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

Example 11 with RectangleEdge

use of org.jfree.chart.util.RectangleEdge in project graphcode2vec by graphcode2vec.

the class LayeredBarRenderer method drawHorizontalItem.

/**
 * 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 selected  is the item selected?
 *
 * @since 1.2.0
 */
protected void drawHorizontalItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, boolean selected) {
    // nothing is drawn for null values...
    Number dataValue = dataset.getValue(row, column);
    if (dataValue == null) {
        return;
    }
    // X
    double value = dataValue.doubleValue();
    double base = 0.0;
    double lclip = rangeAxis.getLowerBound();
    double uclip = rangeAxis.getUpperBound();
    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 = lclip;
        if (value >= uclip) {
            value = uclip;
        }
    }
    RectangleEdge edge = plot.getRangeAxisEdge();
    double transX1 = rangeAxis.valueToJava2D(base, dataArea, edge);
    double transX2 = rangeAxis.valueToJava2D(value, dataArea, edge);
    double rectX = Math.min(transX1, transX2);
    double rectWidth = Math.abs(transX2 - transX1);
    // Y
    double rectY = domainAxis.getCategoryMiddle(column, getColumnCount(), dataArea, plot.getDomainAxisEdge()) - state.getBarWidth() / 2.0;
    int seriesCount = getRowCount();
    // draw the bar...
    double shift = 0.0;
    double rectHeight = 0.0;
    double widthFactor = 1.0;
    double seriesBarWidth = getSeriesBarWidth(row);
    if (!Double.isNaN(seriesBarWidth)) {
        widthFactor = seriesBarWidth;
    }
    rectHeight = widthFactor * state.getBarWidth();
    rectY = rectY + (1 - widthFactor) * state.getBarWidth() / 2.0;
    if (seriesCount > 1) {
        shift = rectHeight * 0.20 / (seriesCount - 1);
    }
    Rectangle2D bar = new Rectangle2D.Double(rectX, (rectY + ((seriesCount - 1 - row) * shift)), rectWidth, (rectHeight - (seriesCount - 1 - row) * shift * 2));
    Paint itemPaint = getItemPaint(row, column, selected);
    GradientPaintTransformer t = getGradientPaintTransformer();
    if (t != null && itemPaint instanceof GradientPaint) {
        itemPaint = t.transform((GradientPaint) itemPaint, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);
    // draw the outline...
    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        Stroke stroke = getItemOutlineStroke(row, column, selected);
        Paint paint = getItemOutlinePaint(row, column, selected);
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }
    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column, selected);
    if (generator != null && isItemLabelVisible(row, column, selected)) {
        drawItemLabelForBar(g2, plot, dataset, row, column, selected, generator, bar, (transX1 > transX2));
    }
    // collect entity and tool tip information...
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addEntity(entities, bar, dataset, row, column, selected);
    }
}

Example 12 with RectangleEdge

use of org.jfree.chart.util.RectangleEdge in project graphcode2vec by graphcode2vec.

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).
 * @param selected  is the item selected?
 *
 * @since 1.2.0
 */
protected void drawVerticalItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, boolean selected) {
    // 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 = 0.0;
    double lclip = rangeAxis.getLowerBound();
    double uclip = rangeAxis.getUpperBound();
    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 = rangeAxis.getLowerBound();
        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 = state.getBarWidth();
    double rectHeight = Math.abs(transY2 - transY1);
    // draw the bar...
    double shift = 0.0;
    rectWidth = 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);
    Paint itemPaint = getItemPaint(row, column, selected);
    GradientPaintTransformer t = getGradientPaintTransformer();
    if (t != null && itemPaint instanceof GradientPaint) {
        itemPaint = t.transform((GradientPaint) itemPaint, bar);
    }
    g2.setPaint(itemPaint);
    g2.fill(bar);
    // draw the outline...
    if (isDrawBarOutline() && state.getBarWidth() > BAR_OUTLINE_WIDTH_THRESHOLD) {
        Stroke stroke = getItemOutlineStroke(row, column, selected);
        Paint paint = getItemOutlinePaint(row, column, selected);
        if (stroke != null && paint != null) {
            g2.setStroke(stroke);
            g2.setPaint(paint);
            g2.draw(bar);
        }
    }
    // draw the item labels if there are any...
    double transX1 = rangeAxis.valueToJava2D(base, dataArea, edge);
    double transX2 = rangeAxis.valueToJava2D(value, dataArea, edge);
    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column, selected);
    if (generator != null && isItemLabelVisible(row, column, selected)) {
        drawItemLabelForBar(g2, plot, dataset, row, column, selected, generator, bar, (transX1 > transX2));
    }
    // collect entity and tool tip information...
    EntityCollection entities = state.getEntityCollection();
    if (entities != null) {
        addEntity(entities, bar, dataset, row, column, selected);
    }
}

Example 13 with RectangleEdge

use of org.jfree.chart.util.RectangleEdge in project graphcode2vec by graphcode2vec.

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 selected  is the item selected?
 * @param pass  the pass index.
 */
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, boolean selected, 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 = null;
    double x = 0.0;
    double y = 0.0;
    if (orientation == PlotOrientation.HORIZONTAL) {
        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);
    }
    Stroke itemStroke = getItemStroke(row, column, selected);
    Paint itemPaint = getItemPaint(row, column, selected);
    g2.setStroke(itemStroke);
    g2.setPaint(itemPaint);
    g2.draw(line);
    CategoryItemLabelGenerator generator = getItemLabelGenerator(row, column, selected);
    if (generator != null && isItemLabelVisible(row, column, selected)) {
        drawItemLabel(g2, orientation, dataset, row, column, selected, 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) {
        addEntity(entities, line.getBounds(), dataset, row, column, selected);
    }
}

Example 14 with RectangleEdge

use of org.jfree.chart.util.RectangleEdge in project graphcode2vec by graphcode2vec.

the class StackedAreaRenderer method drawItem.

/**
 * Draw a single data item.
 *
 * @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).
 * @param pass  the pass index.
 */
public void drawItem(Graphics2D g2, CategoryItemRendererState state, Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis, ValueAxis rangeAxis, CategoryDataset dataset, int row, int column, boolean selected, int pass) {
    // setup for collecting optional entity info...
    Shape entityArea = null;
    EntityCollection entities = state.getEntityCollection();
    double y1 = 0.0;
    Number n = dataset.getValue(row, column);
    if (n != null) {
        y1 = n.doubleValue();
    }
    double[] stack1 = getStackValues(dataset, row, column);
    // leave the y values (y1, y0) untranslated as it is going to be be
    // stacked up later by previous series values, after this it will be
    // translated.
    double xx1 = domainAxis.getCategoryMiddle(column, getColumnCount(), dataArea, plot.getDomainAxisEdge());
    // get the previous point and the next point so we can calculate a
    // "hot spot" for the area (used by the chart entity)...
    double y0 = 0.0;
    n = dataset.getValue(row, Math.max(column - 1, 0));
    if (n != null) {
        y0 = n.doubleValue();
    }
    double[] stack0 = getStackValues(dataset, row, Math.max(column - 1, 0));
    // FIXME: calculate xx0
    double xx0 = domainAxis.getCategoryStart(column, getColumnCount(), dataArea, plot.getDomainAxisEdge());
    int itemCount = dataset.getColumnCount();
    double y2 = 0.0;
    n = dataset.getValue(row, Math.min(column + 1, itemCount - 1));
    if (n != null) {
        y2 = n.doubleValue();
    }
    double[] stack2 = getStackValues(dataset, row, Math.min(column + 1, itemCount - 1));
    double xx2 = domainAxis.getCategoryEnd(column, getColumnCount(), dataArea, plot.getDomainAxisEdge());
    // FIXME: calculate xxLeft and xxRight
    double xxLeft = xx0;
    double xxRight = xx2;
    double[] stackLeft = averageStackValues(stack0, stack1);
    double[] stackRight = averageStackValues(stack1, stack2);
    double[] adjStackLeft = adjustedStackValues(stack0, stack1);
    double[] adjStackRight = adjustedStackValues(stack1, stack2);
    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);
            left.moveTo((float) xx1, transY1);
            left.lineTo((float) xx1, transStack1);
            left.lineTo((float) xxLeft, transStackLeft);
            left.lineTo((float) xxLeft, transYLeft);
            left.closePath();
        } else {
            left.moveTo((float) xx1, transStack1);
            left.lineTo((float) xx1, transY1);
            left.lineTo((float) xxLeft, transStackLeft);
            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);
            right.moveTo((float) xx1, transStack1);
            right.lineTo((float) xx1, transY1);
            right.lineTo((float) xxRight, transYRight);
            right.lineTo((float) xxRight, transStackRight);
            right.closePath();
        } else {
            right.moveTo((float) xx1, transStack1);
            right.lineTo((float) xx1, transY1);
            right.lineTo((float) xxRight, transStackRight);
            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) {
            left.moveTo((float) xx1, transStack1);
            left.lineTo((float) xx1, transY1);
            left.lineTo((float) xxLeft, transStackLeft);
            left.clone();
        } else {
            double yleft = (y0 + y1) / 2.0 + stackLeft[0];
            float transYLeft = (float) rangeAxis.valueToJava2D(yleft, dataArea, edge1);
            left.moveTo((float) xx1, transY1);
            left.lineTo((float) xx1, transStack1);
            left.lineTo((float) xxLeft, transStackLeft);
            left.lineTo((float) xxLeft, transYLeft);
            left.closePath();
        }
        float transStackRight = (float) rangeAxis.valueToJava2D(adjStackRight[0], dataArea, edge1);
        // RIGHT POLYGON
        if (y2 >= 0.0) {
            right.moveTo((float) xx1, transStack1);
            right.lineTo((float) xx1, transY1);
            right.lineTo((float) xxRight, transStackRight);
            right.closePath();
        } else {
            double yright = (y1 + y2) / 2.0 + stackRight[0];
            float transYRight = (float) rangeAxis.valueToJava2D(yright, dataArea, edge1);
            right.moveTo((float) xx1, transStack1);
            right.lineTo((float) xx1, transY1);
            right.lineTo((float) xxRight, transYRight);
            right.lineTo((float) xxRight, transStackRight);
            right.closePath();
        }
    }
    g2.setPaint(getItemPaint(row, column, selected));
    g2.setStroke(getItemStroke(row, column, selected));
    // Get series Paint and Stroke
    Paint itemPaint = getItemPaint(row, column, selected);
    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, row, column, selected);
    }
}

Example 15 with RectangleEdge

use of org.jfree.chart.util.RectangleEdge in project graphcode2vec by graphcode2vec.

the class XYBarRenderer method createBar.

/**
 * Creates a rectangle representing the bar for a data item
 */
protected Rectangle2D createBar(Graphics2D g2, Rectangle2D dataArea, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, boolean selected) {
    if (!getItemVisible(series, item)) {
        return null;
    }
    IntervalXYDataset ixyd = (IntervalXYDataset) dataset;
    double value0;
    double value1;
    if (this.useYInterval) {
        value0 = ixyd.getStartYValue(series, item);
        value1 = ixyd.getEndYValue(series, item);
    } else {
        value0 = this.base;
        value1 = ixyd.getYValue(series, item);
    }
    if (Double.isNaN(value0) || Double.isNaN(value1)) {
        return null;
    }
    if (value0 <= value1) {
        if (!rangeAxis.getRange().intersects(value0, value1)) {
            return null;
        }
    } else {
        if (!rangeAxis.getRange().intersects(value1, value0)) {
            return null;
        }
    }
    double translatedValue0 = rangeAxis.valueToJava2D(value0, dataArea, plot.getRangeAxisEdge());
    double translatedValue1 = rangeAxis.valueToJava2D(value1, dataArea, plot.getRangeAxisEdge());
    double bottom = Math.min(translatedValue0, translatedValue1);
    double top = Math.max(translatedValue0, translatedValue1);
    double startX = ixyd.getStartXValue(series, item);
    if (Double.isNaN(startX)) {
        return null;
    }
    double endX = ixyd.getEndXValue(series, item);
    if (Double.isNaN(endX)) {
        return null;
    }
    if (startX <= endX) {
        if (!domainAxis.getRange().intersects(startX, endX)) {
            return null;
        }
    } else {
        if (!domainAxis.getRange().intersects(endX, startX)) {
            return null;
        }
    }
    // is there an alignment adjustment to be made?
    if (this.barAlignmentFactor >= 0.0 && this.barAlignmentFactor <= 1.0) {
        double x = ixyd.getXValue(series, item);
        double interval = endX - startX;
        startX = x - interval * this.barAlignmentFactor;
        endX = startX + interval;
    }
    RectangleEdge location = plot.getDomainAxisEdge();
    double translatedStartX = domainAxis.valueToJava2D(startX, dataArea, location);
    double translatedEndX = domainAxis.valueToJava2D(endX, dataArea, location);
    double translatedWidth = Math.max(1, Math.abs(translatedEndX - translatedStartX));
    double left = Math.min(translatedStartX, translatedEndX);
    if (getMargin() > 0.0) {
        double cut = translatedWidth * getMargin();
        translatedWidth = translatedWidth - cut;
        left = left + cut / 2;
    }
    Rectangle2D bar = null;
    PlotOrientation orientation = plot.getOrientation();
    if (orientation == PlotOrientation.HORIZONTAL) {
        // clip left and right bounds to data area
        bottom = Math.max(bottom, dataArea.getMinX());
        top = Math.min(top, dataArea.getMaxX());
        bar = new Rectangle2D.Double(bottom, left, top - bottom, translatedWidth);
    } else if (orientation == PlotOrientation.VERTICAL) {
        // clip top and bottom bounds to data area
        bottom = Math.max(bottom, dataArea.getMinY());
        top = Math.min(top, dataArea.getMaxY());
        bar = new Rectangle2D.Double(left, bottom, translatedWidth, top - bottom);
    }
    return bar;
}