brightness constant

String const brightness

Implementation

static const String brightness =
    '<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="24" height="24" preserveAspectRatio="xMidYMid meet" viewBox="-2 -2 24 24"><path fill="currentColor" d="M10 18c.112 0 .112-5.333 0-16a8 8 0 100 16zm0 2C4.477 20 0 15.523 0 10S4.477 0 10 0s10 4.477 10 10-4.477 10-10 10z"/></svg>';