There is nothing to flip now.

This is the flip vertical button. It will flip whatever is selected about a horizontal line.

There is nothing to flip now.

This is the flip horizontal button. It will flip whatever is selected about a vertical line.

There is nothing to rotate now.

This is the rotate right buton. It will rotate whatever is selected 90° right.

There is nothing to rotate now.

This is the rotate left buton. It will rotate whatever is selected 90° left.

You can't use the line tool now.

This is the line tool. When it is selected, you can draw a line from one part of an icon to another.

You can't use the magic wand now.

This is the magic wand. When it is selected, you can select a group of pixels that are all the same color.

You can't use the bucket now.

This is the bucket tool. When it is selected, you can fill an area of an icon that is one color with the foreground color.

You can't use the eye dropper now.

This is eye dropper. When it is selected, you can set the foreground color that will be used the next time you draw. To activate the eye dropper without using the mouse, hold down the option key.

You can't use the pencil now.

This is the pencil tool. When it is selected, you can draw on an icon with your mouse, just like you would on paper with a pencil.

You can't erase anything now.

This is the eraser tool. When it is selected, you can erase parts of an icon. Or you can double click to erase an entire icon.

You can't use the marqee tool now.

This is the marquee tool. When it is selected, you can select a rectangular part of an icon.

You can't lasso anything now.

This is the lasso tool. When it is selected, you can select an odd shaped part of an icon.