MetricAffectingSpan

java.lang.Object

icyllis.modernui.text.style.CharacterStyle

icyllis.modernui.text.style.MetricAffectingSpan

All Implemented Interfaces:: UpdateAppearance, UpdateLayout

Direct Known Subclasses:: AbsoluteSizeSpan, CodeBlockSpan, HeadingSpan, LocaleSpan, RelativeSizeSpan, ReplacementSpan, StyleSpan, SubscriptSpan, SuperscriptSpan, TypefaceSpan

public abstract class MetricAffectingSpan extends CharacterStyle implements UpdateLayout

The classes that affect character-level text formatting in a way that changes the metric of characters extend this class.

Constructor Summary

Constructors

Constructor

Description

MetricAffectingSpan()
Method Summary

Modifier and Type

Method

Description

MetricAffectingSpan

getUnderlying()

Returns "this" for most MetricAffectingSpans, but for MetricAffectingSpans that were generated by CharacterStyle.wrap(icyllis.modernui.text.style.CharacterStyle), returns the underlying MetricAffectingSpan.

void

updateDrawState(TextPaint paint)

abstract void

updateMeasureState(TextPaint paint)

Classes that extend MetricAffectingSpan implement this method to update the text formatting in a way that can change the width or height of characters.

Methods inherited from class icyllis.modernui.text.style.CharacterStyle
wrap

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- MetricAffectingSpan
  
  public MetricAffectingSpan()
Method Details
- updateDrawState
  
  public void updateDrawState(@Nonnull TextPaint paint)
  
  Specified by:
  
  updateDrawState in class CharacterStyle
- updateMeasureState
  
  public abstract void updateMeasureState(@Nonnull TextPaint paint)
  
  Classes that extend MetricAffectingSpan implement this method to update the text formatting in a way that can change the width or height of characters.
  
  Parameters:
  
  paint - the paint used for measuring the text
- getUnderlying
  
  public MetricAffectingSpan getUnderlying()
  
  Returns "this" for most MetricAffectingSpans, but for MetricAffectingSpans that were generated by CharacterStyle.wrap(icyllis.modernui.text.style.CharacterStyle), returns the underlying MetricAffectingSpan.
  
  Overrides:
  
  getUnderlying in class CharacterStyle