Mercurial > dive4elements > river
annotate flys-artifacts/src/main/java/de/intevation/flys/utils/ThemeUtil.java @ 2008:8971276d32bc
Register area artifact factory.
flys-artifacts/trunk@3450 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Felix Wolfsteller <felix.wolfsteller@intevation.de> |
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date | Fri, 16 Dec 2011 14:55:29 +0000 |
parents | 84cf67a2a19e |
children | 796dfe96b6b2 |
rev | line source |
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New theme-related utilities.
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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 import de.intevation.flys.artifacts.model.MapserverStyle; |
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13 import de.intevation.flys.artifacts.model.MapserverStyle.Clazz; |
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14 import de.intevation.flys.artifacts.model.MapserverStyle.Style; |
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15 import de.intevation.flys.artifacts.model.MapserverStyle.Label; |
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16 |
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17 |
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18 /** |
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19 * Utility to deal with themes and their representations. |
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20 */ |
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21 public class ThemeUtil { |
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22 |
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23 private static Logger logger = |
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24 Logger.getLogger(ThemeUtil.class); |
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25 |
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26 public final static String XPATH_LINE_COLOR = |
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27 "/theme/field[@name='linecolor']/@default"; |
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28 |
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29 public static final String XPATH_LINE_SIZE = |
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30 "/theme/field[@name='linesize']/@default"; |
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31 |
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32 public static final String XPATH_LINE_STYLE = |
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33 "/theme/field[@name='linetype']/@default"; |
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34 |
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35 public final static String XPATH_SHOW_POINTS = |
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36 "/theme/field[@name='showpoints']/@default"; |
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37 |
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38 public final static String XPATH_SHOW_LINE = |
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39 "/theme/field[@name='showlines']/@default"; |
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40 |
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41 public final static String XPATH_TEXT_COLOR = |
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42 "/theme/field[@name='textcolor']/@default"; |
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43 |
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44 public final static String XPATH_TEXT_SIZE = |
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45 "/theme/field[@name='textsize']/@default"; |
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46 |
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47 public final static String XPATH_TEXT_FONT = |
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48 "/theme/field[@name='font']/@default"; |
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49 |
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50 public final static String XPATH_TEXT_STYLE = |
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51 "/theme/field[@name='textstyle']/@default"; |
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52 |
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53 public final static String XPATH_TEXT_ORIENTATION = |
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54 "/theme/field[@name='textorientation']/@default"; |
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55 |
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56 public final static String XPATH_TEXT_BACKGROUND = |
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57 "/theme/field[@name='backgroundcolor']/@default"; |
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58 |
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59 public final static String XPATH_SHOW_BACKGROUND = |
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60 "/theme/field[@name='showbackground']/@default"; |
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61 |
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62 public final static String XPATH_SYMBOL = |
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63 "/theme/field[@name='symbol']/@default"; |
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64 |
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65 /** |
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66 * Parses line width, defaulting to 0. |
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67 * @param theme the theme |
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68 */ |
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69 public static int parseLineWidth(Document theme) { |
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70 String size = XMLUtils.xpathString(theme, XPATH_LINE_SIZE, null); |
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71 if (size == null || size.length() == 0) { |
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72 return 0; |
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73 } |
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74 |
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75 try { |
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76 return Integer.valueOf(size); |
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77 } |
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78 catch (NumberFormatException nfe) { |
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79 logger.warn("Unable to set line size from string: '" + size + "'"); |
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80 } |
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81 return 0; |
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82 } |
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83 |
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84 |
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85 /** |
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86 * Parses the line style, defaulting to '10'. |
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87 * @param theme The theme. |
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88 */ |
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89 public static float[] parseLineStyle(Document theme) { |
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90 String dash = XMLUtils.xpathString(theme, XPATH_LINE_STYLE, null); |
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91 |
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92 float[] def = {10}; |
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93 if (dash == null || dash.length() == 0) { |
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94 return def; |
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95 } |
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96 |
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97 String[] pattern = dash.split(","); |
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98 if(pattern.length == 1) { |
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99 return def; |
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100 } |
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101 |
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102 try { |
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103 float[] dashes = new float[pattern.length]; |
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104 for (int i = 0; i < pattern.length; i++) { |
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105 dashes[i] = Float.parseFloat(pattern[i]); |
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106 } |
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107 return dashes; |
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108 } |
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109 catch(NumberFormatException nfe) { |
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110 logger.warn("Unable to set dash from string: '" + dash + "'"); |
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111 return def; |
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112 } |
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113 } |
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114 |
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115 |
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116 /** |
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117 * Parses text size, defaulting to 10. |
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118 * @param theme The theme. |
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119 */ |
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120 public static int parseTextSize(Document theme) { |
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121 String size = XMLUtils.xpathString(theme, XPATH_TEXT_SIZE, null); |
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122 if (size == null || size.length() == 0) { |
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123 return 10; |
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124 } |
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125 |
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126 try { |
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127 return Integer.valueOf(size); |
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128 } |
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129 catch (NumberFormatException nfe) { |
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130 } |
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131 return 10; |
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132 } |
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133 |
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134 |
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135 /** |
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136 * Parses the attribute 'showpoints', defaults to false. |
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137 * @param theme The theme. |
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138 */ |
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139 public static boolean parseShowPoints(Document theme) { |
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140 String show = XMLUtils.xpathString(theme, XPATH_SHOW_POINTS, null); |
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141 if (show == null || show.length() == 0) { |
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142 return false; |
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143 } |
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144 if (show.equals("true")) { |
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145 return true; |
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146 } |
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147 else { |
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148 return false; |
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149 } |
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150 } |
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151 |
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152 |
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153 /** |
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154 * Parses the attribute 'showlines', defaults to true. |
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155 * @param theme The theme. |
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156 */ |
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157 public static boolean parseShowLine(Document theme) { |
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158 String show = XMLUtils.xpathString(theme, XPATH_SHOW_LINE, null); |
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159 if (show == null || show.length() == 0) { |
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160 return true; |
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161 } |
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162 if (show.equals("false")) { |
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163 return false; |
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164 } |
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165 else { |
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166 return true; |
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167 } |
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168 } |
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169 |
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170 |
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171 /** |
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172 * Parses text color. |
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173 * @param theme The theme. |
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174 */ |
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175 public static Color parseTextColor(Document theme) { |
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176 return parseRGB(getTextColorString(theme)); |
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177 } |
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178 |
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179 |
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180 /** |
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181 * Parses the font. |
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182 * @param theme The theme. |
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183 */ |
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184 public static Font parseTextFont(Document theme) { |
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185 String font = XMLUtils.xpathString(theme, XPATH_TEXT_FONT, null); |
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186 if (font == null || font.length() == 0) { |
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187 return null; |
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188 } |
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189 |
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190 int size = parseTextSize(theme); |
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Renamed text background attribute and parse text attributes correctly.
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191 int style = parseTextStyle(theme); |
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192 Font f = new Font (font, style, size); |
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193 return f; |
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194 } |
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195 |
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196 |
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197 /** |
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198 * Parses the text style, defaults to 'Font.PLAIN'. |
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199 * @param theme The theme. |
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200 */ |
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201 public static int parseTextStyle(Document theme) { |
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202 String style = XMLUtils.xpathString(theme, XPATH_TEXT_STYLE, null); |
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203 if (style == null || style.length() == 0) { |
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204 return Font.PLAIN; |
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205 } |
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206 |
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207 if (style.equals("italic")) { |
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208 return Font.ITALIC; |
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209 } |
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210 else if (style.equals("bold")) { |
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211 return Font.BOLD; |
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212 } |
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213 else { |
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214 return Font.PLAIN; |
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215 } |
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216 } |
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217 |
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218 |
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219 /** |
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220 * Parses the textorientation, defaults to 'vertical'. |
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221 * @param theme The theme. |
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222 */ |
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223 public static String parseTextOrientation(Document theme) { |
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224 String o = XMLUtils.xpathString(theme, XPATH_TEXT_ORIENTATION, null); |
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225 if (o == null || o.length() == 0) { |
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226 return "vertical"; |
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227 } |
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228 if(o.equals("true")) { |
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229 return "horizontal"; |
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230 } |
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231 else { |
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232 return "vertical"; |
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233 } |
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234 } |
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235 |
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236 |
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237 /** |
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238 * Parses the text background color, defaults to white. |
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239 * @param theme The theme. |
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240 */ |
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241 public static Color parseTextBackground(Document theme) { |
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242 String color = getBackgroundColorString(theme); |
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243 if (color == null || color.length() == 0) { |
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244 return Color.WHITE; |
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245 } |
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246 return parseRGB(color); |
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247 } |
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248 |
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249 |
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250 /** |
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251 * Parses the attribute whether to show background or not, defaults to |
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252 * false. |
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253 * @param theme The theme. |
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254 */ |
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255 public static boolean parseShowTextBackground(Document theme) { |
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256 String show = XMLUtils.xpathString(theme, XPATH_SHOW_BACKGROUND, null); |
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257 if(show == null || show.length() == 0) { |
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258 return false; |
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259 } |
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260 |
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261 if(show.equals("true")) { |
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262 return true; |
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263 } |
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264 else { |
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265 return false; |
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266 } |
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267 } |
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268 |
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269 |
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270 /** |
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271 * Parse a string like "103, 100, 0" and return a corresping color. |
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272 * @param rgbtext Color as string representation, e.g. "255,0,20". |
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273 * @return Color, null in case of issues. |
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274 */ |
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275 public static Color parseRGB(String rgbtext) { |
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276 if (rgbtext == null) { |
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277 return null; |
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278 } |
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279 String rgb[] = rgbtext.split(","); |
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280 Color c = null; |
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281 try { |
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282 c = new Color( |
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283 Integer.valueOf(rgb[0].trim()), |
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284 Integer.valueOf(rgb[1].trim()), |
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285 Integer.valueOf(rgb[2].trim())); |
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286 } |
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287 catch (NumberFormatException nfe) { |
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288 c = null; |
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289 } |
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290 return c; |
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291 } |
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292 |
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293 |
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294 public static String getLineColorString(Document theme) { |
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295 return XMLUtils.xpathString(theme, XPATH_LINE_COLOR, null); |
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296 } |
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297 |
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298 |
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299 public static String getBackgroundColorString(Document theme) { |
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300 return XMLUtils.xpathString(theme, XPATH_TEXT_BACKGROUND, null); |
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301 } |
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302 |
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303 |
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304 public static String getTextColorString(Document theme) { |
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305 return XMLUtils.xpathString(theme, XPATH_TEXT_COLOR, null); |
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306 } |
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307 |
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308 |
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309 public static String getSymbol(Document theme) { |
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310 return XMLUtils.xpathString(theme, XPATH_SYMBOL, null); |
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311 } |
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312 |
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313 |
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314 /** |
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315 * Gets color from color field. |
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316 * @param theme the theme document. |
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317 * @return color. |
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318 */ |
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319 public static Color parseLineColorField(Document theme) { |
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320 return parseRGB(getLineColorString(theme)); |
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321 } |
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322 |
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323 |
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324 public static String createMapserverStyle(Document theme) { |
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325 String symbol = getSymbol(theme); |
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326 String backcolor = getBackgroundColorString(theme); |
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327 String linecolor = getLineColorString(theme); |
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328 |
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329 int linewidth = parseLineWidth(theme); |
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330 |
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331 MapserverStyle ms = new MapserverStyle(); |
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332 |
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333 Clazz c = new Clazz(" "); |
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334 |
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335 Style s = new Style(); |
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336 s.setOutlineColor(linecolor.replace(",", "")); |
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337 |
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338 if (backcolor != null && backcolor.length() > 0) { |
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339 s.setColor(backcolor.replace(",", "")); |
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340 } |
84cf67a2a19e
Added support for fillcolors of polygons in floodmaps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1876
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341 |
1876
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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342 s.setSize(linewidth); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
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343 s.setSymbol(symbol); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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344 c.addItem(s); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
changeset
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345 |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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346 String textcolor = getTextColorString(theme); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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347 int textsize = parseTextSize(theme); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
changeset
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348 |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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349 if (textcolor != null && textcolor.length() > 0 && textsize > 0) { |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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350 Label l = new Label(); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
changeset
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351 l.setColor(textcolor.replace(",", "")); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
changeset
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352 l.setSize(textsize); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
changeset
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353 c.addItem(l); |
dd467951335c
Added support for labels in Mapserver layers and options to modify its style.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1816
diff
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354 } |
1793
1636686070f7
Initial commit to support styles in maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1753
diff
changeset
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355 |
1636686070f7
Initial commit to support styles in maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1753
diff
changeset
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356 ms.addClazz(c); |
1636686070f7
Initial commit to support styles in maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1753
diff
changeset
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357 |
1636686070f7
Initial commit to support styles in maps.
Ingo Weinzierl <ingo.weinzierl@intevation.de>
parents:
1753
diff
changeset
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358 return ms.toString(); |
1090
9324839684a4
New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
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359 } |
9324839684a4
New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff
changeset
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360 } |