From 45f734d77ea250ecfae5bc669451395b857f8de2 Mon Sep 17 00:00:00 2001
From: Tim Schaub <tim.schaub@gmail.com>
Date: Thu, 21 Jun 2012 11:40:51 +0200
Subject: [PATCH] Base for map renderer.

---
 src/ol/renderer/Composite.js   | 11 +++++------
 src/ol/renderer/MapRenderer.js | 23 +++++++++++++++++++++++
 2 files changed, 28 insertions(+), 6 deletions(-)
 create mode 100644 src/ol/renderer/MapRenderer.js

diff --git a/src/ol/renderer/Composite.js b/src/ol/renderer/Composite.js
index 788f01aaf8..144cb35cfe 100644
--- a/src/ol/renderer/Composite.js
+++ b/src/ol/renderer/Composite.js
@@ -1,20 +1,17 @@
 goog.provide('ol.renderer.Composite');
 
-goog.require('goog.dom');
+goog.require('ol.renderer.MapRenderer');
 goog.require('ol.layer.Layer');
 goog.require('ol.Loc');
 
 /**
  * @constructor
  * @param {!Element} target
+ * @extends {ol.renderer.MapRenderer}
  */
 ol.renderer.Composite = function(target) {
     
-    /**
-     * @type !Element
-     * @private
-     */
-    this.target_ = target;
+    goog.base(this, target);
     
     /**
      * @type Array.<ol.renderer.LayerRenderer>
@@ -24,6 +21,8 @@ ol.renderer.Composite = function(target) {
     
 };
 
+goog.inherits(ol.renderer.Composite, ol.renderer.MapRenderer);
+
 /**
  * @param {Array.<ol.layer.Layer>} layers
  * @param {ol.Loc} center
diff --git a/src/ol/renderer/MapRenderer.js b/src/ol/renderer/MapRenderer.js
new file mode 100644
index 0000000000..f8333cd867
--- /dev/null
+++ b/src/ol/renderer/MapRenderer.js
@@ -0,0 +1,23 @@
+goog.provide('ol.renderer.MapRenderer');
+
+/**
+ * @constructor
+ * @param {!Element} target
+ */
+ol.renderer.MapRenderer = function(target) {
+    
+    /**
+     * @type !Element
+     * @private
+     */
+    this.target_ = target;
+    
+};
+
+/**
+ * @param {Array.<ol.layer.Layer>} layers
+ * @param {ol.Loc} center
+ * @param {number} resolution
+ */
+ol.renderer.MapRenderer.prototype.draw = function(layers, center, resolution) {
+};