@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 onStart() {
super.onStart();
// default display
// displayData( SystemInfo.PLOT_BATTERY_COMMENT, SystemInfo.DB_TABLENAME_BATTERY );
XYPlot plot = (XYPlot) findViewById(R.id.xyplot);
plot.setTitle("EMPTY");
}
public GraphUpdater(Activity activity) {
this.activity = activity;
wifi = (WifiManager) activity.getSystemService(Context.WIFI_SERVICE);
plot = (XYPlot) activity.findViewById(R.id.graph);
hash = new HashMap<String, WifiStrengthXYSeries>();
plot.setTitle("");
plot.setTicksPerRangeLabel(2);
plot.setDomainStep(XYStepMode.INCREMENT_BY_VAL, 1);
plot.setDomainBoundaries(-1, 15, BoundaryMode.FIXED);
plot.setDomainLabel("Channel");
DecimalFormat df = new DecimalFormat("#0");
df.setParseIntegerOnly(true);
plot.setDomainValueFormat(df);
plot.setRangeBoundaries(-100, -20, BoundaryMode.FIXED);
plot.setRangeLabel("Strength");
plot.getLegendWidget().setVisible(false);
}
private void ShowPlot() {
mySimpleXYPlot = (XYPlot) findViewById(R.id.chartPlot);
mySimpleXYPlot.setTitle("Weight");
if (plotLine != null) mySimpleXYPlot.removeSeries(plotLine);
mySimpleXYPlot.getGraphWidget().getGridBackgroundPaint().setColor(Color.WHITE);
mySimpleXYPlot.getGraphWidget().getGridLinePaint().setColor(Color.BLACK);
mySimpleXYPlot
.getGraphWidget()
.getGridLinePaint()
.setPathEffect(new DashPathEffect(new float[] {1, 1}, 1));
mySimpleXYPlot.getGraphWidget().getDomainOriginLinePaint().setColor(Color.BLACK);
mySimpleXYPlot.getGraphWidget().getRangeOriginLinePaint().setColor(Color.BLACK);
mySimpleXYPlot.setBorderStyle(Plot.BorderStyle.SQUARE, null, null);
mySimpleXYPlot.getBorderPaint().setStrokeWidth(1);
mySimpleXYPlot.getBorderPaint().setAntiAlias(false);
mySimpleXYPlot.getBorderPaint().setColor(Color.WHITE);
mySimpleXYPlot.getGraphWidget().setPaddingRight(5);
// Create a formatter to use for drawing a series using LineAndPointRenderer:
LineAndPointFormatter series1Format =
new LineAndPointFormatter(
Color.rgb(0, 100, 0), // line color
Color.rgb(0, 100, 0), // point color
Color.rgb(100, 200, 0)); // fill color
// setup our line fill paint to be a slightly transparent gradient:
Paint lineFill = new Paint();
lineFill.setAlpha(200);
lineFill.setShader(
new LinearGradient(0, 0, 0, 250, Color.WHITE, Color.GREEN, Shader.TileMode.MIRROR));
LineAndPointFormatter formatter =
new LineAndPointFormatter(Color.rgb(0, 0, 0), Color.BLUE, Color.RED);
formatter.setFillPaint(lineFill);
plotLine = new SimpleXYSeries(Arrays.asList(dates), Arrays.asList(weights), "Weight over time");
mySimpleXYPlot.addSeries(plotLine, formatter);
mySimpleXYPlot.redraw();
// draw a domain tick for each year:
int min = DomainMin();
int max = DomainMax();
int domainStep = domainStep(min, max);
mySimpleXYPlot.setDomainStep(XYStepMode.SUBDIVIDE, domainStep);
// mySimpleXYPlot.setDomainBoundaries(min, max, BoundaryMode.AUTO);
// customize our domain/range labels
mySimpleXYPlot.setDomainLabel("Date");
mySimpleXYPlot.setRangeLabel("Weight");
Double minimum = FindMinimum();
Double maximum = FindMaximum();
Double stepSize = FindStep(maximum, minimum);
mySimpleXYPlot.setRangeBoundaries(minimum, maximum, BoundaryMode.FIXED);
mySimpleXYPlot.setRangeStep(XYStepMode.INCREMENT_BY_VAL, stepSize);
mySimpleXYPlot.setDomainValueFormat(
new Format() {
private SimpleDateFormat dateFormat = new SimpleDateFormat("dd/MM");
@Override
public StringBuffer format(Object obj, StringBuffer toAppendTo, FieldPosition pos) {
// because our timestamps are in seconds and SimpleDateFormat expects milliseconds
// we multiply our timestamp by 1000:
long timestamp = ((Number) obj).longValue() * 1000;
Date date = new Date(timestamp);
return dateFormat.format(date, toAppendTo, pos);
}
@Override
public Object parseObject(String source, ParsePosition pos) {
return null;
}
});
// by default, AndroidPlot displays developer guides to aid in laying out your plot.
// To get rid of them call disableAllMarkup():
mySimpleXYPlot.disableAllMarkup();
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
// fun little snippet that prevents users from taking screenshots
// on ICS+ devices :-)
// getWindow().setFlags(WindowManager.LayoutParams.FLAG_SECURE,
// WindowManager.LayoutParams.FLAG_SECURE);
setContentView(R.layout.simple_xy_plot_example);
// initialize our XYPlot reference:
plot = (XYPlot) findViewById(R.id.mySimpleXYPlot);
StockProvider sHelper = new StockProvider(this);
Uri stockUri = null;
String stockName = getIntent().getStringExtra("KEY");
plot.setTitle(stockName);
switch (stockName) {
case "IBM":
stockUri = StockContract.StockEntry.CONTENT_URI_IBM;
break;
case "MSFT":
stockUri = StockContract.StockEntry.CONTENT_URI_MSFT;
break;
case "GOOG":
stockUri = StockContract.StockEntry.CONTENT_URI_GOOG;
break;
case "AAPL":
stockUri = StockContract.StockEntry.CONTENT_URI_AAPL;
}
Cursor values = sHelper.query(stockUri, null, null, null, null);
ArrayList<Double> open = new ArrayList<Double>();
ArrayList<Double> high = new ArrayList<Double>();
ArrayList<Double> low = new ArrayList<Double>();
ArrayList<Double> close = new ArrayList<Double>();
for (values.moveToFirst(); !values.isAfterLast(); values.moveToNext()) {
open.add(Double.parseDouble(values.getString(2)));
high.add(Double.parseDouble(values.getString(3)));
low.add(Double.parseDouble(values.getString(4)));
close.add(Double.parseDouble(values.getString(5)));
}
Double[] openArray = new Double[open.size()];
Double[] highArray = new Double[open.size()];
Double[] lowArray = new Double[open.size()];
Double[] closeArray = new Double[open.size()];
double openI = open.get(0);
for (int i = 0; i < open.size(); i++) {
openArray[i] = open.get(i) / openI * 100;
highArray[i] = high.get(i);
lowArray[i] = low.get(i);
closeArray[i] = close.get(i);
}
Double[] open5Array = new Double[open.size() / 5 + 1];
Double[] high5Array = new Double[open.size() / 5 + 1];
Double[] low5Array = new Double[open.size() / 5 + 1];
Double[] close5Array = new Double[open.size() / 5 + 1];
for (int i = 0; i < open.size(); i += 5) {
open5Array[i / 5] = open.get(i) / openI * 100;
double localHigh = high.get(i);
double localLow = low.get(i);
for (int j = 0; j < 5; j++) {
if (i + j > 387) break;
if ((i + j) < 388 && localHigh < high.get(i + j)) {
localHigh = high.get(i + j);
}
if ((i + j) < 388 && localLow < low.get(i + j)) {
localLow = low.get(i + j);
}
if (j == 4) {
close5Array[i / 5] = close.get(i + j);
}
}
high5Array[i / 5] = localHigh;
low5Array[i / 5] = localLow;
}
// Create a couple arrays of y-values to plot:
Number[] series1Numbers = open5Array; // {1, 8, 5, 2, 7, 4};
Number[] series2Numbers = high5Array; // {4, 6, 3, 8, 2, 10};
Number[] series3Numbers = low5Array;
Number[] series4Numbers = close5Array;
// Turn the above arrays into XYSeries':
XYSeries series1 =
new SimpleXYSeries(
Arrays.asList(series1Numbers),
SimpleXYSeries.ArrayFormat.Y_VALS_ONLY,
"Open"); // Set the display title of the series
XYSeries series2 =
new SimpleXYSeries(
Arrays.asList(series2Numbers), SimpleXYSeries.ArrayFormat.Y_VALS_ONLY, "High");
XYSeries series3 =
new SimpleXYSeries(
Arrays.asList(series3Numbers), SimpleXYSeries.ArrayFormat.Y_VALS_ONLY, "Low");
XYSeries series4 =
new SimpleXYSeries(
Arrays.asList(series4Numbers), SimpleXYSeries.ArrayFormat.Y_VALS_ONLY, "Close");
// Create a formatter to use for drawing a series using LineAndPointRenderer
// and configure it from xml:
myLineAndPointFormatter series1Format = new myLineAndPointFormatter();
series1Format.setPointLabelFormatter(new myPointLabelFormatter());
series1Format.configure(getApplicationContext(), R.xml.line_point_formatter_with_plf1);
// add a new series' to the xyplot:
plot.addSeries(series1, series1Format);
//
// // same as above:
// myLineAndPointFormatter series2Format = new myLineAndPointFormatter();
// series2Format.setPointLabelFormatter(new myPointLabelFormatter() );
// series2Format.configure(getApplicationContext(),
// R.xml.line_point_formatter_with_plf2);
// plot.addSeries(series2, series2Format);
//
// myLineAndPointFormatter series3Format = new myLineAndPointFormatter();
// series3Format.setPointLabelFormatter(new myPointLabelFormatter() );
// series3Format.configure(getApplicationContext(),
// R.xml.line_point_formatter_with_plf3);
// plot.addSeries(series3, series3Format);
//
// myLineAndPointFormatter series4Format = new myLineAndPointFormatter();
// series4Format.setPointLabelFormatter(new myPointLabelFormatter() );
// series4Format.configure(getApplicationContext(),
// R.xml.line_point_formatter_with_plf4);
// plot.addSeries(series4, series4Format);
// reduce the number of range labels
plot.setTicksPerRangeLabel(1);
plot.getGraphWidget().setDomainLabelOrientation(-90);
plot.getGraphWidget().setDomainValueFormat(new DecimalFormat("####"));
}
