Mercurial > dive4elements > river
comparison flys-artifacts/src/main/java/de/intevation/flys/exports/XYChartGenerator.java @ 2110:7c5bcb0e03e1
Prevent range collapsing when negative values are given.
flys-artifacts/trunk@3673 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
|---|---|
| date | Fri, 13 Jan 2012 11:08:41 +0000 |
| parents | a18ec861b4a4 |
| children | e8fc770d2f8c |
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| 2109:60e3bf470c5b | 2110:7c5bcb0e03e1 |
|---|---|
| 798 if (range == null) { | 798 if (range == null) { |
| 799 return null; | 799 return null; |
| 800 } | 800 } |
| 801 | 801 |
| 802 double value = range.getLowerBound(); | 802 double value = range.getLowerBound(); |
| 803 double expand = value / 100 * percent; | 803 double expand = Math.abs(value / 100 * percent); |
| 804 | 804 |
| 805 return expand != 0 | 805 return expand != 0 |
| 806 ? new Range(value-expand, value+expand) | 806 ? new Range(value-expand, value+expand) |
| 807 : new Range(-0.01 * percent, 0.01 * percent); | 807 : new Range(-0.01 * percent, 0.01 * percent); |
| 808 } | 808 } |