The Imposition Type section is where you tell Octavo what you want to make.
The word Imposition refers to laying out and arranging pages for print, so that the finished work will have the pages in the correct order. You’ll have encountered the problem that imposition aims to solve if you’ve ever printed and folded a booklet without the aid of helpful software like Octavo.
Choose from the available imposition types. Select one to see a brief description of what it does. Each type arranges your pages differently for printing and folding.
Choose between:
See Trimming for more on this concept.
Not all imposition types offer the same choices within trim mode.
Only visible when Trim is selected. Choose how to specify the finished size:
Only visible when Trim is selected. Enable this checkbox to extend content beyond the trim line, so that when you cut the paper there are no white edges. A visual editor lets you set the bleed distance on each side.
See Bleed for more on this concept.
Note that once you’ve enabled bleed here, you still need to configure some content to actually be placed there. Your source page(s) will need a margin defined such that there is some content outside it, and your placement margins will also need to be correctly configured for bleed.
Choose whether the spine (the folded or bound edge) is on the Left or Right side. This determines which direction the finished booklet or document opens.
Each imposition type may add its own additional options below these common settings — see the individual imposition type pages for details.
Each imposition type also has its own set of options that appear in this pane. These options differ per imposition type, but commonly include controls such as double-sided layout.