List of usage examples for org.jfree.data.xy XYZDataset getZValue
public double getZValue(int series, int item);
From source file:org.jfree.data.general.DatasetUtilities.java
/** * Iterates over the data items of the xyz dataset to find * the z-dimension bounds./*from w w w . j a v a2s. co m*/ * * @param dataset the dataset (<code>null</code> not permitted). * @param includeInterval include the z-interval (if the dataset has a * z-interval. * * @return The range (possibly <code>null</code>). */ public static Range iterateZBounds(XYZDataset dataset, boolean includeInterval) { double minimum = Double.POSITIVE_INFINITY; double maximum = Double.NEGATIVE_INFINITY; int seriesCount = dataset.getSeriesCount(); for (int series = 0; series < seriesCount; series++) { int itemCount = dataset.getItemCount(series); for (int item = 0; item < itemCount; item++) { double value = dataset.getZValue(series, item); if (!Double.isNaN(value)) { minimum = Math.min(minimum, value); maximum = Math.max(maximum, value); } } } if (minimum == Double.POSITIVE_INFINITY) { return null; } else { return new Range(minimum, maximum); } }
From source file:org.jfree.data.general.DatasetUtils.java
/** * Returns the range of z-values in the specified dataset for the * data items belonging to the visible series and with x-values in the * given range./*from w w w . ja v a2s .co m*/ * * @param dataset the dataset ({@code null} not permitted). * @param visibleSeriesKeys the visible series keys ({@code null} not * permitted). * @param xRange the x-range ({@code null} not permitted). * @param includeInterval a flag that determines whether or not the * z-interval for the dataset is included (this only applies if the * dataset has an interval, which is currently not supported). * * @return The y-range (possibly {@code null}). */ public static Range iterateToFindZBounds(XYZDataset dataset, List visibleSeriesKeys, Range xRange, boolean includeInterval) { Args.nullNotPermitted(dataset, "dataset"); Args.nullNotPermitted(visibleSeriesKeys, "visibleSeriesKeys"); Args.nullNotPermitted(xRange, "xRange"); double minimum = Double.POSITIVE_INFINITY; double maximum = Double.NEGATIVE_INFINITY; Iterator iterator = visibleSeriesKeys.iterator(); while (iterator.hasNext()) { Comparable seriesKey = (Comparable) iterator.next(); int series = dataset.indexOf(seriesKey); int itemCount = dataset.getItemCount(series); for (int item = 0; item < itemCount; item++) { double x = dataset.getXValue(series, item); double z = dataset.getZValue(series, item); if (xRange.contains(x)) { if (!Double.isNaN(z)) { minimum = Math.min(minimum, z); maximum = Math.max(maximum, z); } } } } if (minimum == Double.POSITIVE_INFINITY) { return null; } else { return new Range(minimum, maximum); } }
From source file:net.sf.maltcms.chromaui.charts.FastHeatMapPlot.java
/** * * @param xyz// w w w . ja v a 2 s.c o m * @param sl * @param spm * @param xybr * @param activeGraphics * @param dataArea * @param info * @param crosshairState * @return */ public BufferedImage prepareData(final XYZDataset xyz, final int sl, final int spm, final XYBlockRenderer xybr, Graphics2D activeGraphics, Rectangle2D dataArea, PlotRenderingInfo info, CrosshairState crosshairState) { long start = System.currentTimeMillis(); final PaintScale ps = xybr.getPaintScale(); double minz = Double.POSITIVE_INFINITY, maxz = Double.NEGATIVE_INFINITY; for (int i = 0; i < xyz.getSeriesCount(); i++) { final int items = xyz.getItemCount(i); for (int j = 0; j < items; j++) { minz = Math.min(xyz.getZValue(i, j), minz); maxz = Math.max(xyz.getZValue(i, j), maxz); } } if (ps instanceof GradientPaintScale) { ((GradientPaintScale) ps).setUpperBound(maxz); ((GradientPaintScale) ps).setLowerBound(minz); } Logger.getLogger(getClass().getName()).log(Level.INFO, "Finding min and max data took{0}ms", (System.currentTimeMillis() - start)); // VolatileImage bi = null; // if (bi == null) { // if (this.getOrientation() == PlotOrientation.VERTICAL) { BufferedImage bi = createCompatibleImage(sl, spm, BufferedImage.TRANSLUCENT); // } else { // bi = createCompatibleImage(spm, sl); // } // }else{ // img.validate(g.getDeviceConfiguration()) // } Graphics2D g2 = (Graphics2D) bi.getGraphics(); g2.setColor((Color) ps.getPaint(ps.getLowerBound())); g2.fillRect(0, 0, sl, spm); // System.out.println("Using Threshold: " + threshold); int height = bi.getHeight(); //final WritableRaster wr = bi.getRaster(); XYItemRendererState xyrs = xybr.initialise(g2, dataArea, this, xyz, info); for (int i = 0; i < xyz.getSeriesCount(); i++) { final int items = xyz.getItemCount(i); for (int j = 0; j < items; j++) { final double tmp = xyz.getZValue(i, j); if (tmp > this.threshholdCutOff) { //if(j%50==0)System.out.println("Value > threshold: "+tmp); final Paint p = ps.getPaint(tmp); // final Paint tp = ps.getPaint(this.threshholdCutOff); // if (!tp.equals(p)) { if (p instanceof Color) { final Color c = (Color) p; g2.setColor(c); // xybr.drawItem(g2, xyrs, dataArea, info, this, domainAxis, rangeAxis, xyz, i, j, crosshairState, 0); // if (this.getOrientation() == PlotOrientation.VERTICAL) { g2.fillRect((int) xyz.getXValue(i, j), height - (int) xyz.getYValue(i, j), 1, 1); // wr.setPixel(, , new int[]{c.getRed(), // c.getGreen(), c.getBlue(), c.getAlpha()}); // } else { // wr.setPixel((int) xyz.getYValue(i, j), (int) xyz.getXValue(i, j), new int[]{c.getRed(), // c.getGreen(), c.getBlue(), c.getAlpha()}); // } // } // } } } } } Logger.getLogger(getClass().getName()).log(Level.INFO, "Creating image and drawing items took {0}ms", (System.currentTimeMillis() - start)); return bi; }
From source file:org.jfree.data.general.DatasetUtilities.java
/** * Returns the range of z-values in the specified dataset for the * data items belonging to the visible series and with x-values in the * given range.//from www .j av a 2s . c o m * * @param dataset the dataset (<code>null</code> not permitted). * @param visibleSeriesKeys the visible series keys (<code>null</code> not * permitted). * @param xRange the x-range (<code>null</code> not permitted). * @param includeInterval a flag that determines whether or not the * z-interval for the dataset is included (this only applies if the * dataset has an interval, which is currently not supported). * * @return The y-range (possibly <code>null</code>). */ public static Range iterateToFindZBounds(XYZDataset dataset, List visibleSeriesKeys, Range xRange, boolean includeInterval) { ParamChecks.nullNotPermitted(dataset, "dataset"); ParamChecks.nullNotPermitted(visibleSeriesKeys, "visibleSeriesKeys"); ParamChecks.nullNotPermitted(xRange, "xRange"); double minimum = Double.POSITIVE_INFINITY; double maximum = Double.NEGATIVE_INFINITY; Iterator iterator = visibleSeriesKeys.iterator(); while (iterator.hasNext()) { Comparable seriesKey = (Comparable) iterator.next(); int series = dataset.indexOf(seriesKey); int itemCount = dataset.getItemCount(series); for (int item = 0; item < itemCount; item++) { double x = dataset.getXValue(series, item); double z = dataset.getZValue(series, item); if (xRange.contains(x)) { if (!Double.isNaN(z)) { minimum = Math.min(minimum, z); maximum = Math.max(maximum, z); } } } } if (minimum == Double.POSITIVE_INFINITY) { return null; } else { return new Range(minimum, maximum); } }
From source file:com.peterbochs.instrument.InstrumentPanel.java
@Override public void chartMouseClicked(ChartMouseEvent event) { try {//from w ww . j a v a 2 s .c o m // System.out.println(event.getTrigger().getX()); JFreeChart chart = event.getChart(); XYPlot xyplot = chart.getXYPlot(); MyXYBlockRenderer renderer = (MyXYBlockRenderer) xyplot.getRenderer(); XYZDataset dataset = (XYZDataset) xyplot.getDataset(); XYItemEntity entity = (XYItemEntity) event.getEntity(); int series = entity.getSeriesIndex(); int item = entity.getItem(); int i = event.getTrigger().getX(); int j = event.getTrigger().getY(); Point2D point2d = jMemoryChartPanel.translateScreenToJava2D(new Point(i, j)); ChartRenderingInfo chartrenderinginfo = jMemoryChartPanel.getChartRenderingInfo(); Rectangle2D rectangle2d = chartrenderinginfo.getPlotInfo().getDataArea(); double x = xyplot.getDomainAxis().java2DToValue(point2d.getX(), rectangle2d, xyplot.getDomainAxisEdge()); double y = xyplot.getRangeAxis().java2DToValue(point2d.getY(), rectangle2d, xyplot.getRangeAxisEdge()); int realX = (int) Math.round(x); int realY = (int) Math.round(y); renderer.setSelectedXY(realX, realY); long blockSize = CommonLib.convertFilesize((String) jBlockSizeComboBox.getSelectedItem()); long columnCount = Data.getColumnCount( CommonLib.convertFilesize((String) jFromComboBox.getSelectedItem()), CommonLib.convertFilesize((String) jToComboBox.getSelectedItem()), blockSize); Long address = ((realY * columnCount) + realX) * blockSize; updateHotestTable(address, blockSize); this.jAddressLabel.setText("Address=0x" + Long.toHexString(address)); this.jRWCountLabel.setText("R/W count=" + (int) dataset.getZValue(series, item)); } catch (Exception ex) { } }