Make columnsize a bit smaller and style y axis

components/chart/config.js

 const config = {
   chartHeight: 350,
-  columnWidth: 30,
+  columnWidth: 25,
   temperatureScale: {
     low: 35,
-    high: 38
+    high: 38,
+    units: 0.1
   }
 }
 

components/chart/day-column.js

@@ -104,7 +104,7 @@ export default class DayColumn extends Component {
         onPress: () => {
           this.passDateToDayView(dateString)
         },
-        activeOpacity: 0.8
+        activeOpacity: 1
       },
       columnElements
     )

components/chart/styles.js

@@ -72,10 +72,10 @@ const styles = {
   },
   yAxisLabel: {
     position: 'absolute',
-    right: 3,
+    left: 3,
     color: 'grey',
-    fontSize: 12,
-    fontWeight: 'bold'
+    fontSize: 11,
+    textAlign: 'left'
   },
   horizontalGrid: {
     position:'absolute',

components/chart/y-axis.js

@@ -4,9 +4,10 @@ import config from './config'
 import styles from './styles'
 
 function makeYAxis() {
-  const scaleMin = config.temperatureScale.low
-  const scaleMax = config.temperatureScale.high
-  const numberOfTicks = (scaleMax - scaleMin) * 2
+  const scale = config.temperatureScale
+  const scaleMin = scale.low
+  const scaleMax = scale.high
+  const numberOfTicks = (scaleMax - scaleMin) * (1 / scale.units)
   const tickDistance = config.chartHeight / numberOfTicks
 
   const tickPositions = []
@@ -23,7 +24,7 @@ function makeYAxis() {
       <Text
         style={{...style}}
         key={i}>
-        {scaleMax - i * 0.5}
+        {scaleMax - i * scale.units}
       </Text>
     )
     tickPositions.push(y)