Merge pull request #42 from mtatsuma/test_image

Add an option to use large weather icons from OpenWeather

MMM-WeatherChart.js

@@ -53,6 +53,7 @@ Module.register("MMM-WeatherChart", {
         datalabelsDisplay: "auto",
         datalabelsOffset: 4,
         datalabelsRoundDecimalPlace: 1,
+        largeOpenWeatherIcon: false,
     },
 
     requiresVersion: "2.15.0",
@@ -158,7 +159,11 @@ Module.register("MMM-WeatherChart", {
         let self = this;
         let iconImage = new Image();
         if (iconId) {
-            iconImage.src = this.config.iconURLBase + iconId + ".png";
+            if (this.config.largeOpenWeatherIcon) {
+                iconImage.src = this.config.iconURLBase + iconId + "@2x.png";
+            } else {
+                iconImage.src = this.config.iconURLBase + iconId + ".png";
+            }
         }
         return iconImage;
     },

README.md

@@ -102,3 +102,4 @@ You can check [available MMM-WeatherChart versions](https://github.com/mtatsuma/
 | datalabelsDisplay | | `auto` | Visibility of data labels. See https://chartjs-plugin-datalabels.netlify.app/guide/positioning.html#visibility for details. 
 | datalabelsOffset | | `4` | Offset of data labels. See https://chartjs-plugin-datalabels.netlify.app/guide/positioning.html#alignment-and-offset for details.
 | datalabelsRoundDecimalPlace | | `1` | Decimal place to which round for data labels on charts. When you set this option as `0`, the labels are rounded to integer. This option is affected only on the labels (not affected on the data values). |
+| largeOpenWeatherIcon | | `false` | `true` or `false`. Weather Icons from OpenWeather becomes 2 times larger (100 x 100) if true. |