79 lines
1.7 KiB
Dart
79 lines
1.7 KiB
Dart
import 'package:fl_clash/common/common.dart';
|
|
import 'package:flutter/cupertino.dart';
|
|
import 'package:flutter/material.dart';
|
|
|
|
class Measure {
|
|
Measure.of(this.context);
|
|
|
|
final _textScaleFactor =
|
|
WidgetsBinding.instance.platformDispatcher.textScaleFactor;
|
|
|
|
Size computeTextSize(Text text) {
|
|
final textPainter = TextPainter(
|
|
text: TextSpan(text: text.data, style: text.style),
|
|
maxLines: text.maxLines,
|
|
textScaler: TextScaler.linear(_textScaleFactor),
|
|
textDirection: text.textDirection ?? TextDirection.ltr,
|
|
)..layout();
|
|
return textPainter.size;
|
|
}
|
|
|
|
late BuildContext context;
|
|
|
|
double? _bodyMediumHeight;
|
|
double? _bodySmallHeight;
|
|
double? _labelSmallHeight;
|
|
double? _titleLargeHeight;
|
|
double? _titleMediumHeight;
|
|
|
|
double get bodyMediumHeight {
|
|
_bodyMediumHeight ??= computeTextSize(
|
|
Text(
|
|
"",
|
|
style: context.textTheme.bodyMedium,
|
|
),
|
|
).height;
|
|
return _bodyMediumHeight!;
|
|
}
|
|
|
|
double get bodySmallHeight {
|
|
_bodySmallHeight ??= computeTextSize(
|
|
Text(
|
|
"",
|
|
style: context.textTheme.bodySmall,
|
|
),
|
|
).height;
|
|
return _bodySmallHeight!;
|
|
}
|
|
|
|
double get labelSmallHeight {
|
|
_labelSmallHeight ??= computeTextSize(
|
|
Text(
|
|
"",
|
|
style: context.textTheme.labelSmall,
|
|
),
|
|
).height;
|
|
return _labelSmallHeight!;
|
|
}
|
|
|
|
double get titleLargeHeight {
|
|
_titleLargeHeight ??= computeTextSize(
|
|
Text(
|
|
"",
|
|
style: context.textTheme.titleLarge,
|
|
),
|
|
).height;
|
|
return _titleLargeHeight!;
|
|
}
|
|
|
|
double get titleMediumHeight {
|
|
_titleMediumHeight ??= computeTextSize(
|
|
Text(
|
|
"",
|
|
style: context.textTheme.titleMedium,
|
|
),
|
|
).height;
|
|
return _titleMediumHeight!;
|
|
}
|
|
}
|