extractPathUntilLength method
Path
extractPathUntilLength(
)
Implementation
Path extractPathUntilLength(Path originalPath, double length) {
var currentLength = 0.0;
final path = Path();
var metricsIterator = originalPath.computeMetrics().iterator;
while (metricsIterator.moveNext()) {
var metric = metricsIterator.current;
var nextLength = currentLength + metric.length;
final isLastSegment = nextLength > length;
if (isLastSegment) {
final remainingLength = length - currentLength;
final pathSegment = metric.extractPath(0.0, remainingLength);
path.addPath(pathSegment, Offset.zero);
break;
} else {
final pathSegment = metric.extractPath(0.0, metric.length);
path.addPath(pathSegment, Offset.zero);
}
currentLength = nextLength;
}
return path;
}