X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=src%2Fdygraph.js;h=1de4485d582bcdfa7757c4b9b9828870ffbc01f2;hb=ac422b3aa23612c220b14e938fbae79d01b40b86;hp=8e6d6e04cb3e0d645a69b3ec6148327664705a41;hpb=fd6b8dadbaa0614671bef1508c23d6a932e25081;p=dygraphs.git

diff --git a/src/dygraph.js b/src/dygraph.js
index 8e6d6e0..1de4485 100644
--- a/src/dygraph.js
+++ b/src/dygraph.js
@@ -89,7 +89,7 @@ var Dygraph = function(div, data, opts) {
 };
 
 Dygraph.NAME = "Dygraph";
-Dygraph.VERSION = "2.0.0";
+Dygraph.VERSION = "2.1.0";
 
 // Various default values
 Dygraph.DEFAULT_ROLL_PERIOD = 1;
@@ -861,7 +861,9 @@ Dygraph.prototype.resizeElements_ = function() {
   this.graphDiv.style.width = this.width_ + "px";
   this.graphDiv.style.height = this.height_ + "px";
 
-  var canvasScale = utils.getContextPixelRatio(this.canvas_ctx_);
+  var pixelRatioOption = this.getNumericOption('pixelRatio')
+
+  var canvasScale = pixelRatioOption || utils.getContextPixelRatio(this.canvas_ctx_);
   this.canvas_.width = this.width_ * canvasScale;
   this.canvas_.height = this.height_ * canvasScale;
   this.canvas_.style.width = this.width_ + "px";    // for IE
@@ -870,7 +872,7 @@ Dygraph.prototype.resizeElements_ = function() {
     this.canvas_ctx_.scale(canvasScale, canvasScale);
   }
 
-  var hiddenScale = utils.getContextPixelRatio(this.hidden_ctx_);
+  var hiddenScale = pixelRatioOption || utils.getContextPixelRatio(this.hidden_ctx_);
   this.hidden_.width = this.width_ * hiddenScale;
   this.hidden_.height = this.height_ * hiddenScale;
   this.hidden_.style.width = this.width_ + "px";    // for IE
@@ -1350,6 +1352,7 @@ Dygraph.prototype.resetZoom = function() {
   const zoomCallback = this.getFunctionOption('zoomCallback');
 
   // TODO(danvk): merge this block w/ the code below.
+  // TODO(danvk): factor out a generic, public zoomTo method.
   if (!animatedZooms) {
     this.dateWindow_ = null;
     this.axes_.forEach(axis => {
@@ -3010,6 +3013,7 @@ Dygraph.prototype.parseDataTable_ = function(data) {
 /**
  * Signals to plugins that the chart data has updated.
  * This happens after the data has updated but before the chart has redrawn.
+ * @private
  */
 Dygraph.prototype.cascadeDataDidUpdateEvent_ = function() {
   // TODO(danvk): there are some issues checking xAxisRange() and using
@@ -3124,7 +3128,7 @@ Dygraph.prototype.updateOptions = function(input_attrs, block_redraw) {
 
   if (file) {
     // This event indicates that the data is about to change, but hasn't yet.
-    // TODO(danvk): support cancelation of the update via this event.
+    // TODO(danvk): support cancellation of the update via this event.
     this.cascadeEvents_('dataWillUpdate', {});
 
     this.file_ = file;
@@ -3142,6 +3146,7 @@ Dygraph.prototype.updateOptions = function(input_attrs, block_redraw) {
 
 /**
  * Make a copy of input attributes, removing file as a convenience.
+ * @private
  */
 Dygraph.copyUserAttrs_ = function(attrs) {
   var my_attrs = {};