OffsetMap
interface OffsetMap
| androidx.ui.input.OffsetMap |
The map interface used for bidirectional offset mapping from original to transformed text.
Summary
| Public methods | |
|---|---|
| abstract Int |
originalToTransformed(offset: Int)Convert offset in original text into the offset in transformed text. |
| abstract Int |
transformedToOriginal(offset: Int)Convert offset in transformed text into the offset in original text. |
| Companion properties | |
|---|---|
| OffsetMap |
The offset map used for identity mapping. |
Public methods
originalToTransformed
abstract 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. |
| Return | |
|---|---|
| offset in transformed text | |
See Also
transformedToOriginal
abstract 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 |
| Return | |
|---|---|
| offset in original text | |
See Also