Revamp resize plugin to reuse the plot object and disconnect its

resize event properly


git-svn-id: https://flot.googlecode.com/svn/trunk@318 1e0a6537-2640-0410-bfb7-f154510ff394

NEWS.txt

@@ -81,6 +81,7 @@ Changes:
   types (sponsored by Utility Data Corporation).
 - Resize plugin for automatically redrawing when the placeholder
   changes size, e.g. on window resizes (sponsored by Novus Partners).
+  A resize() method has been added to plot object facilitate this.
 - Support Infinity/-Infinity for plotting asymptotes by hacking it
   into +/-Number.MAX_VALUE (reported by rabaea.mircea).
 - Support for restricting navigate plugin to not pan/zoom an axis (based

jquery.flot.resize.js

@@ -23,29 +23,32 @@ plots, you can just fix the size of their placeholders.
 
 
 (function ($) {
-    var redrawing = 0;
     var options = { }; // no options
 
     function init(plot) {
+        function onResize() {
+            var placeholder = plot.getPlaceholder();
+
+            // somebody might have hidden us and we can't plot
+            // when we don't have the dimensions
+            if (placeholder.width() == 0 || placeholder.height() == 0)
+                return;
+
+            plot.resize();
+            plot.setupGrid();
+            plot.draw();
+        }
+        
         function bindEvents(plot, eventHolder) {
-            if (!redrawing)
-                plot.getPlaceholder().resize(onResize);
-
-            function onResize() {
-                var placeholder = plot.getPlaceholder();
-
-                // somebody might have hidden us and we can't plot
-                // when we don't have the dimensions
-                if (placeholder.width() == 0 || placeholder.height() == 0)
-                    return;
-                
-                ++redrawing;
-                $.plot(placeholder, plot.getData(), plot.getOptions());
-                --redrawing;
-            }
+            plot.getPlaceholder().resize(onResize);
+        }
+
+        function shutdown(plot, eventHolder) {
+            plot.getPlaceholder().unbind("resize", onResize);
         }
         
         plot.hooks.bindEvents.push(bindEvents);
+        plot.hooks.shutdown.push(shutdown);
     }
     
     $.plot.plugins.push({