程序包 ohos.agp.text.richstyles

类 LineHeightRichStyle

java.lang.Object

ohos.agp.text.richstyles.RichStyle

ohos.agp.text.richstyles.LineHeightRichStyle

public class LineHeightRichStyle
extends RichStyle

Defines rich styles for the line height. This class must be used in a RichText instance.

You can adjust the line height by adjusting the line spacing or adjusting the ascent/descent in a proportion.

从以下版本开始:

7

另请参阅:

RichText.setRichStyle(RichStyle, int, int, RangedRichStyle.Flag)

嵌套类概要

从类继承的嵌套类/接口 ohos.agp.text.richstyles.RichStyle

RichStyle.Capability, RichStyle.TypeId

构造器概要

构造器

构造器	说明
LineHeightRichStyle(float lineHeight, boolean isScaleMode)	A constructor used to create a LineHeightRichStyle instance with the specified lineHeight and adjustment mode.

方法概要

限定符和类型	方法	说明
float	getLineHeight()	Obtains the line height.
boolean	isScaleMode()	Specifies whether ascent/descent is scaled to adjust the line height.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从类继承的方法 ohos.agp.text.richstyles.RichStyle

getCapability, getRichStyleTypeId

构造器详细资料

LineHeightRichStyle

public LineHeightRichStyle(float lineHeight,
                           boolean isScaleMode)

A constructor used to create a LineHeightRichStyle instance with the specified lineHeight and adjustment mode.

参数:

lineHeight - lineHeight Indicates the line height, in pixels.

isScaleMode - Specifies whether to adjust the line height by scaling the ascent/descent in certain proportion. The value true means to adjust the line height by scaling the ascent/descent, and false means to adjust the line spacing.

抛出:

IllegalArgumentException - Throws this exception if the specified lineHeight is less than 0.

从以下版本开始:

7

方法详细资料

isScaleMode

public boolean isScaleMode()

Specifies whether ascent/descent is scaled to adjust the line height.

返回:

Returns true if ascent/descent is scaled; returns false otherwise.

从以下版本开始:

7

getLineHeight

public float getLineHeight()

Obtains the line height.

返回:

Returns the line height, in pixels.

从以下版本开始:

7