsWordTextBreak(word_iterator)) {
         Vector<FloatQuad> quads;
         text_layout_object->AbsoluteQuadsForRange(quads, last_offset, offset);
         AppendQuadsToSubtargetList(quads, text_node, subtargets);
       }
       last_offset = offset;
     }
   } else {
-    if (text_layout_object->GetSelectionState() == SelectionNone)
+    if (text_layout_object->GetSelectionState() == SelectionState::kNone)
       return AppendBasicSubtargetsForNode(node, subtargets);
     // If selected, make subtargets out of only the selected part of the text.
     int start_pos, end_pos;
     switch (text_layout_object->GetSelectionState()) {
-      case SelectionInside:
+      case SelectionState::kInside:
         start_pos = 0;
         end_pos = text_layout_object->TextLength();
         break;
-      case SelectionStart:
+      case SelectionState::kStart:
         std::tie(start_pos, end_pos) = text_layout_object->SelectionStartEnd();
         end_pos = text_layout_object->TextLength();
         break;
-      case SelectionEnd:
+      case SelectionState::kEnd:
         std::tie(start_pos, end_pos) = text_layout_object->SelectionStartEnd();
         start_pos = 0;
         break;
-      case SelectionBoth:
+      case SelectionState::kStartAndEnd:
         std::tie(start_pos, end_pos) = text_layout_object->SelectionStartEnd();
         break;
       default:
         NOTREACHED();
         return;
     }
     Vector<FloatQuad> quads;
     text_layout_object->AbsoluteQuadsForRange(quads, start_pos, end_pos);
     AppendQuadsToSubtargetList(quads, text_node, subtargets);
   }
@@ skipping 331 matching lines @@
                           const HeapVector<Member<Node>>& nodes) {
   IntPoint target_point;
   TouchAdjustment::SubtargetGeometryList subtargets;
   TouchAdjustment::CompileZoomableSubtargets(nodes, subtargets);
   return TouchAdjustment::FindNodeWithLowestDistanceMetric(
       target_node, target_point, target_area, touch_hotspot, touch_area,
       subtargets, TouchAdjustment::ZoomableIntersectionQuotient);
 }
 
 }  // namespace blink