Mercurial > dive4elements > gnv-client
changeset 1104:5207d09e4af6
Fixed range calculation for y-axes in the base chart class (issue233).
gnv-artifacts/trunk@1234 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
---|---|
date | Mon, 28 Jun 2010 16:48:03 +0000 (2010-06-28) |
parents | faae3fc7b792 |
children | 19813e72ec06 |
files | gnv-artifacts/ChangeLog gnv-artifacts/src/main/java/de/intevation/gnv/chart/AbstractXYLineChart.java |
diffstat | 2 files changed, 20 insertions(+), 1 deletions(-) [+] |
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--- a/gnv-artifacts/ChangeLog Mon Jun 28 10:48:57 2010 +0000 +++ b/gnv-artifacts/ChangeLog Mon Jun 28 16:48:03 2010 +0000 @@ -1,3 +1,11 @@ +2010-06-28 Ingo Weinzierl <ingo.weinzierl@intevation.de> + + Issue233 + + * src/main/java/de/intevation/gnv/chart/AbstractXYLineChart.java: Fixed + the range calculation for y-axes if there is only a single datapoint + existing in the chart. + 2010-06-28 Tim Englich <tim.englich@intevation.de> Issue283:
--- a/gnv-artifacts/src/main/java/de/intevation/gnv/chart/AbstractXYLineChart.java Mon Jun 28 10:48:57 2010 +0000 +++ b/gnv-artifacts/src/main/java/de/intevation/gnv/chart/AbstractXYLineChart.java Mon Jun 28 16:48:03 2010 +0000 @@ -207,7 +207,18 @@ // litte workarround to adjust the max range of axes. // NumberAxis.setAutoRange(true) doesn't seem to work properly. Range yRange = (Range) ranges.get(seriesKey); - yAxis.setRange(Range.expand(yRange, LOWER_MARGIN, UPPER_MARGIN)); + double lo = yRange.getLowerBound(); + double hi = yRange.getUpperBound(); + + if (lo == hi) { + yRange = new Range( + lo - (lo / 100 * LOWER_MARGIN), + hi + (hi / 100 * UPPER_MARGIN)); + } + else { + yRange = Range.expand(yRange, LOWER_MARGIN, UPPER_MARGIN); + } + yAxis.setRange(yRange); log.debug("Max Range of dataset is: " + yRange.toString()); if (seriesKey.contains("richtung")) {