package d2interface type renderCallback = func(Surface) error type updateCallback = func() error // Renderer interface defines the functionality of a renderer type Renderer interface { GetRendererName() string SetWindowIcon(fileName string) Run(r renderCallback, u updateCallback, width, height int, title string) error IsDrawingSkipped() bool CreateSurface(surface Surface) (Surface, error) NewSurface(width, height int) Surface IsFullScreen() bool SetFullScreen(fullScreen bool) SetVSyncEnabled(vsync bool) GetVSyncEnabled() bool GetCursorPos() (int, int) CurrentFPS() float64 ShowPanicScreen(message string) }