Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/utils/ThemeUtil.java @ 1764:87c82499b98f

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Added DC configuration to load additional data in longitudinal section. flys-artifacts/trunk@3082 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Felix Wolfsteller <felix.wolfsteller@intevation.de>
date Wed, 26 Oct 2011 12:03:59 +0000
parents 741ba9e34c7d
children 1636686070f7
rev   line source
1090
9324839684a4 New theme-related utilities.
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parents:
diff changeset
1 package de.intevation.flys.utils;
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2
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3 import org.apache.log4j.Logger;
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4
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5 import java.awt.Color;
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6 import java.awt.Font;
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7
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8 import org.w3c.dom.Document;
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9
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10 import de.intevation.artifacts.common.utils.XMLUtils;
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11
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12
9324839684a4 New theme-related utilities.
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13 /**
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14 * Utility to deal with themes and their representations.
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15 */
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16 public class ThemeUtil {
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17
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18 private static Logger logger =
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19 Logger.getLogger(ThemeUtil.class);
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20
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f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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21 public final static String XPATH_LINE_COLOR =
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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22 "/theme/field[@name='linecolor']/@default";
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23
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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24 public static final String XPATH_LINE_SIZE =
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25 "/theme/field[@name='linesize']/@default";
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26
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27 public static final String XPATH_LINE_STYLE =
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28 "/theme/field[@name='linetype']/@default";
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29
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30 public final static String XPATH_SHOW_POINTS =
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31 "/theme/field[@name='showpoints']/@default";
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32
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33 public final static String XPATH_SHOW_LINE =
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34 "/theme/field[@name='showlines']/@default";
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35
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36 public final static String XPATH_TEXT_COLOR =
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37 "/theme/field[@name='textcolor']/@default";
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38
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39 public final static String XPATH_TEXT_SIZE =
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40 "/theme/field[@name='textsize']/@default";
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41
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42 public final static String XPATH_TEXT_FONT =
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43 "/theme/field[@name='font']/@default";
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44
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45 public final static String XPATH_TEXT_STYLE =
d56b94325bec Added methods to extract further attributes from theme.
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46 "/theme/field[@name='textstyle']/@default";
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47
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48 public final static String XPATH_TEXT_ORIENTATION =
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49 "/theme/field[@name='textorientation']/@default";
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50
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51 public final static String XPATH_TEXT_BACKGROUND =
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52 "/theme/field[@name='backgroundcolor']/@default";
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53
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54 public final static String XPATH_SHOW_BACKGROUND =
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55 "/theme/field[@name='showbackground']/@default";
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56
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57 /**
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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58 * Parses line width, defaulting to 0.
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59 * @param theme the theme
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60 */
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61 public static int parseLineWidth(Document theme) {
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62 String size = XMLUtils.xpathString(theme, XPATH_LINE_SIZE, null);
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63 if (size == null || size.length() == 0) {
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64 return 0;
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65 }
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66
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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67 try {
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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68 return Integer.valueOf(size);
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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69 }
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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70 catch (NumberFormatException nfe) {
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71 logger.warn("Unable to set line size from string: '" + size + "'");
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72 }
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73 return 0;
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74 }
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents: 1090
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75
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76
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77 /**
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78 * Parses the line style, defaulting to '10'.
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79 * @param theme The theme.
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80 */
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81 public static float[] parseLineStyle(Document theme) {
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82 String dash = XMLUtils.xpathString(theme, XPATH_LINE_STYLE, null);
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83
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84 float[] def = {10};
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85 if (dash == null || dash.length() == 0) {
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86 return def;
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87 }
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88
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89 String[] pattern = dash.split(",");
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90 if(pattern.length == 1) {
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91 return def;
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92 }
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93
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94 try {
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95 float[] dashes = new float[pattern.length];
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96 for (int i = 0; i < pattern.length; i++) {
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97 dashes[i] = Float.parseFloat(pattern[i]);
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98 }
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99 return dashes;
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100 }
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101 catch(NumberFormatException nfe) {
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102 logger.warn("Unable to set dash from string: '" + dash + "'");
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103 return def;
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104 }
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105 }
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106
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107
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108 /**
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109 * Parses text size, defaulting to 10.
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110 * @param theme The theme.
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111 */
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112 public static int parseTextSize(Document theme) {
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113 String size = XMLUtils.xpathString(theme, XPATH_TEXT_SIZE, null);
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114 if (size == null || size.length() == 0) {
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115 return 10;
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116 }
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117
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118 try {
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119 return Integer.valueOf(size);
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120 }
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121 catch (NumberFormatException nfe) {
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122 }
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123 return 10;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
124 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
125
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
126
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
127 /**
1748
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diff changeset
128 * Parses the attribute 'showpoints', defaults to false.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
129 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
130 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
131 public static boolean parseShowPoints(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
132 String show = XMLUtils.xpathString(theme, XPATH_SHOW_POINTS, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
133 if (show == null || show.length() == 0) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
134 return false;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
135 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
136 if (show.equals("true")) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
137 return true;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
138 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
139 else {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
140 return false;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
141 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
142 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
143
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Raimund Renkert <raimund.renkert@intevation.de>
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diff changeset
144
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
145 /**
1753
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
146 * Parses the attribute 'showlines', defaults to true.
741ba9e34c7d Apply the attributes 'showpoints' and 'showline'.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
147 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
148 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
149 public static boolean parseShowLine(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
150 String show = XMLUtils.xpathString(theme, XPATH_SHOW_LINE, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
151 if (show == null || show.length() == 0) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
152 return true;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
153 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
154 if (show.equals("false")) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
155 return false;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
156 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
157 else {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
158 return true;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
159 }
741ba9e34c7d Apply the attributes 'showpoints' and 'showline'.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
160 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
161
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
162
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1750
diff changeset
163 /**
1738
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
164 * Parses text color.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
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165 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
166 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
167 public static Color parseTextColor(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
168 String color = XMLUtils.xpathString(theme, XPATH_TEXT_COLOR, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
169 return parseRGB(color);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
170 }
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Raimund Renkert <raimund.renkert@intevation.de>
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171
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
172
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Raimund Renkert <raimund.renkert@intevation.de>
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diff changeset
173 /**
6cdc7a77d3d4 Apply theme attributes to axis annotation.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
174 * Parses the font.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
175 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
176 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
177 public static Font parseTextFont(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
178 String font = XMLUtils.xpathString(theme, XPATH_TEXT_FONT, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
179 if (font == null || font.length() == 0) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
180 return null;
6cdc7a77d3d4 Apply theme attributes to axis annotation.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
181 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
182
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
183 int size = parseTextSize(theme);
1750
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
184 int style = parseTextStyle(theme);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
185 Font f = new Font (font, style, size);
1738
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
186 return f;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
187 }
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diff changeset
188
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
189
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1711
diff changeset
190 /**
1748
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
191 * Parses the text style, defaults to 'Font.PLAIN'.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
192 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
193 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
194 public static int parseTextStyle(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
195 String style = XMLUtils.xpathString(theme, XPATH_TEXT_STYLE, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
196 if (style == null || style.length() == 0) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
197 return Font.PLAIN;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
198 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
199
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
200 if (style.equals("italic")) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
201 return Font.ITALIC;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
202 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
203 else if (style.equals("bold")) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
204 return Font.BOLD;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
205 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
206 else {
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
207 return Font.PLAIN;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
208 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
209 }
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
210
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
211
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
212 /**
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
213 * Parses the textorientation, defaults to 'vertical'.
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
214 * @param theme The theme.
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
215 */
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
216 public static String parseTextOrientation(Document theme) {
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
217 String o = XMLUtils.xpathString(theme, XPATH_TEXT_ORIENTATION, null);
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
218 if (o == null || o.length() == 0) {
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
219 return "vertical";
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
220 }
1750
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
221 if(o.equals("true")) {
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
222 return "horizontal";
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
223 }
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
224 else {
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
225 return "vertical";
415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1748
diff changeset
226 }
1748
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
227 }
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
228
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
229
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
230 /**
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
231 * Parses the text background color, defaults to white.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
232 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
233 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
234 public static Color parseTextBackground(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
235 String color = XMLUtils.xpathString(theme, XPATH_TEXT_BACKGROUND, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
236 if (color == null || color.length() == 0) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
237 return Color.WHITE;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
238 }
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
239 return parseRGB(color);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
240 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
241
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
242
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
243 /**
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
244 * Parses the attribute whether to show background or not, defaults to
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
245 * false.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
246 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
247 */
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
248 public static boolean parseShowTextBackground(Document theme) {
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
249 String show = XMLUtils.xpathString(theme, XPATH_SHOW_BACKGROUND, null);
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
250 if(show == null || show.length() == 0) {
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
251 return false;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
252 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
253
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
254 if(show.equals("true")) {
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
255 return true;
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
256 }
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
257 else {
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
258 return false;
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259 }
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260 }
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261
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262
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263 /**
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264 * Parse a string like "103, 100, 0" and return a corresping color.
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265 * @param rgbtext Color as string representation, e.g. "255,0,20".
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266 * @return Color, null in case of issues.
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267 */
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268 public static Color parseRGB(String rgbtext) {
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269 if (rgbtext == null) {
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270 return null;
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271 }
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272 String rgb[] = rgbtext.split(",");
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273 Color c = null;
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274 try {
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275 c = new Color(
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276 Integer.valueOf(rgb[0].trim()),
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277 Integer.valueOf(rgb[1].trim()),
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278 Integer.valueOf(rgb[2].trim()));
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279 }
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280 catch (NumberFormatException nfe) {
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281 c = null;
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282 }
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283 return c;
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284 }
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285
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286
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287 /**
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288 * Gets color from color field.
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289 * @param theme the theme document.
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290 * @return color.
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291 */
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292 public static Color parseLineColorField(Document theme) {
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293 String color = XMLUtils.xpathString(theme, XPATH_LINE_COLOR, null);
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294 return parseRGB(color);
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295 }
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296 }
http://dive4elements.wald.intevation.org