Examples with TableXYDataset org.jfree.data.xy.TableXYDataset used on opensource projects

Example 1 with TableXYDataset

use of org.jfree.data.xy.TableXYDataset in project SIMVA-SoS by SESoS.

the class StackedXYAreaRenderer2Test method testFindRangeBounds.

/**
 * Check that the renderer is calculating the range bounds correctly.
 */
@Test
public void testFindRangeBounds() {
    TableXYDataset dataset = RendererXYPackageUtils.createTestTableXYDataset();
    JFreeChart chart = ChartFactory.createStackedXYAreaChart("Test Chart", "X", "Y", dataset, PlotOrientation.VERTICAL, false, false, false);
    XYPlot plot = (XYPlot) chart.getPlot();
    StackedXYAreaRenderer2 renderer = new StackedXYAreaRenderer2();
    plot.setRenderer(renderer);
    NumberAxis rangeAxis = (NumberAxis) plot.getRangeAxis();
    Range bounds = rangeAxis.getRange();
    assertTrue(bounds.contains(6.0));
    assertTrue(bounds.contains(8.0));
    // try null argument
    assertNull(renderer.findRangeBounds(null));
    // try empty dataset
    assertNull(renderer.findRangeBounds(new DefaultTableXYDataset()));
}

Example 2 with TableXYDataset

use of org.jfree.data.xy.TableXYDataset in project SIMVA-SoS by SESoS.

the class StackedXYBarRenderer method drawItem.

/**
 * Draws the visual representation of a single data item.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param dataArea  the area within which the plot is being drawn.
 * @param info  collects information about the drawing.
 * @param plot  the plot (can be used to obtain standard color information
 *              etc).
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param dataset  the dataset.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param crosshairState  crosshair information for the plot
 *                        (<code>null</code> permitted).
 * @param pass  the pass index.
 */
@Override
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, PlotRenderingInfo info, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, CrosshairState crosshairState, int pass) {
    if (!getItemVisible(series, item)) {
        return;
    }
    if (!(dataset instanceof IntervalXYDataset && dataset instanceof TableXYDataset)) {
        String message = "dataset (type " + dataset.getClass().getName() + ") has wrong type:";
        boolean and = false;
        if (!IntervalXYDataset.class.isAssignableFrom(dataset.getClass())) {
            message += " it is no IntervalXYDataset";
            and = true;
        }
        if (!TableXYDataset.class.isAssignableFrom(dataset.getClass())) {
            if (and) {
                message += " and";
            }
            message += " it is no TableXYDataset";
        }
        throw new IllegalArgumentException(message);
    }
    IntervalXYDataset intervalDataset = (IntervalXYDataset) dataset;
    double value = intervalDataset.getYValue(series, item);
    if (Double.isNaN(value)) {
        return;
    }
    // if we are rendering the values as percentages, we need to calculate
    // the total for the current item.  Unfortunately here we end up
    // repeating the calculation more times than is strictly necessary -
    // hopefully I'll come back to this and find a way to add the
    // total(s) to the renderer state.  The other problem is we implicitly
    // assume the dataset has no negative values...perhaps that can be
    // fixed too.
    double total = 0.0;
    if (this.renderAsPercentages) {
        total = DatasetUtilities.calculateStackTotal((TableXYDataset) dataset, item);
        value = value / total;
    }
    double positiveBase = 0.0;
    double negativeBase = 0.0;
    for (int i = 0; i < series; i++) {
        double v = dataset.getYValue(i, item);
        if (!Double.isNaN(v) && isSeriesVisible(i)) {
            if (this.renderAsPercentages) {
                v = v / total;
            }
            if (v > 0) {
                positiveBase = positiveBase + v;
            } else {
                negativeBase = negativeBase + v;
            }
        }
    }
    double translatedBase;
    double translatedValue;
    RectangleEdge edgeR = plot.getRangeAxisEdge();
    if (value > 0.0) {
        translatedBase = rangeAxis.valueToJava2D(positiveBase, dataArea, edgeR);
        translatedValue = rangeAxis.valueToJava2D(positiveBase + value, dataArea, edgeR);
    } else {
        translatedBase = rangeAxis.valueToJava2D(negativeBase, dataArea, edgeR);
        translatedValue = rangeAxis.valueToJava2D(negativeBase + value, dataArea, edgeR);
    }
    RectangleEdge edgeD = plot.getDomainAxisEdge();
    double startX = intervalDataset.getStartXValue(series, item);
    if (Double.isNaN(startX)) {
        return;
    }
    double translatedStartX = domainAxis.valueToJava2D(startX, dataArea, edgeD);
    double endX = intervalDataset.getEndXValue(series, item);
    if (Double.isNaN(endX)) {
        return;
    }
    double translatedEndX = domainAxis.valueToJava2D(endX, dataArea, edgeD);
    double translatedWidth = Math.max(1, Math.abs(translatedEndX - translatedStartX));
    double translatedHeight = Math.abs(translatedValue - translatedBase);
    if (getMargin() > 0.0) {
        double cut = translatedWidth * getMargin();
        translatedWidth = translatedWidth - cut;
        translatedStartX = translatedStartX + cut / 2;
    }
    Rectangle2D bar = null;
    PlotOrientation orientation = plot.getOrientation();
    if (orientation == PlotOrientation.HORIZONTAL) {
        bar = new Rectangle2D.Double(Math.min(translatedBase, translatedValue), Math.min(translatedEndX, translatedStartX), translatedHeight, translatedWidth);
    } else if (orientation == PlotOrientation.VERTICAL) {
        bar = new Rectangle2D.Double(Math.min(translatedStartX, translatedEndX), Math.min(translatedBase, translatedValue), translatedWidth, translatedHeight);
    } else {
        throw new IllegalStateException();
    }
    boolean positive = (value > 0.0);
    boolean inverted = rangeAxis.isInverted();
    RectangleEdge barBase;
    if (orientation == PlotOrientation.HORIZONTAL) {
        if (positive && inverted || !positive && !inverted) {
            barBase = RectangleEdge.RIGHT;
        } else {
            barBase = RectangleEdge.LEFT;
        }
    } else {
        if (positive && !inverted || !positive && inverted) {
            barBase = RectangleEdge.BOTTOM;
        } else {
            barBase = RectangleEdge.TOP;
        }
    }
    if (pass == 0) {
        if (getShadowsVisible()) {
            getBarPainter().paintBarShadow(g2, this, series, item, bar, barBase, false);
        }
    } else if (pass == 1) {
        getBarPainter().paintBar(g2, this, series, item, bar, barBase);
        // add an entity for the item...
        if (info != null) {
            EntityCollection entities = info.getOwner().getEntityCollection();
            if (entities != null) {
                addEntity(entities, bar, dataset, series, item, bar.getCenterX(), bar.getCenterY());
            }
        }
    } else if (pass == 2) {
        // been drawn...
        if (isItemLabelVisible(series, item)) {
            XYItemLabelGenerator generator = getItemLabelGenerator(series, item);
            drawItemLabel(g2, dataset, series, item, plot, generator, bar, value < 0.0);
        }
    }
}

Example 3 with TableXYDataset

use of org.jfree.data.xy.TableXYDataset in project SIMVA-SoS by SESoS.

the class StackedXYAreaRenderer2 method findRangeBounds.

/**
 * Returns the range of values the renderer requires to display all the
 * items from the specified dataset.
 *
 * @param dataset  the dataset (<code>null</code> permitted).
 *
 * @return The range (or <code>null</code> if the dataset is
 *         <code>null</code> or empty).
 */
@Override
public Range findRangeBounds(XYDataset dataset) {
    if (dataset == null) {
        return null;
    }
    double min = Double.POSITIVE_INFINITY;
    double max = Double.NEGATIVE_INFINITY;
    TableXYDataset d = (TableXYDataset) dataset;
    int itemCount = d.getItemCount();
    for (int i = 0; i < itemCount; i++) {
        double[] stackValues = getStackValues((TableXYDataset) dataset, d.getSeriesCount(), i);
        min = Math.min(min, stackValues[0]);
        max = Math.max(max, stackValues[1]);
    }
    if (min == Double.POSITIVE_INFINITY) {
        return null;
    }
    return new Range(min, max);
}

Example 4 with TableXYDataset

use of org.jfree.data.xy.TableXYDataset in project SIMVA-SoS by SESoS.

the class DatasetUtilitiesTest method testFindStackedRangeBoundsForTableXYDataset1.

/**
 * Some checks for the findStackedRangeBounds() method.
 */
@Test
public void testFindStackedRangeBoundsForTableXYDataset1() {
    TableXYDataset d2 = createTableXYDataset1();
    Range r = DatasetUtilities.findStackedRangeBounds(d2);
    assertEquals(-2.0, r.getLowerBound(), EPSILON);
    assertEquals(2.0, r.getUpperBound(), EPSILON);
}

Example 5 with TableXYDataset

use of org.jfree.data.xy.TableXYDataset in project SIMVA-SoS by SESoS.

the class StackedXYAreaRenderer2 method drawItem.

/**
 * Draws the visual representation of a single data item.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param dataArea  the area within which the data is being drawn.
 * @param info  collects information about the drawing.
 * @param plot  the plot (can be used to obtain standard color information
 *              etc).
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param dataset  the dataset.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param crosshairState  information about crosshairs on a plot.
 * @param pass  the pass index.
 */
@Override
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, PlotRenderingInfo info, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, CrosshairState crosshairState, int pass) {
    // setup for collecting optional entity info...
    Shape entityArea;
    EntityCollection entities = null;
    if (info != null) {
        entities = info.getOwner().getEntityCollection();
    }
    TableXYDataset tdataset = (TableXYDataset) dataset;
    PlotOrientation orientation = plot.getOrientation();
    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    if (Double.isNaN(y1)) {
        y1 = 0.0;
    }
    double[] stack1 = getStackValues(tdataset, series, item);
    // get the previous point and the next point so we can calculate a
    // "hot spot" for the area (used by the chart entity)...
    double x0 = dataset.getXValue(series, Math.max(item - 1, 0));
    double y0 = dataset.getYValue(series, Math.max(item - 1, 0));
    if (Double.isNaN(y0)) {
        y0 = 0.0;
    }
    double[] stack0 = getStackValues(tdataset, series, Math.max(item - 1, 0));
    int itemCount = dataset.getItemCount(series);
    double x2 = dataset.getXValue(series, Math.min(item + 1, itemCount - 1));
    double y2 = dataset.getYValue(series, Math.min(item + 1, itemCount - 1));
    if (Double.isNaN(y2)) {
        y2 = 0.0;
    }
    double[] stack2 = getStackValues(tdataset, series, Math.min(item + 1, itemCount - 1));
    double xleft = (x0 + x1) / 2.0;
    double xright = (x1 + x2) / 2.0;
    double[] stackLeft = averageStackValues(stack0, stack1);
    double[] stackRight = averageStackValues(stack1, stack2);
    double[] adjStackLeft = adjustedStackValues(stack0, stack1);
    double[] adjStackRight = adjustedStackValues(stack1, stack2);
    RectangleEdge edge0 = plot.getDomainAxisEdge();
    float transX1 = (float) domainAxis.valueToJava2D(x1, dataArea, edge0);
    float transXLeft = (float) domainAxis.valueToJava2D(xleft, dataArea, edge0);
    float transXRight = (float) domainAxis.valueToJava2D(xright, dataArea, edge0);
    if (this.roundXCoordinates) {
        transX1 = Math.round(transX1);
        transXLeft = Math.round(transXLeft);
        transXRight = Math.round(transXRight);
    }
    float transY1;
    RectangleEdge edge1 = plot.getRangeAxisEdge();
    GeneralPath left = new GeneralPath();
    GeneralPath right = new GeneralPath();
    if (y1 >= 0.0) {
        // handle positive value
        transY1 = (float) rangeAxis.valueToJava2D(y1 + stack1[1], dataArea, edge1);
        float transStack1 = (float) rangeAxis.valueToJava2D(stack1[1], dataArea, edge1);
        float transStackLeft = (float) rangeAxis.valueToJava2D(adjStackLeft[1], dataArea, edge1);
        // LEFT POLYGON
        if (y0 >= 0.0) {
            double yleft = (y0 + y1) / 2.0 + stackLeft[1];
            float transYLeft = (float) rangeAxis.valueToJava2D(yleft, dataArea, edge1);
            if (orientation == PlotOrientation.VERTICAL) {
                left.moveTo(transX1, transY1);
                left.lineTo(transX1, transStack1);
                left.lineTo(transXLeft, transStackLeft);
                left.lineTo(transXLeft, transYLeft);
            } else {
                left.moveTo(transY1, transX1);
                left.lineTo(transStack1, transX1);
                left.lineTo(transStackLeft, transXLeft);
                left.lineTo(transYLeft, transXLeft);
            }
            left.closePath();
        } else {
            if (orientation == PlotOrientation.VERTICAL) {
                left.moveTo(transX1, transStack1);
                left.lineTo(transX1, transY1);
                left.lineTo(transXLeft, transStackLeft);
            } else {
                left.moveTo(transStack1, transX1);
                left.lineTo(transY1, transX1);
                left.lineTo(transStackLeft, transXLeft);
            }
            left.closePath();
        }
        float transStackRight = (float) rangeAxis.valueToJava2D(adjStackRight[1], dataArea, edge1);
        // RIGHT POLYGON
        if (y2 >= 0.0) {
            double yright = (y1 + y2) / 2.0 + stackRight[1];
            float transYRight = (float) rangeAxis.valueToJava2D(yright, dataArea, edge1);
            if (orientation == PlotOrientation.VERTICAL) {
                right.moveTo(transX1, transStack1);
                right.lineTo(transX1, transY1);
                right.lineTo(transXRight, transYRight);
                right.lineTo(transXRight, transStackRight);
            } else {
                right.moveTo(transStack1, transX1);
                right.lineTo(transY1, transX1);
                right.lineTo(transYRight, transXRight);
                right.lineTo(transStackRight, transXRight);
            }
            right.closePath();
        } else {
            if (orientation == PlotOrientation.VERTICAL) {
                right.moveTo(transX1, transStack1);
                right.lineTo(transX1, transY1);
                right.lineTo(transXRight, transStackRight);
            } else {
                right.moveTo(transStack1, transX1);
                right.lineTo(transY1, transX1);
                right.lineTo(transStackRight, transXRight);
            }
            right.closePath();
        }
    } else {
        // handle negative value
        transY1 = (float) rangeAxis.valueToJava2D(y1 + stack1[0], dataArea, edge1);
        float transStack1 = (float) rangeAxis.valueToJava2D(stack1[0], dataArea, edge1);
        float transStackLeft = (float) rangeAxis.valueToJava2D(adjStackLeft[0], dataArea, edge1);
        // LEFT POLYGON
        if (y0 >= 0.0) {
            if (orientation == PlotOrientation.VERTICAL) {
                left.moveTo(transX1, transStack1);
                left.lineTo(transX1, transY1);
                left.lineTo(transXLeft, transStackLeft);
            } else {
                left.moveTo(transStack1, transX1);
                left.lineTo(transY1, transX1);
                left.lineTo(transStackLeft, transXLeft);
            }
            left.clone();
        } else {
            double yleft = (y0 + y1) / 2.0 + stackLeft[0];
            float transYLeft = (float) rangeAxis.valueToJava2D(yleft, dataArea, edge1);
            if (orientation == PlotOrientation.VERTICAL) {
                left.moveTo(transX1, transY1);
                left.lineTo(transX1, transStack1);
                left.lineTo(transXLeft, transStackLeft);
                left.lineTo(transXLeft, transYLeft);
            } else {
                left.moveTo(transY1, transX1);
                left.lineTo(transStack1, transX1);
                left.lineTo(transStackLeft, transXLeft);
                left.lineTo(transYLeft, transXLeft);
            }
            left.closePath();
        }
        float transStackRight = (float) rangeAxis.valueToJava2D(adjStackRight[0], dataArea, edge1);
        // RIGHT POLYGON
        if (y2 >= 0.0) {
            if (orientation == PlotOrientation.VERTICAL) {
                right.moveTo(transX1, transStack1);
                right.lineTo(transX1, transY1);
                right.lineTo(transXRight, transStackRight);
            } else {
                right.moveTo(transStack1, transX1);
                right.lineTo(transY1, transX1);
                right.lineTo(transStackRight, transXRight);
            }
            right.closePath();
        } else {
            double yright = (y1 + y2) / 2.0 + stackRight[0];
            float transYRight = (float) rangeAxis.valueToJava2D(yright, dataArea, edge1);
            if (orientation == PlotOrientation.VERTICAL) {
                right.moveTo(transX1, transStack1);
                right.lineTo(transX1, transY1);
                right.lineTo(transXRight, transYRight);
                right.lineTo(transXRight, transStackRight);
            } else {
                right.moveTo(transStack1, transX1);
                right.lineTo(transY1, transX1);
                right.lineTo(transYRight, transXRight);
                right.lineTo(transStackRight, transXRight);
            }
            right.closePath();
        }
    }
    // Get series Paint and Stroke
    Paint itemPaint = getItemPaint(series, item);
    if (pass == 0) {
        g2.setPaint(itemPaint);
        g2.fill(left);
        g2.fill(right);
    }
    // add an entity for the item...
    if (entities != null) {
        GeneralPath gp = new GeneralPath(left);
        gp.append(right, false);
        entityArea = gp;
        addEntity(entities, entityArea, dataset, series, item, transX1, transY1);
    }
}