/*******************************************************************************
* Copyright (c) 2010, 2017 Oak Ridge National Laboratory and others.
* 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
******************************************************************************/
package org.eclipse.nebula.visualization.xygraph.examples;
import java.util.Calendar;
import org.eclipse.draw2d.Figure;
import org.eclipse.draw2d.KeyEvent;
import org.eclipse.draw2d.KeyListener;
import org.eclipse.draw2d.LightweightSystem;
import org.eclipse.draw2d.MouseEvent;
import org.eclipse.draw2d.MouseListener;
import org.eclipse.nebula.visualization.xygraph.dataprovider.CircularBufferDataProvider;
import org.eclipse.nebula.visualization.xygraph.dataprovider.Sample;
import org.eclipse.nebula.visualization.xygraph.figures.Axis;
import org.eclipse.nebula.visualization.xygraph.figures.DAxesFactory;
import org.eclipse.nebula.visualization.xygraph.figures.DAxis;
import org.eclipse.nebula.visualization.xygraph.figures.DefaultAxesFactory;
import org.eclipse.nebula.visualization.xygraph.figures.IXYGraph;
import org.eclipse.nebula.visualization.xygraph.figures.ToolbarArmedXYGraph;
import org.eclipse.nebula.visualization.xygraph.figures.Trace;
import org.eclipse.nebula.visualization.xygraph.figures.ZoomType;
import org.eclipse.nebula.visualization.xygraph.figures.Trace.BaseLine;
import org.eclipse.nebula.visualization.xygraph.figures.Trace.ErrorBarType;
import org.eclipse.nebula.visualization.xygraph.figures.Trace.PointStyle;
import org.eclipse.nebula.visualization.xygraph.figures.Trace.TraceType;
import org.eclipse.nebula.visualization.xygraph.figures.XYGraph;
import org.eclipse.nebula.visualization.xygraph.linearscale.AbstractScale.LabelSide;
import org.eclipse.nebula.visualization.xygraph.linearscale.Range;
import org.eclipse.nebula.visualization.xygraph.util.XYGraphMediaFactory;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.ImageData;
import org.eclipse.swt.graphics.ImageLoader;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.swt.widgets.Shell;
/**
* This program simply draw the widget figure on a shell.
* <p>
* This is a common java program, <b>not</b> a JUnit test.
* </p>
*
* @author Xihui Chen
* @author Baha El-Kassaby - Diamond Light Source contributions
*/
public class GraphDemo {
public static void main(final String[] args) {
// if testName is Default, the original Axis implementation will be
// used. If Diamond, the new DAxis implementation will be used to
// generate the tick marks.
String testName = "Default";
String[] testNames = new String[] { "Default", "Diamond" };
final Shell shell = new Shell();
shell.setSize(800, 500);
shell.open();
final LightweightSystem lws = new LightweightSystem(shell);
XYGraphTest2 testFigure = null;
if (testName.equals(testNames[0])) {
testFigure = new XYGraphTest2(
new XYGraph(new DefaultAxesFactory()),
new Axis("X-2", false), new Axis("Log Scale", true));
} else {
testFigure = new XYGraphTest2(
new XYGraph(new DAxesFactory()),
new DAxis("X-2", false), new DAxis("Log Scale", true));
}
lws.setContents(testFigure);
shell.setText("XY Graph Test");
final Display display = Display.getDefault();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
// System.out.println(Calendar.getInstance().getTime());
}
}
class XYGraphTest2 extends Figure {
public Trace trace1;
public Trace trace2;
public Trace trace3;
public IXYGraph xyGraph;
public Runnable updater;
private double updateIndex = 0;
private final CircularBufferDataProvider trace2Provider;
boolean running = false;
private long t;
private final Trace trace4;
private final ToolbarArmedXYGraph toolbarArmedXYGraph;
public XYGraphTest2() {
this(new XYGraph(new DefaultAxesFactory()), new Axis("X-2", false), new Axis("Log Scale", true));
}
public XYGraphTest2(IXYGraph xyg, Axis x2Axis, Axis y2Axis) {
xyGraph = xyg;
xyGraph.setTitle("XY Graph Test");
xyGraph.setFont(XYGraphMediaFactory.getInstance().getFont(XYGraphMediaFactory.FONT_TAHOMA));
xyGraph.getPrimaryXAxis().setTitle("Time");
xyGraph.getPrimaryYAxis().setTitle("Amplitude");
xyGraph.getPrimaryXAxis().setRange(new Range(0, 200));
xyGraph.getPrimaryXAxis().setDateEnabled(true);
xyGraph.getPrimaryYAxis().setAutoScale(true);
xyGraph.getPrimaryXAxis().setAutoScale(true);
xyGraph.getPrimaryXAxis().setShowMajorGrid(true);
xyGraph.getPrimaryYAxis().setShowMajorGrid(true);
xyGraph.getPrimaryXAxis().setAutoScaleThreshold(0);
x2Axis.setTickLabelSide(LabelSide.Secondary);
// x2Axis.setAutoScale(true);
xyGraph.addAxis(x2Axis);
y2Axis.setRange(10, 1000);
y2Axis.setLogScale(true);
// y2Axis.setAutoScale(true);
y2Axis.setForegroundColor(XYGraphMediaFactory.getInstance().getColor(XYGraphMediaFactory.COLOR_PINK));
y2Axis.setTickLabelSide(LabelSide.Secondary);
xyGraph.addAxis(y2Axis);
/*
* Axis y3Axis = new Axis("Y-3", true);
* y3Axis.setForegroundColor(XYGraphMediaFactory
* .getInstance().getColor(XYGraphMediaFactory.COLOR_BLUE));
* y3Axis.setTickLabelSide(LabelSide.Secondary); y3Axis.setRange(new
* Range(-2, 3)); y3Axis.setShowMajorGrid(false);
* y3Axis.setAutoScale(true); xyGraph.addAxis(y3Axis);
*
* Axis y4Axis = new Axis("Log Scale", true);
* y4Axis.setForegroundColor(XYGraphMediaFactory
* .getInstance().getColor(XYGraphMediaFactory.COLOR_ORANGE));
*
* y4Axis.setShowMajorGrid(false); y4Axis.setRange(new Range(-100,
* 10000)); y4Axis.setAutoScale(true); y4Axis.setAutoScaleThreshold(0);
* y4Axis.setLogScale(true); xyGraph.addAxis(y4Axis);
*
* //large amount of data test CircularBufferDataProvider trace1Provider
* = new CircularBufferDataProvider(false);
* trace1Provider.setBufferSize(100000); double[] xArray = new
* double[100000]; double[] yArray = new double[100000]; for(int i=0;
* i<100000; i++){ xArray[i] = i; yArray[i] = Math.random() * i; }
* trace1Provider.setCurrentXDataArray(xArray);
* trace1Provider.setCurrentYDataArray(yArray);
*
* trace1 = new Trace("Trace1-XY Plot", x2Axis, y2Axis, trace1Provider);
* trace1.setAntiAliasing(false);
* trace1.setTraceColor(XYGraphMediaFactory.getInstance().getColor( new
* RGB(0,64,128))); trace1.setTraceType(TraceType.POINT);
* trace1.setPointStyle(PointStyle.POINT); trace1.setPointSize(1);
*
* xyGraph.addTrace(trace1);
*/
trace2Provider = new CircularBufferDataProvider(true);
trace2Provider.setBufferSize(100);
trace2Provider.setUpdateDelay(100);
trace2 = new Trace("Trace 2", xyGraph.getPrimaryXAxis(), xyGraph.getPrimaryYAxis(), trace2Provider);
trace2.setDataProvider(trace2Provider);
trace2.setTraceType(TraceType.SOLID_LINE);
trace2.setLineWidth(1);
trace2.setPointStyle(PointStyle.CIRCLE);
trace2.setPointSize(1);
trace2.setBaseLine(BaseLine.NEGATIVE_INFINITY);
trace2.setAreaAlpha(100);
trace2.setAntiAliasing(true);
trace2.setErrorBarEnabled(true);
// trace2.setDrawYErrorInArea(true);
trace2.setYErrorBarType(ErrorBarType.BOTH);
trace2.setXErrorBarType(ErrorBarType.NONE);
trace2.setErrorBarCapWidth(3);
xyGraph.addTrace(trace2);
final CircularBufferDataProvider trace3Provider = new CircularBufferDataProvider(true);
trace3 = new Trace("Trace3", xyGraph.getPrimaryXAxis(), xyGraph.getPrimaryYAxis(), trace3Provider);
trace3.setPointStyle(PointStyle.XCROSS);
trace3.setTraceType(TraceType.BAR);
trace3.setLineWidth(4);
trace3Provider.setUpdateDelay(100);
xyGraph.addTrace(trace3);
final CircularBufferDataProvider trace4Provider = new CircularBufferDataProvider(false);
trace4 = new Trace("Trace 4-Lissajous", x2Axis, y2Axis, trace4Provider);
trace4.setPointStyle(PointStyle.POINT);
trace4.setPointSize(2);
trace4Provider.setUpdateDelay(100);
trace4Provider.setBufferSize(100);
xyGraph.addTrace(trace4);
toolbarArmedXYGraph = new ToolbarArmedXYGraph(xyGraph);
add(toolbarArmedXYGraph);
// add key listener to XY-Graph. The key pressing will only be monitored
// when the
// graph gains focus.
toolbarArmedXYGraph.addMouseListener(new MouseListener.Stub() {
@Override
public void mousePressed(final MouseEvent me) {
toolbarArmedXYGraph.requestFocus();
}
});
toolbarArmedXYGraph.addKeyListener(new KeyListener.Stub() {
@Override
public void keyPressed(final KeyEvent ke) {
if ((ke.getState() == SWT.CONTROL) && (ke.keycode == 'z')) {
xyGraph.getOperationsManager().undo();
}
if ((ke.getState() == SWT.CONTROL) && (ke.keycode == 'y')) {
xyGraph.getOperationsManager().redo();
}
if ((ke.getState() == SWT.CONTROL) && (ke.keycode == 'x')) {
xyGraph.performAutoScale();
}
if ((ke.getState() == SWT.CONTROL) && (ke.keycode == 's')) {
final ImageLoader loader = new ImageLoader();
loader.data = new ImageData[] { xyGraph.getImage().getImageData() };
final FileDialog dialog = new FileDialog(Display.getDefault().getShells()[0], SWT.SAVE);
dialog.setFilterNames(new String[] { "PNG Files", "All Files (*.*)" });
dialog.setFilterExtensions(new String[] { "*.png", "*.*" }); // Windows
final String path = dialog.open();
if ((path != null) && !path.equals("")) {
loader.save(path, SWT.IMAGE_PNG);
}
}
if ((ke.getState() == SWT.CONTROL) && (ke.keycode + 'a' - 97 == 't')) {
switch (xyGraph.getZoomType()) {
case RUBBERBAND_ZOOM:
xyGraph.setZoomType(ZoomType.HORIZONTAL_ZOOM);
break;
case HORIZONTAL_ZOOM:
xyGraph.setZoomType(ZoomType.VERTICAL_ZOOM);
break;
case VERTICAL_ZOOM:
xyGraph.setZoomType(ZoomType.ZOOM_IN);
break;
case ZOOM_IN:
xyGraph.setZoomType(ZoomType.ZOOM_OUT);
break;
case ZOOM_OUT:
xyGraph.setZoomType(ZoomType.PANNING);
break;
case PANNING:
xyGraph.setZoomType(ZoomType.NONE);
break;
case NONE:
xyGraph.setZoomType(ZoomType.RUBBERBAND_ZOOM);
break;
default:
break;
}
}
}
});
updater = new Runnable() {
public void run() {
t += 60000;
trace3Provider.setCurrentYData(Math.cos(updateIndex), t);
if (((updateIndex >= 10) && (updateIndex <= 10.5)) || ((updateIndex >= 20) && (updateIndex <= 20.2))) {
trace2Provider.addSample(new Sample(t, Double.NaN));
running = false;
} else {
final Sample sampe = new Sample(t, Math.sin(updateIndex), 0.1 * Math.random(), 0.1 * Math.random(),
t * 0.0000001 * Math.random(), t * 0.0000001 * Math.random(), "sdfsf");
trace2Provider.addSample(sampe);
}
trace2Provider.setCurrentYDataTimestamp(t);
trace4Provider.setCurrentXData(Math.sin(updateIndex + 10) * 20 + 50);
trace4Provider.setCurrentYData(Math.cos(updateIndex) * 30 + 50);
updateIndex += 0.1;
if (running) {
Display.getCurrent().timerExec(1, this);
}
}
};
Display.getCurrent().timerExec(1000, updater);
// System.out.println(Calendar.getInstance().getTime());
running = true;
t = Calendar.getInstance().getTimeInMillis();
}
@Override
protected void layout() {
toolbarArmedXYGraph.setBounds(bounds.getCopy().shrink(5, 5));
super.layout();
}
}