line pattern should adapt to the line strength

line pattern should adapt to the line strength
for example the spacing should also adapt like the pattern.
is this possible?

pls see picture.


Attachment 127557

I have moved this to Dear Xara.

Xara Designer Pro X already has this as a capability:

Attachment 127573

Acorn

Acorn - How?

I created a blob.
From that, a Scatter Brush.
On Re-editing, I set its Spacing to 75%, Scaling Pressure to a range of 20 to 100%.
I finally picked a suitable Pressure Profile.

Acorn