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AllocationsHistoryGraphPanel.java

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package org.netbeans.lib.profiler.ui.graphs;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.awt.Insets;
import java.util.Date;
import javax.swing.Action;
import javax.swing.BorderFactory;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JScrollBar;
import javax.swing.SwingConstants;
import javax.swing.border.BevelBorder;
import org.netbeans.lib.profiler.charts.ChartItem;
import org.netbeans.lib.profiler.charts.ItemsModel;
import org.netbeans.lib.profiler.charts.PaintersModel;
import org.netbeans.lib.profiler.charts.axis.AxisComponent;
import org.netbeans.lib.profiler.charts.axis.BytesAxisUtils;
import org.netbeans.lib.profiler.charts.axis.BytesMarksPainter;
import org.netbeans.lib.profiler.charts.axis.SimpleLongMarksPainter;
import org.netbeans.lib.profiler.charts.axis.TimeMarksPainter;
import org.netbeans.lib.profiler.charts.axis.TimelineMarksComputer;
import org.netbeans.lib.profiler.charts.swing.CrossBorderLayout;
import org.netbeans.lib.profiler.charts.swing.LongRect;
import org.netbeans.lib.profiler.charts.xy.BytesXYItemMarksComputer;
import org.netbeans.lib.profiler.charts.xy.CompoundXYItemPainter;
import org.netbeans.lib.profiler.charts.xy.DecimalXYItemMarksComputer;
import org.netbeans.lib.profiler.charts.xy.XYItem;
import org.netbeans.lib.profiler.charts.xy.XYItemPainter;
import org.netbeans.lib.profiler.charts.xy.synchronous.SynchronousXYItem;
import org.netbeans.lib.profiler.charts.xy.synchronous.SynchronousXYItemMarker;
import org.netbeans.lib.profiler.charts.xy.synchronous.SynchronousXYItemPainter;
import org.netbeans.lib.profiler.results.DataManagerListener;
import org.netbeans.lib.profiler.ui.charts.xy.ProfilerXYChart;
import org.netbeans.lib.profiler.ui.charts.xy.ProfilerXYTooltipOverlay;
import org.netbeans.lib.profiler.ui.charts.xy.ProfilerXYTooltipPainter;
import org.netbeans.lib.profiler.ui.charts.xy.ProfilerXYTooltipModel;
import org.netbeans.lib.profiler.ui.components.ColorIcon;
import org.netbeans.lib.profiler.ui.memory.ClassHistoryModels;


/**
 *
 * @author Jiri Sedlacek
 */
00090 public final class AllocationsHistoryGraphPanel extends GraphPanel {

    private ProfilerXYChart chart;
    private Action[] chartActions;

    private final ClassHistoryModels models;


    // --- Constructors --------------------------------------------------------

    public static AllocationsHistoryGraphPanel createPanel(ClassHistoryModels models) {
        return new AllocationsHistoryGraphPanel(models);
    }

    private AllocationsHistoryGraphPanel(ClassHistoryModels models) {

        // Save models and panel type
        this.models = models;

        // Create UI
        initComponents();

        // Register listener
        models.getDataManager().addDataListener(new DataManagerListener() {
            public void dataChanged() { updateData(); }
            public void dataReset() { resetData(); }
        });

        // Initialize chart & legend
        resetData();
    }


    // --- GraphPanel implementation -------------------------------------------

    public Action[] getActions() {
        return chartActions;
    }


    // --- Private implementation ----------------------------------------------

    private void updateData() {
    }

    private void resetData() {
        chart.setScale(INITIAL_CHART_SCALEX, 1);
        chart.setOffset(0, 0);
        chart.setFitsWidth(false);
        chart.setInitialDataBounds(new LongRect(System.currentTimeMillis(), 0,
                                       2500, GraphsUI.A_ALLOC_OBJECTS_INITIAL_VALUE));
    }


    private void initComponents() {
        // Painters model
        PaintersModel paintersModel = createAllocPaintersModel();

        // Chart
        chart = createChart(models.allocationsItemsModel(),
                            paintersModel, false);
        chart.setBackground(GraphsUI.CHART_BACKGROUND_COLOR);
        chart.setViewInsets(new Insets(10, 0, 0, 0));

        // Horizontal axis
        AxisComponent hAxis =
                new AxisComponent(chart, new TimelineMarksComputer(
                         models.allocationsItemsModel().getTimeline(),
                         chart.getChartContext(), SwingConstants.HORIZONTAL),
                         new TimeMarksPainter(),
                         SwingConstants.SOUTH, AxisComponent.MESH_FOREGROUND);

        // Allocated objects axis
        XYItem allocObjectsItem = models.allocationsItemsModel().getItem(0);
        XYItemPainter allocObjectsPainter = (XYItemPainter)paintersModel.getPainter(allocObjectsItem);
        SimpleLongMarksPainter allocObjectsMarksPainter = new SimpleLongMarksPainter();
        allocObjectsMarksPainter.setForeground(GraphsUI.A_ALLOC_OBJECTS_PAINTER_LINE_COLOR);
        AxisComponent tAxis =
                new AxisComponent(chart, new DecimalXYItemMarksComputer(
                         allocObjectsItem, allocObjectsPainter, chart.getChartContext(),
                         SwingConstants.VERTICAL),
                         allocObjectsMarksPainter, SwingConstants.WEST,
                         AxisComponent.MESH_FOREGROUND);

        // Allocated bytes axis
        XYItem allocBytesItem = models.allocationsItemsModel().getItem(1);
        XYItemPainter allocBytesPainter = (XYItemPainter)paintersModel.getPainter(allocBytesItem);
        BytesMarksPainter allocBytesMarksPainter = new BytesMarksPainter();
        allocBytesMarksPainter.setForeground(GraphsUI.A_ALLOC_BYTES_PAINTER_LINE_COLOR);
        AxisComponent cAxis =
                new AxisComponent(chart, new BytesXYItemMarksComputer(
                         allocBytesItem, allocBytesPainter, chart.getChartContext(),
                         SwingConstants.VERTICAL),
                         allocBytesMarksPainter, SwingConstants.EAST,
                         AxisComponent.NO_MESH);

        // Chart panel (chart & axes)
        JPanel chartPanel = new JPanel(new CrossBorderLayout());
        chartPanel.setBackground(GraphsUI.CHART_BACKGROUND_COLOR);
        chartPanel.setBorder(BorderFactory.createMatteBorder(
                             10, 10, 10, 10, GraphsUI.CHART_BACKGROUND_COLOR));
        chartPanel.add(chart, new Integer[] { SwingConstants.CENTER });
        chartPanel.add(hAxis, new Integer[] { SwingConstants.SOUTH,
                                              SwingConstants.SOUTH_WEST,
                                              SwingConstants.SOUTH_EAST });
        chartPanel.add(tAxis, new Integer[] { SwingConstants.WEST,
                                              SwingConstants.SOUTH_WEST });
        chartPanel.add(cAxis, new Integer[] { SwingConstants.EAST,
                                              SwingConstants.SOUTH_EAST });

        // Setup tooltip painter
        ProfilerXYTooltipPainter tooltipPainter = new ProfilerXYTooltipPainter(
                                            GraphsUI.TOOLTIP_OVERLAY_LINE_WIDTH,
                                            GraphsUI.TOOLTIP_OVERLAY_LINE_COLOR,
                                            GraphsUI.TOOLTIP_OVERLAY_FILL_COLOR,
                                            getTooltipModel());

        // Customize chart
        chart.addOverlayComponent(new ProfilerXYTooltipOverlay(chart,
                                                               tooltipPainter));

        // Chart scrollbar
        JScrollBar hScrollBar = new JScrollBar(JScrollBar.HORIZONTAL);
        chart.attachHorizontalScrollBar(hScrollBar);

        // Chart container (chart panel & scrollbar)
        JPanel chartContainer = new JPanel(new BorderLayout());
        chartContainer.setBorder(new BevelBorder(BevelBorder.LOWERED));
        chartContainer.add(chartPanel, BorderLayout.CENTER);
        chartContainer.add(hScrollBar, BorderLayout.SOUTH);

        // Allocated Objects
        JLabel allocObjectsBig = new JLabel(GraphsUI.A_ALLOC_OBJECTS_NAME,
                                        new ColorIcon(GraphsUI.
                                        A_ALLOC_OBJECTS_PAINTER_LINE_COLOR, Color.
                                        BLACK, 18, 9), SwingConstants.LEADING);
        allocObjectsBig.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 0));

        // Allocated Bytes
        JLabel allocBytesBig = new JLabel(GraphsUI.A_ALLOC_BYTES_NAME,
                                        new ColorIcon(GraphsUI.
                                        A_ALLOC_BYTES_PAINTER_LINE_COLOR, Color.
                                        BLACK, 18, 9), SwingConstants.LEADING);
        allocBytesBig.setBorder(BorderFactory.createEmptyBorder(0, 5, 0, 0));

        // Legend container
        JPanel bigLegendPanel = new JPanel(new FlowLayout(FlowLayout.TRAILING, 10, 10));
        bigLegendPanel.add(allocObjectsBig);
        bigLegendPanel.add(allocBytesBig);

        // Master UI
        setLayout(new BorderLayout());
        add(chartContainer, BorderLayout.CENTER);
        add(bigLegendPanel, BorderLayout.SOUTH);


        // Toolbar actions
        chartActions = new Action[] { chart.zoomInAction(),
                                      chart.zoomOutAction(),
                                      chart.toggleViewAction()};

    }

    protected ProfilerXYTooltipModel createTooltipModel() {
        return new ProfilerXYTooltipModel() {

            public String getTimeValue(long timestamp) {
                return DATE_FORMATTER.format(new Date(timestamp));
            }

            public int getRowsCount() {
                return 2;
            }

            public String getRowName(int index) {
                switch (index) {
                    case 0:
                        return GraphsUI.A_ALLOC_OBJECTS_NAME;
                    case 1:
                        return GraphsUI.A_ALLOC_BYTES_NAME;
                    default:
                        return null;
                }
            }

            public Color getRowColor(int index) {
                switch (index) {
                    case 0:
                        return GraphsUI.A_ALLOC_OBJECTS_PAINTER_LINE_COLOR;
                    case 1:
                        return GraphsUI.A_ALLOC_BYTES_PAINTER_LINE_COLOR;
                    default:
                        return null;
                }
            }

            public String getRowValue(int index, long itemValue) {
                return INT_FORMATTER.format(itemValue);
            }

            public String getRowUnits(int index, long itemValue) {
                switch (index) {
                    case 0:
                        return ""; // NOI18N
                    case 1:
                        return BytesAxisUtils.UNITS_B;
                    default:
                        return null;
                }
            }

            public int getExtraRowsCount() {
                return getRowsCount();
            }

            public String getExtraRowName(int index) {
                return getMaxValueString(getRowName(index));
            }

            public Color getExtraRowColor(int index) {
                return getRowColor(index);
            }

            public String getExtraRowValue(int index) {
                SynchronousXYItem item = models.allocationsItemsModel().getItem(index);
                return INT_FORMATTER.format(item.getMaxYValue());
            }

            public String getExtraRowUnits(int index) {
                return getRowUnits(index, -1);
            }

        };
    }

    private PaintersModel createAllocPaintersModel() {
        // Allocated Objects
        SynchronousXYItemPainter allocObjectsPainter =
                SynchronousXYItemPainter.absolutePainter(GraphsUI.A_ALLOC_OBJECTS_PAINTER_LINE_WIDTH,
                                                      GraphsUI.A_ALLOC_OBJECTS_PAINTER_LINE_COLOR,
                                                      GraphsUI.A_ALLOC_OBJECTS_PAINTER_FILL_COLOR);
        SynchronousXYItemMarker allocObjectsMarker =
                 SynchronousXYItemMarker.absolutePainter(GraphsUI.A_ALLOC_OBJECTS_MARKER_RADIUS,
                                                      GraphsUI.A_ALLOC_OBJECTS_MARKER_LINE1_WIDTH,
                                                      GraphsUI.A_ALLOC_OBJECTS_MARKER_LINE1_COLOR,
                                                      GraphsUI.A_ALLOC_OBJECTS_MARKER_LINE2_WIDTH,
                                                      GraphsUI.A_ALLOC_OBJECTS_MARKER_LINE2_COLOR,
                                                      GraphsUI.A_ALLOC_OBJECTS_MARKER_FILL_COLOR);
        XYItemPainter aop = new CompoundXYItemPainter(allocObjectsPainter,
                                                      allocObjectsMarker);

        // Allocated Bytes
        SynchronousXYItemPainter allocatedBytesPainter =
                SynchronousXYItemPainter.relativePainter(GraphsUI.A_ALLOC_BYTES_PAINTER_LINE_WIDTH,
                                                      GraphsUI.A_ALLOC_BYTES_PAINTER_LINE_COLOR,
                                                      GraphsUI.A_ALLOC_BYTES_PAINTER_FILL_COLOR,
                                                      10);
        SynchronousXYItemMarker allocatedBytesMarker =
                 SynchronousXYItemMarker.relativePainter(GraphsUI.A_ALLOC_BYTES_MARKER_RADIUS,
                                                      GraphsUI.A_ALLOC_BYTES_MARKER_LINE1_WIDTH,
                                                      GraphsUI.A_ALLOC_BYTES_MARKER_LINE1_COLOR,
                                                      GraphsUI.A_ALLOC_BYTES_MARKER_LINE2_WIDTH,
                                                      GraphsUI.A_ALLOC_BYTES_MARKER_LINE2_COLOR,
                                                      GraphsUI.A_ALLOC_BYTES_MARKER_FILL_COLOR,
                                                      10);
        XYItemPainter abp = new CompoundXYItemPainter(allocatedBytesPainter,
                                                      allocatedBytesMarker);

        // Model
        ItemsModel items = models.allocationsItemsModel();
        PaintersModel model = new PaintersModel.Default(
                                            new ChartItem[] { items.getItem(0),
                                                              items.getItem(1) },
                                            new XYItemPainter[] { aop, abp });

        return model;
    }

}

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