Overlay

Overlay[{expr1, expr2, ...}]
displays as an overlay of all the .

Overlay[{expr1, expr2, ...}, {i, j, ...}]
displays as an overlay of , , ....

Overlay[{expr1, expr2, ...}, {i, j, ...}, s]
allows selections to be made and controls to be clicked in .

Details and OptionsDetails and Options

  • The can be graphics, text, or any other expressions.
  • In Overlay[{expr1, expr2, ...}] the later are rendered on top of earlier ones.
  • Overlay[exprs] is equivalent to Overlay[exprs, All, None] and displays as an overlay of all the exprs.
  • Overlay[exprs] by default allows no selection within the exprs.
  • The following options can be given:
  • Alignment{Automatic,Automatic}how to align objects in the display area
    BackgroundNonebackground color to use
    BaselinePositionAutomaticwhat to align with a surrounding text baseline
    BaseStyle{}base style specifications for the displayed object
    FrameMarginsAutomaticmargins to leave inside the overall frame
    ImageMargins0margins around the image of the displayed object
    ImageSizeAllthe overall image size for the displayed object
  • With the default option setting ImageSize->All, Overlay always leaves space for the largest of the to be displayed, so that its overall size does not change.
  • With the option setting ImageSize->Automatic, Overlay leaves space only for the currently being displayed.
  • The settings for BaseStyle are appended to the default style given by the style in the current stylesheet.
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