Removing null default values from symbolizers. Later, we could consider static setDefaults methods on the constructors. r=ahocevar (closes #2840)

git-svn-id: http://svn.openlayers.org/trunk/openlayers@10770 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Symbolizer/Line.js

@@ -16,27 +16,31 @@ OpenLayers.Symbolizer.Line = OpenLayers.Class(OpenLayers.Symbolizer, {
     /**
      * APIProperty: strokeColor
      * {String} Color for line stroke.  This is a RGB hex value (e.g. "#ff0000"
-     *     for red).
+     *     for red).  
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeColor: null,
     
     /**
      * APIProperty: strokeOpacity
      * {Number} Stroke opacity (0-1).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeOpacity: null,
     
     /**
      * APIProperty: strokeWidth
      * {Number} Pixel stroke width.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeWidth: null,
     
     /**
      * APIProperty: strokeLinecap
      * {String} Stroke cap type ("butt", "round", or "square").
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeLinecap: null,
     
     /**
      * Property: strokeDashstyle
@@ -44,8 +48,9 @@ OpenLayers.Symbolizer.Line = OpenLayers.Class(OpenLayers.Symbolizer, {
      *     OpenLayers values for strokeDashstyle ("dot", "dash", "dashdot",
      *     "longdash", "longdashdot", or "solid") will not work in SLD, but
      *     most SLD patterns will render correctly in OpenLayers.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeDashstyle: null,
 
     /**
      * Constructor: OpenLayers.Symbolizer.Line

lib/OpenLayers/Symbolizer/Point.js

@@ -17,26 +17,30 @@ OpenLayers.Symbolizer.Point = OpenLayers.Class(OpenLayers.Symbolizer, {
      * APIProperty: strokeColor
      * {String} Color for line stroke.  This is a RGB hex value (e.g. "#ff0000"
      *     for red).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeColor: null,
     
     /**
      * APIProperty: strokeOpacity
      * {Number} Stroke opacity (0-1).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeOpacity: null,
     
     /**
      * APIProperty: strokeWidth
      * {Number} Pixel stroke width.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeWidth: null,
     
     /**
      * APIProperty: strokeLinecap
      * {String} Stroke cap type ("butt", "round", or "square").
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeLinecap: null,
     
     /**
      * Property: strokeDashstyle
@@ -44,80 +48,92 @@ OpenLayers.Symbolizer.Point = OpenLayers.Class(OpenLayers.Symbolizer, {
      *     OpenLayers values for strokeDashstyle ("dot", "dash", "dashdot",
      *     "longdash", "longdashdot", or "solid") will not work in SLD, but
      *     most SLD patterns will render correctly in OpenLayers.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeDashstyle: null,
 
     /**
      * APIProperty: fillColor
      * {String} RGB hex fill color (e.g. "#ff0000" for red).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fillColor: null,
     
     /**
      * APIProperty: fillOpacity
      * {Number} Fill opacity (0-1).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fillOpacity: null, 
 
     /**
      * APIProperty: pointRadius
      * {Number} Pixel point radius.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    pointRadius: null,
 
     /**
      * APIProperty: externalGraphic
      * {String} Url to an external graphic that will be used for rendering 
      *     points.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    externalGraphic: null,
     
     /**
      * APIProperty: graphicWidth
      * {Number} Pixel width for sizing an external graphic.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    graphicWidth: null,
     
     /**
      * APIProperty: graphicHeight
      * {Number} Pixel height for sizing an external graphic.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    graphicHeight: null,
     
     /**
      * APIProperty: graphicOpacity
      * {Number} Opacity (0-1) for an external graphic.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    graphicOpacity: null,
     
     /**
      * APIProperty: graphicXOffset
      * {Number} Pixel offset along the positive x axis for displacing an 
      *     external graphic.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    graphicXOffset: null,
     
     /**
      * APIProperty: graphicYOffset
      * {Number} Pixel offset along the positive y axis for displacing an 
      *     external graphic.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    graphicYOffset: null,
 
     /**
      * APIProperty: rotation
      * {Number} The rotation of a graphic in the clockwise direction about its 
      *     center point (or any point off center as specified by 
      *     <graphicXOffset> and <graphicYOffset>).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    rotation: null,
     
     /**
      * APIProperty: graphicName
      * {String} Named graphic to use when rendering points.  Supported values 
      *     include "circle", "square", "star", "x", "cross", and "triangle".
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    graphicName: null,
     
     /**
      * Constructor: OpenLayers.Symbolizer.Point

lib/OpenLayers/Symbolizer/Polygon.js

@@ -17,26 +17,30 @@ OpenLayers.Symbolizer.Polygon = OpenLayers.Class(OpenLayers.Symbolizer, {
      * APIProperty: strokeColor
      * {String} Color for line stroke.  This is a RGB hex value (e.g. "#ff0000"
      *     for red).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeColor: null,
     
     /**
      * APIProperty: strokeOpacity
      * {Number} Stroke opacity (0-1).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeOpacity: null,
     
     /**
      * APIProperty: strokeWidth
      * {Number} Pixel stroke width.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeWidth: null,
     
     /**
      * APIProperty: strokeLinecap
      * {String} Stroke cap type ("butt", "round", or "square").
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeLinecap: null,
     
     /**
      * Property: strokeDashstyle
@@ -44,20 +48,23 @@ OpenLayers.Symbolizer.Polygon = OpenLayers.Class(OpenLayers.Symbolizer, {
      *     OpenLayers values for strokeDashstyle ("dot", "dash", "dashdot",
      *     "longdash", "longdashdot", or "solid") will not work in SLD, but
      *     most SLD patterns will render correctly in OpenLayers.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    strokeDashstyle: null,
 
     /**
      * APIProperty: fillColor
      * {String} RGB hex fill color (e.g. "#ff0000" for red).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fillColor: null,
     
     /**
      * APIProperty: fillOpacity
      * {Number} Fill opacity (0-1).
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fillOpacity: null, 
 
     /**
      * Constructor: OpenLayers.Symbolizer.Polygon

lib/OpenLayers/Symbolizer/Text.js

@@ -16,32 +16,37 @@ OpenLayers.Symbolizer.Text = OpenLayers.Class(OpenLayers.Symbolizer, {
     /** 
      * APIProperty: label
      * {String} The text for the label.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    label: null,
     
     /** 
      * APIProperty: fontFamily
      * {String} The font family for the label.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fontFamily: null,
 
     /** 
      * APIProperty: fontSize
      * {String} The font size for the label.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fontSize: null,
 
     /** 
      * APIProperty: fontWeight
      * {String} The font weight for the label.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fontWeight: null,
     
     /**
      * Property: fontStyle
      * {String} The font style for the label.
+     * 
+     * No default set here.  Use OpenLayers.Renderer.defaultRenderer for defaults.
      */
-    fontStyle: null,
 
     /**
      * Constructor: OpenLayers.Symbolizer.Text