Transform

Use selection tool to select part content of the canvas first.

Move

Drag on the selection.

Also, you can use the move btns to move the selection pixel by pixel.

Resize

Drag on the resize handle to zoom the selected content.

Rotate

Drag on the rotate handle to rotate the selected content.

Skew in X/Y direction

Drag on the skew handle to skew the selected content.

The Skew 26 issue

The real ISO angle is 26.56505117707799(atan 1/2), but skew use Integer degree. Neight 26 or 27 will cause the non-perfect isometric line problem.

The degree value

The degree value show above the handle.

skew deg

For flip/rotate90/copy/paste, see Editing.