# HG changeset patch
# User Raimund Renkert <raimund.renkert@intevation.de>
# Date 1327596822 0
# Node ID 28dbeb64ce7c7a7648fa65f22a35fdcab2e2b538
# Parent  65dac9cf6ff508e4722de3e2c264c6a0deebe82e
Issue 138.

PDF output for computed discharge calculation results.



flys-artifacts/trunk@3776 c6561f87-3c4e-4783-a992-168aeb5c3f6f

diff -r 65dac9cf6ff5 -r 28dbeb64ce7c flys-artifacts/ChangeLog
--- a/flys-artifacts/ChangeLog	Thu Jan 26 15:38:46 2012 +0000
+++ b/flys-artifacts/ChangeLog	Thu Jan 26 16:53:42 2012 +0000
@@ -1,3 +1,17 @@
+2012-01-26  Raimund Renkert <raimund.renkert@intevation.de>
+
+	Issue 138: PDF output for calculations.
+
+	* src/main/java/de/intevation/flys/exports/ComputedDischargeCurveExporter.java:
+	  Create the PDF datasource and generate the PDF report output.
+
+	* src/main/java/de/intevation/flys/artifacts/states/ComputedDischargeCurveState.java,
+	  doc/conf/artifacts/winfo.xml:
+	  Added PDF facet to state.
+
+	* doc/conf/jasper/computed-discharge.jasper:
+	  New. Template for computed discharge PDF report.
+
 2012-01-26  Raimund Renkert <raimund.renkert@intevation.de>
 
 	Issue 138: PDF output for calculations.
diff -r 65dac9cf6ff5 -r 28dbeb64ce7c flys-artifacts/doc/conf/artifacts/winfo.xml
--- a/flys-artifacts/doc/conf/artifacts/winfo.xml	Thu Jan 26 15:38:46 2012 +0000
+++ b/flys-artifacts/doc/conf/artifacts/winfo.xml	Thu Jan 26 16:53:42 2012 +0000
@@ -232,6 +232,7 @@
                 <outputmode name="computed_dischargecurve_export" description="output.computed_dischargecurve_export" mime-type="text/plain" type="export">
                     <facets>
                         <facet name="csv" description="facet.computed_dischargecurve_export.csv" />
+                        <facet name="pdf" description="facet.computed_dischargecurve_export.pdf" />
                     </facets>
                 </outputmode>
                 <outputmode name="computed_dischargecurve_report" description="output.computed_dischargecurve_report" mime-type="text/xml" type="report">
diff -r 65dac9cf6ff5 -r 28dbeb64ce7c flys-artifacts/doc/conf/jasper/computed-discharge.jasper
Binary file flys-artifacts/doc/conf/jasper/computed-discharge.jasper has changed
diff -r 65dac9cf6ff5 -r 28dbeb64ce7c flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/ComputedDischargeCurveState.java
--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/ComputedDischargeCurveState.java	Thu Jan 26 15:38:46 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/states/ComputedDischargeCurveState.java	Thu Jan 26 16:53:42 2012 +0000
@@ -79,6 +79,7 @@
                 }
 
                 facets.add(new DataFacet(CSV, "CSV data"));
+                facets.add(new DataFacet(PDF, "PDF data"));
 
                 if (res.getReport().hasProblems()) {
                     facets.add(new ReportFacet());
diff -r 65dac9cf6ff5 -r 28dbeb64ce7c flys-artifacts/src/main/java/de/intevation/flys/exports/ComputedDischargeCurveExporter.java
--- a/flys-artifacts/src/main/java/de/intevation/flys/exports/ComputedDischargeCurveExporter.java	Thu Jan 26 15:38:46 2012 +0000
+++ b/flys-artifacts/src/main/java/de/intevation/flys/exports/ComputedDischargeCurveExporter.java	Thu Jan 26 16:53:42 2012 +0000
@@ -5,6 +5,11 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
+import java.util.Map;
+import java.util.HashMap;
+import java.util.Date;
+import java.text.DateFormat;
+import java.util.Locale;
 
 import org.w3c.dom.Document;
 
@@ -12,11 +17,23 @@
 
 import au.com.bytecode.opencsv.CSVWriter;
 
+import net.sf.jasperreports.engine.JRDataSource;
+import net.sf.jasperreports.engine.JasperExportManager;
+import net.sf.jasperreports.engine.JasperFillManager;
+import net.sf.jasperreports.engine.JasperPrint;
+import net.sf.jasperreports.engine.JRException;
+
 import de.intevation.artifacts.CallContext;
+import de.intevation.artifacts.CallMeta;
+
+import de.intevation.flys.artifacts.FLYSArtifact;
 
 import de.intevation.flys.artifacts.model.CalculationResult;
 import de.intevation.flys.artifacts.model.WQKms;
+import de.intevation.flys.artifacts.model.WKmsJRDataSource;
+import de.intevation.flys.artifacts.resources.Resources;
 
+import de.intevation.flys.utils.FLYSUtils;
 import de.intevation.flys.utils.Formatter;
 
 
@@ -39,6 +56,8 @@
     public static final String DEFAULT_CSV_W_HEADER  = "W [NN + m]";
     public static final String DEFAULT_CSV_Q_HEADER  = "Q [m\u00b3/s]";
 
+    public static final String PDF_HEADER_MODE = "export.computed.discharge.pdf.mode";
+
 
     protected List<WQKms> data;
 
@@ -119,6 +138,75 @@
 
 
     @Override
-    protected void writePDF(OutputStream out) {}
+    protected void writePDF(OutputStream out) {
+        WKmsJRDataSource source = createJRData();
+        Map parameters = new HashMap();
+        parameters.put("ReportTitle", "Exported Data");
+        try {
+            JasperPrint print = JasperFillManager.fillReport(
+                "conf/jasper/computed-discharge.jasper",
+                parameters,
+                source);
+            JasperExportManager.exportReportToPdfStream(print, out);
+        }
+        catch(JRException je) {
+            logger.warn("Error generating PDF Report!");
+            je.printStackTrace();
+        }
+    }
+
+
+    protected WKmsJRDataSource createJRData() {
+        WKmsJRDataSource source = new WKmsJRDataSource();
+
+        addMetaData(source);
+        addWQData(source);
+
+        return source;
+    }
+
+
+    protected void addMetaData(WKmsJRDataSource source) {
+        CallMeta meta = context.getMeta();
+
+        FLYSArtifact flys = (FLYSArtifact) master;
+
+        source.addMetaData ("river", FLYSUtils.getRivername(flys));
+
+        Locale locale = Resources.getLocale(meta);
+        DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
+
+        source.addMetaData("date", df.format(new Date()));
+
+        double[] kms = FLYSUtils.getKmRange(flys);
+        source.addMetaData("range", String.valueOf(kms[0]));
+
+        source.addMetaData("calculation", Resources.getMsg(
+                                            locale,
+                                            PDF_HEADER_MODE,
+                                            "Computed Discharge"));
+    }
+
+    protected void addWQData(WKmsJRDataSource source) {
+        NumberFormat wf  = getWFormatter();
+        NumberFormat qf  = getQFormatter();
+
+        double[] res = new double[3];
+
+        for (WQKms wqkms: data) {
+            int size = wqkms.size();
+
+            for (int i = 0; i < size; i++) {
+                res = wqkms.get(i, res);
+
+                source.addData(new String[] {
+                    "",   // Empty, the WKmsJRDtasource stores km here.
+                    wf.format(res[0]),
+                    qf.format(res[1])
+                });
+            }
+        }
+
+    }
 }
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