diff options
Diffstat (limited to 'src/com.gluster.storage.management.console/src/com/gluster/storage/management/console/utils/ChartViewerComposite.java')
| -rw-r--r-- | src/com.gluster.storage.management.console/src/com/gluster/storage/management/console/utils/ChartViewerComposite.java | 475 |
1 files changed, 0 insertions, 475 deletions
diff --git a/src/com.gluster.storage.management.console/src/com/gluster/storage/management/console/utils/ChartViewerComposite.java b/src/com.gluster.storage.management.console/src/com/gluster/storage/management/console/utils/ChartViewerComposite.java deleted file mode 100644 index 9e67ed29..00000000 --- a/src/com.gluster.storage.management.console/src/com/gluster/storage/management/console/utils/ChartViewerComposite.java +++ /dev/null @@ -1,475 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2011 Gluster, Inc. <http://www.gluster.com> - * This file is part of Gluster Management Console. - * - * Gluster Management Console is free software; you can redistribute it and/or - * modify it under the terms of the GNU Affero General Public License as published - * by the Free Software Foundation; either version 3 of the License, or - * (at your option) any later version. - * - * Gluster Management Console is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY - * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License - * for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see - * <http://www.gnu.org/licenses/>. - *******************************************************************************/ -package com.gluster.storage.management.console.utils; - -import java.util.Arrays; -import java.util.Collections; -import java.util.logging.Level; -import java.util.logging.Logger; - -import org.eclipse.birt.chart.api.ChartEngine; -import org.eclipse.birt.chart.device.IDeviceRenderer; -import org.eclipse.birt.chart.device.IUpdateNotifier; -import org.eclipse.birt.chart.exception.ChartException; -import org.eclipse.birt.chart.factory.GeneratedChartState; -import org.eclipse.birt.chart.factory.Generator; -import org.eclipse.birt.chart.model.Chart; -import org.eclipse.birt.chart.model.ChartWithoutAxes; -import org.eclipse.birt.chart.model.attribute.Anchor; -import org.eclipse.birt.chart.model.attribute.AxisType; -import org.eclipse.birt.chart.model.attribute.Bounds; -import org.eclipse.birt.chart.model.attribute.ChartDimension; -import org.eclipse.birt.chart.model.attribute.LineAttributes; -import org.eclipse.birt.chart.model.attribute.LineStyle; -import org.eclipse.birt.chart.model.attribute.Position; -import org.eclipse.birt.chart.model.attribute.Text; -import org.eclipse.birt.chart.model.attribute.TickStyle; -import org.eclipse.birt.chart.model.attribute.impl.BoundsImpl; -import org.eclipse.birt.chart.model.attribute.impl.ColorDefinitionImpl; -import org.eclipse.birt.chart.model.attribute.impl.JavaDateFormatSpecifierImpl; -import org.eclipse.birt.chart.model.attribute.impl.LineAttributesImpl; -import org.eclipse.birt.chart.model.attribute.impl.NumberFormatSpecifierImpl; -import org.eclipse.birt.chart.model.component.Axis; -import org.eclipse.birt.chart.model.component.Series; -import org.eclipse.birt.chart.model.component.impl.SeriesImpl; -import org.eclipse.birt.chart.model.data.DateTimeDataElement; -import org.eclipse.birt.chart.model.data.DateTimeDataSet; -import org.eclipse.birt.chart.model.data.NumberDataSet; -import org.eclipse.birt.chart.model.data.SeriesDefinition; -import org.eclipse.birt.chart.model.data.TextDataSet; -import org.eclipse.birt.chart.model.data.impl.DateTimeDataElementImpl; -import org.eclipse.birt.chart.model.data.impl.DateTimeDataSetImpl; -import org.eclipse.birt.chart.model.data.impl.NumberDataElementImpl; -import org.eclipse.birt.chart.model.data.impl.NumberDataSetImpl; -import org.eclipse.birt.chart.model.data.impl.SeriesDefinitionImpl; -import org.eclipse.birt.chart.model.data.impl.TextDataSetImpl; -import org.eclipse.birt.chart.model.impl.ChartWithAxesImpl; -import org.eclipse.birt.chart.model.impl.ChartWithoutAxesImpl; -import org.eclipse.birt.chart.model.layout.Legend; -import org.eclipse.birt.chart.model.layout.Plot; -import org.eclipse.birt.chart.model.type.AreaSeries; -import org.eclipse.birt.chart.model.type.PieSeries; -import org.eclipse.birt.chart.model.type.impl.AreaSeriesImpl; -import org.eclipse.birt.chart.model.type.impl.PieSeriesImpl; -import org.eclipse.birt.core.framework.PlatformConfig; -import org.eclipse.core.runtime.Platform; -import org.eclipse.swt.events.ControlEvent; -import org.eclipse.swt.events.ControlListener; -import org.eclipse.swt.events.PaintEvent; -import org.eclipse.swt.events.PaintListener; -import org.eclipse.swt.graphics.GC; -import org.eclipse.swt.graphics.Image; -import org.eclipse.swt.graphics.Rectangle; -import org.eclipse.swt.widgets.Composite; - -import com.ibm.icu.util.Calendar; - -/** - * - */ -public final class ChartViewerComposite extends Composite implements PaintListener, IUpdateNotifier { - - public enum CHART_TYPE { - PIE, LINE - }; - - private IDeviceRenderer deviceReader = null; - private Chart chart = null; - private GeneratedChartState generatedChartState = null; - private boolean needsGeneration = true; - - private static Logger logger = Logger.getLogger(ChartViewerComposite.class.getName()); - - /** - * @param parent - * Parent composite of this pie chart viewer composite - * @param style - * SWT style to be used - * @param categories - * Categories of the pie chart - * @param values - * Values of each category in the pie chart Constructs a pie - * chart viewer composite for given categories and values - */ - public ChartViewerComposite(Composite parent, int style, String[] categories, Double[] values) { - super(parent, style); - init(); - - chart = createPieChart(categories, values); - addPaintListener(this); - } - - /** - * @param parent - * Parent composite of this pie chart viewer composite - * @param style - * SWT style to be used - * @param categories - * Categories of the pie chart - * @param values - * Values of each category in the pie chart Constructs a pie - * chart viewer composite for given categories and values - * @param maxValue - */ - public ChartViewerComposite(Composite parent, int style, Calendar[] categories, Double[] values, String unit, String timestampFormat, double maxValue) { - super(parent, style); - init(); - - createSingleAreaChart(categories, values, unit, timestampFormat, maxValue); - addPaintListener(this); - } - - public void init() { - try { - PlatformConfig config = new PlatformConfig(); - config.setBIRTHome(Platform.getInstallLocation().getURL().getPath()); - // Get the connection with SWT device to render the graphics. - deviceReader = ChartEngine.instance(config).getRenderer("dv.SWT");//$NON-NLS-1$ - } catch (ChartException ex) { - logger.log(Level.SEVERE, "Could not create Chart Renderer for SWT", ex); - } - - addControlListener(new ControlListener() { - - public void controlMoved(ControlEvent e) { - needsGeneration = true; - } - - public void controlResized(ControlEvent e) { - needsGeneration = true; - } - }); - } - - private void createSingleAreaChart(Calendar[] timestamps, Double[] values, String unit, String timestampFormat, double maxValue) { - createAreaChart(timestamps, new Double[][] {values}, unit, timestampFormat, maxValue); - } - - /** - * Creates a line chart model as a reference implementation - * @param maxValue - * - * @return An instance of the simulated runtime chart model (containing - * filled datasets) - */ - private final void createAreaChart(Calendar[] timestamps, Double[][] values, final String unit, final String timestampFormat, double maxValue) { - chart = ChartWithAxesImpl.create(); - // Plot - chart.getBlock().setBackground(ColorDefinitionImpl.WHITE()); - Plot p = chart.getPlot(); - p.getClientArea().setBackground(ColorDefinitionImpl.WHITE()); - p.setBackground(ColorDefinitionImpl.WHITE()); - - // Title - chart.getTitle().getLabel().getCaption().setValue("Line Chart");//$NON-NLS-1$ - chart.getTitle().setVisible(false); - chart.getTitle().getLabel().setVisible(true); - chart.getTitle().getInsets().set(0, 10, 0, 0); - chart.getTitle().setAnchor(Anchor.SOUTH_LITERAL); - - // Legend - Legend lg = chart.getLegend(); - lg.setVisible(false); - LineAttributes lia = lg.getOutline( ); - lia.setStyle( LineStyle.SOLID_LITERAL ); - lg.getText( ).getFont( ).setSize( 10 ); - //lg.getInsets( ).set( 10, 5, 0, 0 ); - lg.getInsets( ).set( 0, 0, 0, 0 ); - lg.getOutline( ).setVisible( false ); - lg.setAnchor( Anchor.NORTH_LITERAL ); - - updateDataSet(timestamps, values, unit, timestampFormat, maxValue); - } - - private void updateDataSet(Calendar[] timestamps, Double[][] values, final String unit, final String timestampFormat, double maxValue) { - Axis xAxisPrimary = setupXAxis(timestamps, timestampFormat); - - if(maxValue <= 0) { - maxValue = getMaxValue(values); - } - Axis yAxisPrimary = setupYAxis(unit, xAxisPrimary, maxValue); - configureXSeries(timestamps, xAxisPrimary); - configureYSeries(values, yAxisPrimary); - } - - private double getMaxValue(Double[][] values) { - double maxValue = -1; - for(Double[] seriesValues : values) { - double seriesMaxVal = Collections.max(Arrays.asList(seriesValues)); - if(seriesMaxVal > maxValue) { - maxValue = Math.round(seriesMaxVal) + 5 - (Math.round(seriesMaxVal) % 5); - } - } - return maxValue; - } - - private void configureYSeries(Double[][] values, Axis yAxisPrimary) { - SeriesDefinition sdY = SeriesDefinitionImpl.create(); - sdY.getSeriesPalette().shift(-3); - yAxisPrimary.getSeriesDefinitions().add(sdY); - - for (int i = 0; i < values.length; i++) { - // Y-Sereis - AreaSeries ls = (AreaSeries) AreaSeriesImpl.create(); - // LineSeries ls = (LineSeries) LineSeriesImpl.create(); - - NumberDataSet orthoValues = NumberDataSetImpl.create(values[i]); - ls.setDataSet(orthoValues); - ls.getLineAttributes().setColor(ColorDefinitionImpl.create(50, 50, 255)); -// for (int j = 0; j < ls.getMarkers().size(); j++) { -// ( (Marker) ls.getMarkers( ).get( j ) ).setType( MarkerType.CIRCLE_LITERAL); -// ((Marker) ls.getMarkers().get(j)).setVisible(true); -// } - ls.setTranslucent(true); - // don't show values on each point on the line chart - ls.getLabel().setVisible(false); - sdY.getSeries().add(ls); - } - } - - private void configureXSeries(Calendar[] timestamps, Axis xAxisPrimary) { - // Data Set - DateTimeDataSet categoryValues = DateTimeDataSetImpl.create(timestamps); - - // X-Series - Series seCategory = SeriesImpl.create(); - seCategory.setDataSet(categoryValues); - SeriesDefinition sdX = SeriesDefinitionImpl.create(); - - xAxisPrimary.getSeriesDefinitions().add(sdX); - sdX.getSeries().add(seCategory); - } - - private Axis setupYAxis(final String unit, Axis xAxisPrimary, double maxValue) { - Axis yAxisPrimary = ((ChartWithAxesImpl)chart).getPrimaryOrthogonalAxis(xAxisPrimary); - if(maxValue > 0) { - yAxisPrimary.getScale().setMax(NumberDataElementImpl.create(maxValue)); - yAxisPrimary.getScale().setStep(maxValue / 5); - } - yAxisPrimary.getScale().setMin(NumberDataElementImpl.create(0)); - yAxisPrimary.setGapWidth(0); - yAxisPrimary.getScale().setMajorGridsStepNumber(1); - yAxisPrimary.getMajorGrid().setTickStyle(TickStyle.LEFT_LITERAL); - yAxisPrimary.getMajorGrid().setLineAttributes(LineAttributesImpl.create(ColorDefinitionImpl.GREY(), LineStyle.SOLID_LITERAL, 1)); - yAxisPrimary.getLabel().setVisible(true); - yAxisPrimary.getLabel().getCaption().getFont().setSize(8); - yAxisPrimary.setFormatSpecifier(new NumberFormatSpecifierImpl() { - @Override - public String getSuffix() { - return " " + unit; - } - }); - return yAxisPrimary; - } - - private Axis setupXAxis(Calendar[] timestamps, final String timestampFormat) { - Axis xAxisPrimary = ((ChartWithAxesImpl)chart).getPrimaryBaseAxes()[0]; - xAxisPrimary.setType(AxisType.TEXT_LITERAL); - DateTimeDataElement dtde = DateTimeDataElementImpl.create(timestamps[timestamps.length-1]); - DateTimeDataElement dtde1 = DateTimeDataElementImpl.create(timestamps[0]); - xAxisPrimary.getScale().setMax(dtde); - xAxisPrimary.getScale().setStep((dtde.getValue() - dtde1.getValue())/ 10); - xAxisPrimary.getScale().setMajorGridsStepNumber(timestamps.length > 10 ? timestamps.length / 10 : 1); - //xAxisPrimary.getMajorGrid().setTickStyle(TickStyle.ABOVE_LITERAL); - xAxisPrimary.getMajorGrid().getTickAttributes().setVisible(false); - xAxisPrimary.getMajorGrid().setLineAttributes(LineAttributesImpl.create(ColorDefinitionImpl.GREY(), LineStyle.SOLID_LITERAL, 1)); - xAxisPrimary.getTitle().setVisible(false); - xAxisPrimary.getTitle().getInsets().set(1, 1, 1, 1); - xAxisPrimary.getLabel().getInsets().set(1, 1, 1, 1); - //xAxisPrimary.getLabel().getCaption().setFont(createChartFont()); - xAxisPrimary.getLabel( ).getCaption( ).getFont( ).setSize(8); - //commenting to check whether this is causing the problem on windows - //xAxisPrimary.getLabel( ).getCaption( ).getFont( ).setRotation( 75 ); - xAxisPrimary.setFormatSpecifier( JavaDateFormatSpecifierImpl.create( timestampFormat ) ); - return xAxisPrimary; - } - - /** - * @param categories - * Categories of the pie chart - * @param values - * Values of each category in the pie chart - * @return The chart object created for given categories and values - */ - public static final Chart createPieChart(String[] categories, Double[] values) { - ChartWithoutAxes pieChart = ChartWithoutAxesImpl.create(); - - // script hook to NOT show the label if value is zero - pieChart.setScript("function beforeDrawDataPointLabel( dph, label, icsc ){ if (dph.getOrthogonalValue() == 0){ label.setVisible(false); } } "); - - // Plot - pieChart.setSeriesThickness(10); - pieChart.setDimension(ChartDimension.TWO_DIMENSIONAL_WITH_DEPTH_LITERAL); - pieChart.getBlock().setBackground(ColorDefinitionImpl.WHITE()); - Plot p = pieChart.getPlot(); - - p.getClientArea().setBackground(null); - p.getClientArea().getOutline().setVisible(false); - p.getOutline().setVisible(false); - - // Legend - Legend lg = pieChart.getLegend(); - lg.setMaxPercent(0.7); - lg.getText().getFont().setSize(9); - lg.setBackground(null); - lg.getOutline().setVisible(false); - lg.setVisible(true); - - // Title - pieChart.getTitle().getLabel().getCaption().setValue("Pie Chart");//$NON-NLS-1$ - pieChart.getTitle().getOutline().setVisible(false); - pieChart.getTitle().setVisible(false); - - TextDataSet categoryValues = TextDataSetImpl.create(categories); - NumberDataSet seriesOneValues = NumberDataSetImpl.create(values); - - // Base Series - Series seCategory = SeriesImpl.create(); - seCategory.setDataSet(categoryValues); - - SeriesDefinition sd = SeriesDefinitionImpl.create(); - pieChart.getSeriesDefinitions().add(sd); - sd.setSeriesPalette(new GlusterChartPalette()); - sd.getSeriesPalette().shift(0); - sd.getSeries().add(seCategory); - - // Orthogonal Series - PieSeries sePie = (PieSeries) PieSeriesImpl.create(); - sePie.setRatio(0.60); - sePie.setDataSet(seriesOneValues); - sePie.setSeriesIdentifier("Chart");//$NON-NLS-1$ - sePie.getTitle().setVisible(false); // no title - sePie.getLabel().setVisible(true); // show label (values) - sePie.setExplosion(0); // no gap between the pie slices - sePie.setLabelPosition(Position.INSIDE_LITERAL); - Text labelCaption = sePie.getLabel().getCaption(); - labelCaption.setColor(ColorDefinitionImpl.CYAN()); - labelCaption.getFont().setSize(8); - labelCaption.getFont().setBold(true); - - SeriesDefinition seriesDefinition = SeriesDefinitionImpl.create(); - seriesDefinition.getQuery().setDefinition("query.definition");//$NON-NLS-1$ - sd.getSeriesDefinitions().add(seriesDefinition); - seriesDefinition.getSeries().add(sePie); - - return pieChart; - } - - /* - * (non-Javadoc) - * - * @see - * org.eclipse.swt.events.PaintListener#paintControl(org.eclipse.swt.events - * .PaintEvent) - */ - public final void paintControl(PaintEvent e) { - Rectangle d = ((Composite) e.getSource()).getBounds(); - Image imgChart = new Image(this.getDisplay(), d); - GC gcImage = new GC(imgChart); - deviceReader.setProperty(IDeviceRenderer.GRAPHICS_CONTEXT, gcImage); - deviceReader.setProperty(IDeviceRenderer.UPDATE_NOTIFIER, this); - - Bounds bo = BoundsImpl.create(0, 0, d.width, d.height); - bo.scale(71d / deviceReader.getDisplayServer().getDpiResolution()); - - Generator gr = Generator.instance(); - if (needsGeneration) { - needsGeneration = false; - try { - generatedChartState = gr.build(deviceReader.getDisplayServer(), chart, bo, null, null, null); - } catch (ChartException ce) { - ce.printStackTrace(); - } - } - - try { - gr.render(deviceReader, generatedChartState); - GC gc = e.gc; - gc.drawImage(imgChart, d.x, d.y); - } catch (ChartException gex) { - logger.log(Level.SEVERE, "Exception while rendering pie chart [" + gex.getMessage() + "]", gex); - } - } - -// public void chartRefresh(Calendar[] timestamps, Double[][] values, String unit, String timestampFormat) -// { -// if ( !isDisposed( ) ) -// { -// final Generator gr = Generator.instance( ); -// updateDataSet( timestamps, values, unit, timestampFormat); -// -// // Refresh -// try -// { -// gr.refresh( generatedChartState ); -// } -// catch ( ChartException ex ) -// { -// // TODO: log the exception -// ex.printStackTrace( ); -// } -// redraw( ); -// } -// } - - /* - * (non-Javadoc) - * - * @see org.eclipse.birt.chart.device.IUpdateNotifier#getDesignTimeModel() - */ - public Chart getDesignTimeModel() { - return chart; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.birt.chart.device.IUpdateNotifier#getRunTimeModel() - */ - public Chart getRunTimeModel() { - return generatedChartState.getChartModel(); - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.birt.chart.device.IUpdateNotifier#peerInstance() - */ - public Object peerInstance() { - return this; - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.birt.chart.device.IUpdateNotifier#regenerateChart() - */ - public void regenerateChart() { - redraw(); - } - - /* - * (non-Javadoc) - * - * @see org.eclipse.birt.chart.device.IUpdateNotifier#repaintChart() - */ - public void repaintChart() { - redraw(); - } -}
\ No newline at end of file |