Wysiwyg editor with 1:1 displaying content as will be printed

We are looking for developer which could make or edit exist wysiwyg editor which will be displaying content exactly as will be printed. For example we will print on label with size 4x5 cm, so editor must showing content in pages same as will be printed. If text will be printed on three pages with dimension 4x5 cm, then edtior must show to user content on three pages. You can use existing wysiwyg editor like CKeditor, TinyMCE, etc., no need make own wysiwyg editor from blank page.