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feat: refactor the text editing code

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This commit is contained in:
Lucas.Xu 2022-08-02 09:45:19 +08:00
parent 159fe63575
commit 5ecfc4ff2e
2 changed files with 20 additions and 56 deletions
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3
frontend/app_flowy/packages/flowy_editor/lib/operation/transaction_builder.dart
View File

@ -53,7 +53,7 @@ class TransactionBuilder {
}
textEdit(TextNode node, Delta Function() f) {
beforeSelection = state.cursorSelection;
beforeSelection = state.service.selectionService.currentSelection;
final path = node.path;
final delta = f();
@ -91,6 +91,7 @@ class TransactionBuilder {
formatText(TextNode node, int index, int length, Attributes attributes) {
textEdit(node, () => Delta().retain(index).retain(length, attributes));
afterSelection = beforeSelection;
}
deleteText(TextNode node, int index, int length) {

73
frontend/app_flowy/packages/flowy_editor/lib/service/default_text_operations/format_rich_text_style.dart
View File

@ -17,66 +17,29 @@ bool formatRichTextStyle(
// 1. All nodes are text nodes.
// 2. The first node is not TextNode.
// 3. The last node is not TextNode.
if (textNodes.length == nodes.length) {
if (textNodes.length == 1) {
for (var i = 0; i < textNodes.length; i++) {
final textNode = textNodes[i];
if (i == 0 && textNode == nodes.first) {
builder.formatText(
textNodes.first,
textNode,
selection.start.offset,
selection.end.offset - selection.start.offset,
textNode.toRawString().length - selection.start.offset,
attributes,
);
} else if (i == textNodes.length - 1 && textNode == nodes.last) {
builder.formatText(
textNode,
0,
selection.end.offset,
attributes,
);
} else {
for (var i = 0; i < textNodes.length; i++) {
final node = textNodes[i];
if (i == 0) {
builder.formatText(
node,
selection.start.offset,
node.toRawString().length - selection.start.offset,
attributes,
);
} else if (i == textNodes.length - 1) {
builder.formatText(
node,
0,
selection.end.offset,
attributes,
);
} else {
builder.formatText(
node,
0,
node.toRawString().length,
attributes,
);
}
}
}
} else {
for (var i = 0; i < textNodes.length; i++) {
final node = textNodes[i];
if (i == 0 && node == nodes.first) {
builder.formatText(
node,
selection.start.offset,
node.toRawString().length - selection.start.offset,
attributes,
);
} else if (i == textNodes.length - 1 && node == nodes.last) {
builder.formatText(
node,
0,
selection.end.offset,
attributes,
);
} else {
builder.formatText(
node,
0,
node.toRawString().length,
attributes,
);
}
builder.formatText(
textNode,
0,
textNode.toRawString().length,
attributes,
);
}
}