@@ -59,14 +59,14 @@ class SelectionCallbackExample extends StatefulWidget {
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static List <charts.Series <TimeSeriesSales , DateTime >> _createRandomData () {
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final random = new Random ();
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- final us_data = [
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+ final usData = [
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new TimeSeriesSales (new DateTime (2017 , 9 , 19 ), random.nextInt (100 )),
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new TimeSeriesSales (new DateTime (2017 , 9 , 26 ), random.nextInt (100 )),
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new TimeSeriesSales (new DateTime (2017 , 10 , 3 ), random.nextInt (100 )),
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new TimeSeriesSales (new DateTime (2017 , 10 , 10 ), random.nextInt (100 )),
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];
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- final uk_data = [
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+ final ukData = [
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new TimeSeriesSales (new DateTime (2017 , 9 , 19 ), random.nextInt (100 )),
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new TimeSeriesSales (new DateTime (2017 , 9 , 26 ), random.nextInt (100 )),
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new TimeSeriesSales (new DateTime (2017 , 10 , 3 ), random.nextInt (100 )),
@@ -78,13 +78,13 @@ class SelectionCallbackExample extends StatefulWidget {
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id: 'US Sales' ,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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- data: us_data ,
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+ data: usData ,
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),
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new charts.Series <TimeSeriesSales , DateTime >(
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id: 'UK Sales' ,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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- data: uk_data ,
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+ data: ukData ,
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)
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];
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}
@@ -97,14 +97,14 @@ class SelectionCallbackExample extends StatefulWidget {
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/// Create one series with sample hard coded data.
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static List <charts.Series <TimeSeriesSales , DateTime >> _createSampleData () {
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- final us_data = [
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+ final usData = [
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new TimeSeriesSales (new DateTime (2017 , 9 , 19 ), 5 ),
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new TimeSeriesSales (new DateTime (2017 , 9 , 26 ), 25 ),
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new TimeSeriesSales (new DateTime (2017 , 10 , 3 ), 78 ),
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new TimeSeriesSales (new DateTime (2017 , 10 , 10 ), 54 ),
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];
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- final uk_data = [
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+ final ukData = [
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new TimeSeriesSales (new DateTime (2017 , 9 , 19 ), 15 ),
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new TimeSeriesSales (new DateTime (2017 , 9 , 26 ), 33 ),
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new TimeSeriesSales (new DateTime (2017 , 10 , 3 ), 68 ),
@@ -116,13 +116,13 @@ class SelectionCallbackExample extends StatefulWidget {
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id: 'US Sales' ,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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- data: us_data ,
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+ data: usData ,
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),
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new charts.Series <TimeSeriesSales , DateTime >(
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id: 'UK Sales' ,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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- data: uk_data ,
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+ data: ukData ,
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)
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];
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}
@@ -185,7 +185,7 @@ class _SelectionCallbackState extends State<SelectionCallbackExample> {
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child: new Text (_time.toString ())));
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}
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_measures? .forEach ((String series, num value) {
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- children.add (new Text ('${ series } : ${ value } ' ));
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+ children.add (new Text ('$series : $value ' ));
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});
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return new Column (children: children);
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