org.dashbuilder.renderer.lienzo.client.LienzoXYChartDisplayerView Maven / Gradle / Ivy
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/*
* Copyright 2014 Red Hat, Inc. and/or its affiliates.
*
* 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.
*/
package org.dashbuilder.renderer.lienzo.client;
import com.ait.lienzo.charts.client.core.axis.CategoryAxis;
import com.ait.lienzo.charts.client.core.axis.NumericAxis;
import com.ait.lienzo.charts.client.core.xy.XYChart;
import com.ait.lienzo.charts.client.core.xy.XYChartData;
import com.ait.lienzo.charts.client.core.xy.XYChartSeries;
import com.ait.lienzo.charts.client.core.xy.event.ValueSelectedEvent;
import com.ait.lienzo.charts.client.core.xy.event.ValueSelectedHandler;
import com.ait.lienzo.charts.shared.core.types.ChartOrientation;
import com.google.gwt.core.client.GWT;
public abstract class LienzoXYChartDisplayerView
extends LienzoCategoriesDisplayerView
implements LienzoXYChartDisplayer.View {
protected String xAxisTitle = null;
protected String yAxisTitle = null;
protected boolean showXLabels = false;
protected boolean showYLabels = false;
protected boolean horizontal = false;
@Override
public void setShowXLabels(boolean showXLabels) {
this.showXLabels = showXLabels;
}
@Override
public void setShowYLabels(boolean showYLabels) {
this.showYLabels = showYLabels;
}
@Override
public void setXAxisTitle(String xAxisTitle) {
this.xAxisTitle = xAxisTitle;
}
@Override
public void setYAxisTitle(String yAxisTitle) {
this.yAxisTitle = yAxisTitle;
}
@Override
public void setHorizontal(boolean horizontal) {
this.horizontal = horizontal;
}
protected void configureChart(C chart) {
chart.setOrientation(horizontal ? ChartOrientation.HORIZNONAL : ChartOrientation.VERTICAL);
chart.setShowCategoriesAxisTitle(showXLabels);
chart.setShowValuesAxisTitle(showYLabels);
// TODO: Category and Number types?
CategoryAxis categoryAxis = new CategoryAxis(xAxisTitle);
NumericAxis numericAxis = new NumericAxis(yAxisTitle);
chart.setCategoriesAxis(categoryAxis);
chart.setValuesAxis(numericAxis);
if (filterEnabled) {
chart.addValueSelectedHandler(new ValueSelectedHandler() {
public void onValueSelected(ValueSelectedEvent event) {
GWT.log("filtering by serie [" + event.getSeries() + "], " +
"column [" + event.getColumn() + "] " +
"and row [" + event.getRow() + "]");
getPresenter().onCategorySelected(event.getColumn(), event.getRow());
}
});
}
super.configureChart(chart);
}
// Data generation
protected XYChartData createChartData() {
XYChartData chartData = new XYChartData(getDataTable());
if (categoriesColumn != null) {
if (!seriesColumnList.isEmpty()) {
chartData.setCategoryAxisProperty(categoriesColumn.columnId);
for (int i=0; i