window

type Callbacks interface {
	SetDriver(d Driver)
	Event(e event.Event)
}

type Context interface {
	Functions() *gl.Functions
	Present() error
	MakeCurrent() error
	Release()
	Lock()
	Unlock()
}

type Driver interface {
	// SetAnimating sets the animation flag. When the window is animating,
	// FrameEvents are delivered as fast as the display can handle them.
	SetAnimating(anim bool)
	// ShowTextInput updates the virtual keyboard state.
	ShowTextInput(show bool)
	NewContext() (Context, error)
}

type FrameEvent struct {
	system.FrameEvent

	Sync bool
}

type Options struct {
	Width, Height unit.Value
	Title         string
}