## Fully symmetrical breaks
br1 = (-3) : 3
co1 = breakColors(br1, g2r.colors)
co1
doLegend(br1, co1, 1)
## Truncated on one side
br2 = (-2) : 4
co2 = breakColors(br2, g2r.colors)
co2
doLegend(br2, co2, 1)
## Does not work with other color schemes
co3 = breakColors(br2, heat.colors)
co3
doLegend(br2, co3, 1)
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