A visual example - http://i.stack.imgur.com/zRwlo.jpg The feature will be useful for projects that need 508 compliance. A boolean properties will also be useful: "EnabledTexturedFill", "EnableColorAndTexturedFill"
You can find an example of how to achieve it using SVG patterns by applying hatching as a background at https://jsfiddle.net/ezanker/0nmfz6cd/5/. You can find more information at StackOverflow - https://stackoverflow.com/a/36551204/911510.
Thank you!