The buttons in the third row produce pictograms, in which the bars of the chart are made up out of pictures. Any sprite file or draw file can be used as the basis of a pictogram.
The first button creates a pictogram where the original image is stacked up as many times as necessary to create the correct height of bar. The number of pictures that appear is dependent on the tick positions on the y-axis. If the number is between two tick positions, it is always rounded down. You cannot have half a penguin
The second button stretches the image to create a bar of the correct height.
The following tips apply for successful use of pictograms:
To add your own pictures to a pictogram: