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Support xxx-large font size #1593

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Support xxx-large font size #1593

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b806d20
added xxx large
DaAppLab May 3, 2026
a7dac92
added test
DaAppLab May 3, 2026
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1 change: 1 addition & 0 deletions packages/core/lib/src/internal/ops/tag_font.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ const kCssFontFamily = 'font-family';

const kCssFontSize = 'font-size';
const kCssFontSizeXxLarge = 'xx-large';
const kCssFontSizeXxxLarge = 'xxx-large';
const kCssFontSizeXLarge = 'x-large';
const kCssFontSizeLarge = 'large';
const kCssFontSizeMedium = 'medium';
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2 changes: 2 additions & 0 deletions packages/core/lib/src/internal/text_ops.dart
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Expand Up @@ -75,6 +75,8 @@ double? _fontSizeTryParseCssLength(InheritedProperties resolved, CssLength v) =>

double? _fontSizeTryParseTerm(InheritedProperties resolved, String value) {
switch (value) {
case kCssFontSizeXxxLarge:
return _fontSizeMultiplyRootWith(resolved, 3.0);
case kCssFontSizeXxLarge:
return _fontSizeMultiplyRootWith(resolved, 2.0);
case kCssFontSizeXLarge:
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6 changes: 6 additions & 0 deletions packages/core/test/core_test.dart
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Expand Up @@ -1131,6 +1131,12 @@ void main() {
expect(explained, equals('[RichText:(@8.3:Foo)]'));
});

testWidgets('renders xxx-large', (WidgetTester tester) async {
const html = '<span style="font-size: xxx-large">Foo</span>';
final explained = await explain(tester, html);
expect(explained, equals('[RichText:(@30.0:Foo)]'));
});

testWidgets('renders xx-large', (WidgetTester tester) async {
const html = '<span style="font-size: xx-large">Foo</span>';
final explained = await explain(tester, html);
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