Only hit-test SVG <text> foreground

third_party/WebKit/Source/core/layout/svg/LayoutSVGText.cpp

 /*
  * Copyright (C) 2006 Apple Computer, Inc.
  * Copyright (C) 2006 Alexander Kellett <lypanov@kde.org>
  * Copyright (C) 2006 Oliver Hunt <ojh16@student.canterbury.ac.nz>
  * Copyright (C) 2007 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2008 Rob Buis <buis@kde.org>
  * Copyright (C) 2009 Dirk Schulze <krit@webkit.org>
  * Copyright (C) Research In Motion Limited 2010-2012. All rights reserved.
  * Copyright (C) 2012 Google Inc.
  *
@@ skipping 275 matching lines @@
 
 RootInlineBox* LayoutSVGText::createRootInlineBox()
 {
     RootInlineBox* box = new SVGRootInlineBox(LineLayoutItem(this));
     box->setHasVirtualLogicalHeight();
     return box;
 }
 
 bool LayoutSVGText::nodeAtFloatPoint(HitTestResult& result, const FloatPoint& pointInParent, HitTestAction hitTestAction)
 {
+    // We only draw in the foreground phase, so we only hit-test then.
+    if (hitTestAction != HitTestForeground)
+        return false;
+
     PointerEventsHitRules hitRules(PointerEventsHitRules::SVG_TEXT_HITTESTING, result.hitTestRequest(), style()->pointerEvents());
     bool isVisible = (style()->visibility() == VISIBLE);
     if (isVisible || !hitRules.requireVisible) {
         if ((hitRules.canHitBoundingBox && !objectBoundingBox().isEmpty())
             || (hitRules.canHitStroke && (style()->svgStyle().hasStroke() || !hitRules.requireStroke))
             || (hitRules.canHitFill && (style()->svgStyle().hasFill() || !hitRules.requireFill))) {
             FloatPoint localPoint;
             if (!SVGLayoutSupport::transformToUserSpaceAndCheckClipping(this, localToSVGParentTransform(), pointInParent, localPoint))
                 return false;
 
-            if (hitRules.canHitBoundingBox && !objectBoundingBox().contains(localPoint))
-                return false;
+            HitTestLocation hitTestLocation(localPoint);
+            if (LayoutBlock::nodeAtPoint(result, hitTestLocation, LayoutPoint(), hitTestAction))
+                return true;
 
-            HitTestLocation hitTestLocation(localPoint);
-            return LayoutBlock::nodeAtPoint(result, hitTestLocation, LayoutPoint(), hitTestAction);
+            // Consider the bounding box if requested.
+            if (hitRules.canHitBoundingBox && objectBoundingBox().contains(localPoint)) {
+                const LayoutPoint& localLayoutPoint = roundedLayoutPoint(localPoint);
+                updateHitTestResult(result, localLayoutPoint);
+                if (result.addNodeToListBasedTestResult(node(), localLayoutPoint) == StopHitTesting)
+                    return true;
+            }
         }
     }
 
     return false;
 }
 
 PositionWithAffinity LayoutSVGText::positionForPoint(const LayoutPoint& pointInContents)
 {
     RootInlineBox* rootBox = firstRootBox();
     if (!rootBox)
@@ skipping 84 matching lines @@
         paintInvalidationState.pushDelayedPaintInvalidationTarget(*this);
 
     if (reason == PaintInvalidationSVGResourceChange)
         newPaintInvalidationState.setForceSubtreeInvalidationWithinContainer();
 
     newPaintInvalidationState.updateForChildren();
     invalidatePaintOfSubtreesIfNeeded(newPaintInvalidationState);
 }
 
 } // namespace blink