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

Example 21 with RectangleEdge

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

the class SamplingXYLineRenderer 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 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 pass  the pass index.
 */
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, boolean selected, int pass) {
    // do nothing if item is not visible
    if (!getItemVisible(series, item)) {
        return;
    }
    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
    State s = (State) state;
    // update path to reflect latest point
    if (!Double.isNaN(transX1) && !Double.isNaN(transY1)) {
        float x = (float) transX1;
        float y = (float) transY1;
        PlotOrientation orientation = plot.getOrientation();
        if (orientation == PlotOrientation.HORIZONTAL) {
            x = (float) transY1;
            y = (float) transX1;
        }
        if (s.lastPointGood) {
            if ((Math.abs(x - s.lastX) > s.dX)) {
                s.seriesPath.lineTo(x, y);
                if (s.lowY < s.highY) {
                    s.intervalPath.moveTo((float) s.lastX, (float) s.lowY);
                    s.intervalPath.lineTo((float) s.lastX, (float) s.highY);
                }
                s.lastX = x;
                s.openY = y;
                s.highY = y;
                s.lowY = y;
                s.closeY = y;
            } else {
                s.highY = Math.max(s.highY, y);
                s.lowY = Math.min(s.lowY, y);
                s.closeY = y;
            }
        } else {
            s.seriesPath.moveTo(x, y);
            s.lastX = x;
            s.openY = y;
            s.highY = y;
            s.lowY = y;
            s.closeY = y;
        }
        s.lastPointGood = true;
    } else {
        s.lastPointGood = false;
    }
    // if this is the last item, draw the path ...
    if (item == s.getLastItemIndex()) {
        // draw path
        PathIterator pi = s.seriesPath.getPathIterator(null);
        int count = 0;
        while (!pi.isDone()) {
            count++;
            pi.next();
        }
        g2.setStroke(getItemStroke(series, item, selected));
        g2.setPaint(getItemPaint(series, item, selected));
        g2.draw(s.seriesPath);
        g2.draw(s.intervalPath);
    }
}

Example 22 with RectangleEdge

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

the class StandardXYItemRenderer 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 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 pass  the pass index.
 */
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, boolean selected, int pass) {
    boolean itemVisible = getItemVisible(series, item);
    // setup for collecting optional entity info...
    Shape entityArea = null;
    EntityCollection entities = null;
    if (state.getInfo() != null) {
        entities = state.getInfo().getOwner().getEntityCollection();
    }
    PlotOrientation orientation = plot.getOrientation();
    Paint paint = getItemPaint(series, item, selected);
    Stroke seriesStroke = getItemStroke(series, item, selected);
    g2.setPaint(paint);
    g2.setStroke(seriesStroke);
    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    if (Double.isNaN(x1) || Double.isNaN(y1)) {
        itemVisible = false;
    }
    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
    if (getPlotLines()) {
        if (this.drawSeriesLineAsPath) {
            State s = (State) state;
            if (s.getSeriesIndex() != series) {
                // we are starting a new series path
                s.seriesPath.reset();
                s.lastPointGood = false;
                s.setSeriesIndex(series);
            }
            // update path to reflect latest point
            if (itemVisible && !Double.isNaN(transX1) && !Double.isNaN(transY1)) {
                float x = (float) transX1;
                float y = (float) transY1;
                if (orientation == PlotOrientation.HORIZONTAL) {
                    x = (float) transY1;
                    y = (float) transX1;
                }
                if (s.isLastPointGood()) {
                    // TODO: check threshold
                    s.seriesPath.lineTo(x, y);
                } else {
                    s.seriesPath.moveTo(x, y);
                }
                s.setLastPointGood(true);
            } else {
                s.setLastPointGood(false);
            }
            if (item == dataset.getItemCount(series) - 1) {
                if (s.seriesIndex == series) {
                    // draw path
                    g2.setStroke(lookupSeriesStroke(series));
                    g2.setPaint(lookupSeriesPaint(series));
                    g2.draw(s.seriesPath);
                }
            }
        } else if (item != 0 && itemVisible) {
            // get the previous data point...
            double x0 = dataset.getXValue(series, item - 1);
            double y0 = dataset.getYValue(series, item - 1);
            if (!Double.isNaN(x0) && !Double.isNaN(y0)) {
                boolean drawLine = true;
                if (getPlotDiscontinuous()) {
                    // only draw a line if the gap between the current and
                    // previous data point is within the threshold
                    int numX = dataset.getItemCount(series);
                    double minX = dataset.getXValue(series, 0);
                    double maxX = dataset.getXValue(series, numX - 1);
                    if (this.gapThresholdType == UnitType.ABSOLUTE) {
                        drawLine = Math.abs(x1 - x0) <= this.gapThreshold;
                    } else {
                        drawLine = Math.abs(x1 - x0) <= ((maxX - minX) / numX * getGapThreshold());
                    }
                }
                if (drawLine) {
                    double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
                    double transY0 = rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation);
                    // only draw if we have good values
                    if (Double.isNaN(transX0) || Double.isNaN(transY0) || Double.isNaN(transX1) || Double.isNaN(transY1)) {
                        return;
                    }
                    if (orientation == PlotOrientation.HORIZONTAL) {
                        state.workingLine.setLine(transY0, transX0, transY1, transX1);
                    } else if (orientation == PlotOrientation.VERTICAL) {
                        state.workingLine.setLine(transX0, transY0, transX1, transY1);
                    }
                    if (state.workingLine.intersects(dataArea)) {
                        g2.draw(state.workingLine);
                    }
                }
            }
        }
    }
    // to do for non-visible items...
    if (!itemVisible) {
        return;
    }
    if (getBaseShapesVisible()) {
        Shape shape = getItemShape(series, item, selected);
        if (orientation == PlotOrientation.HORIZONTAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transY1, transX1);
        } else if (orientation == PlotOrientation.VERTICAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transX1, transY1);
        }
        if (shape.intersects(dataArea)) {
            if (getItemShapeFilled(series, item)) {
                g2.fill(shape);
            } else {
                g2.draw(shape);
            }
        }
        entityArea = shape;
    }
    if (getPlotImages()) {
        Image image = getImage(plot, series, item, transX1, transY1);
        if (image != null) {
            Point hotspot = getImageHotspot(plot, series, item, transX1, transY1, image);
            g2.drawImage(image, (int) (transX1 - hotspot.getX()), (int) (transY1 - hotspot.getY()), null);
            entityArea = new Rectangle2D.Double(transX1 - hotspot.getX(), transY1 - hotspot.getY(), image.getWidth(null), image.getHeight(null));
        }
    }
    double xx = transX1;
    double yy = transY1;
    if (orientation == PlotOrientation.HORIZONTAL) {
        xx = transY1;
        yy = transX1;
    }
    // draw the item label if there is one...
    if (isItemLabelVisible(series, item, selected)) {
        drawItemLabel(g2, orientation, dataset, series, item, selected, xx, yy, (y1 < 0.0));
    }
    int domainAxisIndex = plot.getDomainAxisIndex(domainAxis);
    int rangeAxisIndex = plot.getRangeAxisIndex(rangeAxis);
    XYCrosshairState crosshairState = state.getCrosshairState();
    updateCrosshairValues(crosshairState, x1, y1, domainAxisIndex, rangeAxisIndex, transX1, transY1, orientation);
    // add an entity for the item...
    if (entities != null && ShapeUtilities.isPointInRect(xx, yy, dataArea)) {
        addEntity(entities, entityArea, dataset, series, item, selected, xx, yy);
    }
}

Example 23 with RectangleEdge

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

the class XYErrorRenderer method drawItem.

/**
 * Draws the visual representation for one data item.
 *
 * @param g2  the graphics output target.
 * @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 series  the series index.
 * @param item  the item index.
 * @param pass  the pass index.
 */
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, boolean selected, int pass) {
    if (pass == 0 && dataset instanceof IntervalXYDataset && getItemVisible(series, item)) {
        IntervalXYDataset ixyd = (IntervalXYDataset) dataset;
        PlotOrientation orientation = plot.getOrientation();
        if (this.drawXError) {
            // draw the error bar for the x-interval
            double x0 = ixyd.getStartXValue(series, item);
            double x1 = ixyd.getEndXValue(series, item);
            double y = ixyd.getYValue(series, item);
            RectangleEdge edge = plot.getDomainAxisEdge();
            double xx0 = domainAxis.valueToJava2D(x0, dataArea, edge);
            double xx1 = domainAxis.valueToJava2D(x1, dataArea, edge);
            double yy = rangeAxis.valueToJava2D(y, dataArea, plot.getRangeAxisEdge());
            Line2D line;
            Line2D cap1 = null;
            Line2D cap2 = null;
            double adj = this.capLength / 2.0;
            if (orientation == PlotOrientation.VERTICAL) {
                line = new Line2D.Double(xx0, yy, xx1, yy);
                cap1 = new Line2D.Double(xx0, yy - adj, xx0, yy + adj);
                cap2 = new Line2D.Double(xx1, yy - adj, xx1, yy + adj);
            } else {
                // PlotOrientation.HORIZONTAL
                line = new Line2D.Double(yy, xx0, yy, xx1);
                cap1 = new Line2D.Double(yy - adj, xx0, yy + adj, xx0);
                cap2 = new Line2D.Double(yy - adj, xx1, yy + adj, xx1);
            }
            if (this.errorPaint != null) {
                g2.setPaint(this.errorPaint);
            } else {
                g2.setPaint(getItemPaint(series, item, selected));
            }
            if (this.errorStroke != null) {
                g2.setStroke(this.errorStroke);
            } else {
                g2.setStroke(getItemStroke(series, item, selected));
            }
            g2.draw(line);
            g2.draw(cap1);
            g2.draw(cap2);
        }
        if (this.drawYError) {
            // draw the error bar for the y-interval
            double y0 = ixyd.getStartYValue(series, item);
            double y1 = ixyd.getEndYValue(series, item);
            double x = ixyd.getXValue(series, item);
            RectangleEdge edge = plot.getRangeAxisEdge();
            double yy0 = rangeAxis.valueToJava2D(y0, dataArea, edge);
            double yy1 = rangeAxis.valueToJava2D(y1, dataArea, edge);
            double xx = domainAxis.valueToJava2D(x, dataArea, plot.getDomainAxisEdge());
            Line2D line;
            Line2D cap1 = null;
            Line2D cap2 = null;
            double adj = this.capLength / 2.0;
            if (orientation == PlotOrientation.VERTICAL) {
                line = new Line2D.Double(xx, yy0, xx, yy1);
                cap1 = new Line2D.Double(xx - adj, yy0, xx + adj, yy0);
                cap2 = new Line2D.Double(xx - adj, yy1, xx + adj, yy1);
            } else {
                // PlotOrientation.HORIZONTAL
                line = new Line2D.Double(yy0, xx, yy1, xx);
                cap1 = new Line2D.Double(yy0, xx - adj, yy0, xx + adj);
                cap2 = new Line2D.Double(yy1, xx - adj, yy1, xx + adj);
            }
            if (this.errorPaint != null) {
                g2.setPaint(this.errorPaint);
            } else {
                g2.setPaint(getItemPaint(series, item, selected));
            }
            if (this.errorStroke != null) {
                g2.setStroke(this.errorStroke);
            } else {
                g2.setStroke(getItemStroke(series, item, selected));
            }
            g2.draw(line);
            g2.draw(cap1);
            g2.draw(cap2);
        }
    }
    super.drawItem(g2, state, dataArea, plot, domainAxis, rangeAxis, dataset, series, item, selected, pass);
}

Example 24 with RectangleEdge

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

the class XYLineAndShapeRenderer method drawShape2.

/**
 * Draws the item shapes and adds chart entities (second pass). This method
 * draws the shapes which mark the item positions. If <code>entities</code>
 * is not <code>null</code> it will be populated with entity information
 * for points that fall within the data area.
 *
 * @param g2  the graphics device.
 * @param plot  the plot (can be used to obtain standard color
 *              information etc).
 * @param domainAxis  the domain axis.
 * @param dataArea  the area within which the data is being drawn.
 * @param rangeAxis  the range axis.
 * @param dataset  the dataset.
 * @param pass  the pass.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param selected  is the data item selected?
 * @param crosshairState  the crosshair state.
 * @param entities the entity collection.
 */
protected void drawShape2(Graphics2D g2, Rectangle2D dataArea, XYPlot plot, XYDataset dataset, int pass, int series, int item, boolean selected, ValueAxis domainAxis, ValueAxis rangeAxis, CrosshairState crosshairState, EntityCollection entities) {
    Shape entityArea = null;
    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    if (Double.isNaN(y1) || Double.isNaN(x1)) {
        return;
    }
    PlotOrientation orientation = plot.getOrientation();
    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
    if (getItemShapeVisible(series, item)) {
        Shape shape = getItemShape(series, item, selected);
        if (orientation == PlotOrientation.HORIZONTAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transY1, transX1);
        } else if (orientation == PlotOrientation.VERTICAL) {
            shape = ShapeUtilities.createTranslatedShape(shape, transX1, transY1);
        }
        entityArea = shape;
        if (shape.intersects(dataArea)) {
            if (getItemShapeFilled(series, item)) {
                if (this.useFillPaint) {
                    g2.setPaint(getItemFillPaint(series, item, selected));
                } else {
                    g2.setPaint(getItemPaint(series, item, selected));
                }
                g2.fill(shape);
            }
            if (this.drawOutlines) {
                if (getUseOutlinePaint()) {
                    g2.setPaint(getItemOutlinePaint(series, item, selected));
                } else {
                    g2.setPaint(getItemPaint(series, item, selected));
                }
                g2.setStroke(getItemOutlineStroke(series, item, selected));
                g2.draw(shape);
            }
        }
    }
    double xx = transX1;
    double yy = transY1;
    if (orientation == PlotOrientation.HORIZONTAL) {
        xx = transY1;
        yy = transX1;
    }
    // draw the item label if there is one...
    if (isItemLabelVisible(series, item, selected)) {
        drawItemLabel(g2, orientation, dataset, series, item, selected, xx, yy, (y1 < 0.0));
    }
    int domainAxisIndex = plot.getDomainAxisIndex(domainAxis);
    int rangeAxisIndex = plot.getRangeAxisIndex(rangeAxis);
    updateCrosshairValues(crosshairState, x1, y1, domainAxisIndex, rangeAxisIndex, transX1, transY1, orientation);
    // area...
    if (entities != null && ShapeUtilities.isPointInRect(xx, yy, dataArea)) {
        addEntity(entities, entityArea, dataset, series, item, selected, xx, yy);
    }
}

Example 25 with RectangleEdge

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

the class XYStepRenderer 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 plot  the plot (can be used to obtain standard color
 *              information etc).
 * @param domainAxis  the domain axis.
 * @param rangeAxis  the vertical axis.
 * @param dataset  the dataset.
 * @param series  the series index (zero-based).
 * @param item  the item index (zero-based).
 * @param pass  the pass index.
 */
public void drawItem(Graphics2D g2, XYItemRendererState state, Rectangle2D dataArea, XYPlot plot, ValueAxis domainAxis, ValueAxis rangeAxis, XYDataset dataset, int series, int item, boolean selected, int pass) {
    // do nothing if item is not visible
    if (!getItemVisible(series, item)) {
        return;
    }
    PlotOrientation orientation = plot.getOrientation();
    Paint seriesPaint = getItemPaint(series, item, selected);
    Stroke seriesStroke = getItemStroke(series, item, selected);
    g2.setPaint(seriesPaint);
    g2.setStroke(seriesStroke);
    // get the data point...
    double x1 = dataset.getXValue(series, item);
    double y1 = dataset.getYValue(series, item);
    RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = (Double.isNaN(y1) ? Double.NaN : rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation));
    if (pass == 0 && item > 0) {
        // get the previous data point...
        double x0 = dataset.getXValue(series, item - 1);
        double y0 = dataset.getYValue(series, item - 1);
        double transX0 = domainAxis.valueToJava2D(x0, dataArea, xAxisLocation);
        double transY0 = (Double.isNaN(y0) ? Double.NaN : rangeAxis.valueToJava2D(y0, dataArea, yAxisLocation));
        if (orientation == PlotOrientation.HORIZONTAL) {
            if (transY0 == transY1) {
                // this represents the situation
                // for drawing a horizontal bar.
                drawLine(g2, state.workingLine, transY0, transX0, transY1, transX1);
            } else {
                // this handles the need to perform a 'step'.
                // calculate the step point
                double transXs = transX0 + (getStepPoint() * (transX1 - transX0));
                drawLine(g2, state.workingLine, transY0, transX0, transY0, transXs);
                drawLine(g2, state.workingLine, transY0, transXs, transY1, transXs);
                drawLine(g2, state.workingLine, transY1, transXs, transY1, transX1);
            }
        } else if (orientation == PlotOrientation.VERTICAL) {
            if (transY0 == transY1) {
                // this represents the situation
                // for drawing a horizontal bar.
                drawLine(g2, state.workingLine, transX0, transY0, transX1, transY1);
            } else {
                // this handles the need to perform a 'step'.
                // calculate the step point
                double transXs = transX0 + (getStepPoint() * (transX1 - transX0));
                drawLine(g2, state.workingLine, transX0, transY0, transXs, transY0);
                drawLine(g2, state.workingLine, transXs, transY0, transXs, transY1);
                drawLine(g2, state.workingLine, transXs, transY1, transX1, transY1);
            }
        }
        // submit this data item as a candidate for the crosshair point
        int domainAxisIndex = plot.getDomainAxisIndex(domainAxis);
        int rangeAxisIndex = plot.getRangeAxisIndex(rangeAxis);
        XYCrosshairState crosshairState = state.getCrosshairState();
        updateCrosshairValues(crosshairState, x1, y1, domainAxisIndex, rangeAxisIndex, transX1, transY1, orientation);
        // collect entity and tool tip information...
        EntityCollection entities = state.getEntityCollection();
        if (entities != null) {
            addEntity(entities, null, dataset, series, item, selected, transX1, transY1);
        }
    }
    if (pass == 1) {
        // draw the item label if there is one...
        if (isItemLabelVisible(series, item, selected)) {
            double xx = transX1;
            double yy = transY1;
            if (orientation == PlotOrientation.HORIZONTAL) {
                xx = transY1;
                yy = transX1;
            }
            drawItemLabel(g2, orientation, dataset, series, item, selected, xx, yy, (y1 < 0.0));
        }
    }
}