package graphics import ( "image" ) type TextureCreatedEvent struct { Tag string Id TextureId Error error } type RenderTargetCreatedEvent struct { Tag string RenderTargetId RenderTargetId Error error } type TextureFactoryEvents interface { TextureCreated() <-chan TextureCreatedEvent RenderTargetCreated() <-chan RenderTargetCreatedEvent } type TextureFactory interface { CreateRenderTarget(tag string, width, height int) (RenderTargetId, error) CreateTextureFromImage(tag string, img image.Image) (TextureId, error) //TextureFactoryEvents }