Java tutorial
/* Copyright (c) 2008-2011, developers of the Ascension Log Visualizer * * Permission is hereby granted, free of charge, to any person * obtaining a copy of this software and associated documentation * files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, * copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following * conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. */ package com.googlecode.logVisualizer.chart.perDayConsumption; import java.awt.Color; import java.awt.Paint; import org.jfree.chart.ChartColor; import org.jfree.chart.ChartFactory; import org.jfree.chart.ChartPanel; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.AxisLocation; import org.jfree.chart.axis.CategoryAxis; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.plot.CategoryPlot; import org.jfree.chart.plot.PlotOrientation; import org.jfree.chart.renderer.category.StackedBarRenderer; import com.googlecode.logVisualizer.chart.AbstractChart; import com.googlecode.logVisualizer.logData.consumables.Consumable; abstract class ConsumptionBarChartBuilder extends AbstractChart { private final static Paint[] DEFAULT_COLORS = ChartColor.createDefaultPaintArray(); private final String xLable; private final String yLable; protected ConsumptionBarChartBuilder(final String title, final String xLable, final String yLable, final boolean includeLegend) { super(title, null, includeLegend); this.xLable = xLable; this.yLable = yLable; } protected abstract ConsumptionDataset createDataset(); private JFreeChart createChart(final ConsumptionDataset dataset) { final JFreeChart chart = ChartFactory.createStackedBarChart(getTitle(), xLable, yLable, dataset, PlotOrientation.VERTICAL, isIncludeLegend(), true, false); final CategoryPlot plot = (CategoryPlot) chart.getPlot(); final StackedBarRenderer renderer = (StackedBarRenderer) plot.getRenderer(); final CategoryAxis categoryAxis = plot.getDomainAxis(); final NumberAxis numberAxis = (NumberAxis) plot.getRangeAxis(); plot.setNoDataMessage("No data available"); plot.setBackgroundPaint(Color.white); plot.setRangeGridlinePaint(Color.black); plot.setRangeAxisLocation(AxisLocation.BOTTOM_OR_LEFT); setBarShadowVisible(chart, false); setStackColors(dataset, renderer); renderer.setDrawBarOutline(false); renderer.setBaseItemLabelsVisible(true); renderer.setBaseItemLabelGenerator(new ConsumptionLableGenerator()); renderer.setBaseToolTipGenerator(new ConsumptionToolTipGenerator()); categoryAxis.setCategoryMargin(0.07); categoryAxis.setUpperMargin(0.01); categoryAxis.setLowerMargin(0.01); numberAxis.setStandardTickUnits(NumberAxis.createIntegerTickUnits()); numberAxis.setUpperMargin(0.1); return chart; } private void setStackColors(final ConsumptionDataset dataset, final StackedBarRenderer renderer) { int foodCounter = 0; int boozeCounter = 0; int spleenCounter = 0; for (int i = 0; i < dataset.getRowCount(); i++) { final Consumable c = dataset.getConsumable(dataset.getRowKey(i).toString()); if (c != null) switch (c.getConsumableVersion()) { case FOOD: renderer.setSeriesPaint(i, DEFAULT_COLORS[foodCounter]); foodCounter++; break; case BOOZE: renderer.setSeriesPaint(i, DEFAULT_COLORS[boozeCounter]); boozeCounter++; break; default: renderer.setSeriesPaint(i, DEFAULT_COLORS[spleenCounter]); spleenCounter++; } else renderer.setSeriesPaint(i, ChartColor.LIGHT_GRAY); } } @Override protected ChartPanel createChartPanel() { return new ChartPanel(createChart(createDataset()), false); } }