DSRecognizedTextLinesUnit

The DSRecognizedTextLinesUnit class represents an intermediate result unit containing recognized text lines. It inherits from the DSIntermediateResultUnit class.

Definition

Assembly: DynamsoftLabelRecognizer.xcframework

Objective-C
Swift

@interface DSRecognizedTextLinesUnit: DSIntermediateResultUnit

class RecognizedTextLinesUnit: IntermediateResultUnit

Inheritance: DSIntermediateResultUnit -> DSRecognizedTextLinesUnit

Methods

Method	Description
`getRecognizedTextLines`	Get all the recognized text lines in an array of `DSRecognizedTextLineElement`.
`getCount`	Returns the number of text lines in this unit.
`getRecognizedTextLine`	Returns the text line at the specified index in a `DSRecognizedTextLineElement` object.
`removeAllRecognizedTextLines`	Removes all the recognized text lines from this unit.
`setRecognizedTextLine`	Sets the text line at the specified index.

recognizedTextLines

All the recognized text lines of this unit in an array of DSRecognizedTextLineElement.

Objective-C
Swift

@property (nonatomic, nullable, copy) NSArray<DSRecognizedTextLineElement*>* recognizedTextLines;

var recognizedTextLines: [RecognizedTextLineElement]? { get }

getRecognizedTextLines

Gets all the recognized text lines in an array of DSRecognizedTextLineElement.

Objective-C
Swift

- (NSArray<DSRecognizedTextLineElement*>*)getRecognizedTextLines;

func getRecognizedTextLines() -> [RecognizedTextLineElement]?

Return value

All the recognized text lines in an array of DSRecognizedTextLineElement.

getCount

Returns the number of text lines in this unit.

Objective-C
Swift

```
- (NSInteger)getCount;
```
```
func getCount() -> Int
```

Return value

The number of text lines in this unit.

getRecognizedTextLine

Returns the text line at the specified index in a DSRecognizedTextLineElement object.

Objective-C
Swift

- (nullable DSRecognizedTextLineElement*)getRecognizedTextLine:(NSInteger)index;

func getRecognizedTextLine(_ index: Int) -> RecognizedTextLineElement?

Parameters

index: The index of the text line in this unit.

Return value

The text line at the specified index in a DSRecognizedTextLineElement object.

removeAllRecognizedTextLines

Removes all the recognized text lines from this unit.

Objective-C
Swift

```
- (void)removeAllRecognizedTextLines;
```
```
func removeAllRecognizedTextLines()
```

setRecognizedTextLine

Sets the text line at the specified index in a DSRecognizedTextLineElement object.

Objective-C
Swift

- (NSInteger)setRecognizedTextLine:(DSRecognizedTextLineElement*)element
matrixToOriginalImage:(CGAffineTransform)matrixToOriginalImage;

func setRecognizedTextLine(_ element: RecognizedTextLineElement, matrixToOriginalImage: CGAffineTransform) -> Int

Parameters

element: The DSRecognizedTextLineElement object to be set.

matrixToOriginalImage: The matrix to transform the original image.

Return value

Returns the ErrorCode if failed. Otherwise, returns 0.