VectorElement-Class-ohos.agp.components.element-Java API参考

|---|---ohos.agp.components.element.VectorElement

public class VectorElement
extends Element

Provides an Element object that supports vector drawing.

You can use this class to draw vector elements to prevent image distortion after scaling.

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Nested Class Summary

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Nested classes/interfaces inherited from class ohos.agp.components.element.Element
Element.ConstantState, Element.OnBoundsChangeListener, Element.OnChangeListener, Element.OnLayoutDirectionChangeListener, Element.OnRankChangeListener

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Fields inherited from class ohos.agp.components.element.Element
ALPHA_DEFAULT, ALPHA_MAX, ALPHA_MIN, DEFAULT_BOUNDS_RECT, MAX_RANK, MIN_RANK

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Constructor	Description
VectorElement(Context context, int xmlId)	A constructor used to create a VectorElement instance based on the specified XML resource.

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Modifier and Type	Method	Description
boolean	isAntiAlias()	Checks whether Anti-Aliasing is enabled.
void	setAntiAlias(boolean isAntiAlias)	Sets the anti-aliasing function.

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Methods inherited from class ohos.agp.components.element.Element
clearColorMatrix, drawToCanvas, getAlpha, getBounds, getCallback, getColorMatrix, getCurrentElement, getHeight, getLayoutDirection, getMinHeight, getMinWidth, getPadding, getRank, getStateColorMode, getVisible, getWidth, isInheritDirection, isStateful, isVisible, release, setAlpha, setBounds, setBounds, setCallback, setColorMatrix, setInheritDirection, setLayoutDirection, setOnBoundsChangeListener, setOnLayoutDirectionChangeListener, setOnRankChangeListener, setRank, setStateColor, setStateColorList, setStateColorMode, setVisible, skipAnimation

Methods inherited from class ohos.agp.components.element.Element

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

public VectorElement(Context context, int xmlId)

A constructor used to create a VectorElement instance based on the specified XML resource.

Parameters:

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Parameter Name	Parameter Description
context	Indicates the application context.
xmlId	Indicates the ID of the XML resource.

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public void setAntiAlias(boolean isAntiAlias)

Sets the anti-aliasing function.

Note: be careful with the changing this property because it will affect all instances of an element loaded from the same resource.

Parameters:

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Parameter Name	Parameter Description
isAntiAlias	Indicates whether the Anti-Aliasing function is enabled. true indicates enabled.

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public boolean isAntiAlias()

Checks whether Anti-Aliasing is enabled.

Returns:

Returns true if antialiasing is enabled; returns false otherwise.

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