/** * Executes the chart demo. * * @param context the context * @return the built intent */ public Intent execute(Context context, Child aChild) { Cursor c; List<double[]> x = new ArrayList<double[]>(); List<double[]> values = new ArrayList<double[]>(); SQLiteDatabase db = new DatabaseOpenHelper(context).getReadableDatabase(); c = db.query( "bmichart", new String[] {"day", "P99", "P01", "P50"}, null, null, null, null, null); int factor = 5; double[] p99 = new double[(c.getCount() / factor) + 1]; double[] p0 = new double[(c.getCount() / factor) + 1]; double[] p50 = new double[(c.getCount() / factor) + 1]; double[] days = new double[(c.getCount() / factor) + 1]; double[] bmiData = new double[c.getCount() / factor + 1]; c.moveToFirst(); int i = 0; int temp; do { if (i % factor == 0) { temp = i / factor; p99[temp] = c.getDouble(1); p0[temp] = c.getDouble(2); p50[temp] = c.getDouble(3); days[temp] = i; } i++; } while (c.moveToNext()); c.close(); // initializing height to -5 for (i = 0; i < bmiData.length; i++) { bmiData[i] = -5; } c = db.query( aChild.getDataTableName(), new String[] {"day", "bmi"}, null, null, null, null, null); i = 0; String[] titles = new String[] {"P99", "P0", "P50", "BMI"}; int[] colors = new int[] {Color.CYAN, Color.GREEN, Color.RED, Color.BLUE}; PointStyle[] styles = new PointStyle[] {PointStyle.POINT, PointStyle.POINT, PointStyle.POINT, PointStyle.CIRCLE}; if (c.moveToFirst()) { do { temp = (int) (c.getDouble(0) / factor); bmiData[temp] = c.getDouble(1); i++; } while (c.moveToNext()); values.add(bmiData); } else { titles = new String[] {"P99", "P0", "P50"}; colors = new int[] {Color.CYAN, Color.GREEN, Color.RED}; styles = new PointStyle[] {PointStyle.POINT, PointStyle.POINT, PointStyle.POINT}; } for (int v = 0; v < titles.length; v++) { x.add(days); } values.add(p99); values.add(p0); values.add(p50); XYMultipleSeriesRenderer renderer = buildRenderer(colors, styles); int length = renderer.getSeriesRendererCount(); for (i = 0; i < length; i++) { ((XYSeriesRenderer) renderer.getSeriesRendererAt(i)).setFillPoints(true); } setChartSettings( renderer, "BMI Day Chart", "Days", "BMI", 0, 1000, 0, 125, Color.LTGRAY, Color.LTGRAY); renderer.setXLabels(12); renderer.setYLabels(10); renderer.setShowGrid(true); renderer.setXLabelsAlign(Align.RIGHT); renderer.setYLabelsAlign(Align.RIGHT); renderer.setZoomButtonsVisible(true); renderer.setPanLimits(new double[] {-10, 20, -10, 40}); renderer.setZoomLimits(new double[] {-10, 20, -10, 40}); Intent intent = ChartFactory.getLineChartIntent( context, buildDataset(titles, x, values), renderer, aChild.getName()); c.close(); db.close(); return intent; }
/** * Executes the chart demo. * * @param context the context * @return the built intent */ public Intent execute(Context context) { String[] titles = new String[] {"Crete Air Temperature", "Skiathos Air Temperature"}; List<double[]> x = new ArrayList<double[]>(); for (int i = 0; i < titles.length; i++) { x.add(new double[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12}); } List<double[]> values = new ArrayList<double[]>(); values.add( new double[] {12.3, 12.5, 13.8, 16.8, 20.4, 24.4, 26.4, 26.1, 23.6, 20.3, 17.2, 13.9}); values.add(new double[] {9, 10, 11, 15, 19, 23, 26, 25, 22, 18, 13, 10}); int[] colors = new int[] {Color.GREEN, Color.rgb(200, 150, 0)}; PointStyle[] styles = new PointStyle[] {PointStyle.CIRCLE, PointStyle.DIAMOND}; XYMultipleSeriesRenderer renderer = buildRenderer(colors, styles); renderer.setPointSize(5.5f); int length = renderer.getSeriesRendererCount(); for (int i = 0; i < length; i++) { XYSeriesRenderer r = (XYSeriesRenderer) renderer.getSeriesRendererAt(i); r.setLineWidth(5); r.setFillPoints(true); } setChartSettings( renderer, "Weather data", "Month", "Temperature", 0.5, 12.5, 0, 40, Color.LTGRAY, Color.LTGRAY); renderer.setXLabels(12); renderer.setYLabels(10); renderer.setShowGrid(true); renderer.setXLabelsAlign(Align.RIGHT); renderer.setYLabelsAlign(Align.RIGHT); renderer.setZoomButtonsVisible(true); renderer.setPanLimits(new double[] {-10, 20, -10, 40}); renderer.setZoomLimits(new double[] {-10, 20, -10, 40}); XYValueSeries sunSeries = new XYValueSeries("Sunshine hours"); sunSeries.add(1, 35, 4.3); sunSeries.add(2, 35, 4.9); sunSeries.add(3, 35, 5.9); sunSeries.add(4, 35, 8.8); sunSeries.add(5, 35, 10.8); sunSeries.add(6, 35, 11.9); sunSeries.add(7, 35, 13.6); sunSeries.add(8, 35, 12.8); sunSeries.add(9, 35, 11.4); sunSeries.add(10, 35, 9.5); sunSeries.add(11, 35, 7.5); sunSeries.add(12, 35, 5.5); XYSeriesRenderer lightRenderer = new XYSeriesRenderer(); lightRenderer.setColor(Color.YELLOW); XYSeries waterSeries = new XYSeries("Water Temperature"); waterSeries.add(1, 16); waterSeries.add(2, 15); waterSeries.add(3, 16); waterSeries.add(4, 17); waterSeries.add(5, 20); waterSeries.add(6, 23); waterSeries.add(7, 25); waterSeries.add(8, 25.5); waterSeries.add(9, 26.5); waterSeries.add(10, 24); waterSeries.add(11, 22); waterSeries.add(12, 18); renderer.setBarSpacing(0.5); XYSeriesRenderer waterRenderer = new XYSeriesRenderer(); waterRenderer.setColor(Color.argb(250, 0, 210, 250)); XYMultipleSeriesDataset dataset = buildDataset(titles, x, values); dataset.addSeries(0, sunSeries); dataset.addSeries(0, waterSeries); renderer.addSeriesRenderer(0, lightRenderer); renderer.addSeriesRenderer(0, waterRenderer); waterRenderer.setDisplayChartValues(true); waterRenderer.setChartValuesTextSize(10); String[] types = new String[] {BarChart.TYPE, BubbleChart.TYPE, LineChart.TYPE, CubicLineChart.TYPE}; Intent intent = ChartFactory.getCombinedXYChartIntent( context, dataset, renderer, types, "Weather parameters"); return intent; }