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Add flutter_web samples (#75)
This commit is contained in:
Kevin Moore
committed by
Andrew Brogdon
Andrew Brogdon
parent
42f2dce01b
commit
3fe927cb29
57
web/charts/example/lib/combo_chart/combo_gallery.dart
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57
web/charts/example/lib/combo_chart/combo_gallery.dart
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// Copyright 2018 the Charts project authors. Please see the AUTHORS file
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// for details.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import 'package:flutter_web/material.dart';
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import '../gallery_scaffold.dart';
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import 'date_time_line_point.dart';
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import 'numeric_line_bar.dart';
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import 'numeric_line_point.dart';
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import 'ordinal_bar_line.dart';
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import 'scatter_plot_line.dart';
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List<GalleryScaffold> buildGallery() {
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return [
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new GalleryScaffold(
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listTileIcon: new Icon(Icons.insert_chart),
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title: 'Ordinal Combo Chart',
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subtitle: 'Ordinal combo chart with bars and lines',
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childBuilder: () => new OrdinalComboBarLineChart.withRandomData(),
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),
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new GalleryScaffold(
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listTileIcon: new Icon(Icons.show_chart),
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title: 'Numeric Line Bar Combo Chart',
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subtitle: 'Numeric combo chart with lines and bars',
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childBuilder: () => new NumericComboLineBarChart.withRandomData(),
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),
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new GalleryScaffold(
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listTileIcon: new Icon(Icons.show_chart),
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title: 'Numeric Line Points Combo Chart',
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subtitle: 'Numeric combo chart with lines and points',
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childBuilder: () => new NumericComboLinePointChart.withRandomData(),
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),
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new GalleryScaffold(
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listTileIcon: new Icon(Icons.show_chart),
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title: 'Time Series Combo Chart',
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subtitle: 'Time series combo chart with lines and points',
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childBuilder: () => new DateTimeComboLinePointChart.withRandomData(),
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),
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new GalleryScaffold(
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listTileIcon: new Icon(Icons.scatter_plot),
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title: 'Scatter Plot Combo Chart',
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subtitle: 'Scatter plot combo chart with a line',
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childBuilder: () => new ScatterPlotComboLineChart.withRandomData(),
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),
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];
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}
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183
web/charts/example/lib/combo_chart/date_time_line_point.dart
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183
web/charts/example/lib/combo_chart/date_time_line_point.dart
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@@ -0,0 +1,183 @@
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// Copyright 2018 the Charts project authors. Please see the AUTHORS file
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// for details.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/// Example of a combo time series chart with two series rendered as lines, and
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/// a third rendered as points along the top line with a different color.
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///
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/// This example demonstrates a method for drawing points along a line using a
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/// different color from the main series color. The line renderer supports
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/// drawing points with the "includePoints" option, but those points will share
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/// the same color as the line.
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// EXCLUDE_FROM_GALLERY_DOCS_START
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import 'dart:math';
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// EXCLUDE_FROM_GALLERY_DOCS_END
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import 'package:charts_flutter/flutter.dart' as charts;
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import 'package:flutter_web/material.dart';
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class DateTimeComboLinePointChart extends StatelessWidget {
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final List<charts.Series> seriesList;
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final bool animate;
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DateTimeComboLinePointChart(this.seriesList, {this.animate});
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/// Creates a [TimeSeriesChart] with sample data and no transition.
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factory DateTimeComboLinePointChart.withSampleData() {
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return new DateTimeComboLinePointChart(
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_createSampleData(),
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// Disable animations for image tests.
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animate: false,
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);
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}
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// EXCLUDE_FROM_GALLERY_DOCS_START
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// This section is excluded from being copied to the gallery.
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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 DateTimeComboLinePointChart.withRandomData() {
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return new DateTimeComboLinePointChart(_createRandomData());
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}
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/// Create random data.
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static List<charts.Series<TimeSeriesSales, DateTime>> _createRandomData() {
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final random = new Random();
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final desktopSalesData = [
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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 tableSalesData = [
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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 mobileSalesData = [
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new TimeSeriesSales(new DateTime(2017, 9, 19), tableSalesData[0].sales),
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new TimeSeriesSales(new DateTime(2017, 9, 26), tableSalesData[1].sales),
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new TimeSeriesSales(new DateTime(2017, 10, 3), tableSalesData[2].sales),
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new TimeSeriesSales(new DateTime(2017, 10, 10), tableSalesData[3].sales),
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];
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return [
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new charts.Series<TimeSeriesSales, DateTime>(
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id: 'Desktop',
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colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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data: desktopSalesData,
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),
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new charts.Series<TimeSeriesSales, DateTime>(
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id: 'Tablet',
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colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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data: tableSalesData,
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),
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new charts.Series<TimeSeriesSales, DateTime>(
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id: 'Mobile',
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colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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data: mobileSalesData)
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// Configure our custom point renderer for this series.
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..setAttribute(charts.rendererIdKey, 'customPoint'),
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];
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}
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// EXCLUDE_FROM_GALLERY_DOCS_END
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@override
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Widget build(BuildContext context) {
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return new charts.TimeSeriesChart(
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seriesList,
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animate: animate,
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// Configure the default renderer as a line renderer. This will be used
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// for any series that does not define a rendererIdKey.
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//
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// This is the default configuration, but is shown here for illustration.
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defaultRenderer: new charts.LineRendererConfig(),
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// Custom renderer configuration for the point series.
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customSeriesRenderers: [
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new charts.PointRendererConfig(
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// ID used to link series to this renderer.
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customRendererId: 'customPoint')
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],
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// Optionally pass in a [DateTimeFactory] used by the chart. The factory
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// should create the same type of [DateTime] as the data provided. If none
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// specified, the default creates local date time.
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dateTimeFactory: const charts.LocalDateTimeFactory(),
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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<TimeSeriesSales, DateTime>> _createSampleData() {
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final desktopSalesData = [
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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), 100),
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new TimeSeriesSales(new DateTime(2017, 10, 10), 75),
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];
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final tableSalesData = [
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new TimeSeriesSales(new DateTime(2017, 9, 19), 10),
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new TimeSeriesSales(new DateTime(2017, 9, 26), 50),
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new TimeSeriesSales(new DateTime(2017, 10, 3), 200),
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new TimeSeriesSales(new DateTime(2017, 10, 10), 150),
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];
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final mobileSalesData = [
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new TimeSeriesSales(new DateTime(2017, 9, 19), 10),
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new TimeSeriesSales(new DateTime(2017, 9, 26), 50),
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new TimeSeriesSales(new DateTime(2017, 10, 3), 200),
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new TimeSeriesSales(new DateTime(2017, 10, 10), 150),
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];
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return [
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new charts.Series<TimeSeriesSales, DateTime>(
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id: 'Desktop',
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colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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data: desktopSalesData,
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),
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new charts.Series<TimeSeriesSales, DateTime>(
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id: 'Tablet',
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colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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data: tableSalesData,
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),
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new charts.Series<TimeSeriesSales, DateTime>(
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id: 'Mobile',
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colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
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domainFn: (TimeSeriesSales sales, _) => sales.time,
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measureFn: (TimeSeriesSales sales, _) => sales.sales,
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data: mobileSalesData)
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// Configure our custom point renderer for this series.
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..setAttribute(charts.rendererIdKey, 'customPoint'),
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];
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}
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}
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/// Sample time series data type.
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class TimeSeriesSales {
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final DateTime time;
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final int sales;
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TimeSeriesSales(this.time, this.sales);
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}
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174
web/charts/example/lib/combo_chart/numeric_line_bar.dart
Normal file
174
web/charts/example/lib/combo_chart/numeric_line_bar.dart
Normal file
@@ -0,0 +1,174 @@
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// Copyright 2018 the Charts project authors. Please see the AUTHORS file
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// for details.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
|
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// you may not use this file except in compliance with the License.
|
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// You may obtain a copy of the License at
|
||||
//
|
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// http://www.apache.org/licenses/LICENSE-2.0
|
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//
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// Unless required by applicable law or agreed to in writing, software
|
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// distributed under the License is distributed on an "AS IS" BASIS,
|
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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// See the License for the specific language governing permissions and
|
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// limitations under the License.
|
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/// Example of a numeric combo chart with two series rendered as bars, and a
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/// third rendered as a line.
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// EXCLUDE_FROM_GALLERY_DOCS_START
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import 'dart:math';
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// EXCLUDE_FROM_GALLERY_DOCS_END
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import 'package:charts_flutter/flutter.dart' as charts;
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import 'package:flutter_web/material.dart';
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class NumericComboLineBarChart extends StatelessWidget {
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final List<charts.Series> seriesList;
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final bool animate;
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NumericComboLineBarChart(this.seriesList, {this.animate});
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/// Creates a [LineChart] with sample data and no transition.
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factory NumericComboLineBarChart.withSampleData() {
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return new NumericComboLineBarChart(
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_createSampleData(),
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// Disable animations for image tests.
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animate: false,
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);
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}
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// EXCLUDE_FROM_GALLERY_DOCS_START
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// This section is excluded from being copied to the gallery.
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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 NumericComboLineBarChart.withRandomData() {
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return new NumericComboLineBarChart(_createRandomData());
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}
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/// Create random data.
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static List<charts.Series<LinearSales, num>> _createRandomData() {
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final random = new Random();
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final desktopSalesData = [
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new LinearSales(0, random.nextInt(100)),
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new LinearSales(1, random.nextInt(100)),
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new LinearSales(2, random.nextInt(100)),
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new LinearSales(3, random.nextInt(100)),
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];
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final tableSalesData = [
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new LinearSales(0, desktopSalesData[0].sales),
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new LinearSales(1, desktopSalesData[1].sales),
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new LinearSales(2, desktopSalesData[2].sales),
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new LinearSales(3, desktopSalesData[3].sales),
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];
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final mobileSalesData = [
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new LinearSales(0, tableSalesData[0].sales * 2),
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new LinearSales(1, tableSalesData[1].sales * 2),
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new LinearSales(2, tableSalesData[2].sales * 2),
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new LinearSales(3, tableSalesData[3].sales * 2),
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];
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return [
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new charts.Series<LinearSales, int>(
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id: 'Desktop',
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colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
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domainFn: (LinearSales sales, _) => sales.year,
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measureFn: (LinearSales sales, _) => sales.sales,
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data: desktopSalesData,
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)
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// Configure our custom bar renderer for this series.
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..setAttribute(charts.rendererIdKey, 'customBar'),
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new charts.Series<LinearSales, int>(
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id: 'Tablet',
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colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
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domainFn: (LinearSales sales, _) => sales.year,
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measureFn: (LinearSales sales, _) => sales.sales,
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data: tableSalesData,
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)
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// Configure our custom bar renderer for this series.
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..setAttribute(charts.rendererIdKey, 'customBar'),
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new charts.Series<LinearSales, int>(
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id: 'Mobile',
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colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
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domainFn: (LinearSales sales, _) => sales.year,
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measureFn: (LinearSales sales, _) => sales.sales,
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data: mobileSalesData),
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];
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}
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// EXCLUDE_FROM_GALLERY_DOCS_END
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@override
|
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Widget build(BuildContext context) {
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return new charts.NumericComboChart(seriesList,
|
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animate: animate,
|
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// Configure the default renderer as a line renderer. This will be used
|
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// for any series that does not define a rendererIdKey.
|
||||
defaultRenderer: new charts.LineRendererConfig(),
|
||||
// Custom renderer configuration for the bar series.
|
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customSeriesRenderers: [
|
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new charts.BarRendererConfig(
|
||||
// ID used to link series to this renderer.
|
||||
customRendererId: 'customBar')
|
||||
]);
|
||||
}
|
||||
|
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/// Create one series with sample hard coded data.
|
||||
static List<charts.Series<LinearSales, int>> _createSampleData() {
|
||||
final desktopSalesData = [
|
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new LinearSales(0, 5),
|
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new LinearSales(1, 25),
|
||||
new LinearSales(2, 100),
|
||||
new LinearSales(3, 75),
|
||||
];
|
||||
|
||||
final tableSalesData = [
|
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new LinearSales(0, 5),
|
||||
new LinearSales(1, 25),
|
||||
new LinearSales(2, 100),
|
||||
new LinearSales(3, 75),
|
||||
];
|
||||
|
||||
final mobileSalesData = [
|
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new LinearSales(0, 10),
|
||||
new LinearSales(1, 50),
|
||||
new LinearSales(2, 200),
|
||||
new LinearSales(3, 150),
|
||||
];
|
||||
|
||||
return [
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Desktop',
|
||||
colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: desktopSalesData,
|
||||
)
|
||||
// Configure our custom bar renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customBar'),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Tablet',
|
||||
colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: tableSalesData,
|
||||
)
|
||||
// Configure our custom bar renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customBar'),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Mobile',
|
||||
colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: mobileSalesData),
|
||||
];
|
||||
}
|
||||
}
|
||||
|
||||
/// Sample linear data type.
|
||||
class LinearSales {
|
||||
final int year;
|
||||
final int sales;
|
||||
|
||||
LinearSales(this.year, this.sales);
|
||||
}
|
||||
175
web/charts/example/lib/combo_chart/numeric_line_point.dart
Normal file
175
web/charts/example/lib/combo_chart/numeric_line_point.dart
Normal file
@@ -0,0 +1,175 @@
|
||||
// Copyright 2018 the Charts project authors. Please see the AUTHORS file
|
||||
// for details.
|
||||
//
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
|
||||
/// Example of a numeric combo chart with two series rendered as lines, and a
|
||||
/// third rendered as points along the top line with a different color.
|
||||
///
|
||||
/// This example demonstrates a method for drawing points along a line using a
|
||||
/// different color from the main series color. The line renderer supports
|
||||
/// drawing points with the "includePoints" option, but those points will share
|
||||
/// the same color as the line.
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_START
|
||||
import 'dart:math';
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_END
|
||||
import 'package:charts_flutter/flutter.dart' as charts;
|
||||
import 'package:flutter_web/material.dart';
|
||||
|
||||
class NumericComboLinePointChart extends StatelessWidget {
|
||||
final List<charts.Series> seriesList;
|
||||
final bool animate;
|
||||
|
||||
NumericComboLinePointChart(this.seriesList, {this.animate});
|
||||
|
||||
/// Creates a [LineChart] with sample data and no transition.
|
||||
factory NumericComboLinePointChart.withSampleData() {
|
||||
return new NumericComboLinePointChart(
|
||||
_createSampleData(),
|
||||
// Disable animations for image tests.
|
||||
animate: false,
|
||||
);
|
||||
}
|
||||
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_START
|
||||
// This section is excluded from being copied to the gallery.
|
||||
// It is used for creating random series data to demonstrate animation in
|
||||
// the example app only.
|
||||
factory NumericComboLinePointChart.withRandomData() {
|
||||
return new NumericComboLinePointChart(_createRandomData());
|
||||
}
|
||||
|
||||
/// Create random data.
|
||||
static List<charts.Series<LinearSales, num>> _createRandomData() {
|
||||
final random = new Random();
|
||||
|
||||
final desktopSalesData = [
|
||||
new LinearSales(0, random.nextInt(100)),
|
||||
new LinearSales(1, random.nextInt(100)),
|
||||
new LinearSales(2, random.nextInt(100)),
|
||||
new LinearSales(3, random.nextInt(100)),
|
||||
];
|
||||
|
||||
final tableSalesData = [
|
||||
new LinearSales(0, random.nextInt(100)),
|
||||
new LinearSales(1, random.nextInt(100)),
|
||||
new LinearSales(2, random.nextInt(100)),
|
||||
new LinearSales(3, random.nextInt(100)),
|
||||
];
|
||||
|
||||
final mobileSalesData = [
|
||||
new LinearSales(0, tableSalesData[0].sales),
|
||||
new LinearSales(1, tableSalesData[1].sales),
|
||||
new LinearSales(2, tableSalesData[2].sales),
|
||||
new LinearSales(3, tableSalesData[3].sales),
|
||||
];
|
||||
|
||||
return [
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Desktop',
|
||||
colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: desktopSalesData,
|
||||
),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Tablet',
|
||||
colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: tableSalesData,
|
||||
),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Mobile',
|
||||
colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: mobileSalesData)
|
||||
// Configure our custom point renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customPoint'),
|
||||
];
|
||||
}
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_END
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return new charts.NumericComboChart(seriesList,
|
||||
animate: animate,
|
||||
// Configure the default renderer as a line renderer. This will be used
|
||||
// for any series that does not define a rendererIdKey.
|
||||
defaultRenderer: new charts.LineRendererConfig(),
|
||||
// Custom renderer configuration for the point series.
|
||||
customSeriesRenderers: [
|
||||
new charts.PointRendererConfig(
|
||||
// ID used to link series to this renderer.
|
||||
customRendererId: 'customPoint')
|
||||
]);
|
||||
}
|
||||
|
||||
/// Create one series with sample hard coded data.
|
||||
static List<charts.Series<LinearSales, int>> _createSampleData() {
|
||||
final desktopSalesData = [
|
||||
new LinearSales(0, 5),
|
||||
new LinearSales(1, 25),
|
||||
new LinearSales(2, 100),
|
||||
new LinearSales(3, 75),
|
||||
];
|
||||
|
||||
final tableSalesData = [
|
||||
new LinearSales(0, 10),
|
||||
new LinearSales(1, 50),
|
||||
new LinearSales(2, 200),
|
||||
new LinearSales(3, 150),
|
||||
];
|
||||
|
||||
final mobileSalesData = [
|
||||
new LinearSales(0, 10),
|
||||
new LinearSales(1, 50),
|
||||
new LinearSales(2, 200),
|
||||
new LinearSales(3, 150),
|
||||
];
|
||||
|
||||
return [
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Desktop',
|
||||
colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: desktopSalesData,
|
||||
),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Tablet',
|
||||
colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: tableSalesData,
|
||||
),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Mobile',
|
||||
colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: mobileSalesData)
|
||||
// Configure our custom point renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customPoint'),
|
||||
];
|
||||
}
|
||||
}
|
||||
|
||||
/// Sample linear data type.
|
||||
class LinearSales {
|
||||
final int year;
|
||||
final int sales;
|
||||
|
||||
LinearSales(this.year, this.sales);
|
||||
}
|
||||
166
web/charts/example/lib/combo_chart/ordinal_bar_line.dart
Normal file
166
web/charts/example/lib/combo_chart/ordinal_bar_line.dart
Normal file
@@ -0,0 +1,166 @@
|
||||
// Copyright 2018 the Charts project authors. Please see the AUTHORS file
|
||||
// for details.
|
||||
//
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
|
||||
/// Example of an ordinal combo chart with two series rendered as bars, and a
|
||||
/// third rendered as a line.
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_START
|
||||
import 'dart:math';
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_END
|
||||
import 'package:flutter_web/material.dart';
|
||||
import 'package:charts_flutter/flutter.dart' as charts;
|
||||
|
||||
class OrdinalComboBarLineChart extends StatelessWidget {
|
||||
final List<charts.Series> seriesList;
|
||||
final bool animate;
|
||||
|
||||
OrdinalComboBarLineChart(this.seriesList, {this.animate});
|
||||
|
||||
factory OrdinalComboBarLineChart.withSampleData() {
|
||||
return new OrdinalComboBarLineChart(
|
||||
_createSampleData(),
|
||||
// Disable animations for image tests.
|
||||
animate: false,
|
||||
);
|
||||
}
|
||||
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_START
|
||||
// This section is excluded from being copied to the gallery.
|
||||
// It is used for creating random series data to demonstrate animation in
|
||||
// the example app only.
|
||||
factory OrdinalComboBarLineChart.withRandomData() {
|
||||
return new OrdinalComboBarLineChart(_createRandomData());
|
||||
}
|
||||
|
||||
/// Create random data.
|
||||
static List<charts.Series<OrdinalSales, String>> _createRandomData() {
|
||||
final random = new Random();
|
||||
|
||||
final desktopSalesData = [
|
||||
new OrdinalSales('2014', random.nextInt(100)),
|
||||
new OrdinalSales('2015', random.nextInt(100)),
|
||||
new OrdinalSales('2016', random.nextInt(100)),
|
||||
new OrdinalSales('2017', random.nextInt(100)),
|
||||
];
|
||||
|
||||
final tableSalesData = [
|
||||
new OrdinalSales('2014', random.nextInt(100)),
|
||||
new OrdinalSales('2015', random.nextInt(100)),
|
||||
new OrdinalSales('2016', random.nextInt(100)),
|
||||
new OrdinalSales('2017', random.nextInt(100)),
|
||||
];
|
||||
|
||||
final mobileSalesData = [
|
||||
new OrdinalSales('2014', random.nextInt(100)),
|
||||
new OrdinalSales('2015', random.nextInt(100)),
|
||||
new OrdinalSales('2016', random.nextInt(100)),
|
||||
new OrdinalSales('2017', random.nextInt(100)),
|
||||
];
|
||||
|
||||
return [
|
||||
new charts.Series<OrdinalSales, String>(
|
||||
id: 'Desktop',
|
||||
colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
|
||||
domainFn: (OrdinalSales sales, _) => sales.year,
|
||||
measureFn: (OrdinalSales sales, _) => sales.sales,
|
||||
data: desktopSalesData),
|
||||
new charts.Series<OrdinalSales, String>(
|
||||
id: 'Tablet',
|
||||
colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
|
||||
domainFn: (OrdinalSales sales, _) => sales.year,
|
||||
measureFn: (OrdinalSales sales, _) => sales.sales,
|
||||
data: tableSalesData),
|
||||
new charts.Series<OrdinalSales, String>(
|
||||
id: 'Mobile',
|
||||
colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
|
||||
domainFn: (OrdinalSales sales, _) => sales.year,
|
||||
measureFn: (OrdinalSales sales, _) => sales.sales,
|
||||
data: mobileSalesData)
|
||||
// Configure our custom line renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customLine'),
|
||||
];
|
||||
}
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_END
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return new charts.OrdinalComboChart(seriesList,
|
||||
animate: animate,
|
||||
// Configure the default renderer as a bar renderer.
|
||||
defaultRenderer: new charts.BarRendererConfig(
|
||||
groupingType: charts.BarGroupingType.grouped),
|
||||
// Custom renderer configuration for the line series. This will be used for
|
||||
// any series that does not define a rendererIdKey.
|
||||
customSeriesRenderers: [
|
||||
new charts.LineRendererConfig(
|
||||
// ID used to link series to this renderer.
|
||||
customRendererId: 'customLine')
|
||||
]);
|
||||
}
|
||||
|
||||
/// Create series list with multiple series
|
||||
static List<charts.Series<OrdinalSales, String>> _createSampleData() {
|
||||
final desktopSalesData = [
|
||||
new OrdinalSales('2014', 5),
|
||||
new OrdinalSales('2015', 25),
|
||||
new OrdinalSales('2016', 100),
|
||||
new OrdinalSales('2017', 75),
|
||||
];
|
||||
|
||||
final tableSalesData = [
|
||||
new OrdinalSales('2014', 5),
|
||||
new OrdinalSales('2015', 25),
|
||||
new OrdinalSales('2016', 100),
|
||||
new OrdinalSales('2017', 75),
|
||||
];
|
||||
|
||||
final mobileSalesData = [
|
||||
new OrdinalSales('2014', 10),
|
||||
new OrdinalSales('2015', 50),
|
||||
new OrdinalSales('2016', 200),
|
||||
new OrdinalSales('2017', 150),
|
||||
];
|
||||
|
||||
return [
|
||||
new charts.Series<OrdinalSales, String>(
|
||||
id: 'Desktop',
|
||||
colorFn: (_, __) => charts.MaterialPalette.blue.shadeDefault,
|
||||
domainFn: (OrdinalSales sales, _) => sales.year,
|
||||
measureFn: (OrdinalSales sales, _) => sales.sales,
|
||||
data: desktopSalesData),
|
||||
new charts.Series<OrdinalSales, String>(
|
||||
id: 'Tablet',
|
||||
colorFn: (_, __) => charts.MaterialPalette.red.shadeDefault,
|
||||
domainFn: (OrdinalSales sales, _) => sales.year,
|
||||
measureFn: (OrdinalSales sales, _) => sales.sales,
|
||||
data: tableSalesData),
|
||||
new charts.Series<OrdinalSales, String>(
|
||||
id: 'Mobile ',
|
||||
colorFn: (_, __) => charts.MaterialPalette.green.shadeDefault,
|
||||
domainFn: (OrdinalSales sales, _) => sales.year,
|
||||
measureFn: (OrdinalSales sales, _) => sales.sales,
|
||||
data: mobileSalesData)
|
||||
// Configure our custom line renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customLine'),
|
||||
];
|
||||
}
|
||||
}
|
||||
|
||||
/// Sample ordinal data type.
|
||||
class OrdinalSales {
|
||||
final String year;
|
||||
final int sales;
|
||||
|
||||
OrdinalSales(this.year, this.sales);
|
||||
}
|
||||
198
web/charts/example/lib/combo_chart/scatter_plot_line.dart
Normal file
198
web/charts/example/lib/combo_chart/scatter_plot_line.dart
Normal file
@@ -0,0 +1,198 @@
|
||||
// Copyright 2018 the Charts project authors. Please see the AUTHORS file
|
||||
// for details.
|
||||
//
|
||||
// Licensed under the Apache License, Version 2.0 (the "License");
|
||||
// you may not use this file except in compliance with the License.
|
||||
// You may obtain a copy of the License at
|
||||
//
|
||||
// http://www.apache.org/licenses/LICENSE-2.0
|
||||
//
|
||||
// Unless required by applicable law or agreed to in writing, software
|
||||
// distributed under the License is distributed on an "AS IS" BASIS,
|
||||
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
// See the License for the specific language governing permissions and
|
||||
// limitations under the License.
|
||||
|
||||
/// Example of a combo scatter plot chart with a second series rendered as a
|
||||
/// line.
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_START
|
||||
import 'dart:math';
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_END
|
||||
import 'package:charts_flutter/flutter.dart' as charts;
|
||||
import 'package:flutter_web/material.dart';
|
||||
|
||||
class ScatterPlotComboLineChart extends StatelessWidget {
|
||||
final List<charts.Series> seriesList;
|
||||
final bool animate;
|
||||
|
||||
ScatterPlotComboLineChart(this.seriesList, {this.animate});
|
||||
|
||||
/// Creates a [ScatterPlotChart] with sample data and no transition.
|
||||
factory ScatterPlotComboLineChart.withSampleData() {
|
||||
return new ScatterPlotComboLineChart(
|
||||
_createSampleData(),
|
||||
// Disable animations for image tests.
|
||||
animate: false,
|
||||
);
|
||||
}
|
||||
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_START
|
||||
// This section is excluded from being copied to the gallery.
|
||||
// It is used for creating random series data to demonstrate animation in
|
||||
// the example app only.
|
||||
factory ScatterPlotComboLineChart.withRandomData() {
|
||||
return new ScatterPlotComboLineChart(_createRandomData());
|
||||
}
|
||||
|
||||
/// Create random data.
|
||||
static List<charts.Series<LinearSales, num>> _createRandomData() {
|
||||
final random = new Random();
|
||||
|
||||
final makeRadius = (int value) => (random.nextInt(value) + 2).toDouble();
|
||||
|
||||
final desktopSalesData = [
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
new LinearSales(random.nextInt(100), random.nextInt(100), makeRadius(6)),
|
||||
];
|
||||
|
||||
var myRegressionData = [
|
||||
new LinearSales(0, desktopSalesData[0].sales, 3.5),
|
||||
new LinearSales(
|
||||
100, desktopSalesData[desktopSalesData.length - 1].sales, 7.5),
|
||||
];
|
||||
|
||||
final maxMeasure = 100;
|
||||
|
||||
return [
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Sales',
|
||||
// Providing a color function is optional.
|
||||
colorFn: (LinearSales sales, _) {
|
||||
// Bucket the measure column value into 3 distinct colors.
|
||||
final bucket = sales.sales / maxMeasure;
|
||||
|
||||
if (bucket < 1 / 3) {
|
||||
return charts.MaterialPalette.blue.shadeDefault;
|
||||
} else if (bucket < 2 / 3) {
|
||||
return charts.MaterialPalette.red.shadeDefault;
|
||||
} else {
|
||||
return charts.MaterialPalette.green.shadeDefault;
|
||||
}
|
||||
},
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
// Providing a radius function is optional.
|
||||
radiusPxFn: (LinearSales sales, _) => sales.radius,
|
||||
data: desktopSalesData,
|
||||
),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Mobile',
|
||||
colorFn: (_, __) => charts.MaterialPalette.purple.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: myRegressionData)
|
||||
// Configure our custom line renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customLine'),
|
||||
];
|
||||
}
|
||||
// EXCLUDE_FROM_GALLERY_DOCS_END
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return new charts.ScatterPlotChart(seriesList,
|
||||
animate: animate,
|
||||
// Configure the default renderer as a point renderer. This will be used
|
||||
// for any series that does not define a rendererIdKey.
|
||||
//
|
||||
// This is the default configuration, but is shown here for
|
||||
// illustration.
|
||||
defaultRenderer: new charts.PointRendererConfig(),
|
||||
// Custom renderer configuration for the line series.
|
||||
customSeriesRenderers: [
|
||||
new charts.LineRendererConfig(
|
||||
// ID used to link series to this renderer.
|
||||
customRendererId: 'customLine',
|
||||
// Configure the regression line to be painted above the points.
|
||||
//
|
||||
// By default, series drawn by the point renderer are painted on
|
||||
// top of those drawn by a line renderer.
|
||||
layoutPaintOrder: charts.LayoutViewPaintOrder.point + 1)
|
||||
]);
|
||||
}
|
||||
|
||||
/// Create one series with sample hard coded data.
|
||||
static List<charts.Series<LinearSales, int>> _createSampleData() {
|
||||
final desktopSalesData = [
|
||||
new LinearSales(0, 5, 3.0),
|
||||
new LinearSales(10, 25, 5.0),
|
||||
new LinearSales(12, 75, 4.0),
|
||||
new LinearSales(13, 225, 5.0),
|
||||
new LinearSales(16, 50, 4.0),
|
||||
new LinearSales(24, 75, 3.0),
|
||||
new LinearSales(25, 100, 3.0),
|
||||
new LinearSales(34, 150, 5.0),
|
||||
new LinearSales(37, 10, 4.5),
|
||||
new LinearSales(45, 300, 8.0),
|
||||
new LinearSales(52, 15, 4.0),
|
||||
new LinearSales(56, 200, 7.0),
|
||||
];
|
||||
|
||||
var myRegressionData = [
|
||||
new LinearSales(0, 5, 3.5),
|
||||
new LinearSales(56, 240, 3.5),
|
||||
];
|
||||
|
||||
final maxMeasure = 300;
|
||||
|
||||
return [
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Sales',
|
||||
// Providing a color function is optional.
|
||||
colorFn: (LinearSales sales, _) {
|
||||
// Bucket the measure column value into 3 distinct colors.
|
||||
final bucket = sales.sales / maxMeasure;
|
||||
|
||||
if (bucket < 1 / 3) {
|
||||
return charts.MaterialPalette.blue.shadeDefault;
|
||||
} else if (bucket < 2 / 3) {
|
||||
return charts.MaterialPalette.red.shadeDefault;
|
||||
} else {
|
||||
return charts.MaterialPalette.green.shadeDefault;
|
||||
}
|
||||
},
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
// Providing a radius function is optional.
|
||||
radiusPxFn: (LinearSales sales, _) => sales.radius,
|
||||
data: desktopSalesData,
|
||||
),
|
||||
new charts.Series<LinearSales, int>(
|
||||
id: 'Mobile',
|
||||
colorFn: (_, __) => charts.MaterialPalette.purple.shadeDefault,
|
||||
domainFn: (LinearSales sales, _) => sales.year,
|
||||
measureFn: (LinearSales sales, _) => sales.sales,
|
||||
data: myRegressionData)
|
||||
// Configure our custom line renderer for this series.
|
||||
..setAttribute(charts.rendererIdKey, 'customLine'),
|
||||
];
|
||||
}
|
||||
}
|
||||
|
||||
/// Sample linear data type.
|
||||
class LinearSales {
|
||||
final int year;
|
||||
final int sales;
|
||||
final double radius;
|
||||
|
||||
LinearSales(this.year, this.sales, this.radius);
|
||||
}
|
||||
Reference in New Issue
Block a user