Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/java2d/ShapeUtils.java @ 4488:5041105d2edd
Check if response code from GGInA is 200 OK
Only parse the GGInA response if the status code is 200 OK. This improves the
error message if GGInA is not available and shows the real reason instead of a
JDOM error while parsing the response.
author | Björn Ricks <bjoern.ricks@intevation.de> |
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date | Wed, 14 Nov 2012 10:36:21 +0100 |
parents | 0d8146989012 |
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rev | line source |
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1 package de.intevation.flys.java2d; |
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2 |
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3 import java.awt.Shape; |
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4 |
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5 import java.awt.geom.AffineTransform; |
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6 import java.awt.geom.Ellipse2D; |
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7 import java.awt.geom.GeneralPath; |
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8 import java.awt.geom.Rectangle2D; |
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9 |
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10 import java.util.HashMap; |
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11 import java.util.Map; |
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12 |
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13 public class ShapeUtils |
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14 { |
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15 // TODO: Use enum |
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16 public static final int MEASURED = 0; |
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17 public static final int DIGITIZED = 1; |
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18 public static final int INTERPOLATED = 2; |
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19 |
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20 public static final boolean DIGITIZED_FILL = false; |
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21 public static final boolean MEASURED_FILL = true; |
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22 public static final boolean INTERPOLATED_FILL = false; |
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23 |
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24 public static final Shape DIGITIZED_SHAPE = |
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25 createCross(4f); |
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26 |
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27 public static final Shape MEASURED_SHAPE = |
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28 new Rectangle2D.Double(-2, -2, 4, 4); |
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29 |
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30 public static final Shape INTERPOLATED_SHAPE = |
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31 new Ellipse2D.Double(-2, -2, 4, 4); |
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32 |
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33 protected static Map<Long, Shape> scaledShapesCache = |
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34 new HashMap<Long, Shape>(); |
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35 |
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36 public static final Shape createCross(float size) { |
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37 float half = size * 0.5f; |
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38 GeneralPath p = new GeneralPath(); |
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39 p.moveTo(-half, -half); |
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40 p.lineTo(half, half); |
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41 p.closePath(); |
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42 p.moveTo(-half, half); |
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43 p.lineTo(half, -half); |
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44 p.closePath(); |
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45 return p; |
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46 } |
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47 |
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48 public static Shape scale(Shape shape, float factor) { |
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49 if (factor == 1f) { |
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50 return shape; |
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51 } |
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52 AffineTransform xform = |
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53 AffineTransform.getScaleInstance(factor, factor); |
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54 |
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55 GeneralPath gp = new GeneralPath(shape); |
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56 return gp.createTransformedShape(xform); |
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57 } |
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58 |
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59 public static synchronized Shape getScaledShape(int type, float size) { |
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60 |
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61 Long hash = Long.valueOf( |
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62 (((long)type) << 32) | Float.floatToIntBits(size)); |
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63 |
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64 Shape shape = scaledShapesCache.get(hash); |
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65 |
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66 if (shape == null) { |
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67 switch (type) { |
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68 case MEASURED: |
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69 shape = MEASURED_SHAPE; |
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70 break; |
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71 case DIGITIZED: |
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72 shape = DIGITIZED_SHAPE; |
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73 break; |
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74 default: |
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75 shape = INTERPOLATED_SHAPE; |
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76 } |
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77 scaledShapesCache.put(hash, shape = scale(shape, size)); |
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78 } |
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79 |
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80 return shape; |
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81 } |
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82 } |
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83 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : |