Author: Wayne Rasband (wsr at nih.gov) History: 2003/07/11: First version
2007/07/26: Uses ImageCanvas.setDisplayList()
2010/05/20: Uses ImagePlus.setOverlay()
2016/05/11: Macro compatible
Source: Grid_Overlay.java Installation: Download Grid_Overlay.java to the plugins folder and run using Plugins>Compile and Run. Description: This plugin demonstrates how to add a non-destructive graphic overlay (a line grid) to an image or stack. The Show_Colour_Overlay plugin plugin demonstrates how to display objects that differ in color and line width in a graphic overlay.
The previous version (Graphic_Overlay.java), which extends ImageCanvas and overrides its paint() method, is also available
See Also: Grid plugin
Concentric Circles plugin
Grid Overlay macro