Examples with Stroke java.awt.Stroke used on opensource projects

Example 41 with Stroke

use of java.awt.Stroke in project processdash by dtuma.

the class RangeXYItemRenderer method drawItemRangeGradient.

private void drawItemRangeGradient(Graphics2D g2, Line2D line, Paint paint, Stroke stroke, double x2, double y2, double x3, double y3) {
    Line2D edge1, edge2, mainLine;
    Polygon fillArea;
    Stroke mainLineStroke, edgeLineStroke;
    Paint mainLinePaint, edgeLinePaint, fillPaint;
    double x0 = line.getX1();
    double y0 = line.getY1();
    double x1 = line.getX2();
    double y1 = line.getY2();
    mainLine = new Line2D.Double(x0, y0, x1, y1);
    edge1 = new Line2D.Double(x0, y0, x2, y2);
    edge2 = new Line2D.Double(x0, y0, x3, y3);
    fillArea = new Polygon();
    fillArea.addPoint((int) Math.round(x0), (int) Math.round(y0));
    fillArea.addPoint((int) Math.round(x2), (int) Math.round(y2));
    fillArea.addPoint((int) Math.round(x3), (int) Math.round(y3));
    mainLinePaint = paint;
    if (mainLinePaint instanceof Color) {
        Color c = (Color) mainLinePaint;
        Color dark = transp(c, calcAlpha(c));
        Color light = transp(c, 0.01);
        edgeLinePaint = fillPaint = c;
        try {
            fillPaint = new GradientPaint(gradientStart(x0, y0, x1, y1, x2, y2, x3, y3), light, new Point2D.Double(x1, y1), dark, true);
        } catch (Exception e) {
        }
    } else {
        edgeLinePaint = fillPaint = mainLinePaint;
    }
    if (stroke instanceof BasicStroke) {
        float lineWidth = ((BasicStroke) stroke).getLineWidth();
        edgeLineStroke = new BasicStroke(lineWidth / 4);
        mainLineStroke = new BasicStroke(lineWidth * 2);
    } else {
        mainLineStroke = edgeLineStroke = stroke;
    }
    g2.setPaint(fillPaint);
    g2.fill(fillArea);
    g2.fill(fillArea);
    g2.setStroke(edgeLineStroke);
    g2.setPaint(edgeLinePaint);
    g2.draw(edge1);
    g2.draw(edge2);
    g2.setStroke(mainLineStroke);
    g2.setPaint(mainLinePaint);
    g2.draw(mainLine);
}

Example 42 with Stroke

use of java.awt.Stroke in project processdash by dtuma.

the class RangeXYItemRenderer method drawItem.

/** Draws the visual representation of a single data item.
     */
@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 crosshairInfo, int pass) {
    // setup for collecting optional entity info...
    EntityCollection entities = null;
    if (info != null) {
        entities = info.getOwner().getEntityCollection();
    }
    Shape entityArea = null;
    Paint paint = getItemPaint(series, item);
    Stroke seriesStroke = getItemStroke(series, item);
    g2.setPaint(paint);
    g2.setStroke(seriesStroke);
    // get the data point...
    Number x1n = dataset.getX(series, item);
    Number y1n = dataset.getY(series, item);
    if (y1n == null || x1n == null) {
        return;
    }
    double x1 = x1n.doubleValue();
    double y1 = y1n.doubleValue();
    final RectangleEdge xAxisLocation = plot.getDomainAxisEdge();
    final RectangleEdge yAxisLocation = plot.getRangeAxisEdge();
    double transX1 = domainAxis.valueToJava2D(x1, dataArea, xAxisLocation);
    double transY1 = rangeAxis.valueToJava2D(y1, dataArea, yAxisLocation);
    PlotOrientation orientation = plot.getOrientation();
    if (item > 0) {
        // get the previous data point...
        Number x0n = dataset.getX(series, item - 1);
        Number y0n = dataset.getY(series, item - 1);
        if (y0n != null && x0n != null) {
            double x0 = x0n.doubleValue();
            double y0 = y0n.doubleValue();
            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) {
                line.setLine(transY0, transX0, transY1, transX1);
            } else if (orientation == PlotOrientation.VERTICAL) {
                line.setLine(transX0, transY0, transX1, transY1);
            }
            if (y1n instanceof RangeInfo) {
                RangeInfo y1r = (RangeInfo) y1n;
                double transY1low = rangeAxis.valueToJava2D(y1r.getRangeLowerBound(false), dataArea, yAxisLocation);
                double transY1high = rangeAxis.valueToJava2D(y1r.getRangeUpperBound(false), dataArea, yAxisLocation);
                drawItemRangeGradient(g2, line, paint, seriesStroke, transX1, transY1low, transX1, transY1high);
            } else if (x1n instanceof RangeInfo) {
                RangeInfo x1r = (RangeInfo) x1n;
                double transX1low = domainAxis.valueToJava2D(x1r.getRangeLowerBound(false), dataArea, xAxisLocation);
                double transX1high = domainAxis.valueToJava2D(x1r.getRangeUpperBound(false), dataArea, xAxisLocation);
                drawItemRangeGradient(g2, line, paint, seriesStroke, transX1low, transY1, transX1high, transY1);
            } else if (line.intersects(dataArea)) {
                g2.draw(line);
            }
        }
    } else if (dataset.getItemCount(series) == 1) {
        Shape shape = getItemShape(series, item);
        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 (entities != null && (dataArea.contains(transX1, transY1) || entityArea != null)) {
        addEntity(entities, entityArea, dataset, series, item, transX1, transY1);
    }
}

Example 43 with Stroke

use of java.awt.Stroke in project dhis2-core by dhis2.

the class LegendItem method draw.

public void draw(Graphics2D g) {
    String label = String.format("%.2f - %.2f (%d)", interval.getValueLow(), interval.getValueHigh(), interval.getMembers().size());
    Stroke s = new BasicStroke(1.0f);
    Rectangle rect = new Rectangle(0, 0, WIDTH, HEIGHT);
    g.setColor(interval.getColor());
    g.fill(rect);
    g.setPaint(Color.BLACK);
    g.setStroke(s);
    g.draw(rect);
    g.setColor(Color.BLACK);
    g.setFont(Legend.PLAIN_FONT);
    g.drawString(label, WIDTH + LABEL_MARGIN, HEIGHT - 5);
}