OffsetMapping

Added in 1.0.0

Cmn
```
interface OffsetMapping
```

Provides bidirectional offset mapping between original and transformed text.

Summary

Public companion properties
`OffsetMapping`	`Identity` The offset map used for identity mapping.	Cmn

Public functions
`Int`	`originalToTransformed(offset: Int)` Convert offset in original text into the offset in transformed text.	Cmn
`Int`	`transformedToOriginal(offset: Int)` Convert offset in transformed text into the offset in original text.	Cmn

Public companion properties

Identity

Cmn

Added in 1.0.0

val Identity: OffsetMapping

The offset map used for identity mapping.

Public functions

originalToTransformed

Cmn

Added in 1.0.0

fun originalToTransformed(offset: Int): Int

Convert offset in original text into the offset in transformed text.

This function must be a monotonically non-decreasing function. In other words, if a cursor advances in the original text, the cursor in the transformed text must advance or stay there.

Parameters
`offset: Int`	offset in original text.

Returns
`Int`	offset in transformed text

See also
`VisualTransformation`

transformedToOriginal

Cmn

Added in 1.0.0

fun transformedToOriginal(offset: Int): Int

Convert offset in transformed text into the offset in original text.

This function must be a monotonically non-decreasing function. In other words, if a cursor advances in the transformed text, the cusrsor in the original text must advance or stay there.

Parameters
`offset: Int`	offset in transformed text

Returns
`Int`	offset in original text

See also
`VisualTransformation`