private void createDimensionConfigLegendItem(
PlotInstance plotInstance,
DefaultDimensionConfig dimensionConfig,
Set<PlotDimension> dimensionSet,
LegendItemCollection legendItemCollection) {
PlotConfiguration plotConfiguration = plotInstance.getCurrentPlotConfigurationClone();
DimensionConfigData dimensionConfigData =
plotInstance.getPlotData().getDimensionConfigData(dimensionConfig);
if (dimensionConfig.isGrouping()) {
// create legend entry based on the grouping
if (dimensionConfig.isNominal()) {
// create categorical legend --> one item for each category
createCategoricalLegendItems(
plotInstance,
dimensionSet,
legendItemCollection,
dimensionConfigData.getDistinctValues());
} else if (dimensionConfig.isNumerical() || dimensionConfig.isDate()) {
createDimensionTitleLegendItem(plotInstance, dimensionSet, legendItemCollection);
// create one continuous legend item
double minValue = dimensionConfigData.getMinValue();
double maxValue = dimensionConfigData.getMaxValue();
LegendItem legendItem =
createContinuousLegendItem(
plotInstance,
dimensionSet,
minValue,
maxValue,
dimensionConfig.isDate() ? dimensionConfig.getDateFormat() : null);
if (legendItem != null) {
legendItemCollection.add(legendItem);
}
} else {
throw new RuntimeException(
"unknown data type during legend creation - this should not happen");
}
} else {
// dimension config not grouping --> create legend item only, if there exists
// at least one non-aggregated value source (otherwise the dimension config is
// not used at all in the plot and thus we also don't need a legend item for it).
boolean createLegend = false;
for (ValueSource valueSource : plotConfiguration.getAllValueSources()) {
if (!valueSource.isUsingDomainGrouping()) {
createLegend = true;
break;
}
}
if (createLegend) {
// create legend based on the attribute values on the dimension config
if (dimensionConfig.isNominal()) {
// create one legend item for each nominal value
List<Double> values = dimensionConfigData.getDistinctValues();
createCategoricalLegendItems(plotInstance, dimensionSet, legendItemCollection, values);
} else if (dimensionConfig.isNumerical() || dimensionConfig.isDate()) {
createDimensionTitleLegendItem(plotInstance, dimensionSet, legendItemCollection);
// create one continuous legend item for the value range
double minValue = dimensionConfigData.getMinValue();
double maxValue = dimensionConfigData.getMaxValue();
LegendItem legendItem =
createContinuousLegendItem(
plotInstance,
dimensionSet,
minValue,
maxValue,
dimensionConfig.isDate() ? dimensionConfig.getDateFormat() : null);
if (legendItem != null) {
legendItemCollection.add(legendItem);
}
} else {
throw new RuntimeException(
"unknown data type during legend creation - this should not happen");
}
}
}
}
private List<Set<PlotDimension>> findCompatibleDimensions(
PlotConfiguration plotConfiguration, List<ValueSource> allValueSources) {
Map<PlotDimension, DefaultDimensionConfig> dimensionConfigMap =
plotConfiguration.getDefaultDimensionConfigs();
// find all Dimensions for which we create a legend item
List<Set<PlotDimension>> dimensionsWithLegend = new LinkedList<Set<PlotDimension>>();
for (Entry<PlotDimension, DefaultDimensionConfig> dimensionEntry :
dimensionConfigMap.entrySet()) {
PlotDimension dimension = dimensionEntry.getKey();
DefaultDimensionConfig dimensionConfig = dimensionEntry.getValue();
boolean createLegend = false;
if (dimensionConfig.isGrouping()) {
createLegend = true;
} else {
for (ValueSource valueSource : allValueSources) {
if (!valueSource.isUsingDomainGrouping()) {
createLegend = true;
break;
}
}
}
if (createLegend) {
if (!dimensionConfig.isNominal()) {
Set<PlotDimension> newSet = new HashSet<DimensionConfig.PlotDimension>();
newSet.add(dimension);
dimensionsWithLegend.add(newSet);
} else {
// iterate over list and find dimensions with compatible properties
boolean compatibleToSomething = false;
for (Set<PlotDimension> dimensionSet : dimensionsWithLegend) {
boolean compatible = true;
for (PlotDimension comparedDimension : dimensionSet) {
DefaultDimensionConfig comparedDimensionConfig =
(DefaultDimensionConfig) plotConfiguration.getDimensionConfig(comparedDimension);
if (!comparedDimensionConfig.isNominal()) {
compatible = false;
break;
}
if (!dimensionConfig
.getDataTableColumn()
.equals(comparedDimensionConfig.getDataTableColumn())) {
compatible = false;
break;
} else if (comparedDimensionConfig.isGrouping()
&& comparedDimensionConfig.getGrouping() instanceof DistinctValueGrouping
&& !dimensionConfig.isGrouping()
&& dimensionConfig.isNominal()) {
compatible = true;
} else if (dimensionConfig.isGrouping()
&& dimensionConfig.getGrouping() instanceof DistinctValueGrouping
&& !comparedDimensionConfig.isGrouping()
&& comparedDimensionConfig.isNominal()) {
compatible = true;
} else if (dimensionConfig.isGrouping() != comparedDimensionConfig.isGrouping()) {
compatible = false;
break;
} else if (!dimensionConfig.isGrouping()) {
compatible = true;
} else if (dimensionConfig
.getGrouping()
.equals(comparedDimensionConfig.getGrouping())) {
compatible = true;
} else {
compatible = false;
break;
}
}
if (compatible) {
dimensionSet.add(dimension);
compatibleToSomething = true;
break;
}
}
if (!compatibleToSomething) {
Set<PlotDimension> newSet = new HashSet<DimensionConfig.PlotDimension>();
newSet.add(dimension);
dimensionsWithLegend.add(newSet);
}
}
}
}
return dimensionsWithLegend;
}