X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dygraph.js;h=1861fb611c337574ae82f18b300a2d2ad75354a3;hb=003f94b51b9ff4f8a52935105dfba0aec2b5fd77;hp=dcc555ce9482a7fd06b4232007c00ccf30d7e166;hpb=4b4d1a63e7e4723419f540bf8265c609783bc0fd;p=dygraphs.git

diff --git a/dygraph.js b/dygraph.js
index dcc555c..1861fb6 100644
--- a/dygraph.js
+++ b/dygraph.js
@@ -235,22 +235,16 @@ Dygraph.prototype.__init__ = function(div, file, attrs) {
   if (div.style.height == '' && attrs.height) {
     div.style.height = attrs.height + "px";
   }
-  if (div.offsetHeight == 0) {
+  if (div.style.height == '' && div.offsetHeight == 0) {
     div.style.height = Dygraph.DEFAULT_HEIGHT + "px";
     if (div.style.width == '') {
       div.style.width = Dygraph.DEFAULT_WIDTH + "px";
     }
   }
+  // these will be zero if the dygraph's div is hidden.
   this.width_ = div.offsetWidth;
   this.height_ = div.offsetHeight;
 
-  if (this.width_ == 0) {
-    this.error("dygraph has zero width. Please specify a width in pixels.");
-  }
-  if (this.height_ == 0) {
-    this.error("dygraph has zero height. Please specify a height in pixels.");
-  }
-
   // TODO(danvk): set fillGraph to be part of attrs_ here, not user_attrs_.
   if (attrs['stackedGraph']) {
     attrs['fillGraph'] = true;
@@ -783,6 +777,7 @@ Dygraph.prototype.createStatusMessage_ = function() {
       "overflow": "hidden"};
     Dygraph.update(messagestyle, this.attr_('labelsDivStyles'));
     var div = document.createElement("div");
+    div.className = "dygraph-legend";
     for (var name in messagestyle) {
       if (messagestyle.hasOwnProperty(name)) {
         div.style[name] = messagestyle[name];
@@ -1667,7 +1662,8 @@ Dygraph.dateTicker = function(startDate, endDate, self) {
   if (chosen >= 0) {
     return self.GetXAxis(startDate, endDate, chosen);
   } else {
-    // TODO(danvk): signal error.
+    // this can happen if self.width_ is zero.
+    return [];
   }
 };