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web/chart: fix sample (#909)
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@@ -24,11 +24,12 @@ class StackedHorizontalBarChart extends StatelessWidget {
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final List<charts.Series> seriesList;
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final bool animate;
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StackedHorizontalBarChart(this.seriesList, {this.animate});
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const StackedHorizontalBarChart(this.seriesList, {this.animate, Key key})
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: super(key: key);
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/// Creates a stacked [BarChart] with sample data and no transition.
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factory StackedHorizontalBarChart.withSampleData() {
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return new StackedHorizontalBarChart(
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return StackedHorizontalBarChart(
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_createSampleData(),
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// Disable animations for image tests.
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animate: false,
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@@ -40,48 +41,48 @@ class StackedHorizontalBarChart extends StatelessWidget {
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// It is used for creating random series data to demonstrate animation in
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// the example app only.
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factory StackedHorizontalBarChart.withRandomData() {
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return new StackedHorizontalBarChart(_createRandomData());
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return StackedHorizontalBarChart(_createRandomData());
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}
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/// Create random data.
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static List<charts.Series<OrdinalSales, String>> _createRandomData() {
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final random = new Random();
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final random = Random();
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final desktopSalesData = [
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new OrdinalSales('2014', random.nextInt(100)),
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new OrdinalSales('2015', random.nextInt(100)),
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new OrdinalSales('2016', random.nextInt(100)),
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new OrdinalSales('2017', random.nextInt(100)),
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OrdinalSales('2014', random.nextInt(100)),
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OrdinalSales('2015', random.nextInt(100)),
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OrdinalSales('2016', random.nextInt(100)),
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OrdinalSales('2017', random.nextInt(100)),
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];
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final tableSalesData = [
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new OrdinalSales('2014', random.nextInt(100)),
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new OrdinalSales('2015', random.nextInt(100)),
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new OrdinalSales('2016', random.nextInt(100)),
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new OrdinalSales('2017', random.nextInt(100)),
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OrdinalSales('2014', random.nextInt(100)),
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OrdinalSales('2015', random.nextInt(100)),
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OrdinalSales('2016', random.nextInt(100)),
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OrdinalSales('2017', random.nextInt(100)),
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];
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final mobileSalesData = [
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new OrdinalSales('2014', random.nextInt(100)),
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new OrdinalSales('2015', random.nextInt(100)),
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new OrdinalSales('2016', random.nextInt(100)),
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new OrdinalSales('2017', random.nextInt(100)),
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OrdinalSales('2014', random.nextInt(100)),
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OrdinalSales('2015', random.nextInt(100)),
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OrdinalSales('2016', random.nextInt(100)),
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OrdinalSales('2017', random.nextInt(100)),
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];
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return [
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Desktop',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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data: desktopSalesData,
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),
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Tablet',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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data: tableSalesData,
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),
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Mobile',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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@@ -94,7 +95,7 @@ class StackedHorizontalBarChart extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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// For horizontal bar charts, set the [vertical] flag to false.
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return new charts.BarChart(
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return charts.BarChart(
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seriesList,
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animate: animate,
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barGroupingType: charts.BarGroupingType.stacked,
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@@ -105,40 +106,40 @@ class StackedHorizontalBarChart extends StatelessWidget {
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/// Create series list with multiple series
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static List<charts.Series<OrdinalSales, String>> _createSampleData() {
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final desktopSalesData = [
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new OrdinalSales('2014', 5),
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new OrdinalSales('2015', 25),
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new OrdinalSales('2016', 100),
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new OrdinalSales('2017', 75),
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OrdinalSales('2014', 5),
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OrdinalSales('2015', 25),
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OrdinalSales('2016', 100),
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OrdinalSales('2017', 75),
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];
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final tableSalesData = [
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new OrdinalSales('2014', 25),
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new OrdinalSales('2015', 50),
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new OrdinalSales('2016', 10),
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new OrdinalSales('2017', 20),
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OrdinalSales('2014', 25),
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OrdinalSales('2015', 50),
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OrdinalSales('2016', 10),
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OrdinalSales('2017', 20),
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];
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final mobileSalesData = [
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new OrdinalSales('2014', 10),
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new OrdinalSales('2015', 15),
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new OrdinalSales('2016', 50),
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new OrdinalSales('2017', 45),
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OrdinalSales('2014', 10),
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OrdinalSales('2015', 15),
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OrdinalSales('2016', 50),
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OrdinalSales('2017', 45),
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];
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return [
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Desktop',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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data: desktopSalesData,
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),
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Tablet',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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data: tableSalesData,
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),
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Mobile',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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