Operation Manual

Figure 151: Posterize dialog
Posterize graphic filter
Posterizing reduces the number of colors in a graphic making it look flatter. When used on a
photograph, posterizing can make the photograph look like a painting. Clicking on the Posterize
icon opens the Posterize dialog, where you can define the number of Poster colors to
produce the effect you want (Figure 150 and Figure 151).
Pop art graphic filter
Click on the Pop Art icon to change the colors of a graphic to a pop-art format (Figure 152).
Figure 152: Pop Art graphic filter
Charcoal sketch graphic filter
Click on the Charcoal Sketch icon to display the graphic as a charcoal sketch. The contours of
the graphic are drawn in black and the original colors are suppressed (Figure 153).
Figure 153: Charcoal Sketch graphic filter
128 LibreOffice 4.3 Draw Guide