# LocalizedTextLinesUnit

The `LocalizedTextLinesUnit` class represents a unit that contains localized text lines. It inherits from the `IntermediateResultUnit` class.

## Definition

*Package:* com.dynamsoft.dlr.intermediate_results

*Inheritance:* [IntermediateResultUnit](https://www.dynamsoft.com/capture-vision/docs/server/programming/java/api-reference/core/intermediate-results/intermediate-result-unit.md) -> LocalizedTextLinesUnit

```java
public class LocalizedTextLinesUnit extends IntermediateResultUnit
```

## Methods

| Method                            | Description |
|-----------------------------------|-------------|
| [`getCount`](#getcount)           | Gets the number of localized text lines in the unit.|
| [`getLocalizedTextLine`](#getlocalizedtextline) | Gets a localized text line element.|
| [`getLocalizedTextLines`](#getlocalizedtextlines) | Gets all localized text line elements.|
| [`removeAllLocalizedTextLines`](#removealllocalizedtextlines) | Removes all localized text lines.|
| [`removeLocalizedTextLine`](#removelocalizedtextline) | Removes the localized text line at the specified index.|
| [`addLocalizedTextLine`](#addlocalizedtextline) | Adds a localized text line.|
| [`setLocalizedTextLine`](#setlocalizedtextline) | Sets the localized text line at the specified index.|
| [`getAuxiliaryRegionElements`](#getauxiliaryregionelements) | Gets all auxiliary region elements. |
| [`setAuxiliaryRegionElement`](#setauxiliaryregionelement) | Sets the auxiliary region element at the specified index. |
| [`addAuxiliaryRegionElement`](#addauxiliaryregionelement) | Adds a new auxiliary region element to this unit. |
| [`removeAuxiliaryRegionElement`](#removeauxiliaryregionelement) | Removes the auxiliary region element at the specified index. |
| [`removeAllAuxiliaryRegionElements`](#removeallauxiliaryregionelements) | Removes all auxiliary region elements from this unit. |

### getCount

Gets the number of localized text lines in the unit.

```java
public int getCount()
```

**Return value**

Returns the number of localized text lines in the unit.

### getLocalizedTextLine

Gets a localized text line element.

```java
public LocalizedTextLineElement getLocalizedTextLine(int index)
```

**Parameters**

`index` The index of the localized text line element to retrieve.

**Return value**

Returns the localized text line element at the specified index.

**See Also**

[LocalizedTextLineElement](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/localized-text-line-element.md)

### getLocalizedTextLines

Gets all localized text line elements.

```java
public LocalizedTextLineElement[] getLocalizedTextLines()
```

**Return value**

Returns an array of localized text line elements.

**See Also**

[LocalizedTextLineElement](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/localized-text-line-element.md)

### removeAllLocalizedTextLines

Removes all localized text lines.

```java
public void removeAllLocalizedTextLines()
```

### removeLocalizedTextLine

Removes the localized text line at the specified index.

```java
public void removeLocalizedTextLine(int index) throws LabelRecognizerException
```

**Parameters**

`index` The index of the localized text line to remove.

**Exceptions**

[`LabelRecognizerException`](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/label-recognizer-exception.md)

### addLocalizedTextLine

Adds a localized text line.

```java
public void addLocalizedTextLine(LocalizedTextLineElement element) throws LabelRecognizerException
public void addLocalizedTextLine(LocalizedTextLineElement element, double[] matrixToOriginalImage) throws LabelRecognizerException
```

**Parameters**

`element` The localized text line element to add.
`matrixToOriginalImage` The transformation matrix to the original image (optional).

**Exceptions**

[`LabelRecognizerException`](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/label-recognizer-exception.md)

**See Also**

[LocalizedTextLineElement](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/localized-text-line-element.md)

### setLocalizedTextLine

Sets the localized text line at the specified index.

```java
public void setLocalizedTextLine(int index, LocalizedTextLineElement element) throws LabelRecognizerException
public void setLocalizedTextLine(int index, LocalizedTextLineElement element, double[] matrixToOriginalImage) throws LabelRecognizerException  
```

**Parameters**

`index` The index where to set the localized text line.
`element` The localized text line element to set.
`matrixToOriginalImage` The transformation matrix to the original image (optional).

**Exceptions**

[`LabelRecognizerException`](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/label-recognizer-exception.md)

**See Also**

[LocalizedTextLineElement](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/localized-text-line-element.md)

### getAuxiliaryRegionElements

Gets all auxiliary region elements.

```java
public AuxiliaryRegionElement[] getAuxiliaryRegionElements()
```

**Return value**

Returns an array of `AuxiliaryRegionElement` objects.

**See Also**

[AuxiliaryRegionElement](https://www.dynamsoft.com/capture-vision/docs/server/programming/java/api-reference/core/intermediate-results/auxiliary-region-element.md)

**Remarks**

Introduced in Dynamsoft Capture Vision version 3.4.1000.

### setAuxiliaryRegionElement

Sets or replaces the auxiliary region element at the specified index.

```java
public void setAuxiliaryRegionElement(int index, AuxiliaryRegionElement element) throws LabelRecognizerException
public void setAuxiliaryRegionElement(int index, AuxiliaryRegionElement element, double[] matrixToOriginalImage) throws LabelRecognizerException
```

**Parameters**

`index` The zero-based index where the element should be set.

`element` The auxiliary region element to set.

`matrixToOriginalImage` The transformation matrix from the current image to the original image (optional).

**Exceptions**

[`LabelRecognizerException`](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/label-recognizer-exception.md)

**See Also**

[AuxiliaryRegionElement](https://www.dynamsoft.com/capture-vision/docs/server/programming/java/api-reference/core/intermediate-results/auxiliary-region-element.md)

**Remarks**

Introduced in Dynamsoft Capture Vision version 3.4.1000.

### addAuxiliaryRegionElement

Adds a new auxiliary region element to this unit.

```java
public void addAuxiliaryRegionElement(AuxiliaryRegionElement element) throws LabelRecognizerException
public void addAuxiliaryRegionElement(AuxiliaryRegionElement element, double[] matrixToOriginalImage) throws LabelRecognizerException
```

**Parameters**

`element` The auxiliary region element to add.

`matrixToOriginalImage` The transformation matrix from the current image to the original image (optional).

**Exceptions**

[`LabelRecognizerException`](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/label-recognizer-exception.md)

**See Also**

[AuxiliaryRegionElement](https://www.dynamsoft.com/capture-vision/docs/server/programming/java/api-reference/core/intermediate-results/auxiliary-region-element.md)

**Remarks**

Introduced in Dynamsoft Capture Vision version 3.4.1000.

### removeAuxiliaryRegionElement

Removes the auxiliary region element at the specified index.

```java
public void removeAuxiliaryRegionElement(int index) throws LabelRecognizerException
```

**Parameters**

`index` The zero-based index of the auxiliary region element to remove.

**Exceptions**

[`LabelRecognizerException`](https://www.dynamsoft.com/label-recognition/docs/server/programming/java/api-reference/label-recognizer-exception.md)

**Remarks**

Introduced in Dynamsoft Capture Vision version 3.4.1000.

### removeAllAuxiliaryRegionElements

Removes all auxiliary region elements from this unit.

```java
public void removeAllAuxiliaryRegionElements()
```

**Remarks**

Introduced in Dynamsoft Capture Vision version 3.4.1000.