[Constrain Proportions (Scale with Object) for Contour and Corner tool]

Please add functionality to scale objects proportionally when contour and/or corner tool has been applied, similar to the "scale with object" feature on a stroke.

[Items disappearing]

Also, here's another glitch happening when I'm trying to fill in a mask for the shadow.

[Items disappearing]

Also this weird thing happens when applying a shadow. (black background around the shape)

[Items disappearing]

When I'm designing, I notice items just disappearing, and coming back and fourth as I zoom in and out. This makes it hard to compare designs. I see it happening a lot of the time with masks. Does anyone know how I can fix this? Edit: It does it with or without the masks.

MACOS Version 10.14.6

Affinity Photo Version 1.10.1

[Affinity Designer Expand/Collapse Shortcut?]

+1, would be a helpful feature to be able to assign shortcuts to expanding and collapsing groups (individually, and all at once).

[Feature Request - "Find" window. Control/Command ⌘F]

When working on a complex website concept design I found myself wanting to press COMMAND F so that I could search for a specific word or phrase and/or replace it. I think it'd be a cool feature.

[Inverted Mask?]

@smadell Thank you very much, this is exactly the type of lossless solution I was looking for. I used it as a mask and it works perfectly.