bumper"> bn::<wbr />bgs_mosaic_vertical_stretch_toggle_action::<wbr /></span><span class="m-doc-wrap"><span class="m-doc-wrap-bumper"><a href="#a614ae07faf11fc5df316d6c6df9c05b5" class="m-doc-self">bgs_mosaic_vertical_stretch_toggle_action</a>(</span><span class="m-doc-wrap">int duration_updates,
              <a href="namespacebn.html#a0de0484a51e353c5b48db21590f4dfc9" class="m-doc">fixed</a> new_vertical_stretch)</span></span>
            </h3>
            <p>Constructor.</p>
            <table class="m-t