content.dart
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/*
* Copyright (C) 2017, David PHAM-VAN <dev.nfet.net@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
part of widget;
class Header extends StatelessWidget {
Header({this.level = 1, this.text, this.child})
: assert(level >= 0 && level <= 5);
final String text;
final Widget child;
final int level;
@override
Widget build(Context context) {
BoxDecoration _decoration;
EdgeInsets _margin;
EdgeInsets _padding;
double _textSize;
switch (level) {
case 0:
_margin = const EdgeInsets.only(bottom: 5.0 * PdfPageFormat.mm);
_padding = const EdgeInsets.only(bottom: 1.0 * PdfPageFormat.mm);
_decoration =
const BoxDecoration(border: BoxBorder(bottom: true, width: 1.0));
_textSize = 2.0;
break;
case 1:
_margin = const EdgeInsets.only(
top: 3.0 * PdfPageFormat.mm, bottom: 5.0 * PdfPageFormat.mm);
_decoration =
const BoxDecoration(border: BoxBorder(bottom: true, width: 0.2));
_textSize = 1.5;
break;
case 2:
_margin = const EdgeInsets.only(
top: 2.0 * PdfPageFormat.mm, bottom: 4.0 * PdfPageFormat.mm);
_textSize = 1.4;
break;
case 3:
_margin = const EdgeInsets.only(
top: 2.0 * PdfPageFormat.mm, bottom: 4.0 * PdfPageFormat.mm);
_textSize = 1.3;
break;
case 4:
_margin = const EdgeInsets.only(
top: 2.0 * PdfPageFormat.mm, bottom: 4.0 * PdfPageFormat.mm);
_textSize = 1.2;
break;
case 5:
_margin = const EdgeInsets.only(
top: 2.0 * PdfPageFormat.mm, bottom: 4.0 * PdfPageFormat.mm);
_textSize = 1.1;
break;
}
return Container(
alignment: Alignment.topLeft,
margin: _margin,
padding: _padding,
decoration: _decoration,
child: child ?? Text(text, textScaleFactor: _textSize),
);
}
}
class Paragraph extends StatelessWidget {
Paragraph({this.text});
final String text;
@override
Widget build(Context context) {
return Container(
margin: const EdgeInsets.only(bottom: 5.0 * PdfPageFormat.mm),
child: Text(
text,
textAlign: TextAlign.justify,
style: Theme.of(context).paragraphStyle,
),
);
}
}
class Bullet extends StatelessWidget {
Bullet({this.text});
final String text;
@override
Widget build(Context context) {
return Container(
margin: const EdgeInsets.only(bottom: 2.0 * PdfPageFormat.mm),
child: Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: <Widget>[
Container(
width: 2.0 * PdfPageFormat.mm,
height: 2.0 * PdfPageFormat.mm,
margin: const EdgeInsets.only(
top: 0.5 * PdfPageFormat.mm,
left: 5.0 * PdfPageFormat.mm,
right: 2.0 * PdfPageFormat.mm,
),
decoration: const BoxDecoration(
color: PdfColor.black, shape: BoxShape.circle),
),
Expanded(child: Text(text, style: Theme.of(context).bulletStyle))
]));
}
}