Tool modifiers at a glance in Dottie on Mac

Every modifier for every tool, in one table. Blank cells mean the modifier has no effect for that tool.

Drawing tools

ToolShiftCommandOptionControl
Pencil, Pen, Airbrush

Line to point

Erase while held

Secondary colour

Pick colour

Smudge

Straight smudge

Pick colour

Colour Shift

Shift backward

Pick colour

Clone

Click sets the source

Pick colour

Eraser

Line to point

Fill

Drag for gradient fill

Outline fill

Non-contiguous fill; with Command, outline + corners

Line

Snap to 15°

Rectangle, Oval

Constrain square/circle

Filled

Draw from centre

Vector tools

ToolShiftCommandOptionControl
Vector Select

Add to object selection

Subtract from object selection

Poly Line
Vector Rectangle, Oval

Constrain square/circle

Filled

Draw from centre

Vector Line

Snap to 15°

Selection tools

ToolShiftOptionShift + OptionControl
All selection tools

Add to selection

Subtract from selection

Intersect

Select Wand

Add

Subtract

Intersect

Non-contiguous (whole layer)

Inside a selection

Drag moves a copy

Palette chips

ClickSets
Click

Primary colour

Option-click

Secondary colour

Shift-click

Eraser colour

Command-click

Toggle protection

Anywhere on the canvas: hold Space to pan.

See also