Code simplification, more chart layout cleanup.

static/babystats.js

@@ -955,49 +955,7 @@ BabyStats.prototype.updateDisplayPage_ = function() {
     }.bind(this));
   }.bind(this));
 
-  this.weightChart_.draw(this.weightTable_, {
+  var chartOptions = {
-    title: 'Weight',
-    curveType: 'function',
-    legend: {
-      position: 'none',
-    },
-    hAxis: {
-      gridlines: {
-        color: '#E97F02',
-      },
-      textStyle: {
-        color: '#8A9B0F',
-      },
-    },
-    vAxis: {
-      gridlines: {
-        color: '#E97F02',
-      },
-      textStyle: {
-        color: '#490A3D',
-      },
-      title: 'Kilograms',
-      titleTextStyle: {
-        color: '#490A3D',
-      },
-    },
-    titleTextStyle: {
-      color: '#8A9B0F',
-      fontSize: 20,
-    },
-    explorer: {
-      actions: [
-        'dragToZoom',
-        'rightClickToReset',
-      ],
-    },
-    colors: [
-      '#BD1550',
-    ],
-  });
-
-  this.tempChart_.draw(this.tempTable_, {
-    title: 'Temperature (last 7 days)',
     curveType: 'function',
     legend: {
       position: 'none',
@@ -1010,7 +968,6 @@ BabyStats.prototype.updateDisplayPage_ = function() {
         color: '#8A9B0F',
       },
       viewWindow: {
-        min: new Date((now - (60 * 60 * 24 * 7)) * 1000),
       },
     },
     vAxis: {
@@ -1020,14 +977,14 @@ BabyStats.prototype.updateDisplayPage_ = function() {
       textStyle: {
         color: '#490A3D',
       },
-      title: '° Celsius',
       titleTextStyle: {
+        fontSize: 17,
         color: '#490A3D',
       },
     },
     titleTextStyle: {
-      fontSize: 20,
       color: '#8A9B0F',
+      fontSize: 20,
     },
     explorer: {
       actions: [
@@ -1038,7 +995,23 @@ BabyStats.prototype.updateDisplayPage_ = function() {
     colors: [
       '#BD1550',
     ],
-  });
+  };
+
+  var weightOptions = {
+    title: 'Weight',
+  };
+  Object.assign(weightOptions, chartOptions);
+  weightOptions.vAxis.title = 'Kilograms';
+  this.weightChart_.draw(this.weightTable_, weightOptions);
+
+  var tempOptions = {
+    title: 'Temperature (last 7 days)',
+  };
+  Object.assign(tempOptions, chartOptions);
+  tempOptions.vAxis.title = '° Celsius';
+  tempOptions.hAxis.viewWindow.min =
+      new Date((now - (60 * 60 * 24 * 7)) * 1000);
+  this.tempChart_.draw(this.tempTable_, tempOptions);
 };