<!DOCTYPE HTML> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html><head> <meta charset="utf-8"> <title>Reference: Fragmentation edge cases</title> <link rel="author" title="Mats Palmgren" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1144096"> <style type="text/css"> html,body { color:black; background-color:white; font-size:16px; padding:0; margin:0; } body { overflow:hidden; } .columns { position:relative; -moz-columns: 5; -ms-columns: 5; -webkit-columns: 5; columns: 5; -moz-column-fill: auto; -ms-column-fill: auto; -webkit-column-fill: auto; column-fill: auto; border: 2px dashed; margin-bottom: 5px; } .grid { display: grid; height: 90px; grid-template-columns: 30px 30px; grid-auto-rows: 30px; grid-gap: 12px; border:5px solid; } span { background:lime; border:1px solid black; } x { display:block; height:20px; } .break-before { page-break-before:always; break-before:always; } .break-after { page-break-after:always; break-after:always; } </style> </head> <body> <!-- grid wrapped in inline --> <div class="columns" style="height: 40px"> <div style="padding-top:2px; background:grey"> <div class="grid"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></div></div> <!-- grid wrapped in inline with orthogonal writing-mode --> <div class="columns" style="width: 40px; height:40px;"> <div style="padding-top:2px; background:grey"> <div class="grid" style="overflow:hidden; writing-mode:vertical-lr"> <span style="grid-row:span 2;"><x></x></span> <span><x></x></span> <span><x></x></span> </div></div></div> <!-- grid wrapped in overflow:hidden block --> <div class="columns" style="height: 40px; margin-top:70px"> <div style="padding-top:2px; background:grey"> <div class="grid" style="overflow:hidden"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></div></div> <!-- grid wrapped in FIELDSET block --> <div class="columns" style="height: 40px; margin-top:70px"> <div style="padding-top:2px; background:grey"> <div style="display:block; overflow:hidden; border:none; padding:0; margin:0"> <div class="grid"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></div></div></div> <!-- grid wrapped in FIELDSET inline --> <div class="columns" style="height: 40px; margin-left:200px"> <div style="padding-top:2px; background:grey"> <div style="display:inline-block; border:none; padding:0; margin:0"> <div class="grid"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></div></div></div> <!-- grid wrapped in FIELDSET overflow:hidden block --> <div class="columns" style="height: 40px; margin-left:400px"> <div style="padding-top:2px; background:grey"> <div style="display:block; overflow:hidden; border:none; padding:0; margin:0; width:-moz-min-content"> <div class="grid"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></div></div></div> <!-- grid with orthogonal writing-mode to fragmentainer --> <div class="columns" style="height: 40px; margin-top:70px"> <div style="padding-top:2px; background:grey"> <y> <div class="grid" style="overflow:hidden; writing-mode:vertical-lr"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></y></div></div> <!-- vertical grid and fragmentainer with intermediary horizontal writing-mode inline --> <!-- XXX bug 1242660: remove the visibility:hidden DIV when we know what the rendering should be --> <div style="visibility:hidden"> <div class="columns" style="width: 50px; writing-mode:vertical-lr; margin-top:70px"> <div style="padding-top:2px; background:grey"> <y style="writing-mode:horizontal-lr"> <div class="grid" style="writing-mode:vertical-lr"> <span style="grid-row:span 2"><x></x></span> <span><x></x></span> <span><x></x></span> </div></y></div></div> </div> </body> </html>