/*******************************************************************************
* Copyright (c) 2012, Nabeel Shaheen
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted
******************************************************************************/
package com.odb.view.dashboard.client.charts;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import org.icepush.gwt.client.GWTPushContext;
import org.icepush.gwt.client.PushEventListener;
import com.google.gwt.dom.client.Style.Unit;
import com.google.gwt.editor.client.Editor;
import com.google.gwt.editor.client.EditorError;
import com.google.gwt.event.logical.shared.ValueChangeEvent;
import com.google.gwt.event.logical.shared.ValueChangeHandler;
import com.google.gwt.i18n.client.HasDirection.Direction;
import com.google.gwt.regexp.shared.RegExp;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.FlexTable;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HasHorizontalAlignment.HorizontalAlignmentConstant;
import com.google.gwt.user.client.ui.IsWidget;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.Widget;
import com.odb.core.service.DataSourceConfiguration;
import com.odb.view.dashboard.client.ChartFactory;
import com.odb.view.dashboard.client.ClientCommons;
import com.odb.view.dashboard.client.DashboardServiceAsync;
import com.odb.view.dashboard.client.DataVO;
import com.odb.view.dashboard.client.DebugWindow;
import com.odb.view.dashboard.client.TimeSeriesDataVO;
import com.odb.view.dashboard.client.exceptions.ChartSettingsNotValidException;
import com.sencha.gxt.chart.client.chart.series.LineSeries;
import com.sencha.gxt.data.shared.LabelProvider;
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.Resizable.Dir;
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.form.ComboBox;
import com.sencha.gxt.widget.core.client.form.TextField;
import com.sencha.gxt.widget.core.client.form.Validator;
import com.sencha.gxt.widget.core.client.form.error.DefaultEditorError;
import com.sencha.gxt.widget.core.client.form.validator.MaxLengthValidator;
import com.sencha.gxt.widget.core.client.toolbar.SeparatorToolItem;
import com.sencha.gxt.widget.core.client.toolbar.ToolBar;
public class ChartUI implements IsWidget {
private DashboardServiceAsync dashboardService = null;
private static DebugWindow dbg = DebugWindow.getInstance();
private DataSourceConfiguration dsConfig = null;
private ODBChart chart = null;
private String graphType;
final int width, height;
final Label errorLabel = new Label();
final FlexTable flexTable;
GWTPushContext pushContext = GWTPushContext.getInstance();
PushEventListener pushListener = null;
public void disableLive() {
pushContext.removePushEventListener(pushListener);
pushListener = null;
}
public void enableLive() {
pushContext.addPushEventListener(pushListener = new PushEventListener() {
public void onPushEvent() {
dashboardService.getDataUpdate(dsConfig.getDsID(), "1", dsConfig.getSeriesCount(), 1, new AsyncCallback<ArrayList<DataVO>>() {
public void onFailure(Throwable caught) {
errorLabel.setText("Error, could not get Data Update for Data Source: " + dsConfig.getDsName()
+ ". Please Contact System Support. ");
dbg.debug("Failed in getDataUpdate " + caught);
}
public void onSuccess(ArrayList<DataVO> result) {
chart.updateChartData(result.get(0), errorLabel);
flexTable.setText(1, 3, ClientCommons.dateFormat.format(new Date()));
// debug(dsConfig.getDsID() + " # " + ((com.odb.view.dashboard.client.dto.LiveChartVO) result.get(0)).getDate() + ":"
// + ((com.odb.view.dashboard.client.dto.LiveChartVO) result.get(0)).getVariable() + " | "
// + ((com.odb.view.dashboard.client.dto.LiveChartVO) result.get(0)).getVariable2() + " | "
// + ((com.odb.view.dashboard.client.dto.LiveChartVO) result.get(0)).getVariable3() + " | ");
}
});
}
}, dsConfig.getDsID());
}
public ChartUI(DashboardServiceAsync dashboardService, DataSourceConfiguration dsConfig, String graphType, int width, int height) {
this.dashboardService = dashboardService;
this.dsConfig = dsConfig;
this.width = width;
this.height = height;
this.graphType = graphType;
flexTable = createInfoTable(dsConfig.getPublisherID(), dsConfig.getDsName(), dsConfig.getDsTimeoutInterval());
}
private Widget createChart(final DataSourceConfiguration dsConfig, final String graphType, final int width, final int height) {
final ContentPanel panel = new FramedPanel();
dashboardService.getDataUpdate(dsConfig.getDsID(), "1", dsConfig.getSeriesCount(), 50, new AsyncCallback<ArrayList<DataVO>>() {
public void onFailure(Throwable caught) {
dbg.debug("Failed in getDataUpdate " + caught);
}
public void onSuccess(ArrayList<DataVO> result) {
// the panel that will hold the chart
//panel.setCollapsible(true);
dbg.debug("seriesSetCount=" + result.size());
new Draggable(panel, panel.getHeader()).setUseProxy(false);
final Resizable resize = new Resizable(panel, Dir.E, Dir.SE, Dir.S);
resize.setMinHeight(400);
resize.setMinWidth(400);
panel.setLayoutData(HasHorizontalAlignment.ALIGN_LEFT);
panel.getElement().getStyle().setMargin(2, Unit.PX);
// set a header of the panel
panel.setHeadingText(dsConfig.getDsName());
panel.setPixelSize(width, height);
panel.setBodyBorder(true);
panel.setBodyStyleName("white-bg");
try {
chart = ChartFactory.getChart(dsConfig,result,ChartType.valueOf(graphType));
final ToggleButton toggleLive = new ToggleButton("Live");
toggleLive.setValue(true,false);
// toggleLive.addValueChangeHandler(new ValueChangeHandler<Boolean>() {
//
// public void onValueChange(ValueChangeEvent<Boolean> event) {
// if (event.getValue()) {
// enableLive();
// } else {
// disableLive();
// }
//
// }
// });
toggleLive.addSelectHandler(new SelectHandler() {
public void onSelect(SelectEvent event) {
if (pushListener == null){
enableLive();
toggleLive.setValue(true, false, true);
} else {
disableLive();
toggleLive.setValue(false, false, true);
}
}
});
// final ComboBox<LineSeries<TimeSeriesDataVO>> box = new ComboBox<LineSeries<TimeSeriesDataVO>>(fieldStore,
// new LabelProvider<LineSeries<TimeSeriesDataVO>>() {
// public String getLabel(LineSeries<TimeSeriesDataVO> item) {
// return item.getYField().getPath();
// }
// });
final TextField fieldInput = new TextField();
fieldInput.setValue("first");
fieldInput.setAllowBlank(false);
fieldInput.addValidator(new MaxLengthValidator(20));
final RegExp regex = RegExp.compile("\\s");
fieldInput.addValidator(new Validator<String>() {
public List<EditorError> validate(Editor<String> editor, String value) {
if (regex.test(value)) {
List<EditorError> errors = new ArrayList<EditorError>();
errors.add(new DefaultEditorError(editor, "Field name cannot contain spaces.", ""));
return errors;
}
return null;
}
});
TextButton add = new TextButton("Add");
add.addSelectHandler(new SelectHandler() {
public void onSelect(SelectEvent event) {
// String field = fieldInput.getValue();
// if (fieldInput.isCurrentValid() && field.length() > 0 && fieldStore.findModelWithKey(field) == null && fieldStore.size() < 10) {
// for (int i = 0; i < store.size(); i++) {
// TimeSeriesDataVO item = store.get(i);
// item.put(field, Math.random() * 100);
// }
// LineSeries<TimeSeriesDataVO> series = createLine(field);
// fieldStore.add(series);
// axis.addField(series.getYField());
// chart.addSeries(series);
// chart.redrawChart();
// }
}
});
TextButton remove = new TextButton("Remove");
remove.addSelectHandler(new SelectHandler() {
public void onSelect(SelectEvent event) {
// String field = box.getText();
// LineSeries<TimeSeriesDataVO> series = fieldStore.findModelWithKey(field);
// if (field.length() > 0 && series != null && fieldStore.size() > 0) {
// for (int i = 0; i < store.size(); i++) {
// TimeSeriesDataVO item = store.get(i);
// item.remove(field);
// }
// fieldStore.remove(series);
// axis.removeField(series.getYField());
// chart.removeSeries(series);
// chart.redrawChart();
// }
// box.clear();
}
});
ToolBar toolBar = new ToolBar();
toolBar.add(toggleLive);
toolBar.add(new SeparatorToolItem());
toolBar.add(add);
toolBar.add(fieldInput);
toolBar.add(new SeparatorToolItem());
toolBar.add(remove);
// toolBar.add(box);
VerticalLayoutContainer layout2 = new VerticalLayoutContainer();
toolBar.setLayoutData(new VerticalLayoutData(1, -1));
layout2.add(toolBar);
// chart.setLayoutData(new VerticalLayoutData(1, 1));
layout2.add(chart.asWidget());
final VerticalLayoutContainer layout = new VerticalLayoutContainer();
layout.setBorders(true);
// table that provide the data source information
layout.add(flexTable, new VerticalLayoutData(1, height / 10));
errorLabel.setHeight("20px");
errorLabel.setText("");
layout.add(layout2,new VerticalLayoutData(1, 1));
layout.add(errorLabel);
enableLive();
panel.add(layout);
} catch (ChartSettingsNotValidException e) {
errorLabel.setText(e.getMessage());
dbg.debug("Failed in createChart " + e);
}
}
});
return panel;
}
private FlexTable createInfoTable(String publisherID, String dsName, Long timeoutInterval) {
FlexTable table = new FlexTable();
table.setText(0, 0, "Publisher ID:");
table.getFlexCellFormatter().addStyleName(0, 0, "nameText");
table.getFlexCellFormatter().setWidth(0, 0, "20%");
table.getFlexCellFormatter().setHorizontalAlignment(0, 0, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(0, 0, false);
table.setText(0, 1, publisherID);
table.getFlexCellFormatter().addStyleName(0, 1, "valueText");
table.getFlexCellFormatter().setWidth(0, 1, "30%");
table.getFlexCellFormatter().setHorizontalAlignment(0, 1, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(0, 1, false);
table.setText(0, 2, "Data Source Name:");
table.getFlexCellFormatter().addStyleName(0, 2, "nameText");
table.getFlexCellFormatter().setWidth(0, 2, "20%");
table.getFlexCellFormatter().setHorizontalAlignment(0, 2, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(0, 2, false);
table.setText(0, 3, dsName);
table.getFlexCellFormatter().addStyleName(0, 3, "valueText");
table.getFlexCellFormatter().setWidth(0, 3, "30%");
table.getFlexCellFormatter().setHorizontalAlignment(0, 3, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(0, 3, false);
table.setText(1, 0, "Timeout Interval (milis):");
table.getFlexCellFormatter().addStyleName(1, 0, "nameText");
table.getFlexCellFormatter().setWidth(1, 0, "20%");
table.getFlexCellFormatter().setHorizontalAlignment(1, 0, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(1, 0, false);
table.setText(1, 1, timeoutInterval.toString());
table.getFlexCellFormatter().addStyleName(1, 1, "valueText");
table.getFlexCellFormatter().setWidth(1, 1, "30%");
table.getFlexCellFormatter().setHorizontalAlignment(1, 1, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(1, 1, false);
table.setText(1, 2, "Last Update:");
table.getFlexCellFormatter().addStyleName(1, 2, "nameText");
table.getFlexCellFormatter().setWidth(1, 2, "20%");
table.getFlexCellFormatter().setHorizontalAlignment(1, 2, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(1, 2, false);
table.setText(1, 3, ClientCommons.dateFormat.format(new Date()));
table.getFlexCellFormatter().addStyleName(1, 3, "valueText");
table.getFlexCellFormatter().setWidth(1, 3, "30%");
table.getFlexCellFormatter().setHorizontalAlignment(1, 3, HorizontalAlignmentConstant.startOf(Direction.LTR));
table.getFlexCellFormatter().setWordWrap(1, 3, false);
return table;
}
public Widget asWidget() {
return createChart(dsConfig, graphType, width, height);
}
}