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/***********************************************************************
* Copyright (c) 2004, 2005 Actuate Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Actuate Corporation - initial API and implementation
* Elliott Baron <ebaron@redhat.com> - Modified implementation
***********************************************************************/
package org.eclipse.linuxtools.internal.valgrind.massif.birt;
import org.eclipse.birt.chart.model.attribute.ActionType;
import org.eclipse.birt.chart.model.attribute.AxisType;
import org.eclipse.birt.chart.model.attribute.ChartDimension;
import org.eclipse.birt.chart.model.attribute.FontDefinition;
import org.eclipse.birt.chart.model.attribute.IntersectionType;
import org.eclipse.birt.chart.model.attribute.Marker;
import org.eclipse.birt.chart.model.attribute.MarkerType;
import org.eclipse.birt.chart.model.attribute.Orientation;
import org.eclipse.birt.chart.model.attribute.Position;
import org.eclipse.birt.chart.model.attribute.TickStyle;
import org.eclipse.birt.chart.model.attribute.TriggerCondition;
import org.eclipse.birt.chart.model.attribute.impl.CallBackValueImpl;
import org.eclipse.birt.chart.model.attribute.impl.ColorDefinitionImpl;
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.BaseSampleData;
import org.eclipse.birt.chart.model.data.DataFactory;
import org.eclipse.birt.chart.model.data.NumberDataSet;
import org.eclipse.birt.chart.model.data.OrthogonalSampleData;
import org.eclipse.birt.chart.model.data.SampleData;
import org.eclipse.birt.chart.model.data.SeriesDefinition;
import org.eclipse.birt.chart.model.data.Trigger;
import org.eclipse.birt.chart.model.data.impl.ActionImpl;
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.TriggerImpl;
import org.eclipse.birt.chart.model.impl.ChartWithAxesImpl;
import org.eclipse.birt.chart.model.layout.Legend;
import org.eclipse.birt.chart.model.layout.Plot;
import org.eclipse.birt.chart.model.type.LineSeries;
import org.eclipse.birt.chart.model.type.impl.LineSeriesImpl;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.linuxtools.internal.valgrind.massif.MassifSnapshot;
import org.eclipse.linuxtools.internal.valgrind.massif.MassifSnapshot.TimeUnit;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.FontData;
public class HeapChart extends ChartWithAxesImpl {
private static String[] byteUnits = { Messages.getString("HeapChart.B"), //$NON-NLS-1$
Messages.getString("HeapChart.KiB"), //$NON-NLS-1$
Messages.getString("HeapChart.MiB"), //$NON-NLS-1$
Messages.getString("HeapChart.GiB"), //$NON-NLS-1$
Messages.getString("HeapChart.TiB") //$NON-NLS-1$
};
private static String[] instrUnits = { Messages.getString("HeapChart.i"), //$NON-NLS-1$
Messages.getString("HeapChart.Ki"), //$NON-NLS-1$
Messages.getString("HeapChart.Mi"), //$NON-NLS-1$
Messages.getString("HeapChart.Gi"), //$NON-NLS-1$
Messages.getString("HeapChart.Ti") //$NON-NLS-1$
};
private static String[] secondUnits = { Messages.getString("HeapChart.ms"), //$NON-NLS-1$
Messages.getString("HeapChart.s") //$NON-NLS-1$
};
protected static final int BYTE_MULT = 1024;
protected static final int BYTE_LIMIT = byteUnits.length - 1;
protected static final int INSTR_MULT = 1000;
protected static final int INSTR_LIMIT = instrUnits.length - 1;
protected static final int MS_MULT = 1000;
protected static final int MS_LIMIT = secondUnits.length - 1;
protected static final int SCALING_THRESHOLD = 20;
protected String xUnits;
protected String yUnits;
public HeapChart(MassifSnapshot[] snapshots) {
TimeUnit timeUnit = snapshots[0].getUnit();
long xScaling = getXScaling(snapshots, timeUnit);
long yScaling = getYScaling(snapshots);
double[] time = new double[snapshots.length];
double[] dataUseful = new double[snapshots.length];
double[] dataExtra = new double[snapshots.length];
double[] dataStacks = null;
boolean isStack = isStackProfiled(snapshots);
if (isStack) {
dataStacks = new double[snapshots.length];
}
double[] dataTotal = new double[snapshots.length];
for (int i = 0; i < snapshots.length; i++) {
time[i] = snapshots[i].getTime() / xScaling;
dataUseful[i] = snapshots[i].getHeapBytes() / yScaling;
dataExtra[i] = snapshots[i].getHeapExtra() / yScaling;
dataTotal[i] = dataUseful[i] + dataExtra[i];
if (isStack) {
dataStacks[i] = snapshots[i].getStacks() / yScaling;
}
}
initialize();
setDimension(ChartDimension.TWO_DIMENSIONAL_LITERAL);
setType("Line Chart"); //$NON-NLS-1$
setSubType("Overlay"); //$NON-NLS-1$
Font font = JFaceResources.getDialogFont();
FontData fd = font.getFontData()[0];
// Title
FontDefinition titleFont = getTitle().getLabel().getCaption().getFont();
titleFont.setName(fd.getName());
titleFont.setSize(fd.getHeight() + 2);
// Plot
getBlock().setBackground(ColorDefinitionImpl.WHITE());
Plot p = getPlot();
p.getClientArea().setBackground(
ColorDefinitionImpl.create(255, 255, 225));
// X-Axis
Axis xAxisPrimary = getPrimaryBaseAxes()[0];
xAxisPrimary.setType(AxisType.LINEAR_LITERAL);
xAxisPrimary.getMajorGrid().setTickStyle(TickStyle.BELOW_LITERAL);
xAxisPrimary.getOrigin().setType(IntersectionType.VALUE_LITERAL);
xAxisPrimary.getTitle().getCaption().setValue(xUnits);
xAxisPrimary.getTitle().setVisible(true);
FontDefinition xAxisFont = xAxisPrimary.getTitle().getCaption()
.getFont();
xAxisFont.setName(fd.getName());
xAxisFont.setSize(fd.getHeight());
xAxisFont = xAxisPrimary.getLabel().getCaption().getFont();
xAxisFont.setName(fd.getName());
xAxisFont.setSize(fd.getHeight());
// Y-Axis
Axis yAxisPrimary = getPrimaryOrthogonalAxis(xAxisPrimary);
yAxisPrimary.getMajorGrid().setTickStyle(TickStyle.LEFT_LITERAL);
yAxisPrimary.getMajorGrid().getLineAttributes().setVisible(true);
yAxisPrimary.getTitle().getCaption().setValue(yUnits);
yAxisPrimary.getTitle().setVisible(true);
FontDefinition yAxisFont = yAxisPrimary.getTitle().getCaption()
.getFont();
yAxisFont.setName(fd.getName());
yAxisFont.setSize(fd.getHeight());
yAxisFont = yAxisPrimary.getLabel().getCaption().getFont();
yAxisFont.setName(fd.getName());
yAxisFont.setSize(fd.getHeight());
// // Z-Axis
// Axis zAxis = AxisImpl.create(Axis.ANCILLARY_BASE);
// zAxis.setType(AxisType.LINEAR_LITERAL);
// zAxis.setLabelPosition(Position.BELOW_LITERAL);
// zAxis.setTitlePosition(Position.BELOW_LITERAL);
// zAxis.getMajorGrid().setTickStyle(TickStyle.BELOW_LITERAL);
// zAxis.setOrientation(Orientation.HORIZONTAL_LITERAL);
// xAxisPrimary.getAncillaryAxes().add(zAxis);
// Legend
Legend legend = getLegend();
legend.setPosition(Position.BELOW_LITERAL);
legend.setOrientation(Orientation.HORIZONTAL_LITERAL);
FontDefinition legendFont = legend.getText().getFont();
legendFont.setName(fd.getName());
legendFont.setSize(fd.getHeight());
// Data Set
NumberDataSet mainValues = NumberDataSetImpl.create(time);
NumberDataSet orthoValues1 = NumberDataSetImpl.create(dataUseful);
NumberDataSet orthoValues2 = NumberDataSetImpl.create(dataExtra);
NumberDataSet orthoValuesS = null;
if (isStack) {
orthoValuesS = NumberDataSetImpl.create(dataStacks);
}
NumberDataSet orthoValues3 = NumberDataSetImpl.create(dataTotal);
SampleData sd = DataFactory.eINSTANCE.createSampleData();
BaseSampleData sdBase = DataFactory.eINSTANCE.createBaseSampleData();
sdBase.setDataSetRepresentation("");//$NON-NLS-1$
sd.getBaseSampleData().add(sdBase);
OrthogonalSampleData sdOrthogonal1 = DataFactory.eINSTANCE
.createOrthogonalSampleData();
sdOrthogonal1.setDataSetRepresentation("");//$NON-NLS-1$
sdOrthogonal1.setSeriesDefinitionIndex(0);
sd.getOrthogonalSampleData().add(sdOrthogonal1);
OrthogonalSampleData sdOrthogonal2 = DataFactory.eINSTANCE
.createOrthogonalSampleData();
sdOrthogonal2.setDataSetRepresentation("");//$NON-NLS-1$
sdOrthogonal2.setSeriesDefinitionIndex(1);
sd.getOrthogonalSampleData().add(sdOrthogonal2);
if (isStack) {
OrthogonalSampleData sdOrthogonalS = DataFactory.eINSTANCE
.createOrthogonalSampleData();
sdOrthogonalS.setDataSetRepresentation("");//$NON-NLS-1$
sdOrthogonalS.setSeriesDefinitionIndex(2);
sd.getOrthogonalSampleData().add(sdOrthogonalS);
}
OrthogonalSampleData sdOrthogonal3 = DataFactory.eINSTANCE
.createOrthogonalSampleData();
sdOrthogonal3.setDataSetRepresentation("");//$NON-NLS-1$
sdOrthogonal3.setSeriesDefinitionIndex(isStack ? 3 : 2);
sd.getOrthogonalSampleData().add(sdOrthogonal3);
setSampleData(sd);
// X-Series
Series seCategory = SeriesImpl.create();
seCategory.setDataSet(mainValues);
SeriesDefinition sdX = SeriesDefinitionImpl.create();
xAxisPrimary.getSeriesDefinitions().add(sdX);
sdX.getSeries().add(seCategory);
// Y-Series
LineSeries ls1 = (LineSeries) LineSeriesImpl.create();
ls1.setDataSet(orthoValues1);
ls1.getLineAttributes().setColor(ColorDefinitionImpl.CREAM());
for (int i = 0; i < ls1.getMarkers().size(); i++) {
Marker marker = (Marker) ls1.getMarkers().get(i);
marker.setType(MarkerType.DIAMOND_LITERAL);
}
ls1.setPaletteLineColor(true);
ls1.setSeriesIdentifier(Messages.getString("HeapChart.Useful_Heap")); //$NON-NLS-1$
ls1.getTriggers().add(getClickTrigger(ls1));
ls1.getTriggers().add(getDblClickTrigger(ls1));
// Y-Series
LineSeries ls2 = (LineSeries) LineSeriesImpl.create();
ls2.setDataSet(orthoValues2);
ls2.getLineAttributes().setColor(ColorDefinitionImpl.CREAM());
for (int i = 0; i < ls2.getMarkers().size(); i++) {
Marker marker = (Marker) ls2.getMarkers().get(i);
marker.setType(MarkerType.DIAMOND_LITERAL);
}
ls2.setPaletteLineColor(true);
ls2.setSeriesIdentifier(Messages.getString("HeapChart.Extra_Heap")); //$NON-NLS-1$
ls2.getTriggers().add(getClickTrigger(ls2));
ls2.getTriggers().add(getDblClickTrigger(ls2));
// Y-Series
LineSeries lsS = null;
if (isStack) {
lsS = (LineSeries) LineSeriesImpl.create();
lsS.setDataSet(orthoValuesS);
lsS.getLineAttributes().setColor(ColorDefinitionImpl.CREAM());
for (int i = 0; i < lsS.getMarkers().size(); i++) {
Marker marker = (Marker) lsS.getMarkers().get(i);
marker.setType(MarkerType.DIAMOND_LITERAL);
}
lsS.setPaletteLineColor(true);
lsS.setSeriesIdentifier(Messages.getString("HeapChart.Stacks")); //$NON-NLS-1$
lsS.getTriggers().add(getClickTrigger(lsS));
lsS.getTriggers().add(getDblClickTrigger(lsS));
}
// Y-Series
LineSeries ls3 = (LineSeries) LineSeriesImpl.create();
ls3.setDataSet(orthoValues3);
ls3.getLineAttributes().setColor(ColorDefinitionImpl.CREAM());
for (int i = 0; i < ls3.getMarkers().size(); i++) {
Marker marker = (Marker) ls3.getMarkers().get(i);
marker.setType(MarkerType.DIAMOND_LITERAL);
}
ls3.setPaletteLineColor(true);
ls3.setSeriesIdentifier(Messages.getString("HeapChart.Total_Heap")); //$NON-NLS-1$
ls3.getTriggers().add(getClickTrigger(ls3));
ls3.getTriggers().add(getDblClickTrigger(ls3));
SeriesDefinition sdY = SeriesDefinitionImpl.create();
sdY.getSeriesPalette().shift(-1);
yAxisPrimary.getSeriesDefinitions().add(sdY);
sdY.getSeries().add(ls1);
sdY.getSeries().add(ls2);
if (isStack) {
sdY.getSeries().add(lsS);
}
sdY.getSeries().add(ls3);
// // Z-Series
// SeriesDefinition sdZ = SeriesDefinitionImpl.create();
// zAxis.getSeriesDefinitions().add(sdZ);
}
private Trigger getClickTrigger(LineSeries ls) {
return TriggerImpl.create(TriggerCondition.ONCLICK_LITERAL, ActionImpl
.create(ActionType.CALL_BACK_LITERAL, CallBackValueImpl
.create(String.valueOf(ls
.getSeriesIdentifier()))));
}
private Trigger getDblClickTrigger(LineSeries ls) {
return TriggerImpl.create(TriggerCondition.ONDBLCLICK_LITERAL, ActionImpl
.create(ActionType.CALL_BACK_LITERAL, CallBackValueImpl
.create(String.valueOf(ls
.getSeriesIdentifier()))));
}
private boolean isStackProfiled(MassifSnapshot[] snapshots) {
return getMaxStack(snapshots) > 0;
}
private long getYScaling(MassifSnapshot[] snapshots) {
long max = getMaxValue(snapshots);
int count = 0;
while (max > BYTE_MULT * SCALING_THRESHOLD && count < BYTE_LIMIT) {
max /= BYTE_MULT;
count++;
}
yUnits = byteUnits[count];
return (long) Math.pow(BYTE_MULT, count);
}
private long getXScaling(MassifSnapshot[] snapshots, TimeUnit unit) {
long max = snapshots[snapshots.length - 1].getTime();
int mult, limit;
String[] units;
switch (unit) {
case BYTES:
mult = BYTE_MULT;
limit = BYTE_LIMIT;
units = byteUnits;
break;
case INSTRUCTIONS:
mult = INSTR_MULT;
limit = INSTR_LIMIT;
units = instrUnits;
break;
default:
mult = MS_MULT;
limit = MS_LIMIT;
units = secondUnits;
break;
}
int count = 0;
while (max > mult * SCALING_THRESHOLD && count < limit) {
max /= mult;
count++;
}
xUnits = units[count];
return (long) Math.pow(mult, count);
}
private static long getMaxValue(MassifSnapshot[] snapshots) {
long max = 0;
for (MassifSnapshot snapshot : snapshots) {
if (snapshot.getTotal() > max) {
max = snapshot.getTotal();
}
}
return max;
}
private static long getMaxStack(MassifSnapshot[] snapshots) {
long max = 0;
for (MassifSnapshot snapshot : snapshots) {
if (snapshot.getTotal() > max) {
max = snapshot.getStacks();
}
}
return max;
}
public String getXUnits() {
return xUnits;
}
public String getYUnits() {
return yUnits;
}
public static String[] getByteUnits() {
return byteUnits;
}
public static String[] getInstrUnits() {
return instrUnits;
}
public static String[] getSecondUnits() {
return secondUnits;
}
}
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