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@override
Widget build(BuildContext context) {
return const FittedBox(
child: Text('Some Example Text.'),
);
}
}
//////////////////////////////////////////////////
class Example19 extends Example {
const Example19({super.key});
@override
final code = 'Center(\n'
' child: FittedBox(\n'
' child: Text(\'Some Example Text.\')));';
@override
final String explanation =
'But what happens if you put the FittedBox inside of a Center widget? '
'The Center lets the FittedBox be any size it wants, up to the screen size.'
'\n\n'
'The FittedBox then sizes itself to the Text, and lets the Text be any size it wants.'
'\n\n'
'Since both FittedBox and the Text have the same size, no scaling happens.';
@override
Widget build(BuildContext context) {
return const Center(
child: FittedBox(
child: Text('Some Example Text.'),
),
);
}
}
////////////////////////////////////////////////////
class Example20 extends Example {
const Example20({super.key});
@override
final code = 'Center(\n'
' child: FittedBox(\n'
' child: Text(\'…\')));';
@override
final String explanation =
'However, what happens if FittedBox is inside of a Center widget, but the Text is too large to fit the screen?'
'\n\n'
'FittedBox tries to size itself to the Text, but it can\'t be bigger than the screen. '
'It then assumes the screen size, and resizes Text so that it fits the screen, too.';
@override
Widget build(BuildContext context) {
return const Center(
child: FittedBox(
child: Text(
'This is some very very very large text that is too big to fit a regular screen in a single line.'),
),
);
}
}
//////////////////////////////////////////////////
class Example21 extends Example {
const Example21({super.key});
@override
final code = 'Center(\n'
' child: Text(\'…\'));';
@override
final String explanation = 'If, however, you remove the FittedBox, '
'the Text gets its maximum width from the screen, '
'and breaks the line so that it fits the screen.';
@override
Widget build(BuildContext context) {
return const Center(
child: Text(
'This is some very very very large text that is too big to fit a regular screen in a single line.'),
);
}
}
//////////////////////////////////////////////////
class Example22 extends Example {
const Example22({super.key});
@override
final code = 'FittedBox(\n'
' child: Container(\n'
' height: 20, width: double.infinity));';
@override
final String explanation =
'FittedBox can only scale a widget that is BOUNDED (has non-infinite width and height).'
'Otherwise, it won\'t render anything, and you\'ll see an error in the console.';
@override
Widget build(BuildContext context) {
return FittedBox(
child: Container(
height: 20,
width: double.infinity,
color: Colors.red,
),
);
}
}
//////////////////////////////////////////////////
class Example23 extends Example {
const Example23({super.key});
@override
final code = 'Row(children:[\n'
' Container(color: red, child: Text(\'Hello!\'))\n'