Imports cased like the filename

src/ol/format/JSONFeature.js

@@ -0,0 +1,171 @@
+goog.provide('ol.format.JSONFeature');
+
+goog.require('ol');
+goog.require('ol.format.Feature');
+goog.require('ol.format.FormatType');
+
+
+/**
+ * @classdesc
+ * Abstract base class; normally only used for creating subclasses and not
+ * instantiated in apps.
+ * Base class for JSON feature formats.
+ *
+ * @constructor
+ * @abstract
+ * @extends {ol.format.Feature}
+ */
+ol.format.JSONFeature = function() {
+  ol.format.Feature.call(this);
+};
+ol.inherits(ol.format.JSONFeature, ol.format.Feature);
+
+
+/**
+ * @param {Document|Node|Object|string} source Source.
+ * @private
+ * @return {Object} Object.
+ */
+ol.format.JSONFeature.prototype.getObject_ = function(source) {
+  if (typeof source === 'string') {
+    var object = JSON.parse(source);
+    return object ? /** @type {Object} */ (object) : null;
+  } else if (source !== null) {
+    return source;
+  } else {
+    return null;
+  }
+};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.getType = function() {
+  return ol.format.FormatType.JSON;
+};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.readFeature = function(source, opt_options) {
+  return this.readFeatureFromObject(
+      this.getObject_(source), this.getReadOptions(source, opt_options));
+};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.readFeatures = function(source, opt_options) {
+  return this.readFeaturesFromObject(
+      this.getObject_(source), this.getReadOptions(source, opt_options));
+};
+
+
+/**
+ * @abstract
+ * @param {Object} object Object.
+ * @param {olx.format.ReadOptions=} opt_options Read options.
+ * @protected
+ * @return {ol.Feature} Feature.
+ */
+ol.format.JSONFeature.prototype.readFeatureFromObject = function(object, opt_options) {};
+
+
+/**
+ * @abstract
+ * @param {Object} object Object.
+ * @param {olx.format.ReadOptions=} opt_options Read options.
+ * @protected
+ * @return {Array.<ol.Feature>} Features.
+ */
+ol.format.JSONFeature.prototype.readFeaturesFromObject = function(object, opt_options) {};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.readGeometry = function(source, opt_options) {
+  return this.readGeometryFromObject(
+      this.getObject_(source), this.getReadOptions(source, opt_options));
+};
+
+
+/**
+ * @abstract
+ * @param {Object} object Object.
+ * @param {olx.format.ReadOptions=} opt_options Read options.
+ * @protected
+ * @return {ol.geom.Geometry} Geometry.
+ */
+ol.format.JSONFeature.prototype.readGeometryFromObject = function(object, opt_options) {};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.readProjection = function(source) {
+  return this.readProjectionFromObject(this.getObject_(source));
+};
+
+
+/**
+ * @abstract
+ * @param {Object} object Object.
+ * @protected
+ * @return {ol.proj.Projection} Projection.
+ */
+ol.format.JSONFeature.prototype.readProjectionFromObject = function(object) {};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.writeFeature = function(feature, opt_options) {
+  return JSON.stringify(this.writeFeatureObject(feature, opt_options));
+};
+
+
+/**
+ * @abstract
+ * @param {ol.Feature} feature Feature.
+ * @param {olx.format.WriteOptions=} opt_options Write options.
+ * @return {Object} Object.
+ */
+ol.format.JSONFeature.prototype.writeFeatureObject = function(feature, opt_options) {};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.writeFeatures = function(features, opt_options) {
+  return JSON.stringify(this.writeFeaturesObject(features, opt_options));
+};
+
+
+/**
+ * @abstract
+ * @param {Array.<ol.Feature>} features Features.
+ * @param {olx.format.WriteOptions=} opt_options Write options.
+ * @return {Object} Object.
+ */
+ol.format.JSONFeature.prototype.writeFeaturesObject = function(features, opt_options) {};
+
+
+/**
+ * @inheritDoc
+ */
+ol.format.JSONFeature.prototype.writeGeometry = function(geometry, opt_options) {
+  return JSON.stringify(this.writeGeometryObject(geometry, opt_options));
+};
+
+
+/**
+ * @abstract
+ * @param {ol.geom.Geometry} geometry Geometry.
+ * @param {olx.format.WriteOptions=} opt_options Write options.
+ * @return {Object} Object.
+ */
+ol.format.JSONFeature.prototype.writeGeometryObject = function(geometry, opt_options) {};