Example usage for java.awt.geom Area Area

List of usage examples for java.awt.geom Area Area

Introduction

In this page you can find the example usage for java.awt.geom Area Area.

Prototype

public Area(Shape s) 

Source Link

Document

The Area class creates an area geometry from the specified Shape object.

Usage

From source file:VASSAL.build.module.map.MapShader.java

public void draw(Graphics g, Map map) {
    if (shadingVisible) {

        double zoom = map.getZoom();
        buildStroke(zoom);/*w  ww. ja v  a2s. c o m*/

        final Graphics2D g2 = (Graphics2D) g;

        final Composite oldComposite = g2.getComposite();
        final Color oldColor = g2.getColor();
        final Paint oldPaint = g2.getPaint();
        final Stroke oldStroke = g2.getStroke();

        g2.setComposite(getComposite());
        g2.setColor(getColor());
        g2.setPaint(scaleImage && pattern.equals(TYPE_IMAGE) && imageName != null ? getTexture(zoom)
                : getTexture());
        Area area = getShadeShape(map);
        if (zoom != 1.0) {
            area = new Area(AffineTransform.getScaleInstance(zoom, zoom).createTransformedShape(area));
        }
        g2.fill(area);
        if (border) {
            g2.setComposite(getBorderComposite());
            g2.setStroke(getStroke(map.getZoom()));
            g2.setColor(getBorderColor());
            g2.draw(area);
        }

        g2.setComposite(oldComposite);
        g2.setColor(oldColor);
        g2.setPaint(oldPaint);
        g2.setStroke(oldStroke);
    }
}

From source file:org.jfree.experimental.chart.plot.dial.SimpleDialFrame.java

/**
 * Draws the frame.  This method is called by the {@link DialPlot} class,
 * you shouldn't need to call it directly.
 *
 * @param g2  the graphics target (<code>null</code> not permitted).
 * @param plot  the plot (<code>null</code> not permitted).
 * @param frame  the frame (<code>null</code> not permitted).
 * @param view  the view (<code>null</code> not permitted).
 *///from w w  w  .j  a  va2 s  .  c o m
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    Shape window = getWindow(frame);

    Rectangle2D f = DialPlot.rectangleByRadius(frame, this.radius + 0.02, this.radius + 0.02);
    Ellipse2D e = new Ellipse2D.Double(f.getX(), f.getY(), f.getWidth(), f.getHeight());

    Area area = new Area(e);
    Area area2 = new Area(window);
    area.subtract(area2);
    g2.setPaint(this.backgroundPaint);
    g2.fill(area);

    g2.setStroke(this.stroke);
    g2.setPaint(this.foregroundPaint);
    g2.draw(window);
    g2.draw(e);
}

From source file:org.pentaho.reporting.engine.classic.core.modules.output.pageable.pdf.internal.PdfGraphics2D.java

/**
 * Constructor for PDFGraphics2D.//from  ww w  .j a  v  a2  s .co m
 */
public PdfGraphics2D(final PdfContentByte cb, final float width, final float height,
        final PdfOutputProcessorMetaData metaData) {
    this.metaData = metaData;
    dg2.setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);
    setRenderingHint(RenderingHints.KEY_FRACTIONALMETRICS, RenderingHints.VALUE_FRACTIONALMETRICS_ON);

    this.transform = new AffineTransform();

    paint = Color.black;
    background = Color.white;
    setFont(new Font("sanserif", Font.PLAIN, 12));
    this.cb = cb;
    cb.saveState();
    this.width = width;
    this.height = height;
    clip = new Area(new Rectangle2D.Float(0, 0, width, height));
    clip(clip);
    oldStroke = strokeOne;
    stroke = strokeOne;
    originalStroke = strokeOne;
    setStrokeDiff(stroke, null);
    cb.saveState();
}

From source file:org.jax.haplotype.analysis.visualization.SimplePhylogenyTreeImageFactory.java

/**
 * Paint the given tree layout//w  w  w.  j a v  a2 s . c  o  m
 * @param graphics
 *          the graphics to paint with
 * @param treeLayout
 *          the layout to paint
 */
private void paintPhylogenyTree(Graphics2D graphics, VisualTreeNode treeLayout) {
    int childNodeCount = treeLayout.getChildNodes().size();
    for (int i = 0; i < childNodeCount; i++) {
        VisualTreeNode visualChild = treeLayout.getChildNodes().get(i);

        Shape branchShape = new Line2D.Double(treeLayout.getPosition(), visualChild.getPosition());
        Shape branchShadowShape = SHADOW_TRANSFORM.createTransformedShape(branchShape);

        graphics.setColor(SHADOW_COLOR);
        graphics.draw(branchShadowShape);

        if (this.paintScale != null) {
            PhylogenyTreeEdge phylogenyEdge = treeLayout.getPhylogenyTreeNode().getChildEdges().get(i);
            if (phylogenyEdge instanceof PhylogenyTreeEdgeWithRealValue) {
                PhylogenyTreeEdgeWithRealValue phylogenyEdgeWithValue = (PhylogenyTreeEdgeWithRealValue) phylogenyEdge;
                Paint paint = this.paintScale.getPaint(phylogenyEdgeWithValue.getRealValue());
                graphics.setPaint(paint);
            } else {
                graphics.setColor(FOREGROUND_COLOR);
            }
        } else {
            graphics.setColor(FOREGROUND_COLOR);
        }
        graphics.draw(branchShape);

        // recurse
        this.paintPhylogenyTree(graphics, visualChild);
    }

    if (!treeLayout.getPhylogenyTreeNode().getStrains().isEmpty()) {
        Shape textShape = this.getLabelShape(treeLayout, graphics.getFontRenderContext());
        Shape borderShape = this.getLabelBorder(textShape);

        graphics.setColor(BACKGROUND_COLOR);
        graphics.fill(borderShape);

        graphics.setColor(SHADOW_COLOR);
        Area borderShadowShape = new Area(SHADOW_TRANSFORM.createTransformedShape(borderShape));
        borderShadowShape.subtract(new Area(borderShape));
        graphics.draw(borderShadowShape);

        graphics.setColor(FOREGROUND_COLOR);
        graphics.draw(borderShape);

        graphics.fill(textShape);
    }
}

From source file:chiliad.parser.pdf.extractor.vectorgraphics.operator.Invoke.java

/**
 * process : Do : Paint the specified XObject (section 4.7).
 *
 * @param operator The operator that is being executed.
 * @param arguments List/*ww w  . j a v a 2 s  .co  m*/
 * @throws IOException If there is an error invoking the sub object.
 */
@Override
public void process(PDFOperator operator, List<COSBase> arguments) throws IOException {
    VectorGraphicsExtractor extractor = (VectorGraphicsExtractor) context;

    PDPage page = extractor.getPage();
    COSName objectName = (COSName) arguments.get(0);
    Map<String, PDXObject> xobjects = extractor.getResources().getXObjects();
    PDXObject xobject = (PDXObject) xobjects.get(objectName.getName());
    if (xobject == null) {
        LOG.warn("Can't find the XObject for '" + objectName.getName() + "'");
    } else if (xobject instanceof PDXObjectImage) {
        PDXObjectImage image = (PDXObjectImage) xobject;
        try {
            if (image.getImageMask()) {
                // set the current non stroking colorstate, so that it can
                // be used to create a stencil masked image
                image.setStencilColor(extractor.getGraphicsState().getNonStrokingColor());
            }
            BufferedImage awtImage = image.getRGBImage();
            if (awtImage == null) {
                LOG.warn("getRGBImage returned NULL");
                return;//TODO PKOCH
            }
            int imageWidth = awtImage.getWidth();
            int imageHeight = awtImage.getHeight();
            double pageHeight = extractor.getPageSize().getHeight();

            LOG.debug("imageWidth: " + imageWidth + "\t\timageHeight: " + imageHeight);

            Matrix ctm = extractor.getGraphicsState().getCurrentTransformationMatrix();
            float yScaling = ctm.getYScale();
            float angle = (float) Math.acos(ctm.getValue(0, 0) / ctm.getXScale());
            if (ctm.getValue(0, 1) < 0 && ctm.getValue(1, 0) > 0) {
                angle = (-1) * angle;
            }
            ctm.setValue(2, 1, (float) (pageHeight - ctm.getYPosition() - Math.cos(angle) * yScaling));
            ctm.setValue(2, 0, (float) (ctm.getXPosition() - Math.sin(angle) * yScaling));
            // because of the moved 0,0-reference, we have to shear in the opposite direction
            ctm.setValue(0, 1, (-1) * ctm.getValue(0, 1));
            ctm.setValue(1, 0, (-1) * ctm.getValue(1, 0));
            AffineTransform ctmAT = ctm.createAffineTransform();
            ctmAT.scale(1f / imageWidth, 1f / imageHeight);
            extractor.drawImage(awtImage, ctmAT);
        } catch (Exception e) {
            LOG.error(e, e);
        }
    } else if (xobject instanceof PDXObjectForm) {
        // save the graphics state
        context.getGraphicsStack().push((PDGraphicsState) context.getGraphicsState().clone());

        PDXObjectForm form = (PDXObjectForm) xobject;
        COSStream formContentstream = form.getCOSStream();
        // find some optional resources, instead of using the current resources
        PDResources pdResources = form.getResources();
        // if there is an optional form matrix, we have to map the form space to the user space
        Matrix matrix = form.getMatrix();
        if (matrix != null) {
            Matrix xobjectCTM = matrix.multiply(context.getGraphicsState().getCurrentTransformationMatrix());
            context.getGraphicsState().setCurrentTransformationMatrix(xobjectCTM);
        }
        if (form.getBBox() != null) {
            PDGraphicsState graphicsState = context.getGraphicsState();
            PDRectangle bBox = form.getBBox();

            float x1 = bBox.getLowerLeftX();
            float y1 = bBox.getLowerLeftY();
            float x2 = bBox.getUpperRightX();
            float y2 = bBox.getUpperRightY();

            Point2D p0 = extractor.transformedPoint(x1, y1);
            Point2D p1 = extractor.transformedPoint(x2, y1);
            Point2D p2 = extractor.transformedPoint(x2, y2);
            Point2D p3 = extractor.transformedPoint(x1, y2);

            GeneralPath bboxPath = new GeneralPath();
            bboxPath.moveTo((float) p0.getX(), (float) p0.getY());
            bboxPath.lineTo((float) p1.getX(), (float) p1.getY());
            bboxPath.lineTo((float) p2.getX(), (float) p2.getY());
            bboxPath.lineTo((float) p3.getX(), (float) p3.getY());
            bboxPath.closePath();

            Area resultClippingArea = new Area(graphicsState.getCurrentClippingPath());
            Area newArea = new Area(bboxPath);
            resultClippingArea.intersect(newArea);

            graphicsState.setCurrentClippingPath(resultClippingArea);
        }
        getContext().processSubStream(page, pdResources, formContentstream);

        // restore the graphics state
        context.setGraphicsState((PDGraphicsState) context.getGraphicsStack().pop());
    }
}

From source file:ShapeTransform.java

/**
 * Clips the given shape to the given bounds. If the shape is a Line2D, manual
 * clipping is performed, as the built in Area does not handle lines.
 * // w  w w  .  ja  va2  s  . co m
 * @param s
 *          the shape to be clipped
 * @param bounds
 *          the bounds to which the shape should be clipped
 * @return the clipped shape.
 */
public static Shape performCliping(final Shape s, final Rectangle2D bounds) {
    if (s instanceof Line2D) {
        final Line2D line = (Line2D) s;
        final Point2D[] clipped = getClipped(line.getX1(), line.getY1(), line.getX2(), line.getY2(), -DELTA,
                DELTA + bounds.getWidth(), -DELTA, DELTA + bounds.getHeight());
        if (clipped == null) {
            return new GeneralPath();
        }
        return new Line2D.Float(clipped[0], clipped[1]);
    }

    final Rectangle2D boundsCorrected = bounds.getBounds2D();
    boundsCorrected.setRect(-DELTA, -DELTA, DELTA + boundsCorrected.getWidth(),
            DELTA + boundsCorrected.getHeight());
    final Area a = new Area(boundsCorrected);
    if (a.isEmpty()) {
        // don't clip ... Area does not like lines
        // operations with lines always result in an empty Bounds:(0,0,0,0) area
        return new GeneralPath();
    }

    final Area clipArea = new Area(s);
    a.intersect(clipArea);
    return a;

}

From source file:org.pentaho.plugin.jfreereport.reportcharts.JFreeChartReportDrawable.java

private AbstractImageMapEntry createMapEntry(final Shape area, final Rectangle2D dataArea) {
    if (buggyDrawArea) {
        if (area instanceof Ellipse2D) {
            final Ellipse2D ellipse2D = (Ellipse2D) area;
            if (ellipse2D.getWidth() == ellipse2D.getHeight()) {
                return new CircleImageMapEntry((float) (ellipse2D.getCenterX() + dataArea.getX()),
                        (float) (ellipse2D.getCenterY() + dataArea.getY()), (float) (ellipse2D.getWidth() / 2));
            }/*w ww.j  a  v  a  2  s .  c  o  m*/
        } else if (area instanceof Rectangle2D) {
            final Rectangle2D rect = (Rectangle2D) area;
            return (new RectangleImageMapEntry((float) (rect.getX() + dataArea.getX()),
                    (float) (rect.getY() + dataArea.getY()), (float) (rect.getX() + rect.getWidth()),
                    (float) (rect.getY() + rect.getHeight())));
        }
    } else {
        if (area instanceof Ellipse2D) {
            final Ellipse2D ellipse2D = (Ellipse2D) area;
            if (ellipse2D.getWidth() == ellipse2D.getHeight()) {
                return new CircleImageMapEntry((float) (ellipse2D.getCenterX()),
                        (float) (ellipse2D.getCenterY()), (float) (ellipse2D.getWidth() / 2));
            }
        } else if (area instanceof Rectangle2D) {
            final Rectangle2D rect = (Rectangle2D) area;
            return (new RectangleImageMapEntry((float) (rect.getX()), (float) (rect.getY()),
                    (float) (rect.getX() + rect.getWidth()), (float) (rect.getY() + rect.getHeight())));
        }
    }

    final Area a = new Area(area);
    if (buggyDrawArea) {
        a.transform(AffineTransform.getTranslateInstance(dataArea.getX(), dataArea.getY()));
    }
    if (dataArea.isEmpty() == false) {
        a.intersect(new Area(dataArea));
    }
    final PathIterator pathIterator = a.getPathIterator(null, 2);
    final FloatList floats = new FloatList(100);
    final float[] coords = new float[6];
    while (pathIterator.isDone() == false) {
        final int retval = pathIterator.currentSegment(coords);
        if (retval == PathIterator.SEG_MOVETO || retval == PathIterator.SEG_LINETO) {
            floats.add(coords[0]);
            floats.add(coords[1]);
        }
        pathIterator.next();
    }

    if (floats.size() == 0) {
        return null;
    }
    return (new PolygonImageMapEntry(floats.toArray()));
}

From source file:net.technicpack.ui.lang.ResourceLoader.java

public BufferedImage getCircleClippedImage(BufferedImage contentImage) {
    // copy the picture to an image with transparency capabilities
    BufferedImage outputImage = new BufferedImage(contentImage.getWidth(), contentImage.getHeight(),
            BufferedImage.TYPE_INT_ARGB);
    Graphics2D g2 = (Graphics2D) outputImage.getGraphics();
    g2.drawImage(contentImage, 0, 0, null);

    // Create the area around the circle to cut out
    Area cutOutArea = new Area(new Rectangle(0, 0, outputImage.getWidth(), outputImage.getHeight()));

    int diameter = (outputImage.getWidth() < outputImage.getHeight()) ? outputImage.getWidth()
            : outputImage.getHeight();// w  w w  . ja  v  a2 s. c  o m
    cutOutArea.subtract(new Area(new Ellipse2D.Float((outputImage.getWidth() - diameter) / 2,
            (outputImage.getHeight() - diameter) / 2, diameter, diameter)));

    // Set the fill color to an opaque color
    g2.setColor(Color.WHITE);
    // Set the composite to clear pixels
    g2.setComposite(AlphaComposite.Clear);
    // Turn on antialiasing
    g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
    // Clear the cut out area
    g2.fill(cutOutArea);

    // dispose of the graphics object
    g2.dispose();

    return outputImage;
}

From source file:org.jfree.experimental.chart.plot.dial.StandardDialFrame.java

/**
 * Draws the frame./*ww w  .j ava2  s.com*/
 * 
 * @param g2  the graphics target.
 * @param plot  the plot.
 * @param frame  the dial's reference frame.
 * @param view  the dial's view rectangle.
 */
public void draw(Graphics2D g2, DialPlot plot, Rectangle2D frame, Rectangle2D view) {

    Shape window = getWindow(frame);
    Shape outerWindow = getOuterWindow(frame);

    Area area1 = new Area(outerWindow);
    Area area2 = new Area(window);
    area1.subtract(area2);
    g2.setPaint(Color.lightGray);
    g2.fill(area1);

    g2.setStroke(this.stroke);
    g2.setPaint(this.foregroundPaint);
    g2.draw(window);
    g2.draw(outerWindow);

}

From source file:org.apache.pdfbox.rendering.PageDrawer.java

/**
 * Render the font using the Glyph2D interface.
 * //  w  w w  .  j  a  v a2  s.c om
 * @param glyph2D the Glyph2D implementation provided a GeneralPath for each glyph
 * @param font the font
 * @param code character code
 * @param displacement the glyph's displacement (advance)
 * @param at the transformation
 * @throws IOException if something went wrong
 */
private void drawGlyph2D(Glyph2D glyph2D, PDFont font, int code, Vector displacement, AffineTransform at)
        throws IOException {
    PDGraphicsState state = getGraphicsState();
    RenderingMode renderingMode = state.getTextState().getRenderingMode();

    GeneralPath path = glyph2D.getPathForCharacterCode(code);
    if (path != null) {
        // stretch non-embedded glyph if it does not match the width contained in the PDF
        if (!font.isEmbedded()) {
            float fontWidth = font.getWidthFromFont(code);
            if (fontWidth > 0 && // ignore spaces
                    Math.abs(fontWidth - displacement.getX() * 1000) > 0.0001) {
                float pdfWidth = displacement.getX() * 1000;
                at.scale(pdfWidth / fontWidth, 1);
            }
        }

        // render glyph
        Shape glyph = at.createTransformedShape(path);

        if (renderingMode.isFill()) {
            graphics.setComposite(state.getNonStrokingJavaComposite());
            graphics.setPaint(getNonStrokingPaint());
            setClip();
            graphics.fill(glyph);
        }

        if (renderingMode.isStroke()) {
            graphics.setComposite(state.getStrokingJavaComposite());
            graphics.setPaint(getStrokingPaint());
            graphics.setStroke(getStroke());
            setClip();
            graphics.draw(glyph);
        }

        if (renderingMode.isClip()) {
            textClippingArea.add(new Area(glyph));
        }
    }
}