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feat: text insert and replace with selection styles

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This commit is contained in:
Lucas.Xu 2022-08-09 18:19:11 +08:00
parent b7cb4b647d
commit 8fa55cfa08
1 changed files with 26 additions and 3 deletions
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29
frontend/app_flowy/packages/flowy_editor/lib/operation/transaction_builder.dart
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@ -1,4 +1,5 @@
import 'dart:collection';
import 'dart:math';
import 'package:flowy_editor/document/attributes.dart';
import 'package:flowy_editor/document/node.dart';
@ -105,7 +106,20 @@ class TransactionBuilder {
insertText(TextNode node, int index, String content,
[Attributes? attributes]) {
textEdit(node, () => Delta().retain(index).insert(content, attributes));
textEdit(
node,
() => Delta().retain(index).insert(
content,
attributes ??
(index == 0
? null
: node.delta
.slice(max(index - 1, 0), index)
.operations
.first
.attributes),
),
);
afterSelection = Selection.collapsed(
Position(path: node.path, offset: index + content.length));
}
@ -121,10 +135,19 @@ class TransactionBuilder {
Selection.collapsed(Position(path: node.path, offset: index));
}
replaceText(TextNode node, int index, int length, String content) {
replaceText(TextNode node, int index, int length, String content,
[Attributes? attributes]) {
textEdit(
node,
() => Delta().retain(index).delete(length).insert(content),
() => Delta().retain(index).delete(length).insert(
content,
attributes ??
node.delta
.slice(index, index + length)
.operations
.first
.attributes,
),
);
afterSelection = Selection.collapsed(
Position(