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ItEr38S16CUImpresionProxectosPlanificacionItEr37S21: Setup basic infraestructure for supporting printing

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This commit is contained in:
Diego Pino Garcia 2009-12-08 22:59:24 +01:00 • committed by Javier Moran Rua
parent d11835266e
commit f51af145c9
6 changed files with 189 additions and 0 deletions
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12
ganttzk/pom.xml
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@ -91,6 +91,18 @@
<artifactId>easymockclassextension</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>jfree</groupId>
<artifactId>jfreechart</artifactId>
</dependency>
<dependency>
<groupId>jfree</groupId>
<artifactId>jcommon</artifactId>
</dependency>
<dependency>
<groupId>jfree</groupId>
<artifactId>jfreechart-igalia</artifactId>
</dependency>
</dependencies>
</project>

5
ganttzk/src/main/java/org/zkoss/ganttz/Planner.java
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@ -37,6 +37,7 @@ import org.zkoss.ganttz.data.GanttDiagramGraph.IGraphChangeListener;
import org.zkoss.ganttz.extensions.ICommand;
import org.zkoss.ganttz.extensions.ICommandOnTask;
import org.zkoss.ganttz.extensions.IContext;
import org.zkoss.ganttz.print.Print;
import org.zkoss.ganttz.timetracker.TimeTracker;
import org.zkoss.ganttz.timetracker.TimeTrackerComponent;
import org.zkoss.ganttz.timetracker.TimeTrackerComponentWithoutColumns;
@ -359,4 +360,8 @@ public class Planner extends HtmlMacroComponent {
}
}
public void print() {
Print.print(diagramGraph);
}
}

160
ganttzk/src/main/java/org/zkoss/ganttz/print/Print.java Normal file
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@ -0,0 +1,160 @@
package org.zkoss.ganttz.print;
import gantt.builder.ChartBuilder;
import gantt.builder.DatasetBuilder;
import gantt.data.ExtendedGanttCategoryDataset;
import gantt.data.ExtendedTaskSeriesCollection;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Collection;
import java.util.Comparator;
import java.util.Date;
import java.util.List;
import org.jfree.chart.ChartUtilities;
import org.jfree.chart.JFreeChart;
import org.jfree.data.gantt.TaskSeries;
import org.zkoss.ganttz.data.GanttDiagramGraph;
import org.zkoss.ganttz.data.Task;
import org.zkoss.ganttz.timetracker.zoom.ZoomLevel;
public class Print {
private static final int INTERVAL_LENGTH_IN_MINUTES = 300 * 24 * 30;
private static final String DEFAULT_SERIES_NAME = "Scheduled";
private static final long serialVersionUID = 1L;
public static void print(GanttDiagramGraph diagramGraph) {
try {
printGanttHorizontalPagingDemo(diagramGraph);
} catch (Exception e) {
throw new RuntimeException(e.getMessage());
}
}
public static void printGanttHorizontalPagingDemo(GanttDiagramGraph diagramGraph) throws Exception {
int i = 0;
DatasetBuilder datasetBuilder = new DatasetBuilder();
final List<Task> tasks = diagramGraph.getTasks();
final Date begin = getSmallestBeginDate(tasks);
final Date end = getBiggestFinishDate(tasks);
// Create series
List<TaskSeries> taskSeriesList = new ArrayList<TaskSeries>();
final TaskSeries taskSeries = datasetBuilder.createTaskSeries(diagramGraph,
DEFAULT_SERIES_NAME);
taskSeriesList.add(taskSeries);
// Create dataset and split it
final ExtendedGanttCategoryDataset dataset = datasetBuilder
.createDataset(taskSeriesList);
List<ExtendedGanttCategoryDataset> subdatasets = datasetBuilder
.splitDatasetInIntervals(dataset, begin, end,
INTERVAL_LENGTH_IN_MINUTES);
// Create a chart for each subdataset
for (ExtendedGanttCategoryDataset each : subdatasets) {
final JFreeChart chart = createChart(each);
final String filename = "PAGE-" + i;
saveChartAsPNG(chart, filename);
i++;
}
}
private static JFreeChart createChart(ExtendedGanttCategoryDataset dataset) {
final ChartBuilder chartBuilder = new ChartBuilder();
return chartBuilder.createChart("Gantt Diagram",
"Tasks", "Date", dataset, true, true, false, ZoomLevel.DETAIL_TWO);
}
private static void saveChartAsPNG(JFreeChart chart, String filename) {
try {
final File file = new File(filename + ".png");
ChartUtilities.saveChartAsPNG(file, chart, 600, 600);
} catch (IOException e) {
e.printStackTrace();
}
}
private static Date getSmallestBeginDate(
List<org.zkoss.ganttz.data.Task> tasks) {
if (tasks.isEmpty())
return Calendar.getInstance().getTime();
return getSmallest(getStartDates(tasks));
}
private static Date getBiggestFinishDate(
List<org.zkoss.ganttz.data.Task> tasks) {
if (tasks.isEmpty())
return Calendar.getInstance().getTime();
return getBiggest(getEndDates(tasks));
}
private static List<Date> getStartDates(
List<org.zkoss.ganttz.data.Task> tasks) {
ArrayList<Date> result = new ArrayList<Date>();
for (org.zkoss.ganttz.data.Task t : tasks) {
result.add(t.getBeginDate());
}
return result;
}
private static List<Date> getEndDates(List<org.zkoss.ganttz.data.Task> tasks) {
ArrayList<Date> result = new ArrayList<Date>();
for (org.zkoss.ganttz.data.Task t : tasks) {
result.add(t.getEndDate());
}
return result;
}
private static <T extends Comparable<? super T>> T getSmallest(
Collection<T> elements) {
return getSmallest(elements, new Comparator<T>() {
@Override
public int compare(T o1, T o2) {
return o1.compareTo(o2);
}
});
}
private static <T extends Comparable<? super T>> T getBiggest(
Collection<T> elements) {
return getSmallest(elements, new Comparator<T>() {
@Override
public int compare(T o1, T o2) {
return o2.compareTo(o1);
}
});
}
private static <T> T getSmallest(Collection<T> elements,
Comparator<T> comparator) {
List<T> withoutNulls = removeNulls(elements);
if (withoutNulls.isEmpty())
throw new IllegalArgumentException("at least one required");
T result = null;
for (T element : withoutNulls) {
result = result == null ? element : (comparator.compare(result,
element) < 0 ? result : element);
}
return result;
}
private static <T> List<T> removeNulls(Collection<T> elements) {
ArrayList<T> result = new ArrayList<T>();
for (T e : elements) {
if (e != null) {
result.add(e);
}
}
return result;
}
}

3
ganttzk/src/main/resources/web/ganttz/zul/plannerLayout.zul
View file

@ -34,6 +34,9 @@ planner = self;
<button id="showAllLabels" onClick="planner.showAllLabels();"
label="${i18n:_('Show all labels')}" class="planner-command" sclass="planner-command" />
<button id="btnPrint" onClick="planner.print()"
label="${i18n:_('Print')}" />
</hbox>
</north>

4
navalplanner-webapp/pom.xml
View file

@ -94,6 +94,10 @@
<groupId>jfree</groupId>
<artifactId>jcommon</artifactId>
</dependency>
<dependency>
<groupId>jfree</groupId>
<artifactId>jfreechart-igalia</artifactId>
</dependency>
<!-- Apache Commons Fileupload (required by ZK) -->
<dependency>
<groupId>commons-fileupload</groupId>

5
pom.xml
View file

@ -408,6 +408,11 @@
<artifactId>jcommon</artifactId>
<version>1.0.16</version>
</dependency>
<dependency>
<groupId>jfree</groupId>
<artifactId>jfreechart-igalia</artifactId>
<version>0.0.1</version>
</dependency>
<!-- Joda Time -->
<dependency>
<groupId>joda-time</groupId>