Add ol.Map skeleton

src/ol/map.js

@@ -0,0 +1,132 @@
+goog.provide('ol.Map');
+
+goog.require('ol.Array');
+goog.require('ol.Camera');
+goog.require('ol.DOMMapRenderer');
+goog.require('ol.MapRenderer');
+goog.require('ol.Object');
+goog.require('ol.Projection');
+goog.require('ol.WebGLMapRenderer');
+
+
+/**
+ * @define {boolean} Whether to enable the DOM renderer.
+ */
+ol.ENABLE_DOM_RENDERER = true;
+
+
+/**
+ * @define {boolean} Whether to enable the WebGL renderer.
+ */
+ol.ENABLE_WEBGL_RENDERER = true;
+
+
+/**
+ * @enum {string}
+ */
+ol.MapProperty = {
+  CAMERA: 'camera',
+  LAYERS: 'layers',
+  PROJECTION: 'projection'
+};
+
+
+
+/**
+ * @constructor
+ * @extends {ol.Object}
+ * @param {HTMLDivElement} target Target.
+ * @param {Object.<string, *>=} opt_values Values.
+ */
+ol.Map = function(target, opt_values) {
+
+  goog.base(this);
+
+  /**
+   * @private
+   * @type {HTMLDivElement}
+   */
+  this.target_ = target;
+
+  /**
+   * @private
+   * @type {ol.MapRenderer}
+   */
+  this.mapRenderer_ = null;
+
+  if (ol.ENABLE_WEBGL_RENDERER && goog.isNull(this.mapRenderer_)) {
+    if (ol.WebGLMapRenderer.isSupported()) {
+      this.mapRenderer_ = new ol.WebGLMapRenderer(this.target_);
+    }
+  }
+
+  if (ol.ENABLE_DOM_RENDERER && goog.isNull(this.mapRenderer_)) {
+    if (ol.DOMMapRenderer.isSupported()) {
+      this.mapRenderer_ = new ol.DOMMapRenderer(this.target_);
+    }
+  }
+
+  goog.asserts.assert(!goog.isNull(this.mapRenderer_));
+
+  if (goog.isDef(opt_values)) {
+    this.setValues(opt_values);
+  }
+
+};
+goog.inherits(ol.Map, ol.Object);
+
+
+/**
+ * @return {ol.Camera} Camera.
+ */
+ol.Map.prototype.getCamera = function() {
+  return /** @type {ol.Camera} */ (this.get(ol.MapProperty.CAMERA));
+};
+
+
+/**
+ * @return {ol.Array} Layers.
+ */
+ol.Map.prototype.getLayers = function() {
+  return /** @type {ol.Array} */ (this.get(ol.MapProperty.LAYERS));
+};
+
+
+/**
+ * @return {ol.Projection} Projection.
+ */
+ol.Map.prototype.getProjection = function() {
+  return /** @type {ol.Projection} */ (this.get(ol.MapProperty.PROJECTION));
+};
+
+
+/**
+ * @return {HTMLDivElement} Target.
+ */
+ol.Map.prototype.getTarget = function() {
+  return this.target_;
+};
+
+
+/**
+ * @param {ol.Camera} camera Camera.
+ */
+ol.Map.prototype.setCamera = function(camera) {
+  this.set(ol.MapProperty.CAMERA, camera);
+};
+
+
+/**
+ * @param {ol.Projection} projection Projection.
+ */
+ol.Map.prototype.setProjection = function(projection) {
+  this.set(ol.MapProperty.PROJECTION, projection);
+};
+
+
+/**
+ * @param {ol.Array} layers Layers.
+ */
+ol.Map.prototype.setLayers = function(layers) {
+  this.set(ol.MapProperty.LAYERS, layers);
+};