Examples with RectangleEdge org.jfree.chart.api.RectangleEdge used on opensource projects

Example 11 with RectangleEdge

use of org.jfree.chart.api.RectangleEdge in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class CandlestickRenderer 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 info 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} 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) {
    boolean horiz;
    PlotOrientation orientation = plot.getOrientation();
    if (orientation == PlotOrientation.HORIZONTAL) {
        horiz = true;
    } else if (orientation == PlotOrientation.VERTICAL) {
        horiz = false;
    } else {
        return;
    }
    // setup for collecting optional entity info...
    EntityCollection entities = null;
    if (info != null) {
        entities = info.getOwner().getEntityCollection();
    }
    OHLCDataset highLowData = (OHLCDataset) dataset;
    double x = highLowData.getXValue(series, item);
    double yHigh = highLowData.getHighValue(series, item);
    double yLow = highLowData.getLowValue(series, item);
    double yOpen = highLowData.getOpenValue(series, item);
    double yClose = highLowData.getCloseValue(series, item);
    RectangleEdge domainEdge = plot.getDomainAxisEdge();
    double xx = domainAxis.valueToJava2D(x, dataArea, domainEdge);
    RectangleEdge edge = plot.getRangeAxisEdge();
    double yyHigh = rangeAxis.valueToJava2D(yHigh, dataArea, edge);
    double yyLow = rangeAxis.valueToJava2D(yLow, dataArea, edge);
    double yyOpen = rangeAxis.valueToJava2D(yOpen, dataArea, edge);
    double yyClose = rangeAxis.valueToJava2D(yClose, dataArea, edge);
    double volumeWidth;
    double stickWidth;
    if (this.candleWidth > 0) {
        // These are deliberately not bounded to minimums/maxCandleWidth to
        // retain old behaviour.
        volumeWidth = this.candleWidth;
        stickWidth = this.candleWidth;
    } else {
        double xxWidth = 0;
        int itemCount;
        switch(this.autoWidthMethod) {
            case WIDTHMETHOD_AVERAGE:
                itemCount = highLowData.getItemCount(series);
                if (horiz) {
                    xxWidth = dataArea.getHeight() / itemCount;
                } else {
                    xxWidth = dataArea.getWidth() / itemCount;
                }
                break;
            case WIDTHMETHOD_SMALLEST:
                // Note: It would be nice to pre-calculate this per series
                itemCount = highLowData.getItemCount(series);
                double lastPos = -1;
                xxWidth = dataArea.getWidth();
                for (int i = 0; i < itemCount; i++) {
                    double pos = domainAxis.valueToJava2D(highLowData.getXValue(series, i), dataArea, domainEdge);
                    if (lastPos != -1) {
                        xxWidth = Math.min(xxWidth, Math.abs(pos - lastPos));
                    }
                    lastPos = pos;
                }
                break;
            case WIDTHMETHOD_INTERVALDATA:
                IntervalXYDataset intervalXYData = (IntervalXYDataset) dataset;
                double startPos = domainAxis.valueToJava2D(intervalXYData.getStartXValue(series, item), dataArea, plot.getDomainAxisEdge());
                double endPos = domainAxis.valueToJava2D(intervalXYData.getEndXValue(series, item), dataArea, plot.getDomainAxisEdge());
                xxWidth = Math.abs(endPos - startPos);
                break;
        }
        xxWidth -= 2 * this.autoWidthGap;
        xxWidth *= this.autoWidthFactor;
        xxWidth = Math.min(xxWidth, this.maxCandleWidth);
        volumeWidth = Math.max(Math.min(1, this.maxCandleWidth), xxWidth);
        stickWidth = Math.max(Math.min(3, this.maxCandleWidth), xxWidth);
    }
    Paint p = getItemPaint(series, item);
    Paint outlinePaint = null;
    if (this.useOutlinePaint) {
        outlinePaint = getItemOutlinePaint(series, item);
    }
    Stroke s = getItemStroke(series, item);
    g2.setStroke(s);
    if (this.drawVolume) {
        int volume = (int) highLowData.getVolumeValue(series, item);
        double volumeHeight = volume / this.maxVolume;
        double min, max;
        if (horiz) {
            min = dataArea.getMinX();
            max = dataArea.getMaxX();
        } else {
            min = dataArea.getMinY();
            max = dataArea.getMaxY();
        }
        double zzVolume = volumeHeight * (max - min);
        g2.setPaint(getVolumePaint());
        Composite originalComposite = g2.getComposite();
        g2.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.3f));
        if (horiz) {
            g2.fill(new Rectangle2D.Double(min, xx - volumeWidth / 2, zzVolume, volumeWidth));
        } else {
            g2.fill(new Rectangle2D.Double(xx - volumeWidth / 2, max - zzVolume, volumeWidth, zzVolume));
        }
        g2.setComposite(originalComposite);
    }
    if (this.useOutlinePaint) {
        g2.setPaint(outlinePaint);
    } else {
        g2.setPaint(p);
    }
    double yyMaxOpenClose = Math.max(yyOpen, yyClose);
    double yyMinOpenClose = Math.min(yyOpen, yyClose);
    double maxOpenClose = Math.max(yOpen, yClose);
    double minOpenClose = Math.min(yOpen, yClose);
    // draw the upper shadow
    if (yHigh > maxOpenClose) {
        if (horiz) {
            g2.draw(new Line2D.Double(yyHigh, xx, yyMaxOpenClose, xx));
        } else {
            g2.draw(new Line2D.Double(xx, yyHigh, xx, yyMaxOpenClose));
        }
    }
    // draw the lower shadow
    if (yLow < minOpenClose) {
        if (horiz) {
            g2.draw(new Line2D.Double(yyLow, xx, yyMinOpenClose, xx));
        } else {
            g2.draw(new Line2D.Double(xx, yyLow, xx, yyMinOpenClose));
        }
    }
    // draw the body
    Rectangle2D body;
    Rectangle2D hotspot;
    double length = Math.abs(yyHigh - yyLow);
    double base = Math.min(yyHigh, yyLow);
    if (horiz) {
        body = new Rectangle2D.Double(yyMinOpenClose, xx - stickWidth / 2, yyMaxOpenClose - yyMinOpenClose, stickWidth);
        hotspot = new Rectangle2D.Double(base, xx - stickWidth / 2, length, stickWidth);
    } else {
        body = new Rectangle2D.Double(xx - stickWidth / 2, yyMinOpenClose, stickWidth, yyMaxOpenClose - yyMinOpenClose);
        hotspot = new Rectangle2D.Double(xx - stickWidth / 2, base, stickWidth, length);
    }
    if (yClose > yOpen) {
        if (this.upPaint != null) {
            g2.setPaint(this.upPaint);
        } else {
            g2.setPaint(p);
        }
        g2.fill(body);
    } else {
        if (this.downPaint != null) {
            g2.setPaint(this.downPaint);
        } else {
            g2.setPaint(p);
        }
        g2.fill(body);
    }
    if (this.useOutlinePaint) {
        g2.setPaint(outlinePaint);
    } else {
        g2.setPaint(p);
    }
    g2.draw(body);
    // add an entity for the item...
    if (entities != null) {
        addEntity(entities, hotspot, dataset, series, item, 0.0, 0.0);
    }
}

Example 12 with RectangleEdge

use of org.jfree.chart.api.RectangleEdge in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class ClusteredXYBarRenderer method drawItem.

/**
 * Draws the visual representation of a single data item. This method
 * is mostly copied from the superclass, the change is that in the
 * calculated space for a singe bar we draw bars for each series next to
 * each other. The width of each bar is the available width divided by
 * the number of series. Bars for each series are drawn in order left to
 * right.
 *
 * @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.
 * @param item  the item index.
 * @param crosshairState  crosshair information for the plot
 *                        ({@code null} 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;
    }
    IntervalXYDataset intervalDataset = (IntervalXYDataset) dataset;
    double y0;
    double y1;
    if (getUseYInterval()) {
        y0 = intervalDataset.getStartYValue(series, item);
        y1 = intervalDataset.getEndYValue(series, item);
    } else {
        y0 = getBase();
        y1 = intervalDataset.getYValue(series, item);
    }
    if (Double.isNaN(y0) || Double.isNaN(y1)) {
        return;
    }
    double yy0 = rangeAxis.valueToJava2D(y0, dataArea, plot.getRangeAxisEdge());
    double yy1 = rangeAxis.valueToJava2D(y1, dataArea, plot.getRangeAxisEdge());
    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    double x0 = intervalDataset.getStartXValue(series, item);
    double xx0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
    double x1 = intervalDataset.getEndXValue(series, item);
    double xx1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    // this may be negative
    double intervalW = xx1 - xx0;
    double baseX = xx0;
    if (this.centerBarAtStartValue) {
        baseX = baseX - intervalW / 2.0;
    }
    double m = getMargin();
    if (m > 0.0) {
        double cut = intervalW * getMargin();
        intervalW = intervalW - cut;
        baseX = baseX + (cut / 2);
    }
    // we don't need the sign
    double intervalH = Math.abs(yy0 - yy1);
    PlotOrientation orientation = plot.getOrientation();
    var visibleSeries = new ArrayList<Integer>();
    for (int i = 0; i < dataset.getSeriesCount(); i++) {
        if (isSeriesVisible(i)) {
            visibleSeries.add(i);
        }
    }
    int numSeries = visibleSeries.size();
    // may be negative
    double seriesBarWidth = intervalW / numSeries;
    int visibleSeriesIndex = visibleSeries.indexOf(series);
    Rectangle2D bar = null;
    if (orientation == PlotOrientation.HORIZONTAL) {
        double barY0 = baseX + (seriesBarWidth * visibleSeriesIndex);
        double barY1 = barY0 + seriesBarWidth;
        double rx = Math.min(yy0, yy1);
        double rw = intervalH;
        double ry = Math.min(barY0, barY1);
        double rh = Math.abs(barY1 - barY0);
        bar = new Rectangle2D.Double(rx, ry, rw, rh);
    } else if (orientation == PlotOrientation.VERTICAL) {
        double barX0 = baseX + (seriesBarWidth * visibleSeriesIndex);
        double barX1 = barX0 + seriesBarWidth;
        double rx = Math.min(barX0, barX1);
        double rw = Math.abs(barX1 - barX0);
        double ry = Math.min(yy0, yy1);
        double rh = intervalH;
        bar = new Rectangle2D.Double(rx, ry, rw, rh);
    } else {
        throw new IllegalStateException();
    }
    boolean positive = (y1 > 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 && getShadowsVisible()) {
        getBarPainter().paintBarShadow(g2, this, series, item, bar, barBase, !getUseYInterval());
    }
    if (pass == 1) {
        getBarPainter().paintBar(g2, this, series, item, bar, barBase);
        if (isItemLabelVisible(series, item)) {
            XYItemLabelGenerator generator = getItemLabelGenerator(series, item);
            drawItemLabel(g2, dataset, series, item, plot, generator, bar, y1 < 0.0);
        }
        // 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());
            }
        }
    }
}

Example 13 with RectangleEdge

use of org.jfree.chart.api.RectangleEdge in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class IntervalBarRenderer method drawInterval.

/**
 * Draws a single interval.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param dataArea  the data plot area.
 * @param plot  the plot.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param dataset  the data.
 * @param row  the row index (zero-based).
 * @param column  the column index (zero-based).
 */
protected void drawInterval(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, IntervalCategoryDataset dataset, int row, int column) {
    int visibleRow = state.getVisibleSeriesIndex(row);
    if (visibleRow < 0) {
        return;
    }
    PlotOrientation orientation = plot.getOrientation();
    double rectX = 0.0;
    double rectY = 0.0;
    RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();
    // Y0
    Number value0 = dataset.getEndValue(row, column);
    if (value0 == null) {
        return;
    }
    double java2dValue0 = rangeAxis.valueToJava2D(value0.doubleValue(), dataArea, rangeAxisLocation);
    // Y1
    Number value1 = dataset.getStartValue(row, column);
    if (value1 == null) {
        return;
    }
    double java2dValue1 = rangeAxis.valueToJava2D(value1.doubleValue(), dataArea, rangeAxisLocation);
    if (java2dValue1 < java2dValue0) {
        double temp = java2dValue1;
        java2dValue1 = java2dValue0;
        java2dValue0 = temp;
    }
    // BAR WIDTH
    double rectWidth = state.getBarWidth();
    // BAR HEIGHT
    double rectHeight = Math.abs(java2dValue1 - java2dValue0);
    RectangleEdge barBase = RectangleEdge.LEFT;
    if (orientation == PlotOrientation.HORIZONTAL) {
        // BAR Y
        rectX = java2dValue0;
        rectY = calculateBarW0(getPlot(), orientation, dataArea, domainAxis, state, visibleRow, column);
        rectHeight = state.getBarWidth();
        rectWidth = Math.abs(java2dValue1 - java2dValue0);
        barBase = RectangleEdge.LEFT;
    } else if (orientation.isVertical()) {
        // BAR X
        rectX = calculateBarW0(getPlot(), orientation, dataArea, domainAxis, state, visibleRow, column);
        rectY = java2dValue0;
        barBase = RectangleEdge.BOTTOM;
    }
    Rectangle2D bar = new Rectangle2D.Double(rectX, rectY, rectWidth, rectHeight);
    BarPainter painter = getBarPainter();
    if (state.getElementHinting()) {
        beginElementGroup(g2, dataset.getRowKey(row), dataset.getColumnKey(column));
    }
    if (getShadowsVisible()) {
        painter.paintBarShadow(g2, this, row, column, bar, barBase, false);
    }
    getBarPainter().paintBar(g2, this, row, column, bar, barBase);
    if (state.getElementHinting()) {
        endElementGroup(g2);
    }
    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, false);
    }
    // add an item entity, if this information is being collected
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addItemEntity(entities, dataset, row, column, bar);
    }
}

Example 14 with RectangleEdge

use of org.jfree.chart.api.RectangleEdge in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class LayeredBarRenderer method drawVerticalItem.

/**
 * Draws the bar for a single (series, category) data item.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param dataArea  the data area.
 * @param plot  the plot.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param dataset  the dataset.
 * @param row  the row index (zero-based).
 * @param column  the column index (zero-based).
 */
protected void drawVerticalItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column) {
    // nothing is drawn for null values...
    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;
    }
    // BAR X
    double rectX = domainAxis.getCategoryMiddle(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()) - state.getBarWidth() / 2.0;
    int seriesCount = getRowCount();
    // BAR Y
    double value = dataValue.doubleValue();
    double base = getBase();
    double lclip = getLowerClip();
    double uclip = getUpperClip();
    if (uclip <= 0.0) {
        // cases 1, 2, 3 and 4
        if (value >= uclip) {
            // bar is not visible
            return;
        }
        base = uclip;
        if (value <= lclip) {
            value = lclip;
        }
    } else if (lclip <= 0.0) {
        // cases 5, 6, 7 and 8
        if (value >= uclip) {
            value = uclip;
        } else {
            if (value <= lclip) {
                value = lclip;
            }
        }
    } else {
        // cases 9, 10, 11 and 12
        if (value <= lclip) {
            // bar is not visible
            return;
        }
        base = getLowerClip();
        if (value >= uclip) {
            value = uclip;
        }
    }
    RectangleEdge edge = plot.getRangeAxisEdge();
    double transY1 = rangeAxis.valueToJava2D(base, dataArea, edge);
    double transY2 = rangeAxis.valueToJava2D(value, dataArea, edge);
    double rectY = Math.min(transY2, transY1);
    double rectWidth;
    double rectHeight = Math.abs(transY2 - transY1);
    // draw the bar...
    double shift = 0.0;
    double widthFactor = 1.0;
    double seriesBarWidth = getSeriesBarWidth(row);
    if (!Double.isNaN(seriesBarWidth)) {
        widthFactor = seriesBarWidth;
    }
    rectWidth = widthFactor * state.getBarWidth();
    rectX = rectX + (1 - widthFactor) * state.getBarWidth() / 2.0;
    if (seriesCount > 1) {
        // needs to be improved !!!
        shift = rectWidth * 0.20 / (seriesCount - 1);
    }
    Rectangle2D bar = new Rectangle2D.Double((rectX + ((seriesCount - 1 - row) * shift)), rectY, (rectWidth - (seriesCount - 1 - row) * shift * 2), rectHeight);
    if (state.getElementHinting()) {
        beginElementGroup(g2, dataset.getRowKey(row), dataset.getColumnKey(column));
    }
    Paint itemPaint = getItemPaint(row, column);
    GradientPaintTransformer t = getGradientPaintTransformer();
    if (t != null && itemPaint instanceof GradientPaint) {
        itemPaint = t.transform((GradientPaint) itemPaint, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);
    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        g2.setStroke(getItemOutlineStroke(row, column));
        g2.setPaint(getItemOutlinePaint(row, column));
        g2.draw(bar);
    }
    if (state.getElementHinting()) {
        endElementGroup(g2);
    }
    // draw the item labels if there are any...
    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, dataset, row, column, plot, generator, bar, value < base);
    }
    // collect entity and tool tip information...
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addItemEntity(entities, dataset, row, column, bar);
    }
}

Example 15 with RectangleEdge

use of org.jfree.chart.api.RectangleEdge in project ES-LEI-2Sem-2022-Grupo-1 by tmrbo-iscte.

the class LevelRenderer method drawItem.

/**
 * Draws the bar for a single (series, category) data item.
 *
 * @param g2  the graphics device.
 * @param state  the renderer state.
 * @param dataArea  the data area.
 * @param plot  the plot.
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the range axis.
 * @param dataset  the dataset.
 * @param row  the row index (zero-based).
 * @param column  the column index (zero-based).
 * @param pass  the pass index.
 */
@Override
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, int pass) {
    // nothing is drawn if the row index is not included in the list with
    // the indices of the visible rows...
    int visibleRow = state.getVisibleSeriesIndex(row);
    if (visibleRow < 0) {
        return;
    }
    // nothing is drawn for null values...
    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;
    }
    double value = dataValue.doubleValue();
    PlotOrientation orientation = plot.getOrientation();
    double barW0 = calculateBarW0(plot, orientation, dataArea, domainAxis, state, visibleRow, column);
    RectangleEdge edge = plot.getRangeAxisEdge();
    double barL = rangeAxis.valueToJava2D(value, dataArea, edge);
    // draw the bar...
    Line2D line;
    double x, y;
    if (orientation.isHorizontal()) {
        x = barL;
        y = barW0 + state.getBarWidth() / 2.0;
        line = new Line2D.Double(barL, barW0, barL, barW0 + state.getBarWidth());
    } else {
        x = barW0 + state.getBarWidth() / 2.0;
        y = barL;
        line = new Line2D.Double(barW0, barL, barW0 + state.getBarWidth(), barL);
    }
    if (state.getElementHinting()) {
        beginElementGroup(g2, dataset.getRowKey(row), dataset.getColumnKey(column));
    }
    Stroke itemStroke = getItemStroke(row, column);
    Paint itemPaint = getItemPaint(row, column);
    g2.setStroke(itemStroke);
    g2.setPaint(itemPaint);
    g2.draw(line);
    if (state.getElementHinting()) {
        endElementGroup(g2);
    }
    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column);
    if (generator != null && isItemLabelVisible(row, column)) {
        drawItemLabel(g2, orientation, dataset, row, column, x, y, (value < 0.0));
    }
    // submit the current data point as a crosshair candidate
    int datasetIndex = plot.indexOf(dataset);
    updateCrosshairValues(state.getCrosshairState(), dataset.getRowKey(row), dataset.getColumnKey(column), value, datasetIndex, barW0, barL, orientation);
    // collect entity and tool tip information...
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addItemEntity(entities, dataset, row, column, line.getBounds());
    }
}