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web/chart: fix sample (#909)
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@@ -28,11 +28,12 @@ class CustomMeasureTickCount extends StatelessWidget {
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final List<charts.Series> seriesList;
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final bool animate;
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CustomMeasureTickCount(this.seriesList, {this.animate});
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const CustomMeasureTickCount(this.seriesList, {this.animate, Key key})
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: super(key: key);
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/// Creates a [TimeSeriesChart] with sample data and no transition.
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factory CustomMeasureTickCount.withSampleData() {
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return new CustomMeasureTickCount(
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return CustomMeasureTickCount(
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_createSampleData(),
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// Disable animations for image tests.
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animate: false,
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@@ -44,29 +45,29 @@ class CustomMeasureTickCount 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 CustomMeasureTickCount.withRandomData() {
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return new CustomMeasureTickCount(_createRandomData());
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return CustomMeasureTickCount(_createRandomData());
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}
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/// Create random data.
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static List<charts.Series<MyRow, DateTime>> _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 MyRow(new DateTime(2017, 9, 25), random.nextInt(100)),
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new MyRow(new DateTime(2017, 9, 26), random.nextInt(100)),
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new MyRow(new DateTime(2017, 9, 27), random.nextInt(100)),
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new MyRow(new DateTime(2017, 9, 28), random.nextInt(100)),
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new MyRow(new DateTime(2017, 9, 29), random.nextInt(100)),
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new MyRow(new DateTime(2017, 9, 30), random.nextInt(100)),
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new MyRow(new DateTime(2017, 10, 01), random.nextInt(100)),
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new MyRow(new DateTime(2017, 10, 02), random.nextInt(100)),
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new MyRow(new DateTime(2017, 10, 03), random.nextInt(100)),
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new MyRow(new DateTime(2017, 10, 04), random.nextInt(100)),
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new MyRow(new DateTime(2017, 10, 05), random.nextInt(100)),
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MyRow(DateTime(2017, 9, 25), random.nextInt(100)),
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MyRow(DateTime(2017, 9, 26), random.nextInt(100)),
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MyRow(DateTime(2017, 9, 27), random.nextInt(100)),
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MyRow(DateTime(2017, 9, 28), random.nextInt(100)),
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MyRow(DateTime(2017, 9, 29), random.nextInt(100)),
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MyRow(DateTime(2017, 9, 30), random.nextInt(100)),
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MyRow(DateTime(2017, 10, 01), random.nextInt(100)),
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MyRow(DateTime(2017, 10, 02), random.nextInt(100)),
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MyRow(DateTime(2017, 10, 03), random.nextInt(100)),
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MyRow(DateTime(2017, 10, 04), random.nextInt(100)),
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MyRow(DateTime(2017, 10, 05), random.nextInt(100)),
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];
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return [
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new charts.Series<MyRow, DateTime>(
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charts.Series<MyRow, DateTime>(
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id: 'Cost',
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domainFn: (MyRow row, _) => row.timeStamp,
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measureFn: (MyRow row, _) => row.cost,
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@@ -78,33 +79,33 @@ class CustomMeasureTickCount extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return new charts.TimeSeriesChart(seriesList,
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return charts.TimeSeriesChart(seriesList,
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animate: animate,
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/// Customize the measure axis to have 2 ticks,
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primaryMeasureAxis: new charts.NumericAxisSpec(
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primaryMeasureAxis: const charts.NumericAxisSpec(
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tickProviderSpec:
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new charts.BasicNumericTickProviderSpec(desiredTickCount: 2)));
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charts.BasicNumericTickProviderSpec(desiredTickCount: 2)));
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}
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/// Create one series with sample hard coded data.
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static List<charts.Series<MyRow, DateTime>> _createSampleData() {
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final data = [
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new MyRow(new DateTime(2017, 9, 25), 6),
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new MyRow(new DateTime(2017, 9, 26), 8),
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new MyRow(new DateTime(2017, 9, 27), 6),
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new MyRow(new DateTime(2017, 9, 28), 9),
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new MyRow(new DateTime(2017, 9, 29), 11),
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new MyRow(new DateTime(2017, 9, 30), 15),
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new MyRow(new DateTime(2017, 10, 01), 25),
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new MyRow(new DateTime(2017, 10, 02), 33),
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new MyRow(new DateTime(2017, 10, 03), 27),
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new MyRow(new DateTime(2017, 10, 04), 31),
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new MyRow(new DateTime(2017, 10, 05), 23),
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MyRow(DateTime(2017, 9, 25), 6),
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MyRow(DateTime(2017, 9, 26), 8),
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MyRow(DateTime(2017, 9, 27), 6),
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MyRow(DateTime(2017, 9, 28), 9),
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MyRow(DateTime(2017, 9, 29), 11),
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MyRow(DateTime(2017, 9, 30), 15),
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MyRow(DateTime(2017, 10, 01), 25),
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MyRow(DateTime(2017, 10, 02), 33),
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MyRow(DateTime(2017, 10, 03), 27),
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MyRow(DateTime(2017, 10, 04), 31),
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MyRow(DateTime(2017, 10, 05), 23),
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];
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return [
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new charts.Series<MyRow, DateTime>(
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charts.Series<MyRow, DateTime>(
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id: 'Cost',
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domainFn: (MyRow row, _) => row.timeStamp,
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measureFn: (MyRow row, _) => row.cost,
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