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Added in API level 1

StyleSpan

public class StyleSpan
extends MetricAffectingSpan implements ParcelableSpan

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


描述跨度中的样式。 请注意,样式是累积式的 - 如果粗体和斜体都设置为单独的跨度,或者基础样式为粗体且跨度需要斜体,则会显示为粗体。 您无法关闭基础样式的样式。

Summary

Inherited constants

From interface android.os.Parcelable

Public constructors

StyleSpan(int style)
StyleSpan(Parcel src)

Public methods

int describeContents()

描述此Parcelable实例的封送表示中包含的特殊对象的种类。

int getSpanTypeId()

返回此跨度类的特殊类型标识符。

int getStyle()

返回 Typeface定义的样式常量。

void updateDrawState(TextPaint ds)
void updateMeasureState(TextPaint paint)
void writeToParcel(Parcel dest, int flags)

将此对象平铺到一个包裹中。

Inherited methods

From class android.text.style.MetricAffectingSpan
From class android.text.style.CharacterStyle
From class java.lang.Object
From interface android.text.ParcelableSpan
From interface android.os.Parcelable

Public constructors

StyleSpan

Added in API level 1
StyleSpan (int style)

Parameters
style int: An integer constant describing the style for this span. Examples include bold, italic, and normal. Values are constants defined in Typeface.

StyleSpan

Added in API level 3
StyleSpan (Parcel src)

Parameters
src Parcel

Public methods

describeContents

Added in API level 3
int describeContents ()

描述此Parcelable实例的封送表示中包含的特殊对象的种类。 例如,如果对象在writeToParcel(Parcel, int)的输出中包含writeToParcel(Parcel, int) ,则此方法的返回值必须包含CONTENTS_FILE_DESCRIPTOR位。

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

getSpanTypeId

Added in API level 3
int getSpanTypeId ()

返回此跨度类的特殊类型标识符。

Returns
int

getStyle

Added in API level 1
int getStyle ()

返回 Typeface定义的样式常量。

Returns
int

updateDrawState

Added in API level 1
void updateDrawState (TextPaint ds)

Parameters
ds TextPaint

updateMeasureState

Added in API level 1
void updateMeasureState (TextPaint paint)

Parameters
paint TextPaint

writeToParcel

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

将此对象平铺到一个包裹中。

Parameters
dest Parcel: The Parcel in which the object should be written.
flags int: Additional flags about how the object should be written. May be 0 or PARCELABLE_WRITE_RETURN_VALUE.

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