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vendors/echarts/src/CoordinateSystem.js

@@ -0,0 +1,45 @@
+define(function(require) {
+
+    'use strict';
+
+    // var zrUtil = require('zrender/core/util');
+    var coordinateSystemCreators = {};
+
+    function CoordinateSystemManager() {
+
+        this._coordinateSystems = [];
+    }
+
+    CoordinateSystemManager.prototype = {
+
+        constructor: CoordinateSystemManager,
+
+        create: function (ecModel, api) {
+            var coordinateSystems = [];
+            for (var type in coordinateSystemCreators) {
+                var list = coordinateSystemCreators[type].create(ecModel, api);
+                list && (coordinateSystems = coordinateSystems.concat(list));
+            }
+
+            this._coordinateSystems = coordinateSystems;
+        },
+
+        update: function (ecModel, api) {
+            var coordinateSystems = this._coordinateSystems;
+            for (var i = 0; i < coordinateSystems.length; i++) {
+                // FIXME MUST have
+                coordinateSystems[i].update && coordinateSystems[i].update(ecModel, api);
+            }
+        }
+    };
+
+    CoordinateSystemManager.register = function (type, coordinateSystemCreator) {
+        coordinateSystemCreators[type] = coordinateSystemCreator;
+    };
+
+    CoordinateSystemManager.get = function (type) {
+        return coordinateSystemCreators[type];
+    };
+
+    return CoordinateSystemManager;
+});