Source point on image is not displayed when using clone stamp tool

[AlexHromi]

Reproducibility: always
Severity: Minor
Priority: Medium
Software:
Pixelator 4.2.0
Windows 10 64 bit
Java Version 1.8.0_201
Description:

When using the Clone Stamp tool the source’s place, it is necessary to pick out it with an additional mark, otherwise using the tool becomes difficult

Playback Actions:

1.Create a new image
2.Draw line with "Brush tool"
3.Choose "Clone Stamp Tool"
4. Using ALT-CLICK, click on colored line
5. Using CLICK on white place

Expected Result:

Showed "+" mark on changeable place and source place

The result obtained:

Showed "+" mark only on changeable place