Quote indexes into array.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@1161 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Layer/KaMap.js

@@ -18,10 +18,8 @@ OpenLayers.Layer.KaMap.prototype =
     isBaseLayer: true,
     
     units: 'degrees',
-    scales: {inches: 1, feet: 12, miles: 63360.0, meters: 39.3701, kilometers: 39370.1, degrees: 4374754},
 
-
-    resolution: 72,
+    resolution: OpenLayers.DOTS_PER_INCH,
     
     DEFAULT_PARAMS: {
         i: 'jpeg',
@@ -57,7 +55,10 @@ OpenLayers.Layer.KaMap.prototype =
         var zoom = this.map.getZoom();
         var maxRes = this.map.maxResolution;
         var mapRes = this.map.getResolution();
-        var scale = Math.round( (((this.tileSize.w * this.map.maxResolution * this.resolution) * (this.scales[this.units])) / this.tileSize.w) / Math.pow(2, zoom) * 10000 ) / 10000;
+        var scale = Math.round( (((this.tileSize.w * this.map.maxResolution * this.resolution) * 
+                                 (OpenLayers.INCHES_PER_UNIT[this.units])) / 
+                                 this.tileSize.w) 
+                                 / Math.pow(2, zoom) * 10000 ) / 10000;
         
         var cellSize = new OpenLayers.Size(mapRes*this.tileSize.w, mapRes*this.tileSize.h);
         var pX = Math.round(((bounds.left) / cellSize.w) * this.tileSize.w);

lib/OpenLayers/Map.js

@@ -98,6 +98,13 @@ OpenLayers.Map.prototype = {
     /** @type OpenLayers.Size */
     tileSize: null,
 
+    /** @type String */
+    units: 'degrees',
+
+    /** @type Float */
+    minScale: null,
+    
+
 
     /**
      * @constructor
@@ -203,14 +210,16 @@ OpenLayers.Map.prototype = {
         // if maxResolution is specified as "auto", calculate it 
         //  based on the maxExtent and the viewSize
         //
-        if (this.maxResolution == "auto" || this.maxResolution == null) {
+        
+        if (this.maxResolution == null && this.minScale) {
+            this.maxResolution = OpenLayers.Util.getResolutionFromScale(this.minScale, this.units);
+        } else if (this.maxResolution == "auto" || this.maxResolution == null) {
             var maxExtent = this.getMaxExtent();
             var viewSize = this.getSize();
             this.maxResolution = Math.max(maxExtent.getWidth()  / viewSize.w,
                                           maxExtent.getHeight() / viewSize.h );
         }
 
-
     },
 
     /**
@@ -675,7 +684,7 @@ OpenLayers.Map.prototype = {
      * @type String
      */
     getMaxResolution: function() {
-        var maxResolution = null
+        var maxResolution = null;
         
         if (this.baseLayer != null) {
             maxResolution = this.baseLayer.getMaxResolution();

lib/OpenLayers/Util.js

@@ -1115,14 +1115,14 @@ OpenLayers.Util.createUniqueID = function(prefix) {
 
 /** constant inches per unit */
 OpenLayers.INCHES_PER_UNIT = { // borrowed from MapServer mapscale.c
-    inches: 1.0,
-    in: 1.0,
-    ft: 12.0,
-    mi: 63360.0,
-    m: 39.3701,
-    km: 39370.1,
-    dd: 4374754,
-    degrees: 4374754,
+    'inches': 1.0,
+    'in': 1.0,
+    'ft': 12.0,
+    'mi': 63360.0,
+    'm': 39.3701,
+    'km': 39370.1,
+    'dd': 4374754,
+    'degrees': 4374754
 };
 
 /** sensible default */