Cursor keeps clicking in one spot, and there are flickering circles

Have had no problems with my Asus laptop, even after moving to Windows 10 since that came out, but in the middle of using it earlier (had Kindle and iPad plugged in, plus was charging my usb speakers as well) the cursor got stuck in one place, jumping around a bit but looking like it was getting pressed continuously in one spot. Circles also showed up on screen. Have restarted at least five times, and cannot even log in because the cursor keeps clicking on the same part of the screen. No mouse attached.

This is what it looks like: