Add scale to ol.style.Image

src/ol/style/circlestyle.js

@@ -52,6 +52,7 @@ ol.style.Circle = function(opt_options) {
     anchor: [size / 2, size / 2],
     imageState: ol.style.ImageState.LOADED,
     rotation: 0,
+    scale: 1,
     size: [size, size],
     snapToPixel: undefined,
     subtractViewRotation: false

src/ol/style/imagestyle.js

@@ -22,6 +22,7 @@ ol.style.ImageState = {
  * @typedef {{anchor: ol.Pixel,
  *            imageState: ol.style.ImageState,
  *            rotation: number,
+ *            scale: number,
  *            size: ol.Size,
  *            snapToPixel: (boolean|undefined),
  *            subtractViewRotation: boolean}}
@@ -57,6 +58,12 @@ ol.style.Image = function(options) {
    */
   this.rotation_ = options.rotation;
 
+  /**
+   * @private
+   * @type {number}
+   */
+  this.scale_ = options.scale;
+
   /**
    * @protected
    * @type {ol.Size}
@@ -111,6 +118,14 @@ ol.style.Image.prototype.getRotation = function() {
 };
 
 
+/**
+ * @return {number} Scale.
+ */
+ol.style.Image.prototype.getScale = function() {
+  return this.scale_;
+};
+
+
 /**
  * @return {ol.Size} Size.
  */