Mercurial > dive4elements > gnv-client
annotate gnv-artifacts/src/main/java/de/intevation/gnv/exports/ChartExportHelper.java @ 318:5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
gnv-artifacts/trunk@376 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 26 Nov 2009 16:10:47 +0000 |
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children | 18302372703f |
rev | line source |
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318
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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1 package de.intevation.gnv.exports; |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
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2 |
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Implemented a helper class for exporting charts. Adapted code.
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3 import java.awt.Transparency; |
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4 import java.awt.image.BufferedImage; |
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5 import java.io.OutputStream; |
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6 import java.io.IOException; |
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7 import javax.imageio.ImageIO; |
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8 |
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9 import org.apache.log4j.Logger; |
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10 |
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11 import org.jfree.chart.JFreeChart; |
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12 |
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13 /** |
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14 * @author Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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15 */ |
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16 public class ChartExportHelper { |
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17 |
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18 private static final String DEFAULT_PAGE_SIZE = "A4"; |
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19 |
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20 private static Logger log = Logger.getLogger(ChartExportHelper.class); |
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21 |
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22 public static void exportImage( |
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23 OutputStream out, |
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24 JFreeChart chart, |
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25 String format, |
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26 int width, |
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27 int height |
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28 ) |
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29 throws IOException |
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30 { |
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31 log.info("export chart as png"); |
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32 |
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33 ImageIO.write( |
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34 chart.createBufferedImage( |
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35 width, height, Transparency.BITMASK, null |
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36 ), |
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37 format, |
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38 out |
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Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
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39 ); |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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40 } |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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41 |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
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42 public static void exportSVG() { |
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Implemented a helper class for exporting charts. Adapted code.
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43 log.info("export chart as svg (not implemented yet)"); |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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44 } |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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45 |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
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46 public static void exportPDF() { |
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47 log.info("export chart as pdf (not implemented yet)"); |
5f2820e821e0
Implemented a helper class for exporting charts. Adapted code.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
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48 } |
5f2820e821e0
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49 } |