35 lines
922 B
Dart
35 lines
922 B
Dart
import 'package:flutter/material.dart';
|
|
|
|
import 'document_types.dart';
|
|
|
|
class MyPainter extends CustomPainter {
|
|
List<Stroke> strokes = <Stroke>[];
|
|
|
|
MyPainter({required this.strokes});
|
|
|
|
@override
|
|
void paint(Canvas canvas, Size size) {
|
|
var paint = Paint()
|
|
..color = Colors.blue
|
|
..strokeCap = StrokeCap.square;
|
|
// ..strokeWidth = 3.0;
|
|
|
|
canvas.drawColor(Color.fromRGBO(255, 255, 255, .1), BlendMode.src);
|
|
|
|
for(final stroke in strokes){
|
|
for(int i = 0; i < stroke.points.length -1; i++){
|
|
final pt1 = stroke.points[i].point;
|
|
final pt2 = stroke.points[i+1].point;
|
|
|
|
// final strokewidth = _calcAngleDependentWidth(pt1, pt2, stroke.points[i].thickness);
|
|
canvas.drawLine(pt1, pt2, paint..strokeWidth = stroke.points[i].thickness);
|
|
}
|
|
}
|
|
}
|
|
|
|
@override
|
|
bool shouldRepaint(MyPainter oldDelegate) {
|
|
return oldDelegate.strokes != strokes;
|
|
}
|
|
}
|