private static void configureXYDifferenceRenderer(
FormattedXYDifferenceRenderer renderer,
ValueSource valueSource,
PlotConfiguration plotConfiguration) {
renderer.setBaseToolTipGenerator(new StandardXYToolTipGenerator());
SeriesFormat seriesFormat = valueSource.getSeriesFormat();
DimensionConfig domainConfig = valueSource.getDomainConfig();
DimensionConfig colorDimensionConfig =
plotConfiguration.getDimensionConfig(PlotDimension.COLOR);
DimensionConfig shapeDimensionConfig =
plotConfiguration.getDimensionConfig(PlotDimension.SHAPE);
int seriesCount = 1; // valueSource.getSeriesDataForAllGroupCells().groupCellCount();
// Loop all series and set series format.
// Format based on dimension configs will be set later on in initFormatDelegate().
for (int seriesIdx = 0; seriesIdx < seriesCount; ++seriesIdx) {
// configure linestyle
if (seriesFormat.getLineStyle() == LineStyle.NONE) {
} else {
renderer.setSeriesStroke(seriesIdx, seriesFormat.getStroke(), false);
}
// configure series shape if necessary
if (!SeriesFormat.calculateIndividualFormatForEachItem(domainConfig, shapeDimensionConfig)) {
if (seriesFormat.getItemShape() != ItemShape.NONE) {
renderer.setSeriesShape(seriesIdx, seriesFormat.getItemShape().getShape());
} else {
}
}
// configure series color if necessary
if (!SeriesFormat.calculateIndividualFormatForEachItem(domainConfig, colorDimensionConfig)) {
Color itemColor = seriesFormat.getItemColor();
Color halfTransparentPaint =
DataStructureUtils.setColorAlpha(itemColor, itemColor.getAlpha() / 2);
renderer.setSeriesPaint(0, halfTransparentPaint);
renderer.setSeriesFillPaint(0, halfTransparentPaint);
renderer.setPositivePaint(halfTransparentPaint);
renderer.setNegativePaint(
new Color(
255 - itemColor.getRed(),
255 - itemColor.getGreen(),
255 - itemColor.getBlue(),
itemColor.getAlpha() / 2));
}
renderer.setSeriesOutlinePaint(seriesIdx, PlotConfiguration.DEFAULT_SERIES_OUTLINE_PAINT);
}
}
/**
* Creates the headings for the dimension config items ( like "Color (attribute X)" ) and adds it
* to legendItemCollection.
*/
private void createDimensionTitleLegendItem(
PlotInstance plotInstance,
Set<PlotDimension> dimensionSet,
LegendItemCollection legendItemCollection) {
PlotConfiguration plotConfig = plotInstance.getCurrentPlotConfigurationClone();
StringBuilder titleBuilder = new StringBuilder();
boolean first = true;
boolean showDimensionType = plotConfig.getLegendConfiguration().isShowDimensionType();
if (showDimensionType) {
for (PlotDimension dimension : dimensionSet) {
if (!first) {
titleBuilder.append(", ");
}
titleBuilder.append(dimension.getShortName());
first = false;
}
}
if (showDimensionType) {
titleBuilder.append(" (");
}
// get unique dimension labels:
Set<String> uniqueDimensionLabels = new HashSet<String>();
first = true;
for (PlotDimension dimension : dimensionSet) {
DefaultDimensionConfig dimensionConfig =
(DefaultDimensionConfig) plotConfig.getDimensionConfig(dimension);
String label = dimensionConfig.getLabel();
if (label == null) {
label = I18N.getGUILabel("plotter.unnamed_value_label");
}
if (!uniqueDimensionLabels.contains(label)) {
if (!first) {
titleBuilder.append(", ");
first = false;
}
titleBuilder.append(label);
uniqueDimensionLabels.add(label);
}
}
if (showDimensionType) {
titleBuilder.append(")");
}
titleBuilder.append(": ");
legendItemCollection.add(createTitleLegendItem(titleBuilder.toString(), plotConfig));
}
/**
* Creates a title item (i.e. bold font etc.) with the given string. Simply gets the default font
* from the plotConfig and sets it style to bold.
*
* @return The created legend item.
*/
private LegendItem createTitleLegendItem(
String titleString, PlotConfiguration plotConfiguration) {
LegendItem titleItem =
new LegendItem(
titleString,
"",
"",
"",
false,
new Rectangle(),
false,
Color.WHITE,
false,
Color.WHITE,
new BasicStroke(),
false,
new Rectangle(),
new BasicStroke(),
Color.WHITE);
Font titleFont = titleItem.getLabelFont();
if (titleFont == null) {
titleFont = plotConfiguration.getLegendConfiguration().getLegendFont();
}
titleItem.setLabelFont(titleFont.deriveFont(Font.BOLD));
return titleItem;
}
private void dimensionConfigChanged(DimensionConfigChangeEvent dimensionChange) {
PlotConfiguration currentPlotConfig =
plotInstance.getCurrentPlotConfigurationClone(); // get current plot configuration
// if domain config has changed
if (dimensionChange.getDimension() == PlotDimension.DOMAIN) {
getDomainConfigManagerData()
.dimensionConfigChanged(dimensionChange); // inform domain config data
// also inform both domain dimension configs
DomainConfigManager domainConfigManager = currentPlotConfig.getDomainConfigManager();
getDimensionConfigData(domainConfigManager.getDomainConfig(false))
.dimensionConfigChanged(dimensionChange);
getDimensionConfigData(domainConfigManager.getDomainConfig(true))
.dimensionConfigChanged(dimensionChange);
} else {
// inform default dimension config data about change
int id = dimensionChange.getSource().getId(); // fetch id of changed dimension
DimensionConfig currentDimensionConfig =
currentPlotConfig.getDefaultDimensionConfigById(id); // look up dimension config
// if dimension config is still present, inform data about changes
if (currentDimensionConfig != null) {
DimensionConfigData dimData =
getDimensionConfigData((DefaultDimensionConfig) currentDimensionConfig);
dimData.dimensionConfigChanged(dimensionChange);
} else {
// if current dimension config is null it has been deleted afterwards in a meta change event
debug(
"#### CAUTION #### DIMENSION CHANGED: current dimension config "
+ dimensionChange.getSource().getLabel()
+ " with id "
+ dimensionChange.getSource().getId()
+ " is null! Meta change event?");
return; // do nothing and return
}
}
// and process event here too
if (dimensionChange.getType() == DimensionConfigChangeType.RANGE) {
clearCache();
}
}
public LegendItemCollection getLegendItems(PlotInstance plotInstance) {
PlotConfiguration plotConfiguration = plotInstance.getCurrentPlotConfigurationClone();
LegendItemCollection legendItemCollection = new LegendItemCollection();
// Get list of ValueSources which get an own legend entry.
// These are those ValueSources, for which useSeriesFormatForDimension() returns true
// for at least one dimension (not considering X and VALUE).
// get all values sources
List<ValueSource> allValueSources = plotConfiguration.getAllValueSources();
// add the plots heading (if we have any value sources)
if (!allValueSources.isEmpty()) {
legendItemCollection.add(
createTitleLegendItem(
I18N.getGUILabel("plotter.legend.plots_heading.label") + ":", plotConfiguration));
}
// now find those value sources for which we need a legend entry,
// and also remember which dimensions are shown in the legend entry (color, shape, ...)
for (ValueSource valueSource : allValueSources) {
CustomLegendItem legendItem = createValueSourceLegendItem(plotConfiguration, valueSource);
if (legendItem != null) {
legendItemCollection.add(legendItem);
}
}
List<Set<PlotDimension>> dimensionsWithLegend =
findCompatibleDimensions(plotConfiguration, allValueSources);
// create legend items for DimensionConfigs
for (Set<PlotDimension> dimensionSet : dimensionsWithLegend) {
PlotDimension aDimension = dimensionSet.iterator().next();
DimensionConfig dimensionConfig = plotConfiguration.getDimensionConfig(aDimension);
createDimensionConfigLegendItem(
plotInstance,
(DefaultDimensionConfig) dimensionConfig,
dimensionSet,
legendItemCollection);
}
return legendItemCollection;
}
private static void assertMaxValueCountNotExceededOrThrowException(
ValueSourceData valueSourceData) throws ChartPlottimeException {
if (valueSourceData == null) {
return;
}
int maxAllowedValueCount = PlotConfiguration.getMaxAllowedValueCount();
for (GroupCellKeyAndData groupCellKeyAndData :
valueSourceData.getSeriesDataForAllGroupCells()) {
int size = groupCellKeyAndData.getData().getSize();
if (size > maxAllowedValueCount) {
throw new ChartPlottimeException(
"too_many_values_in_plot", valueSourceData.getValueSource().toString());
}
}
}
/**
* Returns the data table. If sampled is true, then a sampled data table is returned, which
* contains at most as many rows as the rapidminer property rapidminer.gui.plotter.rows.maximum
* suggests.
*
* <p>This method can be very slow. It updates the filtered data table if the current data table
* is not valid. CAUTION: DONT use this method in the event dispatcher thread.
*/
public DataTable getDataTable(boolean sampled) {
SortedDataTableView currentDataTable = getDataTable();
if (!sampled) {
return currentDataTable;
} else {
if (cachedSampledDataTable == null) {
if (currentDataTable == null) {
return null;
}
int maxRowCount = PlotConfiguration.getMaxAllowedValueCount();
if (currentDataTable.getRowNumber() <= maxRowCount) {
cachedSampledDataTable = currentDataTable;
} else {
cachedSampledDataTable = currentDataTable.sample(maxRowCount);
}
}
return cachedSampledDataTable;
}
}
public PlotData(PlotInstance plotInstance, DataTable dataTable) {
if (plotInstance == null) {
throw new IllegalArgumentException("null not allowed for plotInstance");
}
this.plotInstance = plotInstance;
plotInstance.setPlotData(this);
PlotConfiguration plotConfiguration = plotInstance.getMasterPlotConfiguration();
// if (plotConfiguration.getPrioritizedListenerCount() > 0) {
// plotConfiguration.clearPrioritizedListeners();
// }
plotConfiguration.addPlotConfigurationListener(this, true);
this.originalDataTable = dataTable;
originalDataTable.addDataTableListener(this, true);
valueMappingDataTable = new ValueMappingDataTableView(originalDataTable);
for (int i = 0; i < valueMappingDataTable.getColumnNumber(); ++i) {
if (valueMappingDataTable.isNominal(i)) {
valueMappingDataTable.setMappingProvider(
i, new NominalSortingDataTableMapping(valueMappingDataTable, i, true));
}
}
// add filtered data table view to view stack
filteredDataTableView = new FilteredDataTable(valueMappingDataTable);
// add sorted data table view on view stack (without sort provider for now)
sortedDataTableView = new SortedDataTableView(filteredDataTableView, null);
sortedDataTableView.addDataTableListener(this, true);
// init valueSourceDataMap
for (ValueSource valueSource : plotConfiguration.getAllValueSources()) {
ValueSourceData valueSourceData = new ValueSourceData(valueSource, plotInstance);
valueSourceDataMap.put(valueSource.getId(), valueSourceData);
}
// init dimensionConfigDataMap
for (DefaultDimensionConfig dimensionConfig :
plotConfiguration.getDefaultDimensionConfigs().values()) {
DimensionConfigData dimensionConfigData =
new DimensionConfigData(plotInstance, dimensionConfig);
dimensionConfigDataMap.put(dimensionConfig.getId(), dimensionConfigData);
}
DefaultDimensionConfig domainConfig;
domainConfig = plotConfiguration.getDomainConfigManager().getDomainConfig(true);
dimensionConfigDataMap.put(
domainConfig.getId(), new DimensionConfigData(plotInstance, domainConfig));
domainConfig = plotConfiguration.getDomainConfigManager().getDomainConfig(false);
dimensionConfigDataMap.put(
domainConfig.getId(), new DimensionConfigData(plotInstance, domainConfig));
// init DomainConfigManagerData
domainConfigManagerData = new DomainConfigManagerData(plotInstance);
// init RangeAxisDataMap
for (RangeAxisConfig rangeAxisConfig : plotConfiguration.getRangeAxisConfigs()) {
RangeAxisData rangeAxisData = new RangeAxisData(rangeAxisConfig, plotInstance);
rangeAxisDataMap.put(rangeAxisConfig.getId(), rangeAxisData);
}
clearCache();
}
private void rangeAxisConfigChanged(RangeAxisConfigChangeEvent rangeAxisConfigChange) {
PlotConfiguration currentPlotConfig =
plotInstance.getCurrentPlotConfigurationClone(); // get current plot config
int id = rangeAxisConfigChange.getSource().getId(); // fetch id
RangeAxisConfig currentRangeAxisConfig =
currentPlotConfig.getRangeAxisConfigById(id); // look up range axis config
if (currentRangeAxisConfig == null) {
// if current range axis config is null it has been deleted afterwards in a meta change event
debug(
"#### CAUTION #### RANGE AXIS CONFIG CHANGE: current range axis config "
+ rangeAxisConfigChange.getSource().getLabel()
+ " with id "
+ rangeAxisConfigChange.getSource().getId()
+ " is null! Meta change event?");
return;
}
// inform range axis data
RangeAxisData rangeAxisData = getRangeAxisData(currentRangeAxisConfig);
rangeAxisData.rangeAxisConfigChanged(rangeAxisConfigChange);
// and also process event here
ValueSource changeValueSource = rangeAxisConfigChange.getValueSource();
ValueSource currentValueSource = null;
if (changeValueSource != null) {
id = changeValueSource.getId(); // fetch id from value source add/remove event
currentValueSource =
currentRangeAxisConfig.getValueSourceById(id); // look up current value source
}
// else {
// return; // nothing to be done
// }
switch (rangeAxisConfigChange.getType()) {
case VALUE_SOURCE_ADDED:
if (currentValueSource != null) {
debug(
"value source ADDED - "
+ currentValueSource.getLabel()
+ " ## ID: "
+ currentValueSource.getId());
valueSourceDataMap.put(
currentValueSource.getId(), new ValueSourceData(currentValueSource, plotInstance));
clearCache();
} else {
// if current value source is null it has been deleted afterwards in a meta change event
debug(
"#### CAUTION #### VALUE SOURCE ADDED: current value source"
+ changeValueSource.getLabel()
+ " with id "
+ changeValueSource.getId()
+ " is null! Meta change event?");
return; // nothing to be done
}
break;
case VALUE_SOURCE_CHANGED:
ValueSourceChangeEvent valueSourceChange = rangeAxisConfigChange.getValueSourceChange();
changeValueSource = valueSourceChange.getSource(); // get source
id = changeValueSource.getId(); // fetch id from changed value source
currentValueSource =
currentRangeAxisConfig.getValueSourceById(id); // look up current value source
if (currentValueSource != null) {
debug("value source CHANGED - " + currentValueSource.getLabel() + " ## ID: " + id);
getValueSourceData(currentValueSource)
.valueSourceChanged(valueSourceChange, currentValueSource);
} else {
// if current value source is null it has been deleted afterwards in a meta change event
debug(
"#### CAUTION #### VALUE SOURCE CHANGED: current value source"
+ changeValueSource.getLabel()
+ " with id "
+ changeValueSource.getId()
+ " is null! Meta change event?");
return; // nothing to be done
}
break;
case VALUE_SOURCE_REMOVED:
debug(
"value source REMOVED - "
+ changeValueSource.getLabel()
+ " ## ID: "
+ changeValueSource.getId());
valueSourceDataMap.remove(changeValueSource.getId());
clearCache();
break;
}
}
@Override
public synchronized boolean plotConfigurationChanged(PlotConfigurationChangeEvent change) {
if (change == null || change == lastProcessedEvent) {
return true;
}
lastProcessedEvent = change;
PlotConfiguration currentPlotConfig =
plotInstance.getCurrentPlotConfigurationClone(); // get current plot config
// prepare temp variables
int id = -1;
DimensionConfig currentDimensionConfig = null;
RangeAxisConfig currentRangeAxis = null;
DimensionConfig changeDimensionConfig = change.getDimensionConfig();
if (changeDimensionConfig != null) {
// if event is a dimension config add/remove event, get current dimension config
// (may be null if meta event is processed and it has been deleted afterwards)
id = changeDimensionConfig.getId();
currentDimensionConfig = currentPlotConfig.getDefaultDimensionConfigById(id);
}
RangeAxisConfig changeRangeAxis = change.getRangeAxisConfig();
if (changeRangeAxis != null) {
// if event is a range axis config add/remove event, get current range axis config
// (may be null if meta event is processed and it has been deleted afterwards)
id = changeRangeAxis.getId();
currentRangeAxis = currentPlotConfig.getRangeAxisConfigById(id);
}
switch (change.getType()) {
case TRIGGER_REPLOT:
clearCache();
break;
case AXES_FONT:
break;
case AXIS_LINE_COLOR:
break;
case AXIS_LINE_WIDTH:
break;
case FRAME_BACKGROUND_COLOR:
break;
case CHART_TITLE:
break;
case COLOR_SCHEME:
break;
case DATA_TABLE_EXCHANGED:
break;
case DIMENSION_CONFIG_ADDED:
// if current plot configuration still contains item..
if (currentDimensionConfig != null && id != -1) {
// add new dimension config data to map
dimensionConfigDataMap.put(
id,
new DimensionConfigData(
plotInstance, (DefaultDimensionConfig) currentDimensionConfig));
debug(
"ADDED dimension "
+ currentDimensionConfig.getDimension().getName()
+ " ## ID: "
+ id);
clearCache();
} else {
debug(
"#### CAUTION ###### ADD DIMENSION CONFIG: CURRENT DIMENSIONCONFIG "
+ changeDimensionConfig.getLabel()
+ " with id "
+ changeDimensionConfig.getId()
+ " IS NULL! Processing meta event?");
}
break;
case DIMENSION_CONFIG_CHANGED:
dimensionConfigChanged(change.getDimensionChange());
break;
case DIMENSION_CONFIG_REMOVED:
debug(
"REMOVED dimension "
+ changeDimensionConfig.getDimension().getName()
+ " ## ID: "
+ changeDimensionConfig.getId());
dimensionConfigDataMap.remove(
changeDimensionConfig.getId()); // remove dimension config data from map
clearCache();
break;
case LEGEND_CHANGED:
break;
case PLOT_BACKGROUND_COLOR:
break;
case PLOT_ORIENTATION:
break;
case RANGE_AXIS_CONFIG_ADDED:
// if current plot configuration still contains item..
if (currentRangeAxis != null && id != -1) {
// add new range axis data to map
debug("range axis ADDED - " + currentRangeAxis.getLabel() + " ## ID: " + id);
rangeAxisDataMap.put(id, new RangeAxisData(currentRangeAxis, plotInstance));
for (ValueSource valueSource :
currentRangeAxis.getValueSources()) { // also add containing value sources data to map
debug(
"value source ADDED - "
+ valueSource.getLabel()
+ " ## ID: "
+ valueSource.getId());
valueSourceDataMap.put(
valueSource.getId(), new ValueSourceData(valueSource, plotInstance));
}
} else {
debug(
"#### CAUTION ###### ADD RANGE AXIS CONFIG: CURRENT RANGEAXISCONFIG "
+ changeRangeAxis.getLabel()
+ " with id "
+ changeRangeAxis.getId()
+ " IS NULL! Processing meta event?");
}
break;
case RANGE_AXIS_CONFIG_CHANGED:
RangeAxisConfigChangeEvent rangeAxisConfigChange = change.getRangeAxisConfigChange();
debug(
"range axis CHANGED - "
+ rangeAxisConfigChange.getSource().getLabel()
+ " ## ID: "
+ rangeAxisConfigChange.getSource().getId());
rangeAxisConfigChanged(rangeAxisConfigChange);
break;
case RANGE_AXIS_CONFIG_MOVED:
break;
case RANGE_AXIS_CONFIG_REMOVED:
RangeAxisConfig rangeAxis = change.getRangeAxisConfig();
debug("range axis REMOVED - " + rangeAxis.getLabel() + " ## ID: " + rangeAxis.getId());
rangeAxisDataMap.remove(rangeAxis.getId()); // remove range axis config from map
for (ValueSource valueSource :
rangeAxis.getValueSources()) { // also remove all containing value sources from data map
valueSourceDataMap.remove(valueSource.getId());
}
clearCache();
break;
case LINK_AND_BRUSH_SELECTION:
break;
case META_CHANGE:
for (PlotConfigurationChangeEvent e : change.getPlotConfigChangeEvents()) {
plotConfigurationChanged(e);
}
break;
}
return true;
}
@Override
protected void updatePlotConfiguration() {
// don't do anything if updates are suspended due to batch updating
if (suspendUpdates) {
return;
}
PlotConfiguration plotConfiguration = plotInstance.getMasterPlotConfiguration();
// value when "None" is selected
String noSelection =
I18N.getMessage(I18N.getGUIBundle(), "gui.plotter.column.empty_selection.label");
// stop event processing
boolean plotConfigurationProcessedEvents = plotConfiguration.isProcessingEvents();
plotConfiguration.setProcessEvents(false);
// restore crosshairs
List<AxisParallelLineConfiguration> clonedListOfDomainLines =
new LinkedList<AxisParallelLineConfiguration>(listOfDomainLines);
for (AxisParallelLineConfiguration lineConfig : clonedListOfDomainLines) {
plotConfiguration.getDomainConfigManager().getCrosshairLines().addLine(lineConfig);
}
// x axis column selection
if (!xAxisColumn.equals(noSelection)) {
plotConfiguration
.getDimensionConfig(PlotDimension.DOMAIN)
.setDataTableColumn(
new DataTableColumn(currentDataTable, currentDataTable.getColumnIndex(xAxisColumn)));
plotConfiguration.getDimensionConfig(PlotDimension.DOMAIN).setLogarithmic(xAxisLogarithmic);
} else {
// remove config
if (currentRangeAxisConfig != null) {
currentRangeAxisConfig.removeRangeAxisConfigListener(rangeAxisConfigListener);
plotConfiguration.removeRangeAxisConfig(currentRangeAxisConfig);
currentRangeAxisConfig = null;
}
plotConfiguration.setProcessEvents(plotConfigurationProcessedEvents);
return;
}
// y axis column selection
if (!yAxisColumn.equals(noSelection)) {
RangeAxisConfig newRangeAxisConfig = new RangeAxisConfig(yAxisColumn, plotConfiguration);
newRangeAxisConfig.addRangeAxisConfigListener(rangeAxisConfigListener);
ValueSource valueSource;
valueSource =
new ValueSource(
plotConfiguration,
new DataTableColumn(currentDataTable, currentDataTable.getColumnIndex(yAxisColumn)),
AggregationFunctionType.count,
false);
SeriesFormat sFormat = new SeriesFormat();
valueSource.setSeriesFormat(sFormat);
newRangeAxisConfig.addValueSource(valueSource, null);
newRangeAxisConfig.setLogarithmicAxis(yAxisLogarithmic);
// remove old config
if (currentRangeAxisConfig != null) {
currentRangeAxisConfig.removeRangeAxisConfigListener(rangeAxisConfigListener);
plotConfiguration.removeRangeAxisConfig(currentRangeAxisConfig);
}
currentRangeAxisConfig = newRangeAxisConfig;
// add new config and restore crosshairs
List<AxisParallelLineConfiguration> clonedRangeAxisLineList =
rangeAxisCrosshairLinesMap.get(newRangeAxisConfig.getLabel());
if (clonedRangeAxisLineList != null) {
for (AxisParallelLineConfiguration lineConfig : clonedRangeAxisLineList) {
newRangeAxisConfig.getCrossHairLines().addLine(lineConfig);
}
}
plotConfiguration.addRangeAxisConfig(newRangeAxisConfig);
// remember the new config so we can remove it later again
} else {
// remove config
if (currentRangeAxisConfig != null) {
currentRangeAxisConfig.removeRangeAxisConfigListener(rangeAxisConfigListener);
plotConfiguration.removeRangeAxisConfig(currentRangeAxisConfig);
currentRangeAxisConfig = null;
}
}
// color column selection
if (!colorColumn.equals(noSelection)) {
plotConfiguration.setDimensionConfig(PlotDimension.COLOR, null);
DefaultDimensionConfig dimConfig =
new DefaultDimensionConfig(
plotConfiguration,
new DataTableColumn(currentDataTable, currentDataTable.getColumnIndex(colorColumn)),
PlotDimension.COLOR);
dimConfig.setLogarithmic(colorLogarithmic);
plotConfiguration.setDimensionConfig(PlotDimension.COLOR, dimConfig);
} else {
plotConfiguration.setDimensionConfig(PlotDimension.COLOR, null);
}
// general settings
plotConfiguration.setAxesFont(styleProvider.getAxesFont());
plotConfiguration.setTitleFont(styleProvider.getTitleFont());
plotConfiguration.getLegendConfiguration().setLegendFont(styleProvider.getLegendFont());
plotConfiguration.addColorSchemeAndSetActive(styleProvider.getColorScheme());
if (styleProvider.isShowLegend()) {
plotConfiguration.getLegendConfiguration().setLegendPosition(LegendPosition.BOTTOM);
} else {
plotConfiguration.getLegendConfiguration().setLegendPosition(LegendPosition.NONE);
}
plotConfiguration.setFrameBackgroundColor(
ColorRGB.convertToColor(styleProvider.getFrameBackgroundColor()));
plotConfiguration.setPlotBackgroundColor(
ColorRGB.convertToColor(styleProvider.getPlotBackgroundColor()));
plotConfiguration.setTitleText(styleProvider.getTitleText());
// continue event processing
plotConfiguration.setProcessEvents(plotConfigurationProcessedEvents);
}
private void createCategoricalLegendItems(
PlotInstance plotInstance,
Set<PlotDimension> dimensionSet,
LegendItemCollection legendItemCollection,
Iterable<Double> values) {
createDimensionTitleLegendItem(plotInstance, dimensionSet, legendItemCollection);
PlotConfiguration plotConfig = plotInstance.getCurrentPlotConfigurationClone();
Shape defaultShape = new Ellipse2D.Float(-5f, -5f, 10f, 10f);
Color defaultOutlineColor = PlotConfiguration.DEFAULT_OUTLINE_COLOR;
ColorProvider colorProvider = null;
ShapeProvider shapeProvider = null;
SizeProvider sizeProvider = null;
DefaultDimensionConfig dimensionConfig =
(DefaultDimensionConfig) plotConfig.getDimensionConfig(dimensionSet.iterator().next());
DimensionConfigData dimensionConfigData =
plotInstance.getPlotData().getDimensionConfigData(dimensionConfig);
for (PlotDimension dimension : dimensionSet) {
if (dimension == PlotDimension.COLOR) {
colorProvider = dimensionConfigData.getColorProvider();
} else if (dimension == PlotDimension.SHAPE) {
shapeProvider = dimensionConfigData.getShapeProvider();
} else if (dimension == PlotDimension.SIZE) {
sizeProvider = dimensionConfigData.getSizeProvider();
}
}
// initialize size scale for legend
ContinuousSizeProvider legendSizeProvider = null;
if (sizeProvider != null) {
double minScalingFactor = sizeProvider.getMinScalingFactor();
double maxScalingFactor = sizeProvider.getMaxScalingFactor();
double minLegendScalingFactor = MIN_LEGEND_ITEM_SCALING_FACTOR;
double maxLegendScalingFactor = MAX_LEGEND_ITEM_SCALING_FACTOR;
if (minScalingFactor > maxScalingFactor) {
double tmp = minScalingFactor;
minScalingFactor = maxScalingFactor;
maxScalingFactor = tmp;
minLegendScalingFactor = MAX_LEGEND_ITEM_SCALING_FACTOR;
maxLegendScalingFactor = MIN_LEGEND_ITEM_SCALING_FACTOR;
}
legendSizeProvider =
new ContinuousSizeProvider(
minScalingFactor,
maxScalingFactor,
minLegendScalingFactor,
maxLegendScalingFactor,
false);
}
for (Double value : values) {
// configure shape and stroke
Shape shape = defaultShape;
BasicStroke outlineStroke;
Color outlineColor = new Color(0, 0, 0, 0);
if (shapeProvider != null) {
shape = shapeProvider.getShapeForCategory(value);
outlineStroke = DEFAULT_OUTLINE_STROKE;
outlineColor = defaultOutlineColor;
} else {
outlineStroke = new BasicStroke();
if (colorProvider != null) {
shape = UNDEFINED_SHAPE;
} else {
shape = UNDEFINED_SHAPE_AND_COLOR;
}
}
// configure fill paint
Paint paint = UNDEFINED_COLOR_PAINT;
if (colorProvider != null) {
paint = colorProvider.getColorForValue(value);
}
double scalingFactor = 1;
if (sizeProvider != null) {
// scale shape according to sizeProvider
scalingFactor = sizeProvider.getScalingFactorForValue(value);
// scale shape to fit into legend
scalingFactor = legendSizeProvider.getScalingFactorForValue(scalingFactor);
AffineTransform transformation = new AffineTransform();
transformation.scale(scalingFactor, scalingFactor);
shape = transformation.createTransformedShape(shape);
}
String label = dimensionConfigData.getStringForValue(value);
if (label == null) {
label = "";
}
CustomLegendItem legendItem =
new CustomLegendItem(label, null, null, null, shape, paint, outlineStroke, outlineColor);
legendItemCollection.add(legendItem);
}
}
/**
* Creates a continuous legend item for one item in dimensionSet, i.e. dimensionSet must be a set
* containing exactly one value.
*
* @param dateFormat format used to format minValue and maxValue as dates, or null if they should
* be displayed numerically instead of as dates
* @throws ChartPlottimeException
*/
private LegendItem createContinuousLegendItem(
PlotInstance plotInstance,
Set<PlotDimension> dimensionSet,
double minValue,
double maxValue,
DateFormat dateFormat) {
PlotConfiguration plotConfiguration = plotInstance.getCurrentPlotConfigurationClone();
PlotDimension dimension = dimensionSet.iterator().next();
DefaultDimensionConfig dimensionConfig =
(DefaultDimensionConfig) plotConfiguration.getDimensionConfig(dimension);
DimensionConfigData dimensionConfigData =
plotInstance.getPlotData().getDimensionConfigData(dimensionConfig);
// String label = dimensionConfig.getLabel();
// if(label == null) {
// label = I18N.getGUILabel("plotter.unnamed_value_label");
// }
String label = "";
if (dimension == PlotDimension.COLOR) {
ColorProvider colorProvider = dimensionConfigData.getColorProvider();
if (!colorProvider.supportsNumericalValues()) {
throw new RuntimeException(
"Color provider for continuous legend item does not support numerical values.");
}
// shape dimensions
final int width = 50;
final int height = 10;
// create item paint
// first disable logarithmic scale on color provider ( -> linear gradient in legend)
// ContinuousColorProvider continuousColorProvider = null;
// if (dimensionConfig.isLogarithmic() && colorProvider instanceof
// ContinuousColorProvider) {
// continuousColorProvider = (ContinuousColorProvider)colorProvider;
// continuousColorProvider.setLogarithmic(false);
// }
// calculate gradient
float fractions[] = new float[width];
Color colors[] = new Color[width];
for (int i = 0; i < width; ++i) {
float fraction = i / (width - 1.0f);
double fractionValue;
if (colorProvider instanceof ContinuousColorProvider
&& ((ContinuousColorProvider) colorProvider)
.isColorMinMaxValueDifferentFromOriginal(
((ContinuousColorProvider) colorProvider).getMinValue(),
((ContinuousColorProvider) colorProvider).getMaxValue())) {
fractionValue =
((ContinuousColorProvider) colorProvider).getMinValue()
+ fraction
* (((ContinuousColorProvider) colorProvider).getMaxValue()
- ((ContinuousColorProvider) colorProvider).getMinValue());
} else {
fractionValue = minValue + fraction * (maxValue - minValue);
}
colors[i] = colorProvider.getColorForValue(fractionValue);
fractions[i] = fraction;
}
LinearGradientPaint shapeFillPaint =
new LinearGradientPaint(
new Point(0, 0), new Point(width, 0), fractions, colors, CycleMethod.REPEAT);
// reset color provider to logarithmic if necessary
// if (continuousColorProvider != null && dimensionConfig.isLogarithmic()) {
// continuousColorProvider.setLogarithmic(true);
// }
// create item shape
Rectangle itemShape = new Rectangle(width, height);
if (colorProvider instanceof ContinuousColorProvider) {
return createFlankedShapeLegendItem(
label,
((ContinuousColorProvider) colorProvider).getMinValue(),
((ContinuousColorProvider) colorProvider).getMaxValue(),
itemShape,
shapeFillPaint,
true,
dateFormat);
} else {
return createFlankedShapeLegendItem(
label, minValue, maxValue, itemShape, shapeFillPaint, true, dateFormat);
}
} else if (dimension == PlotDimension.SHAPE) {
// shape provider probably never supports numerical values
return null;
} else if (dimension == PlotDimension.SIZE) {
SizeProvider sizeProvider = dimensionConfigData.getSizeProvider();
if (!sizeProvider.supportsNumericalValues()) {
throw new RuntimeException(
"Size provider for continuous legend item does not support numerical values.");
}
double minScalingFactor = sizeProvider.getMinScalingFactor();
double maxScalingFactor = sizeProvider.getMaxScalingFactor();
ContinuousSizeProvider legendSizeProvider =
new ContinuousSizeProvider(
minScalingFactor,
maxScalingFactor,
MIN_LEGEND_ITEM_SCALING_FACTOR,
MAX_LEGEND_ITEM_SCALING_FACTOR,
false);
int legendItemCount = 4;
Area composedShape = new Area();
Shape originalShape = UNDEFINED_SHAPE;
if (dimensionSet.contains(PlotDimension.SIZE) && dimensionSet.size() == 1) {
originalShape = UNDEFINED_SHAPE_AND_COLOR;
}
double maxHeight = originalShape.getBounds().getHeight() * MAX_LEGEND_ITEM_SCALING_FACTOR;
for (int i = 0; i < legendItemCount; ++i) {
double fraction =
minScalingFactor
+ ((double) i / legendItemCount * (maxScalingFactor - minScalingFactor));
double legendScalingFactor = legendSizeProvider.getScalingFactorForValue(fraction);
double composedWidth = composedShape.getBounds().getWidth();
AffineTransform t = new AffineTransform();
t.scale(legendScalingFactor, legendScalingFactor);
Shape shape = t.createTransformedShape(originalShape);
t = new AffineTransform();
double shapeWidth = shape.getBounds().getWidth();
double shapeHeight = shape.getBounds().getHeight();
t.translate(composedWidth + shapeWidth * .1, (maxHeight - shapeHeight) / 2.0);
t.translate(-shape.getBounds().getMinX(), -shape.getBounds().getMinY());
shape = t.createTransformedShape(shape);
composedShape.add(new Area(shape));
}
return createFlankedShapeLegendItem(
label, minValue, maxValue, composedShape, UNDEFINED_COLOR_PAINT, false, dateFormat);
} else {
throw new RuntimeException(
"Unsupported dimension. Execution path should never reach this line.");
}
}
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;
}