List of usage examples for org.jfree.data.general DefaultValueDataset setValue
public void setValue(Number value)
From source file:com.netsteadfast.greenstep.action.CommonMeterChartAction.java
private void fillChart(String title, float value, int lowerBound, int upperBound) throws Exception { DefaultValueDataset dataset = new DefaultValueDataset(); dataset.setValue(value); DialPlot plot = new DialPlot(); plot.setView(0.0d, 0.0d, 1.0d, 1.0d); plot.setDataset(0, dataset);/*from w w w . ja va2 s.com*/ StandardDialFrame frame = new StandardDialFrame(); plot.setDialFrame(frame); DialBackground dialBackground = new DialBackground(); dialBackground.setGradientPaintTransformer( new StandardGradientPaintTransformer(GradientPaintTransformType.VERTICAL)); plot.setBackground(dialBackground); DialTextAnnotation textAnnotation = new DialTextAnnotation(title); textAnnotation.setRadius(0.555555555555555555D); plot.addLayer(textAnnotation); DialValueIndicator valueIndicator = new DialValueIndicator(0); plot.addLayer(valueIndicator); StandardDialScale scale1 = new StandardDialScale(); scale1.setLowerBound(lowerBound); scale1.setUpperBound(upperBound); scale1.setStartAngle(-140); // -120 scale1.setExtent(-260D); // -300D scale1.setTickRadius(0.88D); scale1.setTickLabelOffset(0.14999999999999999D); scale1.setTickLabelFont(new Font("", Font.TRUETYPE_FONT, 14)); plot.addScale(0, scale1); StandardDialRange standarddialrange0 = new StandardDialRange(lowerBound, (upperBound * 0.6), Color.red); standarddialrange0.setInnerRadius(0.52000000000000002D); standarddialrange0.setOuterRadius(0.55000000000000004D); plot.addLayer(standarddialrange0); StandardDialRange standarddialrange1 = new StandardDialRange((upperBound * 0.6), (upperBound * 0.8), Color.orange); standarddialrange1.setInnerRadius(0.52000000000000002D); standarddialrange1.setOuterRadius(0.55000000000000004D); plot.addLayer(standarddialrange1); StandardDialRange standarddialrange2 = new StandardDialRange((upperBound * 0.8), upperBound, Color.green); standarddialrange2.setInnerRadius(0.52000000000000002D); standarddialrange2.setOuterRadius(0.55000000000000004D); plot.addLayer(standarddialrange2); Pointer pointer = new Pointer(0); pointer.setFillPaint(new Color(144, 196, 246)); plot.addPointer(pointer); plot.mapDatasetToScale(0, 0); DialCap dialcap = new DialCap(); dialcap.setRadius(0.0700000000000001D); plot.setCap(dialcap); this.chart = new JFreeChart(plot); //this.chart.setBackgroundPaint(new Color(234, 244, 253)); this.chart.setBackgroundPaint(Color.white); }
From source file:org.usfirst.frc.team2084.neuralnetwork.RobotHeadingTest.java
private void start(DefaultValueDataset headingData, DefaultValueDataset desiredHeadingData, XYSeries headingTimeSeries, XYSeries errorTimeSeries) { try {/*from w ww. j a v a 2s . co m*/ thread = new Thread(new Runnable() { @Override public void run() { try { Robot robot = new Robot(); // Load the robot network characteristics from a file Data data = new Data(new File("data/robot.txt")); Network network = data.getNetwork(); double time = 0; double error = 1; // Pick a random desired heading double desired = Math.random(); System.out.println("Trying to rotate to heading: " + desired); desiredHeadingData.setValue(desired); headingTimeSeries.clear(); errorTimeSeries.clear(); do { // Feed forward the heading error network.feedForward(desired - robot.heading); // Rotate the robot at the speed given by the // output of last hidden layer double speed = network.getLayer(network.getTotalLayers() - 2)[0].getOutputValue(); robot.rotate(speed); // Apply that rotation speed for a certain // amount of time Thread.sleep((int) (Robot.TIME_STEP * 1000)); time += Robot.TIME_STEP; // Set the output neuron to the new heading // error. This is the kind of weird part, // because it tricks the back-propagation // algorithm into minimizing the difference // between the real and desired headings. network.setLayerOutputs(network.getTotalLayers() - 1, desired - robot.heading); // Back-propagate to adjust weights to minimize // error network.backPropagation(0); error = network.getRecentAverageError(); // System.out.println("Speed: " + speed); // System.out.println("Heading: " + // robot.heading); headingData.setValue(robot.heading * 180); headingTimeSeries.add(time, robot.heading); errorTimeSeries.add(time, error); // System.out.println("Error: " + error + "\n"); } while (running); System.out.println("===================="); System.out.println("Success!"); System.out.println("Final error: " + error); System.out.println("===================="); } catch (Exception ex) { ex.printStackTrace(); } } }); running = true; thread.start(); } catch (Exception e) { e.printStackTrace(); } }
From source file:org.pentaho.chart.plugin.jfreechart.JFreeChartFactoryEngine.java
protected JFreeChart makeDialChart(ChartModel chartModel, BasicDataModel data) { DialPlot chartBeansDialPlot = (DialPlot) chartModel.getPlot(); org.jfree.chart.plot.dial.DialPlot jFreeDialPlot = new SquareDialPlot(); final DefaultValueDataset dataset = new DefaultValueDataset(); dataset.setValue(scaleNumber(data.getData().get(0), data.getScalingFactor())); jFreeDialPlot.setDataset(dataset);//from ww w. ja va 2s . c om final DoubleLineDialFrame dialFrame = new DoubleLineDialFrame(); dialFrame.setForegroundPaint(new Color(0x8d8d8d)); dialFrame.setInnerForegroundPaint(new Color(0x5d5d5d)); dialFrame.setStroke(new BasicStroke(2)); dialFrame.setBackgroundPaint(Color.WHITE); jFreeDialPlot.setDialFrame(dialFrame); for (DialRange dialRange : chartBeansDialPlot.getScale()) { if (dialRange.getColor() != null) { SingleLineDialRange standarddialrange = new SingleLineDialRange( dialRange.getMinValue().doubleValue(), dialRange.getMaxValue().doubleValue(), new Color(0x00FFFFFF & dialRange.getColor())); standarddialrange.setInnerRadius(0.4D); jFreeDialPlot.addLayer(standarddialrange); } } double scaleMajorTickIncrement = (chartBeansDialPlot.getScale().getMaxValue().doubleValue() - chartBeansDialPlot.getScale().getMinValue().doubleValue()) / 5; FixedStandardDialScale standardDialScale = new FixedStandardDialScale( chartBeansDialPlot.getScale().getMinValue().doubleValue(), chartBeansDialPlot.getScale().getMaxValue().doubleValue(), -150.0, -240.0, scaleMajorTickIncrement, 2); standardDialScale.setTickRadius(0.88D); standardDialScale.setTickLabelOffset(0.15D); standardDialScale .setTickLabelFont(ChartUtils.getFont("sans-serif", FontStyle.NORMAL, FontWeight.NORMAL, 10)); standardDialScale.setTickLabelPaint(Color.BLACK); standardDialScale.setMajorTickLength(0.04); standardDialScale.setMajorTickPaint(Color.BLACK); standardDialScale.setMajorTickStroke(new BasicStroke(2)); standardDialScale.setMinorTickLength(0.02); standardDialScale.setMinorTickPaint(new Color(0x8b8b8b)); standardDialScale.setMinorTickStroke(new BasicStroke(1)); jFreeDialPlot.addScale(0, standardDialScale); DialCap dialCap = new DialCap(); dialCap.setRadius(0.06); dialCap.setFillPaint(new Color(0x636363)); dialCap.setOutlinePaint(new Color(0x5d5d5d)); dialCap.setOutlineStroke(new BasicStroke(2)); jFreeDialPlot.setCap(dialCap); GradientPaint gradientpaint = new GradientPaint(new Point(), new Color(0xfcfcfc), new Point(), new Color(0xd7d8da)); DialBackground dialbackground = new DialBackground(gradientpaint); // specify Color here for no gradient dialbackground.setGradientPaintTransformer( new StandardGradientPaintTransformer(GradientPaintTransformType.VERTICAL)); jFreeDialPlot.setBackground(dialbackground); VariableStrokePointer pointer = new VariableStrokePointer(); pointer.setRadius(0.9); pointer.setOutlineStroke(new BasicStroke(2)); pointer.setWidthRadius(0.05); pointer.setFillPaint(new Color(0x636363)); pointer.setOutlinePaint(new Color(0x5d5d5d)); jFreeDialPlot.addPointer(pointer); DialValueIndicator dialValueIndicator = new DialValueIndicator(0); dialValueIndicator.setTemplateValue(chartBeansDialPlot.getScale().getMaxValue()); dialValueIndicator.setFont(ChartUtils.getFont("Dialog", FontStyle.NORMAL, FontWeight.BOLD, 10)); dialValueIndicator.setPaint(Color.BLACK); dialValueIndicator.setBackgroundPaint(Color.WHITE); dialValueIndicator.setOutlineStroke(new BasicStroke(1)); dialValueIndicator.setOutlinePaint(new Color(0x8b8b8b)); jFreeDialPlot.addLayer(dialValueIndicator); if ((chartBeansDialPlot.getAnnotation() != null) && (chartBeansDialPlot.getAnnotation().getText() != null) && (chartBeansDialPlot.getAnnotation().getText().trim().length() > 0)) { Font font = ChartUtils.getFont(chartBeansDialPlot.getAnnotation().getFontFamily(), chartBeansDialPlot.getAnnotation().getFontStyle(), chartBeansDialPlot.getAnnotation().getFontWeight(), chartBeansDialPlot.getAnnotation().getFontSize()); if (font == null) { font = ChartUtils.getFont("sans-serif", FontStyle.NORMAL, FontWeight.NORMAL, 10); } DialTextAnnotation dialTextAnnotation = new DialTextAnnotation( chartBeansDialPlot.getAnnotation().getText().trim()); dialTextAnnotation.setFont(font); dialTextAnnotation.setRadius(0.6); jFreeDialPlot.addLayer(dialTextAnnotation); } String title = ""; if ((chartModel.getTitle() != null) && (chartModel.getTitle().getText() != null) && (chartModel.getTitle().getText().trim().length() > 0)) { title = chartModel.getTitle().getText(); } JFreeChart chart = new JFreeChart(title, jFreeDialPlot); initChart(chart, chartModel); return chart; }