📅  最后修改于: 2022-03-11 14:48:08.882000             🧑  作者: Mango
import 'package:flutter/material.dart';
import 'package:flutter_svg/flutter_svg.dart';
import './myState.dart';
import './models/mode.dart';
final String rawSvg = '''''';
class CurvePainter extends CustomPainter {
MyState _myState;
DrawableRoot svgRoot;
CurvePainter(MyState myState) {
this._myState = myState;
this.loadAsset();
}
void loadAsset() async {
this.svgRoot = await svg.fromSvgString(rawSvg, rawSvg);// The canvas that is your board.
}
@override
void paint (Canvas canvas, Size size) {
canvas.translate(_myState.translateX, _myState.translateY);
if(this.svgRoot != null){
svgRoot.scaleCanvasToViewBox(canvas, size);
svgRoot.clipCanvasToViewBox(canvas);
// svgRoot.draw(canvas, size);
}
}