/**
* Sencha GXT 3.0.0b - Sencha for GWT
* Copyright(c) 2007-2012, Sencha, Inc.
* licensing@sencha.com
*
* http://www.sencha.com/products/gxt/license/
*/
package com.sencha.gxt.explorer.client.chart;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.GWT;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.editor.client.Editor.Path;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.Widget;
import com.sencha.gxt.chart.client.chart.Chart;
import com.sencha.gxt.chart.client.chart.Chart.Position;
import com.sencha.gxt.chart.client.chart.Legend;
import com.sencha.gxt.chart.client.chart.axis.CategoryAxis;
import com.sencha.gxt.chart.client.chart.axis.NumericAxis;
import com.sencha.gxt.chart.client.chart.series.LineSeries;
import com.sencha.gxt.chart.client.chart.series.Primitives;
import com.sencha.gxt.chart.client.draw.Color;
import com.sencha.gxt.chart.client.draw.RGB;
import com.sencha.gxt.chart.client.draw.path.PathSprite;
import com.sencha.gxt.chart.client.draw.sprite.Sprite;
import com.sencha.gxt.chart.client.draw.sprite.TextSprite;
import com.sencha.gxt.core.client.ValueProvider;
import com.sencha.gxt.data.shared.LabelProvider;
import com.sencha.gxt.data.shared.ListStore;
import com.sencha.gxt.data.shared.ModelKeyProvider;
import com.sencha.gxt.data.shared.PropertyAccess;
import com.sencha.gxt.examples.resources.client.TestData;
import com.sencha.gxt.examples.resources.client.model.Data;
import com.sencha.gxt.explorer.client.model.Example.Detail;
import com.sencha.gxt.fx.client.Draggable;
import com.sencha.gxt.widget.core.client.ContentPanel;
import com.sencha.gxt.widget.core.client.FramedPanel;
import com.sencha.gxt.widget.core.client.Resizable;
import com.sencha.gxt.widget.core.client.button.TextButton;
import com.sencha.gxt.widget.core.client.button.ToggleButton;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer;
import com.sencha.gxt.widget.core.client.container.VerticalLayoutContainer.VerticalLayoutData;
import com.sencha.gxt.widget.core.client.event.SelectEvent;
import com.sencha.gxt.widget.core.client.event.SelectEvent.SelectHandler;
import com.sencha.gxt.widget.core.client.toolbar.ToolBar;
@Detail(name = "Line Chart", icon = "linechart", category = "Charts", classes = Data.class)
public class LineExample implements IsWidget, EntryPoint {
public interface DataPropertyAccess extends PropertyAccess<Data> {
ValueProvider<Data, Double> data1();
ValueProvider<Data, Double> data2();
ValueProvider<Data, Double> data3();
ValueProvider<Data, String> name();
@Path("name")
ModelKeyProvider<Data> nameKey();
}
private static final DataPropertyAccess dataAccess = GWT.create(DataPropertyAccess.class);
public Widget asWidget() {
final ListStore<Data> store = new ListStore<Data>(dataAccess.nameKey());
store.addAll(TestData.getData(8, 20, 100));
final Chart<Data> chart = new Chart<Data>();
chart.setStore(store);
chart.setShadowChart(true);
NumericAxis<Data> axis = new NumericAxis<Data>();
axis.setPosition(Position.LEFT);
axis.addField(dataAccess.data1());
axis.addField(dataAccess.data2());
axis.addField(dataAccess.data3());
TextSprite title = new TextSprite("Number of Hits");
title.setFontSize(18);
axis.setTitleConfig(title);
axis.setMinorTickSteps(1);
axis.setDisplayGrid(true);
PathSprite odd = new PathSprite();
odd.setOpacity(1);
odd.setFill(new Color("#ddd"));
odd.setStroke(new Color("#bbb"));
odd.setStrokeWidth(0.5);
axis.setGridOddConfig(odd);
axis.setMinimum(0);
axis.setMaximum(100);
chart.addAxis(axis);
CategoryAxis<Data, String> catAxis = new CategoryAxis<Data, String>();
catAxis.setPosition(Position.BOTTOM);
catAxis.setField(dataAccess.name());
title = new TextSprite("Month of the Year");
title.setFontSize(18);
catAxis.setTitleConfig(title);
catAxis.setLabelProvider(new LabelProvider<String>() {
@Override
public String getLabel(String item) {
return item.substring(0, 3);
}
});
chart.addAxis(catAxis);
final LineSeries<Data> series = new LineSeries<Data>();
series.setYAxisPosition(Position.LEFT);
series.setYField(dataAccess.data1());
series.setStroke(new RGB(194,0,36));
series.setShowMarkers(true);
Sprite marker = Primitives.square(0, 0, 6);
marker.setFill(new RGB(194,0,36));
series.setMarkerConfig(marker);
series.setHighlighting(true);
chart.addSeries(series);
final LineSeries<Data> series2 = new LineSeries<Data>();
series2.setYAxisPosition(Position.LEFT);
series2.setYField(dataAccess.data2());
series2.setStroke(new RGB(240,165,10));
series2.setShowMarkers(true);
series2.setSmooth(true);
marker = Primitives.circle(0, 0, 6);
marker.setFill(new RGB(240,165,10));
series2.setMarkerConfig(marker);
series2.setHighlighting(true);
chart.addSeries(series2);
final LineSeries<Data> series3 = new LineSeries<Data>();
series3.setYAxisPosition(Position.LEFT);
series3.setYField(dataAccess.data3());
series3.setStroke(new RGB(32, 68, 186));
series3.setShowMarkers(true);
series3.setSmooth(true);
series3.setFill(new RGB(32, 68, 186));
marker = Primitives.diamond(0, 0, 6);
marker.setFill(new RGB(32, 68, 186));
series3.setMarkerConfig(marker);
series3.setHighlighting(true);
chart.addSeries(series3);
final Legend<Data> legend = new Legend<Data>();
legend.setPosition(Position.RIGHT);
legend.setItemHighlighting(true);
legend.setItemHiding(true);
chart.setLegend(legend);
TextButton regenerate = new TextButton("Reload Data");
regenerate.addSelectHandler(new SelectHandler() {
@Override
public void onSelect(SelectEvent event) {
store.clear();
store.addAll(TestData.getData(8, 20, 100));
chart.redrawChart();
}
});
ToggleButton animation = new ToggleButton("Animate");
animation.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange(ValueChangeEvent<Boolean> event) {
chart.setAnimated(event.getValue());
}
});
animation.setValue(true, true);
ToggleButton shadow = new ToggleButton("Shadow");
shadow.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange(ValueChangeEvent<Boolean> event) {
chart.setShadowChart(event.getValue());
chart.redrawChart();
}
});
shadow.setValue(true);
ToolBar toolBar = new ToolBar();
toolBar.add(regenerate);
toolBar.add(animation);
toolBar.add(shadow);
ContentPanel panel = new FramedPanel();
panel.getElement().getStyle().setMargin(10, Unit.PX);
panel.setCollapsible(true);
panel.setHeadingText("Line Chart");
panel.setPixelSize(620, 500);
panel.setBodyBorder(true);
VerticalLayoutContainer layout = new VerticalLayoutContainer();
panel.add(layout);
Resizable resize = new Resizable(panel);
resize.setMinHeight(400);
resize.setMinWidth(400);
new Draggable(panel, panel.getHeader()).setUseProxy(false);
toolBar.setLayoutData(new VerticalLayoutData(1, -1));
layout.add(toolBar);
chart.setLayoutData(new VerticalLayoutData(1, 1));
layout.add(chart);
return panel;
}
public void onModuleLoad() {
RootPanel.get().add(asWidget());
}
}