In particular embodiments, a method includes receiving from an application a first graphics device interface (GDI) call and adding the first GDI call to a list of events. The method further includes receiving from the application one or more second GDI calls, wherein each of the second GDI calls is related to the first GDI call and adding the second GDI calls to the list of events. The method further includes receiving from the application a third GDI call, wherein the third GDI call is not related to the first GDI call, and performing a call to a GDI system, the call including the list of events.