Package apple.uikit.protocol

Interface NSTextViewportLayoutControllerDelegate

public interface NSTextViewportLayoutControllerDelegate

API-Since: 15.0

Method Summary

Modifier and Type	Method	Description
void	textViewportLayoutControllerConfigureRenderingSurfaceForTextLayoutFragment(@NotNull NSTextViewportLayoutController textViewportLayoutController, @NotNull NSTextLayoutFragment textLayoutFragment)	Called when textViewportLayoutController lays out a given textLayoutFragment.
default void	textViewportLayoutControllerDidLayout(@NotNull NSTextViewportLayoutController textViewportLayoutController)	Called when textViewportLayoutController is about to layout.
default void	textViewportLayoutControllerWillLayout(@NotNull NSTextViewportLayoutController textViewportLayoutController)	Called when textViewportLayoutController is about to layout.
CGRect	viewportBoundsForTextViewportLayoutController(@NotNull NSTextViewportLayoutController textViewportLayoutController)	The current viewport, typically the view visible bounds with overdraw.

Method Detail

textViewportLayoutControllerConfigureRenderingSurfaceForTextLayoutFragment

void textViewportLayoutControllerConfigureRenderingSurfaceForTextLayoutFragment(@NotNull
                                                                                @NotNull NSTextViewportLayoutController textViewportLayoutController,
                                                                                @NotNull
                                                                                @NotNull NSTextLayoutFragment textLayoutFragment)

Called when textViewportLayoutController lays out a given textLayoutFragment. The delegate should arrange to present the text layout fragment in the UI, e.g. a sublayer/subview. Layout information such as viewportBounds on textViewportLayoutController is not up-to-date at the point of this call.

textViewportLayoutControllerDidLayout

default void textViewportLayoutControllerDidLayout(@NotNull
                                                   @NotNull NSTextViewportLayoutController textViewportLayoutController)

Called when textViewportLayoutController is about to layout. Layout information on textViewportLayoutController is up-to-date at the point of this call.

textViewportLayoutControllerWillLayout

default void textViewportLayoutControllerWillLayout(@NotNull
                                                    @NotNull NSTextViewportLayoutController textViewportLayoutController)

Called when textViewportLayoutController is about to layout. Layout information on textViewportLayoutController is up-to-date at the point of this call.

viewportBoundsForTextViewportLayoutController

CGRect viewportBoundsForTextViewportLayoutController(@NotNull
                                                     @NotNull NSTextViewportLayoutController textViewportLayoutController)

The current viewport, typically the view visible bounds with overdraw.