PixelMapElement

java.lang.Object
- ohos.agp.components.element.Element
- - ohos.agp.components.element.PixelMapElement

直接已知子类:

FlexElement
```
public class PixelMapElement
extends Element
```
Provides an Element object that wraps a PixelMap object.
You can create a PixelMapElement object based on a PixelMap object.

从以下版本开始:

1

嵌套类概要
- 从类继承的嵌套类/接口 ohos.agp.components.element.Element
  Element.ConstantState, Element.OnBoundsChangeListener, Element.OnChangeListener, Element.OnLayoutDirectionChangeListener, Element.OnRankChangeListener

字段概要

字段
限定符和类型字段说明

protected PixelMap mUserPixelMap
A PixelMap object.
- 从类继承的字段 ohos.agp.components.element.Element
  ALPHA_DEFAULT, ALPHA_MAX, ALPHA_MIN, DEFAULT_BOUNDS_RECT, MAX_RANK, MIN_RANK

字段
限定符和类型	字段	说明
`protected PixelMap`	`mUserPixelMap`	A `PixelMap` object.

构造器概要

构造器
构造器	说明
`PixelMapElement()`	Default constructor.
`PixelMapElement(Resource resource)`	A constructor used to create a `PixelMapElement` instance based on a given image resource and immediately decode the resource.
`PixelMapElement(Resource resource, boolean startDecode)`	A constructor used to create a `PixelMapElement` based on a given image resource and may decode the resource immediately, depending on the `startDecode` parameter.
`PixelMapElement(PixelMap pixelMap)`	A constructor used to create an `Element` instance based on a `PixelMap` source.

方法概要

所有方法实例方法具体方法
限定符和类型	方法	说明
`int`	`getAlignment()`	Obtains an `alignment` value.
`boolean`	`getFilterPixelMap()`	Checks whether the bilinear filter is enabled for the pixel map.
`Optional<Shader.TileMode>`	`getHorizontalTileMode()`	Obtains the horizontal TileMode of this `PixelMapElement`.
`PixelMap`	`getPixelMap()`	Obtains a `PixelMap` object from `SharedProps`.
`Optional<Shader.TileMode>`	`getVerticalTileMode()`	Obtains the vertical TileMode of this `PixelMapElement`.
`boolean`	`isAntiAlias()`	Checks whether anti-aliasing is enabled for this `PixelMapElement`.
`void`	`setAlignment(int alignment)`	Sets the alignment mode for this `PixelMapElement`.
`void`	`setAntiAlias(boolean isAntiAlias)`	Enables or disables anti-aliasing for this `PixelMapElement`.
`void`	`setFilterPixelMap(boolean filter)`	Sets whether to enable bilinear filtering on this `PixelMapElement` object to achieve better display effect during rotation.
`void`	`setHorizontalTileMode(Shader.TileMode horizontalMode)`	Sets the horizontal repeat behavior for this `PixelMapElement`.
`void`	`setRenderDensity(int density)`	Sets the render density for this `PixelMapElement`.
`void`	`setTileMode(Shader.TileMode horizontalMode, Shader.TileMode verticalMode)`	Sets the horizontal and vertical repeat behavior for this `PixelMapElement`.
`void`	`setVerticalTileMode(Shader.TileMode verticalMode)`	Sets the vertical repeat behavior for this `PixelMapElement`.

从类继承的方法 java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 字段详细资料
  - mUserPixelMap
```
protected PixelMap mUserPixelMap
```
    A PixelMap object.
- 构造器详细资料
  - PixelMapElement
```
public PixelMapElement()
```
    Default constructor.
    
    从以下版本开始:
    
    7
  - PixelMapElement
```
public PixelMapElement(PixelMap pixelMap)
```
    A constructor used to create an Element instance based on a PixelMap source.
    
    参数:
    
    pixelMap - Indicates the image to be drawn on the Element object.
  - PixelMapElement
```
public PixelMapElement(Resource resource)
```
    A constructor used to create a PixelMapElement instance based on a given image resource and immediately decode the resource.
    
    参数:
    
    resource - Indicates the image resource to draw on the PixelMapElement object.
    
    从以下版本开始:
    
    4
  - PixelMapElement
```
public PixelMapElement(Resource resource,
                       boolean startDecode)
```
    A constructor used to create a PixelMapElement based on a given image resource and may decode the resource immediately, depending on the startDecode parameter.
    
    参数:
    
    resource - Indicates the image resource to draw on the PixelMapElement object.
    
    startDecode - Specifies whether to decode the resource immediately. Value true means to start decoding upon the creation, and false means the opposite.
    
    从以下版本开始:
    
    4
- 方法详细资料
  - getPixelMap
```
public PixelMap getPixelMap()
```
    Obtains a PixelMap object from SharedProps.
    
    返回:
    
    Returns the PixelMap object from SharedProps.
    
    从以下版本开始:
    
    2
  - setFilterPixelMap
```
public void setFilterPixelMap(boolean filter)
```
    Sets whether to enable bilinear filtering on this PixelMapElement object to achieve better display effect during rotation.
    
    参数:
    
    filter - Specifies whether to enable bilinear filtering. Value true means to enable the filter, and false means the opposite.
    
    从以下版本开始:
    
    3
  - getFilterPixelMap
```
public boolean getFilterPixelMap()
```
    Checks whether the bilinear filter is enabled for the pixel map.
    
    返回:
    
    Returns true if the filter is enabled; returns false otherwise.
    
    从以下版本开始:
    
    3
  - setAntiAlias
```
public void setAntiAlias(boolean isAntiAlias)
```
    Enables or disables anti-aliasing for this PixelMapElement.
    
    参数:
    
    isAntiAlias - Specifies whether to enable anti-aliasing.Value true means to enable anti-aliasing; false means the opposite.
    
    从以下版本开始:
    
    7
  - isAntiAlias
```
public boolean isAntiAlias()
```
    Checks whether anti-aliasing is enabled for this PixelMapElement.
    
    返回:
    
    Returns true if anti-aliasing is enabled; returns false otherwise.
    
    从以下版本开始:
    
    7
  - setTileMode
```
public void setTileMode(Shader.TileMode horizontalMode,
                        Shader.TileMode verticalMode)
```
    Sets the horizontal and vertical repeat behavior for this PixelMapElement.
    To check the result of TileMode, make sure the size of the PixelMap is smaller than that of the PixelMapElement. The value can be any of the following: Shader.TileMode.CLAMP_TILEMODE: copies the edge color. Shader.TileMode.REPEAT_TILEMODE: repeats the image horizontally and vertically. Shader.TileMode.MIRROR_TILEMODE: repeats the image horizontally and vertically, alternating mirror images.
    
    参数:
    
    horizontalMode - Indicates the horizontal repeat mode for this PixelMapElement.
    
    verticalMode - Indicates the vertical repeat mode for this PixelMapElement.
    
    从以下版本开始:
    
    7
    
    另请参阅:
    
    setHorizontalTileMode(ohos.agp.render.Shader.TileMode), setVerticalTileMode(ohos.agp.render.Shader.TileMode)
  - setHorizontalTileMode
```
public void setHorizontalTileMode(Shader.TileMode horizontalMode)
```
    Sets the horizontal repeat behavior for this PixelMapElement.
    To check the result of TileMode, make sure the size of the PixelMap is smaller than that of the PixelMapElement. The value can be any of the following: Shader.TileMode.CLAMP_TILEMODE: copies the edge color. Shader.TileMode.REPEAT_TILEMODE: repeats the image horizontally. Shader.TileMode.MIRROR_TILEMODE: repeats the image horizontally, alternating mirror images.
    
    参数:
    
    horizontalMode - Indicates the horizontal repeat mode for this PixelMapElement.
    
    从以下版本开始:
    
    7
    
    另请参阅:
    
    setVerticalTileMode(ohos.agp.render.Shader.TileMode), setTileMode(ohos.agp.render.Shader.TileMode, ohos.agp.render.Shader.TileMode)
  - setVerticalTileMode
```
public void setVerticalTileMode(Shader.TileMode verticalMode)
```
    Sets the vertical repeat behavior for this PixelMapElement.
    To check the result of TileMode, make sure the size of the PixelMap is smaller than that of the PixelMapElement. The value can be any of the following: Shader.TileMode.CLAMP_TILEMODE: copies the edge color. Shader.TileMode.REPEAT_TILEMODE: repeats the image vertically. Shader.TileMode.MIRROR_TILEMODE: repeats the image vertically, alternating mirror images.
    
    参数:
    
    verticalMode - Indicates the vertical repeat mode for this PixelMapElement.
    
    从以下版本开始:
    
    7
    
    另请参阅:
    
    setHorizontalTileMode(ohos.agp.render.Shader.TileMode), setTileMode(ohos.agp.render.Shader.TileMode, ohos.agp.render.Shader.TileMode)
  - getHorizontalTileMode
```
public Optional<Shader.TileMode> getHorizontalTileMode()
```
    Obtains the horizontal TileMode of this PixelMapElement.
    
    返回:
    
    Returns Shader.TileMode.CLAMP_TILEMODE, Shader.TileMode.REPEAT_TILEMODE, or Shader.TileMode.MIRROR_TILEMODE.
    
    从以下版本开始:
    
    7
  - getVerticalTileMode
```
public Optional<Shader.TileMode> getVerticalTileMode()
```
    Obtains the vertical TileMode of this PixelMapElement.
    
    返回:
    
    Returns Shader.TileMode.CLAMP_TILEMODE, Shader.TileMode.REPEAT_TILEMODE, or Shader.TileMode.MIRROR_TILEMODE.
    
    从以下版本开始:
    
    7
  - setRenderDensity
```
public void setRenderDensity(int density)
```
    Sets the render density for this PixelMapElement.
    This PixelMapElement will be scaled and rendered by the specified density value.
    
    参数:
    
    density - Indicates the density scale for this PixelMapElement.
    
    从以下版本开始:
    
    7
  - setAlignment
```
public void setAlignment(int alignment)
```
    Sets the alignment mode for this PixelMapElement.
    
    参数:
    
    alignment - Indicates the alignment mode.
    
    从以下版本开始:
    
    7
    
    另请参阅:
    
    getAlignment(), LayoutAlignment
  - getAlignment
```
public int getAlignment()
```
    Obtains an alignment value.
    
    返回:
    
    Returns the alignment value.
    
    从以下版本开始:
    
    7
    
    另请参阅:
    
    setAlignment(int)

类 PixelMapElement

嵌套类概要

从类继承的嵌套类/接口 ohos.agp.components.element.Element

字段概要

从类继承的字段 ohos.agp.components.element.Element

构造器概要

方法概要

从类继承的方法 ohos.agp.components.element.Element

从类继承的方法 java.lang.Object

字段详细资料

mUserPixelMap

构造器详细资料

PixelMapElement

PixelMapElement

PixelMapElement

PixelMapElement

方法详细资料

getPixelMap

setFilterPixelMap

getFilterPixelMap

setAntiAlias

isAntiAlias

setTileMode

setHorizontalTileMode

setVerticalTileMode

getHorizontalTileMode

getVerticalTileMode

setRenderDensity

setAlignment

getAlignment