Disneyland and Walt Disney World now have guidebooks for guests with cognitive disabilities (such as autism). They include the above charts of what to expect at each attraction (strong smells, loud noises, restraint types used, duration, and more), lists of quiet areas for when you need down time, and answers to frequently asked questions, among other tips.
They are available to download in PDF format: Disneyland | Walt Disney World
If you don’t want to download a PDF (or prefer to click the download link on Disney’s site directly), here are their pages for Services for Guests with Cognitive Disabilities: Disneyland | Walt Disney World
