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diplomatic-quarter/lib/widgets/data_display/text.dart

284 lines
8.2 KiB
Dart

import 'package:diplomaticquarterapp/core/viewModels/project_view_model.dart';
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
class Texts extends StatefulWidget {
final String? text;
final String? variant;
final Color? color;
final bool? bold;
final bool? regular;
final bool? medium;
final int? maxLength;
final bool? italic;
final TextAlign? textAlign;
final int? maxLines;
final bool? readMore;
final String? style;
final bool? allowExpand;
final double? fontSize;
final FontWeight? fontWeight;
final double? margin;
final double? marginTop;
final double? marginRight;
final double? marginBottom;
final double? marginLeft;
final TextDecoration? decoration;
final double? heightFactor;
Texts(this.text,
{Key? key,
this.variant,
this.color,
this.bold,
this.regular,
this.medium,
this.allowExpand = true,
this.italic= false,
this.textAlign,
this.maxLength = 60,
this.maxLines,
this.readMore = false,
this.style,
this.fontSize,
this.fontWeight,
this.margin,
this.marginBottom,
this.marginLeft,
this.marginRight,
this.marginTop,
this.decoration,
this.heightFactor,})
: super(key: key);
@override
_TextsState createState() => _TextsState();
}
class _TextsState extends State<Texts> {
bool hidden = false;
String text = "";
@override
void didUpdateWidget(Texts oldWidget) {
setState(() {
if (widget.style == "overline")
text = widget.text!.toUpperCase();
else {
text = widget.text!;
}
});
super.didUpdateWidget(oldWidget);
}
@override
void initState() {
hidden = widget.readMore!;
if (widget.style == "overline")
text = widget.text!.toUpperCase();
else {
text = widget.text!;
}
super.initState();
}
double _getFontSize() {
switch (widget.variant) {
case "heading0":
return 40.0;
case "heading":
return 32.0;
case "heading2":
return 28.0;
case "heading3":
return 18.0;
case "body1":
return 18.0;
case "body2":
return 20.0;
case "body2Link":
return 16.0;
case "caption":
return 16.0;
case "caption2":
return 14.0;
case "bodyText":
return 15.0;
case "bodyText2":
return 17.0;
case "caption3":
return 12.0;
case "caption4":
return 9.0;
case "overline":
return 11.0;
case "date":
return 24.0;
default:
return 16.0;
}
}
FontWeight? _getFontWeight() {
if (widget.bold ?? false) {
return FontWeight.w900;
} else if (widget.regular ?? false) {
return FontWeight.w500;
} else if (widget.medium ?? false) {
return FontWeight.w800;
} else {
if (widget.style == null) {
switch (widget.variant) {
case "heading":
return FontWeight.w900;
case "heading2":
return FontWeight.w900;
case "heading3":
return FontWeight.w900;
case "body1":
return FontWeight.w800;
case "body2":
return FontWeight.w900;
case "body2Link":
return FontWeight.w800;
case "caption":
return FontWeight.w700;
case "caption2":
return FontWeight.w700;
case "bodyText":
return FontWeight.w500;
case "bodyText2":
return FontWeight.w500;
case "caption3":
return FontWeight.w600;
case "caption4":
return FontWeight.w600;
case "overline":
return FontWeight.w800;
case "date":
return FontWeight.w900;
default:
return FontWeight.w500;
}
} else {
return null;
}
}
}
@override
Widget build(BuildContext context) {
ProjectViewModel projectViewModel = Provider.of(context);
TextStyle? _getFontStyle() {
switch (widget.style) {
case "headline2":
return Theme.of(context).textTheme.headline2;
case "headline3":
return Theme.of(context).textTheme.headline3;
case "headline4":
return Theme.of(context).textTheme.headline4;
case "headline5":
return Theme.of(context).textTheme.headline5;
case "headline6":
return Theme.of(context).textTheme.headline6;
case "bodyText2":
return Theme.of(context).textTheme.bodyText2;
case "bodyText_15":
return Theme.of(context).textTheme.bodyText2!.copyWith(fontSize: 15.0);
case "bodyText1":
return Theme.of(context).textTheme.bodyText1;
case "caption":
return Theme.of(context).textTheme.caption;
case "overline":
return Theme.of(context).textTheme.overline;
case "button":
return Theme.of(context).textTheme.button;
default:
return TextStyle();
}
}
return Column(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Stack(
children: <Widget>[
Text(
!hidden
? text
: (text.substring(
0,
text.length > widget.maxLength!
? widget.maxLength
: text.length)),
textAlign: widget.textAlign,
overflow: widget.maxLines != null
? ((widget.maxLines! > 1)
? TextOverflow.fade
: TextOverflow.ellipsis)
: null,
maxLines: widget.maxLines ?? null,
style: widget.style != null
? _getFontStyle()!.copyWith(
fontStyle: widget.italic! ? FontStyle.italic : null,
color: widget.color != null
? widget.color
: Theme.of(context).textTheme.bodyText1!.color,
fontWeight: widget.fontWeight ?? _getFontWeight(),
)
: TextStyle(
height: widget.heightFactor,
decoration: widget.decoration,
fontStyle: widget.italic! ? FontStyle.italic : null,
color: widget.color ??
Theme.of(context).textTheme.bodyText1!.color,
fontSize: widget.fontSize ?? _getFontSize(),
letterSpacing: widget.variant == "overline" ? 1 : null,
fontWeight: widget.fontWeight ?? _getFontWeight(),
fontFamily:
projectViewModel.isArabic ? 'Cairo' : 'Poppins'),
),
if (widget.readMore! && text.length > widget.maxLength! && hidden)
Positioned(
bottom: 0,
left: 0,
right: 0,
child: Container(
decoration: BoxDecoration(
gradient: LinearGradient(colors: [
Theme.of(context).backgroundColor,
Theme.of(context).backgroundColor.withOpacity(0),
], begin: Alignment.bottomCenter, end: Alignment.topCenter),
),
height: 30.0,
),
)
],
),
if (widget.allowExpand! &&
widget.readMore! &&
text.length > widget.maxLength!)
Padding(
padding: EdgeInsets.only(top: 8.0, right: 8.0, bottom: 8.0),
child: InkWell(
onTap: () {
setState(() {
hidden = !hidden;
});
},
child: Text(
hidden ? "Read More" : "Read less",
style: _getFontStyle()!.copyWith(
color: Theme.of(context).primaryColor,
fontWeight: FontWeight.w800,
fontFamily: projectViewModel.isArabic ? 'Poppins' : 'Poppins',
),
),
),
),
],
);
}
}