[PATCH 2 of 3] Artifacts: Moved logic of ThemeUtils into ThemeDocument. TODO: Remove ThemeUtils

Wald Commits scm-commit at wald.intevation.org
Fri Aug 23 01:17:42 CEST 2013


# HG changeset patch
# User Sascha L. Teichmann <teichmann at intevation.de>
# Date 1377213373 -7200
# Node ID 7a9cbb3a3d5a28ce0c275a40f450221de133864a
# Parent  1b35b2ddfc28ff94e5805185cb0106e93dff1f52
Artifacts: Moved logic of ThemeUtils into ThemeDocument. TODO: Remove ThemeUtils

diff -r 1b35b2ddfc28 -r 7a9cbb3a3d5a artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator.java	Thu Aug 22 23:31:38 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/ChartGenerator.java	Fri Aug 23 01:16:13 2013 +0200
@@ -457,7 +457,7 @@
 
             // Get Themeing information and add legend item.
             if (theme != null) {
-                textStyle = theme.parseTextStyle();
+                textStyle = theme.parseComplexTextStyle();
                 lineStyle = theme.parseComplexLineStyle();
                 if (fa.getLabel() != null) {
                     LegendItemCollection lic = new LegendItemCollection();
diff -r 1b35b2ddfc28 -r 7a9cbb3a3d5a artifacts/src/main/java/org/dive4elements/river/exports/CrossSectionGenerator.java
--- a/artifacts/src/main/java/org/dive4elements/river/exports/CrossSectionGenerator.java	Thu Aug 22 23:31:38 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/exports/CrossSectionGenerator.java	Fri Aug 23 01:16:13 2013 +0200
@@ -189,7 +189,7 @@
 
             // Get Themeing information and add legend item.
             if (theme != null) {
-                textStyle = theme.parseTextStyle();
+                textStyle = theme.parseComplexTextStyle();
                 // XXX: DEAD CODE // lineStyle = themeAccess.parseLineStyle();
                 if (fa.getLabel() != null) {
                     LegendItemCollection lic = new LegendItemCollection();
diff -r 1b35b2ddfc28 -r 7a9cbb3a3d5a artifacts/src/main/java/org/dive4elements/river/jfree/StyledAreaSeriesCollection.java
--- a/artifacts/src/main/java/org/dive4elements/river/jfree/StyledAreaSeriesCollection.java	Thu Aug 22 23:31:38 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/jfree/StyledAreaSeriesCollection.java	Fri Aug 23 01:16:13 2013 +0200
@@ -82,7 +82,7 @@
         }
 
         // Apply text style.
-        theme.parseTextStyle().apply(renderer);
+        theme.parseComplexTextStyle().apply(renderer);
         return renderer;
     }
 
diff -r 1b35b2ddfc28 -r 7a9cbb3a3d5a artifacts/src/main/java/org/dive4elements/river/themes/ThemeAccess.java
--- a/artifacts/src/main/java/org/dive4elements/river/themes/ThemeAccess.java	Thu Aug 22 23:31:38 2013 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,132 +0,0 @@
-/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde
- * Software engineering by Intevation GmbH
- *
- * This file is Free Software under the GNU AGPL (>=v3)
- * and comes with ABSOLUTELY NO WARRANTY! Check out the
- * documentation coming with Dive4Elements River for details.
- */
-
-package org.dive4elements.river.themes;
-
-import org.dive4elements.river.utils.ThemeUtil;
-
-import java.awt.Color;
-import java.awt.Font;
-
-import org.w3c.dom.Document;
-
-
-public class ThemeAccess
-{
-    protected Document theme;
-
-    protected Integer lineWidth;
-
-    protected Color   lineColor;
-    protected Color   textColor;
-    protected Font    font;
-    protected String  textOrientation;
-    protected Color   textBackground;
-    protected Boolean showTextBackground;
-    protected Color   pointColor;
-
-
-    public ThemeAccess(Document theme) {
-        this.theme = theme;
-    }
-
-
-    public int parseLineWidth() {
-        if (lineWidth == null) {
-            lineWidth = ThemeUtil.parseLineWidth(theme);
-        }
-        return lineWidth;
-    }
-
-
-    public Color parseLineColorField() {
-        if (lineColor == null) {
-            lineColor = ThemeUtil.parseLineColorField(theme);
-            if (lineColor == null) {
-                lineColor = Color.BLACK;
-            }
-        }
-        return lineColor;
-    }
-
-
-    public Color parseTextColor() {
-        if (textColor == null) {
-            textColor = ThemeUtil.parseTextColor(theme);
-            if (textColor == null) {
-                textColor = Color.BLACK;
-            }
-        }
-        return textColor;
-    }
-
-
-    public Font parseTextFont() {
-        if (font == null) {
-            font = ThemeUtil.parseTextFont(theme);
-            if (font == null) {
-                font = new Font("Arial", Font.BOLD, 10);
-            }
-        }
-        return font;
-    }
-
-
-    public String parseTextOrientation() {
-        if (textOrientation == null) {
-            textOrientation = ThemeUtil.parseTextOrientation(theme);
-        }
-        return textOrientation;
-    }
-
-
-    public Color parseTextBackground() {
-        if (textBackground == null) {
-            textBackground = ThemeUtil.parseTextBackground(theme);
-            if (textBackground == null) {
-                textBackground = Color.WHITE;
-            }
-        }
-        return textBackground;
-    }
-
-    public boolean parseLabelShowBackground() {
-        if (showTextBackground == null) {
-            showTextBackground = ThemeUtil.parseLabelShowBackground(theme);
-        }
-        return showTextBackground;
-    }
-
-
-    public Color parsePointColor() {
-        if (pointColor == null) {
-            pointColor = ThemeUtil.parsePointColor(theme);
-
-            if (pointColor == null) {
-                return parseLineColorField();
-            }
-        }
-
-        return pointColor;
-    }
-
-
-    public LineStyle parseLineStyle() {
-        return new LineStyle(parseLineColorField(), Integer.valueOf(parseLineWidth()));
-    }
-
-    public TextStyle parseTextStyle() {
-        return new TextStyle(
-            parseTextColor(),
-            parseTextFont(),
-            parseTextBackground(),
-            parseLabelShowBackground(),
-            !parseTextOrientation().equals("horizontal"));
-    }
-}
-// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
diff -r 1b35b2ddfc28 -r 7a9cbb3a3d5a artifacts/src/main/java/org/dive4elements/river/themes/ThemeDocument.java
--- a/artifacts/src/main/java/org/dive4elements/river/themes/ThemeDocument.java	Thu Aug 22 23:31:38 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/themes/ThemeDocument.java	Fri Aug 23 01:16:13 2013 +0200
@@ -11,11 +11,144 @@
 import java.awt.Color;
 import java.awt.Font;
 
+import org.apache.log4j.Logger;
 import org.dive4elements.artifacts.CallMeta;
+import org.dive4elements.artifacts.common.utils.XMLUtils;
+import org.dive4elements.river.artifacts.model.MapserverStyle;
+import org.dive4elements.river.artifacts.model.MapserverStyle.Clazz;
+import org.dive4elements.river.artifacts.model.MapserverStyle.Expression;
+import org.dive4elements.river.artifacts.model.MapserverStyle.Label;
+import org.dive4elements.river.artifacts.model.MapserverStyle.Style;
+import org.dive4elements.river.artifacts.resources.Resources;
 import org.w3c.dom.Document;
 
 public class ThemeDocument
 {
+    private static Logger logger = Logger.getLogger(ThemeDocument.class);
+
+    private static final String MSG_ISOBATH_CLASS = "floodmap.isobath.class";
+
+    private static final String MSG_ISOBATH_LASTCLASS = "floodmap.isobath.lastclass";
+
+    public final static String XPATH_FILL_COLOR =
+            "/theme/field[@name='fillcolor']/@default";
+
+    public final static String XPATH_LINE_COLOR =
+            "/theme/field[@name='linecolor']/@default";
+
+    public final static String XPATH_AREA_LINE_COLOR =
+            "/theme/field[@name='areabordercolor']/@default";
+
+    public static final String XPATH_LINE_SIZE =
+            "/theme/field[@name='linesize']/@default";
+
+    public static final String XPATH_LINE_STYLE =
+            "/theme/field[@name='linetype']/@default";
+
+    public static final String XPATH_POINT_SIZE =
+            "/theme/field[@name='pointsize']/@default";
+
+    public static final String XPATH_POINT_COLOR =
+            "/theme/field[@name='pointcolor']/@default";
+
+    public final static String XPATH_SHOW_BORDER =
+            "/theme/field[@name='showborder']/@default";
+
+    public final static String XPATH_AREA_SHOW_BORDER =
+            "/theme/field[@name='showborder']/@default";
+
+    public final static String XPATH_SHOW_POINTS =
+            "/theme/field[@name='showpoints']/@default";
+
+    public final static String XPATH_SHOW_LINE =
+            "/theme/field[@name='showlines']/@default";
+
+    public final static String XPATH_SHOW_VERTICAL_LINE =
+            "/theme/field[@name='showverticalline']/@default";
+
+    public final static String XPATH_SHOW_HORIZONTAL_LINE =
+            "/theme/field[@name='showhorizontalline']/@default";
+
+    public final static String XPATH_SHOW_LINE_LABEL =
+            "/theme/field[@name='showlinelabel']/@default";
+
+    public final static String XPATH_SHOW_POINT_LABEL =
+            "/theme/field[@name='showpointlabel']/@default";
+
+    public final static String XPATH_SHOW_WIDTH =
+            "/theme/field[@name='showwidth']/@default";
+
+    public final static String XPATH_SHOW_LEVEL =
+            "/theme/field[@name='showlevel']/@default";
+
+    public final static String XPATH_TRANSPARENCY =
+            "/theme/field[@name='transparency']/@default";
+
+    public final static String XPATH_AREA_TRANSPARENCY =
+            "/theme/field[@name='areatransparency']/@default";
+
+    public final static String XPATH_SHOW_AREA =
+            "/theme/field[@name='showarea']/@default";
+
+    public final static String XPATH_SHOW_MIDDLE_HEIGHT =
+            "/theme/field[@name='showmiddleheight']/@default";
+
+    public final static String XPATH_LABEL_FONT_COLOR =
+            "/theme/field[@name='labelfontcolor']/@default";
+
+    public final static String XPATH_LABEL_FONT_SIZE =
+            "/theme/field[@name='labelfontsize']/@default";
+
+    public final static String XPATH_LABEL_FONT_FACE =
+            "/theme/field[@name='labelfontface']/@default";
+
+    public final static String XPATH_LABEL_FONT_STYLE =
+            "/theme/field[@name='labelfontstyle']/@default";
+
+    public final static String XPATH_TEXT_ORIENTATION =
+            "/theme/field[@name='textorientation']/@default";
+
+    public final static String XPATH_LABEL_BGCOLOR =
+            "/theme/field[@name='labelbgcolor']/@default";
+
+    public final static String XPATH_LABEL_SHOW_BACKGROUND =
+            "/theme/field[@name='labelshowbg']/@default";
+
+    public final static String XPATH_BACKGROUND_COLOR =
+            "/theme/field[@name='backgroundcolor']/@default";
+
+    public final static String XPATH_AREA_BACKGROUND_COLOR =
+            "/theme/field[@name='areabgcolor']/@default";
+
+    public final static String XPATH_SYMBOL =
+            "/theme/field[@name='symbol']/@default";
+
+    public final static String XPATH_SHOW_MINIMUM =
+            "/theme/field[@name='showminimum']/@default";
+
+    public final static String XPATH_SHOW_MAXIMUM =
+            "/theme/field[@name='showmaximum']/@default";
+
+    public final static String XPATH_WSPLGEN_FIELDS =
+            "/theme[@name='WSPLGEN']/field";
+
+    public final static String XPATH_WSPLGEN_STARTCOLOR =
+            "/theme/field[@name='startcolor']/@default";
+
+    public final static String XPATH_WSPLGEN_ENDCOLOR =
+            "/theme/field[@name='endcolor']/@default";
+
+    public final static String XPATH_WSPLGEN_NUMCLASSES =
+            "/theme/field[@name='numclasses']/@default";
+
+    /** XPATH to bandwidth field. */
+    public final static String XPATH_BANDWIDTH =
+            "/theme/field[@name='bandwidth']/@default";
+
+    /** XPATH to find showextramark field. */
+    public final static String XPATH_SHOWEXTRAMARK =
+            "/theme/field[@name='showextramark']/@default";
+
     private Document document;
 
     public ThemeDocument() {
@@ -29,82 +162,234 @@
         return document;
     }
 
-    public Color parseLineColorField() {
-        return null;
+    /** Parse string to be boolean with default if empty or unrecognized. */
+    public static boolean parseBoolean(String value, boolean defaultsTo) {
+        if (value == null || value.length() == 0) {
+            return defaultsTo;
+        }
+        if (value.equals("false")) {
+            return false;
+        }
+        else if (value.equals("true")) {
+            return true;
+        }
+        else {
+            return defaultsTo;
+        }
+    }
+
+
+    /**
+     * Attempt converting \param value to an integer, in failing cases,
+     * return \param defaultsTo.
+     * @param value String to be converted to integer.
+     * @param defaultsTo Default to return if conversion failed.
+     * @return \param value as integer or defaultsto if conversion failed.
+     */
+    public static int parseInteger(String value, int defaultsTo) {
+        if (value == null || value.length() == 0) {
+            return defaultsTo;
+        }
+
+        try {
+            return Integer.parseInt(value);
+        }
+        catch (NumberFormatException nfe) {
+            // do nothing
+        }
+
+        return defaultsTo;
+    }
+
+
+    /**
+     * Attempt converting \param value to a double, in failing cases,
+     * return \param defaultsTo.
+     * @param value String to be converted to double.
+     * @param defaultsTo Default to return if conversion failed.
+     * @return \param value as integer or defaultsto if conversion failed.
+     */
+    public static double parseDouble(String value, double defaultsTo) {
+        if (value == null || value.length() == 0) {
+            return defaultsTo;
+        }
+
+        try {
+            return Double.parseDouble(value);
+        }
+        catch (NumberFormatException nfe) {
+            // do nothing
+        }
+
+        return defaultsTo;
     }
 
     public boolean parseShowLineLabel() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_LINE_LABEL, null);
+        return parseBoolean(show, false);
     }
 
     public boolean parseShowWidth() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_WIDTH, null);
+        return parseBoolean(show, false);
     }
 
     public boolean parseShowLevel() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_LEVEL, null);
+        return parseBoolean(show, false);
+    }
+
+    public String parseTextOrientation() {
+        String o = XMLUtils.xpathString(document, XPATH_TEXT_ORIENTATION, null);
+        if ("true".equals(o)) {
+            return "horizontal";
+        }
+        else {
+            return "vertical";
+        }
     }
 
     public boolean parseShowMiddleHeight() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_MIDDLE_HEIGHT, null);
+        return parseBoolean(show, false);
     }
 
     public boolean parseLabelShowBackground() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_LABEL_SHOW_BACKGROUND, null);
+        return parseBoolean(show, false);
     }
 
     public Font parseTextFont() {
-        return null;
+        String font = XMLUtils.xpathString(document, XPATH_LABEL_FONT_FACE, null);
+        if (font == null || font.length() == 0) {
+            return null;
+        }
+
+        int size = parseTextSize();
+        int style = parseTextStyle();
+        Font f = new Font(font, style, size);
+        return f;
     }
 
     public Color parseTextColor() {
-        return null;
+        return parseRGB(getTextColorString());
+    }
+
+    public String getTextColorString() {
+        String textColor = XMLUtils.xpathString(document, XPATH_LABEL_FONT_COLOR, null);
+        return textColor;
     }
 
     public Color parseTextBackground() {
-        return null;
+        String color = getLabelBackgroundColorString();
+        if (color == null || color.length() == 0) {
+            return Color.WHITE;
+        }
+        return parseRGB(color);
     }
 
+    public String getLabelBackgroundColorString() {
+        return XMLUtils.xpathString(document, XPATH_LABEL_BGCOLOR, null);
+    }
+
+
     public int parseLineWidth() {
+        String size = XMLUtils.xpathString(document, XPATH_LINE_SIZE, null);
+        if (size == null || size.length() == 0) {
+            return 0;
+        }
+
+        try {
+            return Integer.parseInt(size);
+        }
+        catch (NumberFormatException nfe) {
+            logger.warn("Unable to set line size from string: '" + size + "'");
+        }
         return 0;
     }
 
     public float [] parseLineStyle() {
-        return null;
+        String dash = XMLUtils.xpathString(document, XPATH_LINE_STYLE, null);
+
+        float[] def = {10};
+        if (dash == null || dash.length() == 0) {
+            return def;
+        }
+
+        String[] pattern = dash.split(",");
+        if(pattern.length == 1) {
+            return def;
+        }
+
+        try {
+            float[] dashes = new float[pattern.length];
+            for (int i = 0; i < pattern.length; i++) {
+                dashes[i] = Float.parseFloat(pattern[i]);
+            }
+            return dashes;
+        }
+        catch(NumberFormatException nfe) {
+            logger.warn("Unable to set dash from string: '" + dash + "'");
+            return def;
+        }
     }
 
     public int parsePointWidth() {
-        return 0;
+        String width = XMLUtils.xpathString(document, XPATH_POINT_SIZE, null);
+
+        return parseInteger(width, 3);
     }
 
     public Color parsePointColor() {
-        return null;
+        String color = XMLUtils.xpathString(document, XPATH_POINT_COLOR, null);
+        logger.debug("parsePointColor(): color = " + color);
+        return parseColor(color);
     }
 
     public boolean parseShowPoints() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_POINTS, null);
+        return parseBoolean(show, false);
     }
 
     public boolean parseShowLine() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_LINE, null);
+        return parseBoolean(show, true);
     }
 
-    public boolean parseShowMinimum() {
-        return false;
+    public int parseTextStyle() {
+        return parseTextStyle(XPATH_LABEL_FONT_STYLE);
     }
 
-    public boolean parseShowMaximum() {
-        return false;
+    public int parseTextStyle(String path) {
+        String style = XMLUtils.xpathString(document, path, null);
+        if (style == null || style.length() == 0) {
+            return Font.PLAIN;
+        }
+
+        if (style.equals("italic")) {
+            return Font.ITALIC;
+        }
+        else if (style.equals("bold")) {
+            return Font.BOLD;
+        }
+        else {
+            return Font.PLAIN;
+        }
     }
 
-    public TextStyle parseTextStyle() {
-        // from ThemeAccess
-        return null;
+    public TextStyle parseComplexTextStyle() {
+        return new TextStyle(
+            parseTextColor(),
+            parseTextFont(),
+            parseTextBackground(),
+            parseLabelShowBackground(),
+            !parseTextOrientation().equals("horizontal"));
     }
 
     public LineStyle parseComplexLineStyle() {
-        // from ThemeAccess
-        return null;
+        return new LineStyle(
+            parseLineColorField(),
+            Integer.valueOf(parseLineWidth()));
     }
 
     public Color parseComplexLineColorField() {
@@ -112,70 +397,364 @@
     }
 
     public boolean parseShowVerticalLine() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_VERTICAL_LINE, null);
+        return parseBoolean(show, true);
     }
 
     public boolean parseShowHorizontalLine() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_HORIZONTAL_LINE, null);
+        return parseBoolean(show, true);
     }
 
     public double parseBandWidth() {
-        return 0d;
+        String bandWidth = XMLUtils.xpathString(document, XPATH_BANDWIDTH, null);
+        return parseDouble(bandWidth, 0);
     }
 
-    public int parseAreaTransparency() {
-        return 0;
-    }
+    public static Color parseColor(String colorString) {
+        if (colorString == null || colorString.length() == 0) {
+            return null;
+        }
+        else if (colorString.indexOf("#") == 0) {
+            return parseHexColor(colorString);
+        }
+        else if (colorString.indexOf(",") >= 0) {
+            return parseRGB(colorString);
+        }
 
-    public static Color parseColor(String s) {
         return null;
     }
 
-    public String getAreaBackgroundColorString() {
-        return null;
+
+    /**
+     * Parse a string like "#00CC22" and return the corresponding color.
+     *
+     * @param hex The hex color value.
+     *
+     * @return a Color or null, if <i>hex</i> is empty.
+     */
+    public static Color parseHexColor(String hex) {
+        if (hex == null) {
+            return null;
+        }
+
+        return Color.decode(hex);
     }
 
-    public boolean parseAreaShowBorder() {
-        return false;
-    }
 
     public boolean parseShowArea() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_AREA, null);
+        return parseBoolean(show, false);
     }
 
     public boolean parseShowPointLabel() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOW_POINT_LABEL, null);
+        return parseBoolean(show, false);
     }
 
     public boolean parseShowExtraMark() {
-        return false;
+        String show = XMLUtils.xpathString(document, XPATH_SHOWEXTRAMARK, null);
+        return parseBoolean(show, false);
     }
 
-    public String createMapserverStyle() {
-        return null;
+    public int parseTextSize() {
+        return parseTextSize(XPATH_LABEL_FONT_SIZE);
     }
 
-    public String createDynamicMapserverStyle(
-        float    from,
-        float    to,
-        float    step,
-        CallMeta meta
-    ) {
-        return null;
+    public int parseTextSize(String path) {
+        String size = XMLUtils.xpathString(document, path, null);
+        if (size == null || size.length() == 0) {
+            return 10;
+        }
+
+        try {
+            return Integer.parseInt(size);
+        }
+        catch (NumberFormatException nfe) {
+        }
+        return 10;
     }
 
-    public Color parseAreaBackgroundColor() {
-        return  null;
+    /**
+     * Parse a string like "103, 100, 0" and return a corresping color.
+     * @param rgbtext Color as string representation, e.g. "255,0,20".
+     * @return Color, null in case of issues.
+     */
+    public static Color parseRGB(String rgbtext) {
+        if (rgbtext == null) {
+            return null;
+        }
+        String rgb[] = rgbtext.split(",");
+        Color c = null;
+        try {
+            c = new Color(
+                    Integer.parseInt(rgb[0].trim()),
+                    Integer.parseInt(rgb[1].trim()),
+                    Integer.parseInt(rgb[2].trim()));
+        }
+        catch (NumberFormatException nfe) {
+            c = null;
+        }
+        return c;
     }
 
-    public static int parseInteger(String s, int def) {
-        return def;
+    public String getLineColorString() {
+        return XMLUtils.xpathString(document, XPATH_LINE_COLOR, null);
     }
 
-    public String getAreaTransparencyString() {
-        return null;
+
+    /** Get show border as string. */
+    public String getShowBorderString() {
+        return XMLUtils.xpathString(document, XPATH_SHOW_BORDER, null);
     }
 
+
+    /** Get fill color as string. */
+    public String getFillColorString() {
+        return XMLUtils.xpathString(document, XPATH_FILL_COLOR, null);
+    }
+
+
+    public String getBackgroundColorString() {
+        return XMLUtils.xpathString(document, XPATH_BACKGROUND_COLOR, null);
+    }
+
+    public String getSymbol() {
+        return XMLUtils.xpathString(document, XPATH_SYMBOL, null);
+    }
+
+
+    public String getTransparencyString() {
+        return XMLUtils.xpathString(document, XPATH_TRANSPARENCY, null);
+    }
+
+
+    public String getAreaTransparencyString() {
+        return XMLUtils.xpathString(document, XPATH_AREA_TRANSPARENCY, null);
+    }
+
+
+    public String getShowMinimum() {
+        return XMLUtils.xpathString(document, XPATH_SHOW_MINIMUM, null);
+    }
+
+
+    public String getShowMaximum() {
+        return XMLUtils.xpathString(document, XPATH_SHOW_MAXIMUM, null);
+    }
+
+
+    /**
+     * Gets color from color field.
+     * @param theme    the theme document.
+     * @return color.
+     */
+    public Color parseFillColorField() {
+        return parseRGB(getFillColorString());
+    }
+
+
+    public boolean parseShowBorder() {
+        return parseBoolean(getShowBorderString(), false);
+    }
+
+
+    public int parseTransparency() {
+        return parseInteger(getTransparencyString(), 50);
+    }
+
+
+    /**
+     * Gets color from color field.
+     * @param theme    the theme document.
+     * @return color.
+     */
+    public Color parseLineColorField() {
+        String lineColorStr = getLineColorString();
+        logger.debug("parseLineColorField: lineColorStr = " +
+                (lineColorStr == null ? "null" : lineColorStr));
+        return parseColor(lineColorStr);
+    }
+
+
+    public Color parseAreaLineColorField() {
+        String lineColorStr = getAreaLineColorString();
+        logger.debug("parseLineColorField: lineColorStr = " +
+                (lineColorStr == null ? "null" : lineColorStr));
+        return parseColor(lineColorStr);
+    }
+
+
+    private String getAreaLineColorString() {
+        return XMLUtils.xpathString(document, XPATH_AREA_LINE_COLOR, null);
+    }
+
+
+    public boolean parseShowMinimum() {
+        return parseBoolean(getShowMinimum(), false);
+    }
+
+
+    public boolean parseShowMaximum() {
+        return parseBoolean(getShowMaximum(), false);
+    }
+
+
+    /**
+     * Creates a MapserverStyle from the given XML theme.
+     * This method uses a start- and endcolor to interpolate a
+     * given number of color classes for the MapserverStyle.
+     * @param theme
+     * @return String representation of the MapserverStyle
+     */
+    public String createDynamicMapserverStyle(
+            float from, float to, float step, CallMeta meta)
+    {
+        MapserverStyle ms = new MapserverStyle();
+
+        String strStartColor = XMLUtils.xpathString(document, XPATH_WSPLGEN_STARTCOLOR, null);
+        Color startColor = strStartColor != null ? parseColor(strStartColor) : new Color(178, 201, 215);
+        String strEndColor = XMLUtils.xpathString(document, XPATH_WSPLGEN_ENDCOLOR, null);
+        Color endColor = strEndColor != null? parseColor(strEndColor) : new Color(2, 27, 42);
+
+        to = to != 0 ? to : 9999;
+        step = step != 0 ? step : to;
+
+        int numClasses = (int)((to - from) / step);
+
+        float rd = (endColor.getRed()   - startColor.getRed())   / (float)numClasses;
+        float gd = (endColor.getGreen() - startColor.getGreen()) / (float)numClasses;
+        float bd = (endColor.getBlue()  - startColor.getBlue())  / (float)numClasses;
+
+        if (numClasses > 1) {
+            // Desktop Flys always added a last "and larger class"
+            numClasses += 1;
+        }
+
+        for (int n = 0; n < numClasses; n++) {
+            StringBuilder newColor = new StringBuilder();
+            newColor.append(startColor.getRed()   + Math.round(n * rd));
+            newColor.append(' ');
+            newColor.append(startColor.getGreen() + Math.round(n * gd));
+            newColor.append(' ');
+            newColor.append(startColor.getBlue()  + Math.round(n * bd));
+
+            String expr = createWSPLGENClassExpression(from + n * step, step, n + 1, numClasses);
+            String name = createWSPLGENClassName(from + n * step, step, n + 1, numClasses, meta);
+
+            Clazz c = new Clazz(name);
+            Style s = new Style();
+            s.setColor(newColor.toString());
+            s.setSize(5);
+
+            c.addItem(new Expression("(" + expr + ")"));
+            c.addItem(s);
+
+            ms.addClazz(c);
+        }
+
+        return ms.toString();
+    }
+
+
+    protected static String createWSPLGENClassExpression(float val, float step, int idx, int maxIdx) {
+        if (idx < maxIdx) {
+            return "[DIFF] >= " + val + " AND  [DIFF] < " + (val + step);
+        }
+        else {
+            return "[DIFF] >= " + val;
+        }
+    }
+
+    /**
+     * Creates a class name for the mapfile style that visualizes a floodmap.
+     * The class names are used in the map's legend.
+     *
+     * @param val       Current isobath value.
+     * @param step      Difference between to class values.
+     * @param idx       Current class index that is being processed.
+     * @param maxIdx    Highest class index.
+     * @param meta      Caller meta object used to determine locale.
+     * @return
+     */
+    protected static String createWSPLGENClassName(float val, float step, int idx, int maxIdx, CallMeta meta) {
+        assert meta != null : "CallMeta instance is null";
+
+        if (idx < maxIdx) {
+            return Resources.getMsg(meta, MSG_ISOBATH_CLASS,
+                    new Object[] {val, val + step});
+        }
+        else {
+            return Resources.getMsg(meta, MSG_ISOBATH_LASTCLASS,
+                    new Object[] {val});
+        }
+    }
+
+
+    public String createMapserverStyle() {
+        String symbol    = getSymbol();
+        String backcolor = getLabelBackgroundColorString();
+        String linecolor = getLineColorString();
+        if (linecolor == null || "".equals(linecolor)) {
+            logger.warn("createMapserverStyle: linecolor String is empty");
+            linecolor = "0,128,255";
+        }
+
+        int linewidth = parseLineWidth();
+
+        MapserverStyle ms = new MapserverStyle();
+
+        Clazz c = new Clazz(" ");
+
+        Style s = new Style();
+        s.setOutlineColor(linecolor.replace(",", " "));
+
+        if (backcolor != null && backcolor.length() > 0) {
+            s.setColor(backcolor.replace(",", " "));
+        }
+
+        s.setSize(linewidth);
+        s.setSymbol(symbol);
+        c.addItem(s);
+
+        String textcolor = getTextColorString();
+        int    textsize  = parseTextSize();
+
+        if (textcolor != null && textcolor.length() > 0 && textsize > 0) {
+            Label l = new Label();
+            l.setColor(textcolor.replace(",", " "));
+            l.setSize(textsize);
+            c.addItem(l);
+        }
+
+        ms.addClazz(c);
+
+        return ms.toString();
+    }
+
+
+    public String getAreaBackgroundColorString() {
+        return XMLUtils.xpathString(document, XPATH_AREA_BACKGROUND_COLOR, null);
+    }
+
+
+    public Color parseAreaBackgroundColor() {
+        return parseColor(getAreaBackgroundColorString());
+    }
+
+
+    public int parseAreaTransparency() {
+        return parseInteger(getAreaTransparencyString(), 50);
+    }
+
+
+    public boolean parseAreaShowBorder() {
+        return parseBoolean(getAreaShowBorderString(), false);
+    }
+
+
+    private String getAreaShowBorderString() {
+        return XMLUtils.xpathString(document, XPATH_AREA_SHOW_BORDER, null);
+    }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
-
diff -r 1b35b2ddfc28 -r 7a9cbb3a3d5a artifacts/src/main/java/org/dive4elements/river/utils/ThemeUtil.java
--- a/artifacts/src/main/java/org/dive4elements/river/utils/ThemeUtil.java	Thu Aug 22 23:31:38 2013 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/utils/ThemeUtil.java	Fri Aug 23 01:16:13 2013 +0200
@@ -8,820 +8,9 @@
 
 package org.dive4elements.river.utils;
 
-import org.dive4elements.artifacts.CallMeta;
-import org.dive4elements.artifacts.common.utils.XMLUtils;
-import org.dive4elements.river.artifacts.model.MapserverStyle;
-import org.dive4elements.river.artifacts.model.MapserverStyle.Clazz;
-import org.dive4elements.river.artifacts.model.MapserverStyle.Expression;
-import org.dive4elements.river.artifacts.model.MapserverStyle.Label;
-import org.dive4elements.river.artifacts.model.MapserverStyle.Style;
-import org.dive4elements.river.artifacts.resources.Resources;
-
-import java.awt.Color;
-import java.awt.Font;
-
-import org.apache.log4j.Logger;
-import org.w3c.dom.Document;
-
-
-/**
- * Utility to deal with themes and their representations.
- */
 public class ThemeUtil {
 
-    /** Private logger. */
-    private static Logger logger =
-            Logger.getLogger(ThemeUtil.class);
+    // KILL ME!
 
-    private static final String MSG_ISOBATH_CLASS = "floodmap.isobath.class";
-
-    private static final String MSG_ISOBATH_LASTCLASS = "floodmap.isobath.lastclass";
-
-    public final static String XPATH_FILL_COLOR =
-            "/theme/field[@name='fillcolor']/@default";
-
-    public final static String XPATH_LINE_COLOR =
-            "/theme/field[@name='linecolor']/@default";
-
-    public final static String XPATH_AREA_LINE_COLOR =
-            "/theme/field[@name='areabordercolor']/@default";
-
-    public static final String XPATH_LINE_SIZE =
-            "/theme/field[@name='linesize']/@default";
-
-    public static final String XPATH_LINE_STYLE =
-            "/theme/field[@name='linetype']/@default";
-
-    public static final String XPATH_POINT_SIZE =
-            "/theme/field[@name='pointsize']/@default";
-
-    public static final String XPATH_POINT_COLOR =
-            "/theme/field[@name='pointcolor']/@default";
-
-    public final static String XPATH_SHOW_BORDER =
-            "/theme/field[@name='showborder']/@default";
-
-    public final static String XPATH_AREA_SHOW_BORDER =
-            "/theme/field[@name='showborder']/@default";
-
-    public final static String XPATH_SHOW_POINTS =
-            "/theme/field[@name='showpoints']/@default";
-
-    public final static String XPATH_SHOW_LINE =
-            "/theme/field[@name='showlines']/@default";
-
-    public final static String XPATH_SHOW_VERTICAL_LINE =
-            "/theme/field[@name='showverticalline']/@default";
-
-    public final static String XPATH_SHOW_HORIZONTAL_LINE =
-            "/theme/field[@name='showhorizontalline']/@default";
-
-    public final static String XPATH_SHOW_LINE_LABEL =
-            "/theme/field[@name='showlinelabel']/@default";
-
-    public final static String XPATH_SHOW_POINT_LABEL =
-            "/theme/field[@name='showpointlabel']/@default";
-
-    public final static String XPATH_SHOW_WIDTH =
-            "/theme/field[@name='showwidth']/@default";
-
-    public final static String XPATH_SHOW_LEVEL =
-            "/theme/field[@name='showlevel']/@default";
-
-    public final static String XPATH_TRANSPARENCY =
-            "/theme/field[@name='transparency']/@default";
-
-    public final static String XPATH_AREA_TRANSPARENCY =
-            "/theme/field[@name='areatransparency']/@default";
-
-    public final static String XPATH_SHOW_AREA =
-            "/theme/field[@name='showarea']/@default";
-
-    public final static String XPATH_SHOW_MIDDLE_HEIGHT =
-            "/theme/field[@name='showmiddleheight']/@default";
-
-    public final static String XPATH_LABEL_FONT_COLOR =
-            "/theme/field[@name='labelfontcolor']/@default";
-
-    public final static String XPATH_LABEL_FONT_SIZE =
-            "/theme/field[@name='labelfontsize']/@default";
-
-    public final static String XPATH_LABEL_FONT_FACE =
-            "/theme/field[@name='labelfontface']/@default";
-
-    public final static String XPATH_LABEL_FONT_STYLE =
-            "/theme/field[@name='labelfontstyle']/@default";
-
-    public final static String XPATH_TEXT_ORIENTATION =
-            "/theme/field[@name='textorientation']/@default";
-
-    public final static String XPATH_LABEL_BGCOLOR =
-            "/theme/field[@name='labelbgcolor']/@default";
-
-    public final static String XPATH_LABEL_SHOW_BACKGROUND =
-            "/theme/field[@name='labelshowbg']/@default";
-
-    public final static String XPATH_BACKGROUND_COLOR =
-            "/theme/field[@name='backgroundcolor']/@default";
-
-    public final static String XPATH_AREA_BACKGROUND_COLOR =
-            "/theme/field[@name='areabgcolor']/@default";
-
-    public final static String XPATH_SYMBOL =
-            "/theme/field[@name='symbol']/@default";
-
-    public final static String XPATH_SHOW_MINIMUM =
-            "/theme/field[@name='showminimum']/@default";
-
-    public final static String XPATH_SHOW_MAXIMUM =
-            "/theme/field[@name='showmaximum']/@default";
-
-    public final static String XPATH_WSPLGEN_FIELDS =
-            "/theme[@name='WSPLGEN']/field";
-
-    public final static String XPATH_WSPLGEN_STARTCOLOR =
-            "/theme/field[@name='startcolor']/@default";
-
-    public final static String XPATH_WSPLGEN_ENDCOLOR =
-            "/theme/field[@name='endcolor']/@default";
-
-    public final static String XPATH_WSPLGEN_NUMCLASSES =
-            "/theme/field[@name='numclasses']/@default";
-
-    /** XPATH to bandwidth field. */
-    public final static String XPATH_BANDWIDTH =
-            "/theme/field[@name='bandwidth']/@default";
-
-    /** XPATH to find showextramark field. */
-    public final static String XPATH_SHOWEXTRAMARK =
-            "/theme/field[@name='showextramark']/@default";
-
-    /** Parse string to be boolean with default if empty or unrecognized. */
-    public static boolean parseBoolean(String value, boolean defaultsTo) {
-        if (value == null || value.length() == 0) {
-            return defaultsTo;
-        }
-        if (value.equals("false")) {
-            return false;
-        }
-        else if (value.equals("true")) {
-            return true;
-        }
-        else {
-            return defaultsTo;
-        }
-    }
-
-
-    /**
-     * Attempt converting \param value to an integer, in failing cases,
-     * return \param defaultsTo.
-     * @param value String to be converted to integer.
-     * @param defaultsTo Default to return if conversion failed.
-     * @return \param value as integer or defaultsto if conversion failed.
-     */
-    public static int parseInteger(String value, int defaultsTo) {
-        if (value == null || value.length() == 0) {
-            return defaultsTo;
-        }
-
-        try {
-            return Integer.parseInt(value);
-        }
-        catch (NumberFormatException nfe) {
-            // do nothing
-        }
-
-        return defaultsTo;
-    }
-
-
-    /**
-     * Attempt converting \param value to a double, in failing cases,
-     * return \param defaultsTo.
-     * @param value String to be converted to double.
-     * @param defaultsTo Default to return if conversion failed.
-     * @return \param value as integer or defaultsto if conversion failed.
-     */
-    public static double parseDouble(String value, double defaultsTo) {
-        if (value == null || value.length() == 0) {
-            return defaultsTo;
-        }
-
-        try {
-            return Double.parseDouble(value);
-        }
-        catch (NumberFormatException nfe) {
-            // do nothing
-        }
-
-        return defaultsTo;
-    }
-
-
-    /**
-     * Parses line width, defaulting to 0.
-     * @param theme the theme
-     */
-    public static int parseLineWidth(Document theme) {
-        String size = XMLUtils.xpathString(theme, XPATH_LINE_SIZE, null);
-        if (size == null || size.length() == 0) {
-            return 0;
-        }
-
-        try {
-            return Integer.parseInt(size);
-        }
-        catch (NumberFormatException nfe) {
-            logger.warn("Unable to set line size from string: '" + size + "'");
-        }
-        return 0;
-    }
-
-
-    /**
-     * Parse band width, defaulting to 0.
-     * @param theme the theme.
-     */
-    public static double parseBandWidth(Document theme) {
-        String bandWidth = XMLUtils.xpathString(theme, XPATH_BANDWIDTH, null);
-
-        return parseDouble(bandWidth, 0);
-    }
-
-
-    public static int parsePointWidth(Document theme) {
-        String width = XMLUtils.xpathString(theme, XPATH_POINT_SIZE, null);
-
-        return parseInteger(width, 3);
-    }
-
-
-    public static Color parsePointColor(Document theme) {
-        String color = XMLUtils.xpathString(theme, XPATH_POINT_COLOR, null);
-        logger.debug("parsePointColor(): color = " + color);
-        return parseColor(color);
-    }
-
-
-    /**
-     * Parses the line style, defaulting to '10'.
-     * @param theme The theme.
-     */
-    public static float[] parseLineStyle(Document theme) {
-        String dash = XMLUtils.xpathString(theme, XPATH_LINE_STYLE, null);
-
-        float[] def = {10};
-        if (dash == null || dash.length() == 0) {
-            return def;
-        }
-
-        String[] pattern = dash.split(",");
-        if(pattern.length == 1) {
-            return def;
-        }
-
-        try {
-            float[] dashes = new float[pattern.length];
-            for (int i = 0; i < pattern.length; i++) {
-                dashes[i] = Float.parseFloat(pattern[i]);
-            }
-            return dashes;
-        }
-        catch(NumberFormatException nfe) {
-            logger.warn("Unable to set dash from string: '" + dash + "'");
-            return def;
-        }
-    }
-
-
-    /**
-     * Parses text size, defaulting to 10.
-     * @param theme The theme.
-     */
-    public static int parseTextSize(Document theme, String path) {
-        String size = XMLUtils.xpathString(theme, path, null);
-        if (size == null || size.length() == 0) {
-            return 10;
-        }
-
-        try {
-            return Integer.parseInt(size);
-        }
-        catch (NumberFormatException nfe) {
-        }
-        return 10;
-    }
-
-
-    public static int parseTextSize(Document theme) {
-        return parseTextSize(theme, XPATH_LABEL_FONT_SIZE);
-    }
-
-
-    /**
-     * Parses the attribute 'showextramark', defaults to false.
-     * @param theme The theme.
-     */
-    public static boolean parseShowExtraMark(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOWEXTRAMARK, null);
-        return parseBoolean(show, false);
-    }
-
-    /**
-     * Parses the attribute 'showpoints', defaults to false.
-     * @param theme The theme.
-     */
-    public static boolean parseShowPoints(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_POINTS, null);
-        return parseBoolean(show, false);
-    }
-
-    /**
-     * Parses the attribute 'showmiddleheight', defaults to false.
-     * @param theme The theme.
-     */
-    public static boolean parseShowMiddleHeight(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_MIDDLE_HEIGHT, null);
-        return parseBoolean(show, false);
-    }
-
-    /**
-     * Parses the attribute 'showarea', defaults to false.
-     * @param theme The theme.
-     */
-    public static boolean parseShowArea(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_AREA, null);
-        return parseBoolean(show, false);
-    }
-
-    /**
-     * Parses the attribute 'showverticalline', defaults to true.
-     * @param theme The theme.
-     */
-    public static boolean parseShowVerticalLine(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_VERTICAL_LINE, null);
-        return parseBoolean(show, true);
-    }
-
-    /**
-     * Parses the attribute 'showhorizontalline', defaults to true.
-     * @param theme The theme.
-     */
-    public static boolean parseShowHorizontalLine(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_HORIZONTAL_LINE, null);
-        return parseBoolean(show, true);
-    }
-
-    /**
-     * Parses the attribute 'showlines', defaults to true.
-     * @param theme The theme.
-     */
-    public static boolean parseShowLine(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_LINE, null);
-        return parseBoolean(show, true);
-    }
-
-    /**
-     * Parses the attribute 'showlinelabel', defaults to true.
-     * @param theme The theme.
-     */
-    public static boolean parseShowLineLabel(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_LINE_LABEL, null);
-        return parseBoolean(show, false);
-    }
-
-    public static boolean parseShowPointLabel(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_POINT_LABEL, null);
-        return parseBoolean(show, false);
-    }
-
-    /**
-     * Parses text color.
-     * @param theme The theme.
-     */
-    public static Color parseTextColor(Document theme) {
-        return parseRGB(getTextColorString(theme));
-    }
-
-
-    /**
-     * Parses the font.
-     * @param theme The theme.
-     */
-    public static Font parseTextFont(Document theme) {
-        String font = XMLUtils.xpathString(theme, XPATH_LABEL_FONT_FACE, null);
-        if (font == null || font.length() == 0) {
-            return null;
-        }
-
-        int size = parseTextSize(theme);
-        int style = parseTextStyle(theme);
-        Font f = new Font (font, style, size);
-        return f;
-    }
-
-
-    /**
-     * Parses the text style, defaults to 'Font.PLAIN'.
-     * @param theme The theme.
-     */
-    public static int parseTextStyle(Document theme, String path) {
-        String style = XMLUtils.xpathString(theme, path, null);
-        if (style == null || style.length() == 0) {
-            return Font.PLAIN;
-        }
-
-        if (style.equals("italic")) {
-            return Font.ITALIC;
-        }
-        else if (style.equals("bold")) {
-            return Font.BOLD;
-        }
-        else {
-            return Font.PLAIN;
-        }
-    }
-
-
-    public static int parseTextStyle(Document theme) {
-        return parseTextStyle(theme, XPATH_LABEL_FONT_STYLE);
-    }
-
-
-    public static boolean parseShowWidth(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_WIDTH, null);
-        return parseBoolean(show, false);
-    }
-
-
-    public static boolean parseShowLevel(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_SHOW_LEVEL, null);
-        return parseBoolean(show, false);
-    }
-
-    /**
-     * Parses the textorientation, defaults to 'vertical'.
-     * @param theme The theme.
-     */
-    public static String parseTextOrientation(Document theme) {
-        String o = XMLUtils.xpathString(theme, XPATH_TEXT_ORIENTATION, null);
-        if ("true".equals(o)) {
-            return "horizontal";
-        }
-        else {
-            return "vertical";
-        }
-    }
-
-
-    /**
-     * Parses the text background color, defaults to white.
-     * @param theme The theme.
-     */
-    public static Color parseTextBackground(Document theme) {
-        String color = getLabelBackgroundColorString(theme);
-        if (color == null || color.length() == 0) {
-            return Color.WHITE;
-        }
-        return parseRGB(color);
-    }
-
-
-    /**
-     * Parses the attribute whether to show background or not, defaults to
-     * false.
-     * @param theme The theme.
-     */
-    public static boolean parseLabelShowBackground(Document theme) {
-        String show = XMLUtils.xpathString(theme, XPATH_LABEL_SHOW_BACKGROUND, null);
-        return parseBoolean(show, false);
-    }
-
-
-    public static Color parseColor(String colorString) {
-        if (colorString == null || colorString.length() == 0) {
-            return null;
-        }
-        else if (colorString.indexOf("#") == 0) {
-            return parseHexColor(colorString);
-        }
-        else if (colorString.indexOf(",") >= 0) {
-            return parseRGB(colorString);
-        }
-
-        return null;
-    }
-
-
-    /**
-     * Parse a string like "#00CC22" and return the corresponding color.
-     *
-     * @param hex The hex color value.
-     *
-     * @return a Color or null, if <i>hex</i> is empty.
-     */
-    public static Color parseHexColor(String hex) {
-        if (hex == null) {
-            return null;
-        }
-
-        return Color.decode(hex);
-    }
-
-    /**
-     * Parse a string like "103, 100, 0" and return a corresping color.
-     * @param rgbtext Color as string representation, e.g. "255,0,20".
-     * @return Color, null in case of issues.
-     */
-    public static Color parseRGB(String rgbtext) {
-        if (rgbtext == null) {
-            return null;
-        }
-        String rgb[] = rgbtext.split(",");
-        Color c = null;
-        try {
-            c = new Color(
-                    Integer.parseInt(rgb[0].trim()),
-                    Integer.parseInt(rgb[1].trim()),
-                    Integer.parseInt(rgb[2].trim()));
-        }
-        catch (NumberFormatException nfe) {
-            c = null;
-        }
-        return c;
-    }
-
-
-    public static String getLineColorString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_LINE_COLOR, null);
-    }
-
-
-    /** Get show border as string. */
-    public static String getShowBorderString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_SHOW_BORDER, null);
-    }
-
-
-    /** Get fill color as string. */
-    public static String getFillColorString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_FILL_COLOR, null);
-    }
-
-
-    public static String getLabelBackgroundColorString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_LABEL_BGCOLOR, null);
-    }
-
-
-    public static String getBackgroundColorString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_BACKGROUND_COLOR, null);
-    }
-
-
-    public static String getTextColorString(Document theme) {
-        String textColor = XMLUtils.xpathString(theme, XPATH_LABEL_FONT_COLOR, null);
-        return textColor;
-    }
-
-
-    public static String getSymbol(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_SYMBOL, null);
-    }
-
-
-    public static String getTransparencyString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_TRANSPARENCY, null);
-    }
-
-
-    public static String getAreaTransparencyString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_AREA_TRANSPARENCY, null);
-    }
-
-
-    public static String getShowMinimum(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_SHOW_MINIMUM, null);
-    }
-
-
-    public static String getShowMaximum(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_SHOW_MAXIMUM, null);
-    }
-
-
-    /**
-     * Gets color from color field.
-     * @param theme    the theme document.
-     * @return color.
-     */
-    public static Color parseFillColorField(Document theme) {
-        return parseRGB(getFillColorString(theme));
-    }
-
-
-    public static boolean parseShowBorder(Document theme) {
-        return parseBoolean(getShowBorderString(theme), false);
-    }
-
-
-    public static int parseTransparency(Document theme) {
-        return parseInteger(getTransparencyString(theme), 50);
-    }
-
-
-    /**
-     * Gets color from color field.
-     * @param theme    the theme document.
-     * @return color.
-     */
-    public static Color parseLineColorField(Document theme) {
-        String lineColorStr = getLineColorString(theme);
-        logger.debug("parseLineColorField: lineColorStr = " +
-                (lineColorStr == null ? "null" : lineColorStr));
-        return parseColor(lineColorStr);
-    }
-
-
-    public static Color parseAreaLineColorField(Document theme) {
-        String lineColorStr = getAreaLineColorString(theme);
-        logger.debug("parseLineColorField: lineColorStr = " +
-                (lineColorStr == null ? "null" : lineColorStr));
-        return parseColor(lineColorStr);
-    }
-
-
-    private static String getAreaLineColorString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_AREA_LINE_COLOR, null);
-    }
-
-
-    public static boolean parseShowMinimum(Document theme) {
-        return parseBoolean(getShowMinimum(theme), false);
-    }
-
-
-    public static boolean parseShowMaximum(Document theme) {
-        return parseBoolean(getShowMaximum(theme), false);
-    }
-
-
-    /**
-     * Creates a MapserverStyle from the given XML theme.
-     * This method uses a start- and endcolor to interpolate a
-     * given number of color classes for the MapserverStyle.
-     * @param theme
-     * @return String representation of the MapserverStyle
-     */
-    public static String createDynamicMapserverStyle(Document theme,
-            float from, float to, float step, CallMeta meta)
-    {
-        MapserverStyle ms = new MapserverStyle();
-
-        String strStartColor = XMLUtils.xpathString(theme, XPATH_WSPLGEN_STARTCOLOR, null);
-        Color startColor = strStartColor != null ? parseColor(strStartColor) : new Color(178, 201, 215);
-        String strEndColor = XMLUtils.xpathString(theme, XPATH_WSPLGEN_ENDCOLOR, null);
-        Color endColor = strEndColor != null? parseColor(strEndColor) : new Color(2, 27, 42);
-
-        to = to != 0 ? to : 9999;
-        step = step != 0 ? step : to;
-
-        int numClasses = (int)((to - from) / step);
-
-        float rd = (endColor.getRed()   - startColor.getRed())   / (float)numClasses;
-        float gd = (endColor.getGreen() - startColor.getGreen()) / (float)numClasses;
-        float bd = (endColor.getBlue()  - startColor.getBlue())  / (float)numClasses;
-
-        if (numClasses > 1) {
-            // Desktop Flys always added a last "and larger class"
-            numClasses += 1;
-        }
-
-        for (int n = 0; n < numClasses; n++) {
-            StringBuilder newColor = new StringBuilder();
-            newColor.append(startColor.getRed()   + Math.round(n * rd));
-            newColor.append(' ');
-            newColor.append(startColor.getGreen() + Math.round(n * gd));
-            newColor.append(' ');
-            newColor.append(startColor.getBlue()  + Math.round(n * bd));
-
-            String expr = createWSPLGENClassExpression(from + n * step, step, n + 1, numClasses);
-            String name = createWSPLGENClassName(from + n * step, step, n + 1, numClasses, meta);
-
-            Clazz c = new Clazz(name);
-            Style s = new Style();
-            s.setColor(newColor.toString());
-            s.setSize(5);
-
-            c.addItem(new Expression("(" + expr + ")"));
-            c.addItem(s);
-
-            ms.addClazz(c);
-        }
-
-        return ms.toString();
-    }
-
-
-    protected static String createWSPLGENClassExpression(float val, float step, int idx, int maxIdx) {
-        if (idx < maxIdx) {
-            return "[DIFF] >= " + val + " AND  [DIFF] < " + (val + step);
-        }
-        else {
-            return "[DIFF] >= " + val;
-        }
-    }
-
-    /**
-     * Creates a class name for the mapfile style that visualizes a floodmap.
-     * The class names are used in the map's legend.
-     *
-     * @param val       Current isobath value.
-     * @param step      Difference between to class values.
-     * @param idx       Current class index that is being processed.
-     * @param maxIdx    Highest class index.
-     * @param meta      Caller meta object used to determine locale.
-     * @return
-     */
-    protected static String createWSPLGENClassName(float val, float step, int idx, int maxIdx, CallMeta meta) {
-        assert meta != null : "CallMeta instance is null";
-
-        if (idx < maxIdx) {
-            return Resources.getMsg(meta, MSG_ISOBATH_CLASS,
-                    new Object[] {val, val + step});
-        }
-        else {
-            return Resources.getMsg(meta, MSG_ISOBATH_LASTCLASS,
-                    new Object[] {val});
-        }
-    }
-
-
-    public static String createMapserverStyle(Document theme) {
-        String symbol    = getSymbol(theme);
-        String backcolor = getLabelBackgroundColorString(theme);
-        String linecolor = getLineColorString(theme);
-        if (linecolor == null || "".equals(linecolor)) {
-            logger.warn("createMapserverStyle: linecolor String is empty");
-            linecolor = "0,128,255";
-        }
-
-        int linewidth = parseLineWidth(theme);
-
-        MapserverStyle ms = new MapserverStyle();
-
-        Clazz c = new Clazz(" ");
-
-        Style s = new Style();
-        s.setOutlineColor(linecolor.replace(",", " "));
-
-        if (backcolor != null && backcolor.length() > 0) {
-            s.setColor(backcolor.replace(",", " "));
-        }
-
-        s.setSize(linewidth);
-        s.setSymbol(symbol);
-        c.addItem(s);
-
-        String textcolor = getTextColorString(theme);
-        int    textsize  = parseTextSize(theme);
-
-        if (textcolor != null && textcolor.length() > 0 && textsize > 0) {
-            Label l = new Label();
-            l.setColor(textcolor.replace(",", " "));
-            l.setSize(textsize);
-            c.addItem(l);
-        }
-
-        ms.addClazz(c);
-
-        return ms.toString();
-    }
-
-
-    public static String getAreaBackgroundColorString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_AREA_BACKGROUND_COLOR, null);
-    }
-
-
-    public static Color parseAreaBackgroundColor(Document theme) {
-        return parseColor(getAreaBackgroundColorString(theme));
-    }
-
-
-    public static int parseAreaTransparency(Document theme) {
-        return parseInteger(getAreaTransparencyString(theme), 50);
-    }
-
-
-    public static boolean parseAreaShowBorder(Document theme) {
-        return parseBoolean(getAreaShowBorderString(theme), false);
-    }
-
-
-    private static String getAreaShowBorderString(Document theme) {
-        return XMLUtils.xpathString(theme, XPATH_AREA_SHOW_BORDER, null);
-    }
 }
 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :


More information about the Dive4elements-commits mailing list