Mercurial > dive4elements > river

annotate flys-artifacts/src/main/java/de/intevation/flys/utils/ThemeUtil.java @ 1752:b7b424ae32a8

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Added /dev/null Graphics2D object to be used in the info rendering pass of the diagram generation. flys-artifacts/trunk@3055 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Fri, 21 Oct 2011 13:25:24 +0000
parents 415ec0223dff
children 741ba9e34c7d
rev   line source
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9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
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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21 public final static String XPATH_LINE_COLOR =
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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 final static String XPATH_SHOW_POINTS =
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28 "/theme/field[@name='showpoints']/@default";
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29
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30 public final static String XPATH_TEXT_COLOR =
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31 "/theme/field[@name='textcolor']/@default";
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32
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33 public final static String XPATH_TEXT_SIZE =
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34 "/theme/field[@name='textsize']/@default";
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35
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36 public final static String XPATH_TEXT_FONT =
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37 "/theme/field[@name='font']/@default";
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38
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39 public final static String XPATH_TEXT_STYLE =
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40 "/theme/field[@name='textstyle']/@default";
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41
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42 public final static String XPATH_TEXT_ORIENTATION =
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43 "/theme/field[@name='textorientation']/@default";
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44
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45 public final static String XPATH_TEXT_BACKGROUND =
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46 "/theme/field[@name='backgroundcolor']/@default";
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47
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48 public final static String XPATH_SHOW_BACKGROUND =
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49 "/theme/field[@name='showbackground']/@default";
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50
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51 /**
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52 * Parses line width, defaulting to 0.
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53 * @param theme the theme
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54 */
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55 public static int parseLineWidth(Document theme) {
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56 String size = XMLUtils.xpathString(theme, XPATH_LINE_SIZE, null);
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57 if (size == null || size.length() == 0) {
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58 return 0;
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59 }
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60
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61 try {
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62 return Integer.valueOf(size);
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63 }
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64 catch (NumberFormatException nfe) {
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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65 //logger.warn("Unable to set line size from string: '" + size + "'");
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66 }
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67 return 0;
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68 }
f708120cb7bc Fix flys/issue363 (W-INFO/ Abflusskurve, Extremwert-Rendering).
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69
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70
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71 /**
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72 * Parses text size, defaulting to 10.
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73 * @param theme The theme.
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74 */
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75 public static int parseTextSize(Document theme) {
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76 String size = XMLUtils.xpathString(theme, XPATH_TEXT_SIZE, null);
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77 if (size == null || size.length() == 0) {
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78 return 10;
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79 }
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80
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81 try {
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82 return Integer.valueOf(size);
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83 }
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84 catch (NumberFormatException nfe) {
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85 }
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86 return 10;
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87 }
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88
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89
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90 /**
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91 * Parses the attribute 'showpoints', defaults to false.
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92 * @param theme The theme.
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93 */
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94 public static boolean parseShowPoints(Document theme) {
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95 String show = XMLUtils.xpathString(theme, XPATH_SHOW_POINTS, null);
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96 if (show == null || show.length() == 0) {
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97 return false;
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98 }
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99 if (show.equals("true")) {
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100 return true;
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101 }
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102 else {
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103 return false;
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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 color.
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110 * @param theme The theme.
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111 */
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112 public static Color parseTextColor(Document theme) {
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113 String color = XMLUtils.xpathString(theme, XPATH_TEXT_COLOR, null);
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114 return parseRGB(color);
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115 }
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116
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117
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118 /**
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119 * Parses the font.
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120 * @param theme The theme.
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121 */
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122 public static Font parseTextFont(Document theme) {
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123 String font = XMLUtils.xpathString(theme, XPATH_TEXT_FONT, null);
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124 if (font == null || font.length() == 0) {
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125 return null;
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126 }
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127
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128 int size = parseTextSize(theme);
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129 int style = parseTextStyle(theme);
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130 Font f = new Font (font, style, size);
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131 return f;
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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 text style, defaults to 'Font.PLAIN'.
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137 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
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138 */
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139 public static int parseTextStyle(Document theme) {
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140 String style = XMLUtils.xpathString(theme, XPATH_TEXT_STYLE, null);
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141 if (style == null || style.length() == 0) {
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142 return Font.PLAIN;
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143 }
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144
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145 if (style.equals("italic")) {
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146 return Font.ITALIC;
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147 }
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148 else if (style.equals("bold")) {
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149 return Font.BOLD;
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150 }
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parents: 1738
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151 else {
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152 return Font.PLAIN;
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153 }
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parents: 1738
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154 }
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155
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156
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Raimund Renkert <raimund.renkert@intevation.de>
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157 /**
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
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158 * Parses the textorientation, defaults to 'vertical'.
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Raimund Renkert <raimund.renkert@intevation.de>
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159 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
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160 */
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161 public static String parseTextOrientation(Document theme) {
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162 String o = XMLUtils.xpathString(theme, XPATH_TEXT_ORIENTATION, null);
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163 if (o == null || o.length() == 0) {
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164 return "vertical";
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165 }
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415ec0223dff Renamed text background attribute and parse text attributes correctly.
Raimund Renkert <raimund.renkert@intevation.de>
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166 if(o.equals("true")) {
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167 return "horizontal";
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168 }
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Raimund Renkert <raimund.renkert@intevation.de>
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169 else {
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170 return "vertical";
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171 }
1748
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172 }
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173
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174
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175 /**
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parents: 1738
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176 * Parses the text background color, defaults to white.
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177 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
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178 */
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179 public static Color parseTextBackground(Document theme) {
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180 String color = XMLUtils.xpathString(theme, XPATH_TEXT_BACKGROUND, null);
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181 if (color == null || color.length() == 0) {
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182 return Color.WHITE;
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183 }
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184 return parseRGB(color);
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Raimund Renkert <raimund.renkert@intevation.de>
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185 }
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186
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diff changeset
187
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
188 /**
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parents: 1738
diff changeset
189 * Parses the attribute whether to show background or not, defaults to
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190 * false.
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191 * @param theme The theme.
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Raimund Renkert <raimund.renkert@intevation.de>
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192 */
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diff changeset
193 public static boolean parseShowTextBackground(Document theme) {
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194 String show = XMLUtils.xpathString(theme, XPATH_SHOW_BACKGROUND, null);
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diff changeset
195 if(show == null || show.length() == 0) {
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196 return false;
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diff changeset
197 }
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diff changeset
198
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199 if(show.equals("true")) {
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diff changeset
200 return true;
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diff changeset
201 }
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
202 else {
d56b94325bec Added methods to extract further attributes from theme.
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diff changeset
203 return false;
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Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
204 }
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
205 }
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
206
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
207
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
208 /**
1090
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parents:
diff changeset
209 * Parse a string like "103, 100, 0" and return a corresping color.
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parents:
diff changeset
210 * @param rgbtext Color as string representation, e.g. "255,0,20".
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parents:
diff changeset
211 * @return Color, null in case of issues.
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
212 */
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Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
213 public static Color parseRGB(String rgbtext) {
1738
6cdc7a77d3d4 Apply theme attributes to axis annotation.
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parents: 1711
diff changeset
214 logger.debug("parseColor: " + rgbtext);
1090
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
215 if (rgbtext == null) {
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
216 return null;
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
217 }
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
218 String rgb[] = rgbtext.split(",");
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parents:
diff changeset
219 Color c = null;
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
220 try {
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
221 c = new Color(
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
222 Integer.valueOf(rgb[0].trim()),
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
223 Integer.valueOf(rgb[1].trim()),
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
224 Integer.valueOf(rgb[2].trim()));
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
225 }
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
226 catch (NumberFormatException nfe) {
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
227 c = null;
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
228 }
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
229 return c;
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
230 }
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
231
1748
d56b94325bec Added methods to extract further attributes from theme.
Raimund Renkert <raimund.renkert@intevation.de>
parents: 1738
diff changeset
232
1090
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
233 /**
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
234 * Gets color from color field.
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
235 * @param theme the theme document.
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
236 * @return color.
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
237 */
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
238 public static Color parseLineColorField(Document theme) {
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
239 String color = XMLUtils.xpathString(theme, XPATH_LINE_COLOR, null);
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
240 return parseRGB(color);
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
241 }
9324839684a4 New theme-related utilities.
Felix Wolfsteller <felix.wolfsteller@intevation.de>
parents:
diff changeset
242 }
http://dive4elements.wald.intevation.org