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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>236344</bug_id>
          
          <creation_ts>2022-02-08 18:48:17 -0800</creation_ts>
          <short_desc>SVG getEnclosureList is effected by page zoom.</short_desc>
          <delta_ts>2022-02-14 19:58:23 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>SVG</component>
          <version>Safari 15</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=224795</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter>halifirien</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>halifirien</cc>
    
    <cc>sabouhallawa</cc>
    
    <cc>simon.fraser</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>wenson_hsieh</cc>
    
    <cc>zalan</cc>
    
    <cc>zimmermann</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1838982</commentid>
    <comment_count>0</comment_count>
      <attachid>451334</attachid>
    <who name="">halifirien</who>
    <bug_when>2022-02-08 18:48:17 -0800</bug_when>
    <thetext>Created attachment 451334
demo of issue

SVG getEnclosureList is effected by page zoom.

Attached is an html file with an svg element with 2 rectangles. The large rectangle entirely encloses a small rectangle. Calling `getBBox` on the large rectangle returns an SVGRect (box). Calling svg.getEnclosureList(box, svg) correctly returns the smaller rect.

Now when you use ⌘+ to Page zoom, getEnclosureList no longer returns any elements.

this effects safari 15, but I can confirm it also effect safari 13 (could not test 14)

thank you.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1839121</commentid>
    <comment_count>1</comment_count>
    <who name="">halifirien</who>
    <bug_when>2022-02-09 06:54:23 -0800</bug_when>
    <thetext>chromium keeps svg.currentScale at 1; even at different page zoom levels. While webkits svg.currentScale tracks the page zoom.

however, you can manually set svg.currentScale - and adjusting it has no effect on svg.getEnclosureList on chromium.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1839158</commentid>
    <comment_count>2</comment_count>
    <who name="">halifirien</who>
    <bug_when>2022-02-09 08:08:52 -0800</bug_when>
    <thetext>getEnclosureList (from svg/SVGSVGElement.cpp) appears to route to LegacyRenderSVGModelObject::checkEnclosure, even though a (modern?) RenderSVGModelObject::checkEnclosure exists.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1839205</commentid>
    <comment_count>3</comment_count>
    <who name="">halifirien</who>
    <bug_when>2022-02-09 09:09:55 -0800</bug_when>
    <thetext>ah, I see that RenderSVGModelObject::checkEnclosure is very new (https://trac.webkit.org/changeset/287538/webkit) - and not even used anywhere yet</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1839340</commentid>
    <comment_count>4</comment_count>
    <who name="">halifirien</who>
    <bug_when>2022-02-09 12:11:21 -0800</bug_when>
    <thetext>maybe related to https://bugs.webkit.org/show_bug.cgi?id=194903</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1841561</commentid>
    <comment_count>5</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2022-02-14 19:58:23 -0800</bug_when>
    <thetext>&lt;rdar://problem/88943590&gt;</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="0"
              isprivate="0"
          >
            <attachid>451334</attachid>
            <date>2022-02-08 18:48:17 -0800</date>
            <delta_ts>2022-02-08 18:48:17 -0800</delta_ts>
            <desc>demo of issue</desc>
            <filename>svg.html</filename>
            <type>text/html</type>
            <size>1158</size>
            <attacher>halifirien</attacher>
            
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    </bug>

</bugzilla>