@SuppressWarnings("deprecation")
public void drawGraph(
XYPlot plot, List<Number> xseries, List<Number> yseries, String datatitle, String title) {
// Log.d(SystemInfo.TIG, TAG + "::drawGraph()");
// set up data series
plot.removeSeries(series);
series = new SimpleXYSeries(xseries, yseries, datatitle);
// create a formatter
// TODO solve deprecation waring
LineAndPointFormatter format =
new LineAndPointFormatter(
Color.rgb(0, 200, 0) // line color
,
Color.rgb(0, 100, 0) // point color
,
Color.rgb(150, 190, 150)); // fill color (optional)
// add series1 and series2 to the XYPlot
plot.addSeries(series, format);
// Reduce the number of range labels
plot.setTicksPerRangeLabel(3);
plot.getBackgroundPaint().setAlpha(0);
plot.getGraphWidget().getBackgroundPaint().setAlpha(0);
plot.getGraphWidget().getGridBackgroundPaint().setAlpha(0);
// TODO implement an on-the-fly refresh of the plot
// this is just a small "stubbed" redraw for demonstration purposes
plot.setDomainStepMode(XYStepMode.SUBDIVIDE);
plot.setDomainStepValue(1);
plot.setGridPadding(0, 5, 0, 5);
plot.setDomainLabel("Time [s]");
if (title.equals(SystemInfo.DB_TABLENAME_BATTERY)) {
plot.setTitle(SystemInfo.DB_TABLENAME_BATTERY);
plot.setRangeLabel("[%]");
plot.setRangeBoundaries(0, 100, BoundaryMode.FIXED);
} else if (title.equals(SystemInfo.DB_TABLENAME_WIFI)) {
plot.setTitle(SystemInfo.DB_TABLENAME_WIFI);
plot.setRangeLabel("[~mW]");
plot.setRangeBoundaries(0, 500, BoundaryMode.FIXED);
} else if (title.equals(SystemInfo.DB_TABLENAME_THREEG)) {
plot.setTitle(SystemInfo.DB_TABLENAME_THREEG);
plot.setRangeLabel("[~mW]");
plot.setRangeBoundaries(0, 500, BoundaryMode.FIXED);
} else if (title.equals(SystemInfo.DB_TABLENAME_BLUETOOTH)) {
plot.setTitle(SystemInfo.DB_TABLENAME_BLUETOOTH);
plot.setRangeLabel("[~mW]");
plot.setRangeBoundaries(0, 500, BoundaryMode.FIXED); // XXX scale
}
plot.redraw();
}
@Override
public void onCreate(Bundle savedInstanceState) {
// android boilerplate stuff
super.onCreate(savedInstanceState);
setContentView(R.layout.dynamicxyplot_example);
// get handles to our View defined in layout.xml:
dynamicPlot = (XYPlot) findViewById(R.id.dynamicXYPlot);
plotUpdater = new MyPlotUpdater(dynamicPlot);
// only display whole numbers in domain labels
dynamicPlot.getGraphWidget().setDomainValueFormat(new DecimalFormat("0"));
// getInstance and position datasets:
data = new SampleDynamicXYDatasource();
SampleDynamicSeries sine1Series = new SampleDynamicSeries(data, 0, "Sine 1");
SampleDynamicSeries sine2Series = new SampleDynamicSeries(data, 1, "Sine 2");
LineAndPointFormatter formatter1 =
new LineAndPointFormatter(Color.rgb(0, 0, 0), null, null, null);
formatter1.getLinePaint().setStrokeJoin(Paint.Join.ROUND);
formatter1.getLinePaint().setStrokeWidth(10);
dynamicPlot.addSeries(sine1Series, formatter1);
LineAndPointFormatter formatter2 =
new LineAndPointFormatter(Color.rgb(0, 0, 200), null, null, null);
formatter2.getLinePaint().setStrokeWidth(10);
formatter2.getLinePaint().setStrokeJoin(Paint.Join.ROUND);
// formatter2.getFillPaint().setAlpha(220);
dynamicPlot.addSeries(sine2Series, formatter2);
// hook up the plotUpdater to the data model:
data.addObserver(plotUpdater);
// thin out domain tick labels so they dont overlap each other:
dynamicPlot.setDomainStepMode(XYStepMode.INCREMENT_BY_VAL);
dynamicPlot.setDomainStepValue(5);
dynamicPlot.setRangeStepMode(XYStepMode.INCREMENT_BY_VAL);
dynamicPlot.setRangeStepValue(10);
dynamicPlot.setRangeValueFormat(new DecimalFormat("###.#"));
// uncomment this line to freeze the range boundaries:
dynamicPlot.setRangeBoundaries(-100, 100, BoundaryMode.FIXED);
// create a dash effect for domain and range grid lines:
DashPathEffect dashFx =
new DashPathEffect(new float[] {PixelUtils.dpToPix(3), PixelUtils.dpToPix(3)}, 0);
dynamicPlot.getGraphWidget().getDomainGridLinePaint().setPathEffect(dashFx);
dynamicPlot.getGraphWidget().getRangeGridLinePaint().setPathEffect(dashFx);
}
// Constructor sets up the series
public mPlotUpdater(XYPlot plot) {
this.plot = plot;
// only display whole numbers in domain labels
plot.getGraphWidget().setDomainValueFormat(new DecimalFormat("0"));
// Line plot
if (dispForm == "WAVE") {
LineAndPointFormatter maxFormat =
new LineAndPointFormatter(
Color.rgb(0, 25, 250), // line color
Color.rgb(0, 25, 250), // point color
null); // fill color (optional)
LineAndPointFormatter minFormat =
new LineAndPointFormatter(
Color.rgb(250, 25, 0), // line color
Color.rgb(250, 25, 0), // point color
null); // fill color (optional)
LineAndPointFormatter audioFormat =
new LineAndPointFormatter(
Color.rgb(25, 250, 0), // line color
Color.rgb(25, 250, 0), // point color
null); // fill color (optional)
plot.addSeries(audioHistSeries, audioFormat);
plot.addSeries(maxSeries, maxFormat);
plot.addSeries(minSeries, minFormat);
}
// Bar plot
if (dispForm == "FFT") {
plot.addSeries(
audioHistSeries,
BarRenderer.class,
new BarFormatter(Color.argb(100, 0, 200, 0), Color.rgb(0, 80, 0)));
}
// thin out domain/range tick labels so they don't overlap each other:
plot.setGridPadding(5, 0, 5, 0);
plot.setTicksPerDomainLabel(5);
plot.setTicksPerRangeLabel(3);
plot.disableAllMarkup();
// freeze the range boundaries:
plot.setDomainStepMode(XYStepMode.INCREMENT_BY_VAL);
plot.setDomainStepValue(1);
plot.setTicksPerRangeLabel(6);
if (dispForm == "WAVE") plot.setDomainLabel("Time");
if (dispForm == "FFT ") plot.setDomainLabel("Frequency");
plot.getDomainLabelWidget().pack();
plot.setRangeLabel("Amplitude");
plot.getRangeLabelWidget().pack();
plot.disableAllMarkup();
}
