Can contain (saveState | restoreState | drawString | drawRightString | drawCentredString | drawCenteredString | ellipse | alias | catchForms | outlineAdd | namedString | bookmarkPage | bookmark | circle | rect | fill | stroke | overprint | blendMode | setFont | setFontSize | image | pageGraphics | place | placePara | form | doForm | plugInGraphic | scale | translate | rotate | skew | transform | grid | path | lines | curves | lineMode | textBox | barCode | checkBox | letterBoxes | textAnnotation | highlightAnnotation | textField | checkboxField | radioField | choiceField | listboxField | drawingGraphic | drawIf | digitalSignature | loop_g | switch_g | assign_g | if_g)* |