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Remove unused class

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This commit is contained in:
Vishnu Mohandas 2021-04-21 01:10:21 +05:30
parent a66b7317e5
commit 470c9c82c7
2 changed files with 0 additions and 127 deletions
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126
lib/ui/huge_listview/draggable_scrollbar_thumbs.dart
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@ -1,126 +0,0 @@
import 'package:flutter/material.dart';
typedef ScrollThumbBuilder = Widget Function(
Color backgroundColor, Color drawColor, double height, int index);
class DraggableScrollbarThumbs {
static Widget RoundedRectThumb(
Color backgroundColor, Color drawColor, double height, int index) {
return Material(
elevation: 4.0,
child: Container(
constraints: BoxConstraints.tight(Size(16.0, height)),
),
color: backgroundColor,
borderRadius: BorderRadius.all(Radius.circular(7.0)),
);
}
static Widget ArrowThumb(
Color backgroundColor, Color drawColor, double height, int index) {
return ClipPath(
child: Container(
width: 20.0,
height: height,
decoration: BoxDecoration(
color: backgroundColor,
borderRadius: BorderRadius.all(Radius.circular(12.0)),
),
),
clipper: _ArrowClipper(),
);
}
static Widget SemicircleThumb(
Color backgroundColor, Color drawColor, double height, int index) {
return CustomPaint(
foregroundPainter: _ArrowCustomPainter(drawColor),
child: Material(
elevation: 4.0,
child: Container(
constraints: BoxConstraints.tight(Size(height * 0.6, height))),
color: backgroundColor,
borderRadius: BorderRadius.only(
topLeft: Radius.circular(height),
bottomLeft: Radius.circular(height),
topRight: Radius.circular(4.0),
bottomRight: Radius.circular(4.0),
),
),
);
}
}
class _ArrowCustomPainter extends CustomPainter {
final Color drawColor;
_ArrowCustomPainter(this.drawColor);
@override
bool shouldRepaint(covariant CustomPainter oldDelegate) => false;
@override
void paint(Canvas canvas, Size size) {
final paint = Paint()
..isAntiAlias = true
..style = PaintingStyle.fill
..color = drawColor;
const width = 12.0;
const height = 8.0;
final baseX = size.width / 2;
final baseY = size.height / 2;
canvas.drawPath(
trianglePath(Offset(baseX - 4.0, baseY - 2.0), width, height, true),
paint);
canvas.drawPath(
trianglePath(Offset(baseX - 4.0, baseY + 2.0), width, height, false),
paint);
}
static Path trianglePath(
Offset offset, double width, double height, bool isUp) {
return Path()
..moveTo(offset.dx, offset.dy)
..lineTo(offset.dx + width, offset.dy)
..lineTo(offset.dx + (width / 2),
isUp ? offset.dy - height : offset.dy + height)
..close();
}
}
class _ArrowClipper extends CustomClipper<Path> {
@override
Path getClip(Size size) {
double arrowWidth = 8.0;
double startPointX = (size.width - arrowWidth) / 2;
double startPointY1 = size.height / 2 - arrowWidth / 2;
double startPointY2 = size.height / 2 + arrowWidth / 2;
return Path()
..lineTo(0.0, size.height)
..lineTo(size.width, size.height)
..lineTo(size.width, 0.0)
..lineTo(0.0, 0.0)
..close()
..moveTo(startPointX, startPointY1)
..lineTo(startPointX + arrowWidth / 2, startPointY1 - arrowWidth / 2)
..lineTo(startPointX + arrowWidth, startPointY1)
..lineTo(startPointX + arrowWidth, startPointY1 + 1.0)
..lineTo(
startPointX + arrowWidth / 2, startPointY1 - arrowWidth / 2 + 1.0)
..lineTo(startPointX, startPointY1 + 1.0)
..close()
..moveTo(startPointX + arrowWidth, startPointY2)
..lineTo(startPointX + arrowWidth / 2, startPointY2 + arrowWidth / 2)
..lineTo(startPointX, startPointY2)
..lineTo(startPointX, startPointY2 - 1.0)
..lineTo(
startPointX + arrowWidth / 2, startPointY2 + arrowWidth / 2 - 1.0)
..lineTo(startPointX + arrowWidth, startPointY2 - 1.0)
..close();
}
@override
bool shouldReclip(CustomClipper<Path> oldClipper) => false;
}

1
lib/ui/huge_listview/huge_listview.dart
View file

@ -3,7 +3,6 @@ import 'dart:math' show max;
import 'package:flutter/material.dart';
import 'package:flutter/scheduler.dart';
import 'package:photos/ui/huge_listview/draggable_scrollbar.dart';
import 'package:photos/ui/huge_listview/draggable_scrollbar_thumbs.dart';
import 'package:photos/ui/huge_listview/page_result.dart';
import 'package:quiver/cache.dart';
import 'package:quiver/collection.dart';