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TypefaceSpan

public class TypefaceSpan
extends MetricAffectingSpan implements ParcelableSpan

java.lang.Object
   ↳ android.text.style.CharacterStyle
     ↳ android.text.style.MetricAffectingSpan
       ↳ android.text.style.TypefaceSpan


Changes the typeface family of the text to which the span is attached. Examples of typeface family include "monospace", "serif", and "sans-serif".

For example, change the typeface of a text to "monospace" like this:

 SpannableString string = new SpannableString("Text with typeface span");
 string.setSpan(new TypefaceSpan("monospace"), 10, 18, Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
 
Text with "monospace" typeface family.

Summary

Inherited constants

Public constructors

TypefaceSpan(String family)

Constructs a TypefaceSpan based on a font family.

TypefaceSpan(Parcel src)

Public methods

int describeContents()

Describe the kinds of special objects contained in this Parcelable instance's marshaled representation.

String getFamily()

Returns the font family name.

int getSpanTypeId()

Return a special type identifier for this span class.

void updateDrawState(TextPaint textPaint)
void updateMeasureState(TextPaint textPaint)

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

void writeToParcel(Parcel dest, int flags)

Flatten this object in to a Parcel.

Inherited methods

Public constructors

TypefaceSpan

added in API level 1
TypefaceSpan (String family)

Constructs a TypefaceSpan based on a font family.

Parameters
family String: The font family for this typeface. Examples include "monospace", "serif", and "sans-serif".

TypefaceSpan

added in API level 3
TypefaceSpan (Parcel src)

Parameters
src Parcel

This value must never be null.

Public methods

describeContents

added in API level 3
int describeContents ()

Describe the kinds of special objects contained in this Parcelable instance's marshaled representation. For example, if the object will include a file descriptor in the output of writeToParcel(Parcel, int), the return value of this method must include the CONTENTS_FILE_DESCRIPTOR bit.

Returns
int a bitmask indicating the set of special object types marshaled by this Parcelable object instance.

getFamily

added in API level 1
String getFamily ()

Returns the font family name.

Returns
String

getSpanTypeId

added in API level 3
int getSpanTypeId ()

Return a special type identifier for this span class.

Returns
int

updateDrawState

added in API level 1
void updateDrawState (TextPaint textPaint)

Parameters
textPaint TextPaint

This value must never be null.

updateMeasureState

added in API level 1
void updateMeasureState (TextPaint textPaint)

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
textPaint TextPaint: the paint used for drawing the text

This value must never be null.

writeToParcel

added in API level 3
void writeToParcel (Parcel dest, 
                int flags)

Flatten this object in to a Parcel.

Parameters
dest Parcel: The Parcel in which the object should be written.

This value must never be null.

flags int: Additional flags about how the object should be written. May be 0 or PARCELABLE_WRITE_RETURN_VALUE.

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