Editing actions apply to the selected cell only. Rotate actions only avaliable when having selection.
Cut: clear content and put into clipboard
Copy: save content to clipboard
Paste: paste content from clipboard
Rotate 90 clockwise (Can only apply to selection)
Rotate 90 reverse-clockwise (Can only apply to selection)
Outline: draw an outline of the content with pen colour
Adjust colour: adjust colour by HSV offset
Insert image: insert a image into canvas directly
If you want transform every frame and layer, see Canvas.
Menu->Edit->Quick outline. Draw an outline with the pen colour.
Has been replaced by Advanced outline in v1.6.
Located In Menu->Edit->(Cut, Copy, Paste), or in Selection tool options.
The clipboard is cross sprites. You can copy content from one sprite and paste to another.
Located in Menu->Edit->Adjust color.
You can apply it to the selected layer/frame/cell, or the entire sprite, or the palette.
When applied to palette, if "Like indexed" is on, it will also modify the content. In this way, the palette and the canvas content are still consistent.
The dialog window is movable. You can click "apply" to preview.
By adjusting the three channels of HSV, you can change the hue, saturation, and brightness of the color.
You can adjust the contrast and brightness.
Inverse or grascale the color of content.
Replace one color with another. You can replace approximate colors by setting the tolerance.
You can apply outline to the selected frame/layer/layer group/cell, or the entire sprite. You can also set the repeat time to get thick outline.
You can insert an image into canvas directly, from the Files/Photos/Clipboard. Menu->Edit->Insert Image.
The image size should be less than 4x of canvas size. Too big image can not be inserted.