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web/chart: fix sample (#909)
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@@ -24,11 +24,12 @@ class HorizontalBarLabelChart extends StatelessWidget {
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final List<charts.Series> seriesList;
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final bool animate;
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HorizontalBarLabelChart(this.seriesList, {this.animate});
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const HorizontalBarLabelChart(this.seriesList, {this.animate, Key key})
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: super(key: key);
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/// Creates a [BarChart] with sample data and no transition.
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factory HorizontalBarLabelChart.withSampleData() {
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return new HorizontalBarLabelChart(
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return HorizontalBarLabelChart(
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_createSampleData(),
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// Disable animations for image tests.
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animate: false,
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@@ -40,22 +41,22 @@ class HorizontalBarLabelChart 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 HorizontalBarLabelChart.withRandomData() {
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return new HorizontalBarLabelChart(_createRandomData());
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return HorizontalBarLabelChart(_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 data = [
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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: 'Sales',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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@@ -76,7 +77,7 @@ class HorizontalBarLabelChart extends StatelessWidget {
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// [insideLabelStyleSpec] and [outsideLabelStyleSpec].
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@override
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Widget build(BuildContext context) {
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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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vertical: false,
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@@ -85,24 +86,24 @@ class HorizontalBarLabelChart extends StatelessWidget {
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// barRendererDecorator: new charts.BarLabelDecorator(
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// insideLabelStyleSpec: new charts.TextStyleSpec(...),
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// outsideLabelStyleSpec: new charts.TextStyleSpec(...)),
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barRendererDecorator: new charts.BarLabelDecorator<String>(),
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barRendererDecorator: charts.BarLabelDecorator<String>(),
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// Hide domain axis.
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domainAxis:
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new charts.OrdinalAxisSpec(renderSpec: new charts.NoneRenderSpec()),
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const charts.OrdinalAxisSpec(renderSpec: charts.NoneRenderSpec()),
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);
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}
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/// Create one series with sample hard coded data.
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static List<charts.Series<OrdinalSales, String>> _createSampleData() {
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final data = [
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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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return [
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new charts.Series<OrdinalSales, String>(
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charts.Series<OrdinalSales, String>(
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id: 'Sales',
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domainFn: (OrdinalSales sales, _) => sales.year,
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measureFn: (OrdinalSales sales, _) => sales.sales,
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