Example usage for java.awt.geom Rectangle2D getHeight

Introduction

In this page you can find the example usage for java.awt.geom Rectangle2D getHeight.

Prototype

public abstract double getHeight();

Source Link

Document

Returns the height of the framing rectangle in double precision.

Usage

From source file:edu.uci.ics.jung.visualization.util.VertexShapeFactory.java

/**
 * Returns a regular <code>num_sides</code>-sided 
 * <code>Polygon</code> whose bounding 
 * box's width and height are defined by this instance's size and
 * aspect ratio functions for this vertex.
 * @param num_sides the number of sides of the polygon; must be >= 3.
 *//*from www. j av a2  s . c  o m*/
public Shape getRegularPolygon(V v, int num_sides) {
    if (num_sides < 3)
        throw new IllegalArgumentException("Number of sides must be >= 3");
    Rectangle2D frame = getRectangle(v);
    float width = (float) frame.getWidth();
    float height = (float) frame.getHeight();

    // generate coordinates
    double angle = 0;
    thePolygon.reset();
    thePolygon.moveTo(0, 0);
    thePolygon.lineTo(width, 0);
    double theta = (2 * Math.PI) / num_sides;
    for (int i = 2; i < num_sides; i++) {
        angle -= theta;
        float delta_x = (float) (width * Math.cos(angle));
        float delta_y = (float) (width * Math.sin(angle));
        Point2D prev = thePolygon.getCurrentPoint();
        thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
    }
    thePolygon.closePath();

    // scale polygon to be right size, translate to center at (0,0)
    Rectangle2D r = thePolygon.getBounds2D();
    double scale_x = width / r.getWidth();
    double scale_y = height / r.getHeight();
    float translationX = (float) (r.getMinX() + r.getWidth() / 2);
    float translationY = (float) (r.getMinY() + r.getHeight() / 2);

    AffineTransform at = AffineTransform.getScaleInstance(scale_x, scale_y);
    at.translate(-translationX, -translationY);

    Shape shape = at.createTransformedShape(thePolygon);
    return shape;
}

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From source file:org.apache.fop.render.svg.SVGRenderer.java

/** {@inheritDoc} */
public void renderPage(PageViewport pageViewport) throws IOException {
    log.debug("Rendering page: " + pageViewport.getPageNumberString());
    // Get a DOMImplementation
    DOMImplementation domImpl = GenericDOMImplementation.getDOMImplementation();

    // Create an instance of org.w3c.dom.Document
    this.document = domImpl.createDocument(null, "svg", null);

    // Create an SVGGeneratorContext to customize SVG generation
    SVGGeneratorContext ctx = SVGGeneratorContext.createDefault(this.document);
    ctx.setComment("Generated by " + userAgent.getProducer() + " with Batik SVG Generator");
    ctx.setEmbeddedFontsOn(true);/*  w  ww .j a va2 s  . c om*/

    // Create an instance of the SVG Generator
    this.svgGenerator = new SVGGraphics2D(ctx, true);
    Rectangle2D viewArea = pageViewport.getViewArea();
    Dimension dim = new Dimension();
    dim.setSize(viewArea.getWidth() / 1000, viewArea.getHeight() / 1000);
    this.svgGenerator.setSVGCanvasSize(dim);

    AffineTransform at = this.svgGenerator.getTransform();
    this.state = new Java2DGraphicsState(this.svgGenerator, this.fontInfo, at);
    try {
        //super.renderPage(pageViewport);
        renderPageAreas(pageViewport.getPage());
    } finally {
        this.state = null;
    }
    writeSVGFile(pageViewport.getPageIndex());

    this.svgGenerator = null;
    this.document = null;

}

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From source file:net.sf.mzmine.chartbasics.ChartLogicsFX.java

/**
 * Calculates the size of a chart for a given fixed plot width and height
 * /* w  ww.j a v a 2 s .  co m*/
 * @param chart
 * @param plotWidth
 * @return
 */
public static Dimension calcSizeForPlotSize(ChartViewer myChart, double plotWidth, double plotHeight,
        int iterations) {
    makeChartResizable(myChart);

    // estimate plotwidth / height
    double estimatedChartWidth = plotWidth + 200;
    double estimatedChartHeight = plotHeight + 200;

    double lastW = estimatedChartWidth;
    double lastH = estimatedChartHeight;

    // paint and get closer
    try {
        for (int i = 0; i < iterations; i++) {
            // paint on ghost panel with estimated height (if copy panel==true)
            myChart.getCanvas().setWidth((int) estimatedChartWidth);
            myChart.getCanvas().setHeight((int) estimatedChartHeight);
            myChart.getCanvas().draw();

            // rendering info
            ChartRenderingInfo info = myChart.getRenderingInfo();
            Rectangle2D dataArea = info.getPlotInfo().getDataArea();
            Rectangle2D chartArea = info.getChartArea();

            // // calc title space: will be added later to the right plot size
            // double titleWidth = chartArea.getWidth()-dataArea.getWidth();
            // double titleHeight = chartArea.getHeight()-dataArea.getHeight();

            // calc width and height
            estimatedChartWidth = estimatedChartWidth - dataArea.getWidth() + plotWidth;
            estimatedChartHeight = estimatedChartHeight - dataArea.getHeight() + plotHeight;

            if ((int) lastW == (int) estimatedChartWidth && (int) lastH == (int) estimatedChartHeight)
                break;
            else {
                lastW = estimatedChartWidth;
                lastH = estimatedChartHeight;
            }
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }

    return new Dimension((int) estimatedChartWidth, (int) estimatedChartHeight);
}

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From source file:edu.uci.ics.jung.visualization.util.VertexShapeFactory.java

/**
 * Returns a regular <code>Polygon</code> of <code>num_points</code>
 * points whose bounding // www .  j a v a  2  s .co  m
 * box's width and height are defined by this instance's size and
 * aspect ratio functions for this vertex.
 * @param num_points the number of points of the polygon; must be >= 5.
 */
public Shape getRegularStar(V v, int num_points) {
    if (num_points < 5)
        throw new IllegalArgumentException("Number of sides must be >= 5");
    Rectangle2D frame = getRectangle(v);
    float width = (float) frame.getWidth();
    float height = (float) frame.getHeight();

    // generate coordinates
    double theta = (2 * Math.PI) / num_points;
    double angle = -theta / 2;
    thePolygon.reset();
    thePolygon.moveTo(0, 0);
    float delta_x = width * (float) Math.cos(angle);
    float delta_y = width * (float) Math.sin(angle);
    Point2D prev = thePolygon.getCurrentPoint();
    thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
    for (int i = 1; i < num_points; i++) {
        angle += theta;
        delta_x = width * (float) Math.cos(angle);
        delta_y = width * (float) Math.sin(angle);
        prev = thePolygon.getCurrentPoint();
        thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
        angle -= theta * 2;
        delta_x = width * (float) Math.cos(angle);
        delta_y = width * (float) Math.sin(angle);
        prev = thePolygon.getCurrentPoint();
        thePolygon.lineTo((float) prev.getX() + delta_x, (float) prev.getY() + delta_y);
    }
    thePolygon.closePath();

    // scale polygon to be right size, translate to center at (0,0)
    Rectangle2D r = thePolygon.getBounds2D();
    double scale_x = width / r.getWidth();
    double scale_y = height / r.getHeight();

    float translationX = (float) (r.getMinX() + r.getWidth() / 2);
    float translationY = (float) (r.getMinY() + r.getHeight() / 2);

    AffineTransform at = AffineTransform.getScaleInstance(scale_x, scale_y);
    at.translate(-translationX, -translationY);

    Shape shape = at.createTransformedShape(thePolygon);
    return shape;
}

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From source file:net.sf.mzmine.chartbasics.ChartLogics.java

/**
 * Calculates the size of a chart for a given fixed plot width and height
 * //ww w .j  a v a  2  s.  co m
 * @param chart
 * @param plotWidth
 * @return
 */
public static Dimension calcSizeForPlotSize(ChartPanel myChart, double plotWidth, double plotHeight,
        int iterations) {
    makeChartResizable(myChart);

    // estimate plotwidth / height
    double estimatedChartWidth = plotWidth + 200;
    double estimatedChartHeight = plotHeight + 200;

    double lastW = estimatedChartWidth;
    double lastH = estimatedChartHeight;

    // paint and get closer
    try {
        for (int i = 0; i < iterations; i++) {
            // paint on ghost panel with estimated height (if copy panel==true)
            myChart.setSize((int) estimatedChartWidth, (int) estimatedChartHeight);
            myChart.paintImmediately(myChart.getBounds());

            // rendering info
            ChartRenderingInfo info = myChart.getChartRenderingInfo();
            Rectangle2D dataArea = info.getPlotInfo().getDataArea();
            Rectangle2D chartArea = info.getChartArea();

            // // calc title space: will be added later to the right plot size
            // double titleWidth = chartArea.getWidth()-dataArea.getWidth();
            // double titleHeight = chartArea.getHeight()-dataArea.getHeight();

            // calc width and height
            estimatedChartWidth = estimatedChartWidth - dataArea.getWidth() + plotWidth;
            estimatedChartHeight = estimatedChartHeight - dataArea.getHeight() + plotHeight;

            if ((int) lastW == (int) estimatedChartWidth && (int) lastH == (int) estimatedChartHeight)
                break;
            else {
                lastW = estimatedChartWidth;
                lastH = estimatedChartHeight;
            }
        }
    } catch (Exception ex) {
        ex.printStackTrace();
    }

    return new Dimension((int) estimatedChartWidth, (int) estimatedChartHeight);
}

---

From source file:com.willwinder.universalgcodesender.uielements.helpers.Overlay.java

/** Updates the Overlay. It is assumed this method will be called only
    once per frame.//from  w  ww  .java  2  s.  c  o  m
*/
public void draw(String text) {
    if (StringUtils.isNotBlank(text)) {
        text = text.trim();

        renderer.beginRendering(drawable.getSurfaceWidth(), drawable.getSurfaceHeight());

        Rectangle2D bounds = renderer.getBounds(text);
        int width = (int) bounds.getWidth();
        int height = (int) bounds.getHeight();
        int offset = (int) (height * 0.5f);

        // Figure out the location at which to draw the text
        int x = 0;
        int y = 0;
        switch (textLocation) {
        case UPPER_LEFT:
            x = offset;
            y = drawable.getSurfaceHeight() - height - offset;
            break;

        case UPPER_RIGHT:
            x = drawable.getSurfaceWidth() - width - offset;
            y = drawable.getSurfaceHeight() - height - offset;
            break;

        case LOWER_LEFT:
            x = offset;
            y = offset;
            break;

        case LOWER_RIGHT:
            x = drawable.getSurfaceWidth() - width - offset;
            y = offset;
            break;

        default:
            break;
        }

        renderer.draw(text, x, y);
        renderer.endRendering();
    }
}

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From source file:com.projity.pm.graphic.xbs.XbsLayout.java

protected int updateBounds(Point2D origin, Rectangle2D ref) {//cache in current version isn't a tree
    double x = origin.getX() + ref.getWidth() / 2;
    double y = origin.getY() + ref.getHeight() / 2;
    GraphicNode node, previous = null;/*w  ww .java  2  s  . co m*/
    int maxLevel = 0;
    for (ListIterator i = cache.getIterator(); i.hasNext();) {
        node = (GraphicNode) i.next();
        if (node.getLevel() > maxLevel)
            maxLevel = node.getLevel();
        if (previous != null && node.getLevel() <= previous.getLevel()) {
            setShape(previous, ref, x, y + (previous.getLevel() - 1) * (ref.getMaxY()));
            x += ref.getMaxX();
        }
        previous = node;
    }
    if (previous != null) {
        setShape(previous, ref, x, y + (previous.getLevel() - 1) * (ref.getMaxY()));
    }
    return maxLevel;
}

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From source file:org.gumtree.vis.mask.ChartMaskingUtilities.java

public static Rectangle2D getDomainMaskFrame(RangeMask mask, Rectangle2D imageArea, JFreeChart chart) {
    XYPlot plot = chart.getXYPlot();/*  w w w . j av a  2  s  . c o  m*/
    //       boolean isDomainInverted = plot.getDomainAxis().isInverted();
    //       Range domainRange = plot.getDomainAxis().getRange();
    //       Range imageRange = new Range(imageArea.getMinX(), imageArea.getMaxX());
    //       Range dataRange = translateDomainRange(mask.getRange(), 
    //             imageRange, domainRange, isDomainInverted);
    double lowerData = plot.getDomainAxis().valueToJava2D(mask.getMin(), imageArea, RectangleEdge.BOTTOM);
    double upperData = plot.getDomainAxis().valueToJava2D(mask.getMax(), imageArea, RectangleEdge.BOTTOM);
    return new Rectangle2D.Double(Math.min(lowerData, upperData), imageArea.getMinY(),
            Math.abs(upperData - lowerData), imageArea.getHeight());
}

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From source file:org.jfree.eastwood.GCategoryAxis.java

/**
 * Creates a temporary list of ticks that can be used when drawing the axis.
 *
 * @param g2  the graphics device (used to get font measurements).
 * @param state  the axis state.//  w w w  .  ja  v  a2s .  co  m
 * @param dataArea  the area inside the axes.
 * @param edge  the location of the axis.
 *
 * @return A list of ticks.
 */
public List refreshTicks(Graphics2D g2, AxisState state, Rectangle2D dataArea, RectangleEdge edge) {

    List ticks = new java.util.ArrayList();

    // sanity check for data area...
    if (dataArea.getHeight() <= 0.0 || dataArea.getWidth() < 0.0) {
        return ticks;
    }

    CategoryPlot plot = (CategoryPlot) getPlot();
    List categories = null;
    if (this.labels == null) {
        categories = plot.getCategories();
    } else {
        categories = new java.util.ArrayList(this.labels);
        // handle a little quirk in the Google Chart API - for a horizontal
        // bar chart, the labels on the axis get applied in reverse order
        // relative to the data values
        if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {
            Collections.reverse(categories);
        }
    }
    double max = 0.0;

    if (categories != null) {
        CategoryLabelPosition position = getCategoryLabelPositions().getLabelPosition(edge);
        float r = getMaximumCategoryLabelWidthRatio();
        if (r <= 0.0) {
            r = position.getWidthRatio();
        }

        float l = 0.0f;
        if (position.getWidthType() == CategoryLabelWidthType.CATEGORY) {
            l = (float) calculateCategorySize(categories.size(), dataArea, edge);
        } else {
            if (RectangleEdge.isLeftOrRight(edge)) {
                l = (float) dataArea.getWidth();
            } else {
                l = (float) dataArea.getHeight();
            }
        }
        int categoryIndex = 0;
        Iterator iterator = categories.iterator();
        while (iterator.hasNext()) {
            Comparable category = (Comparable) iterator.next();
            TextBlock label = createLabel(category, l * r, edge, g2);
            if (edge == RectangleEdge.TOP || edge == RectangleEdge.BOTTOM) {
                max = Math.max(max, calculateTextBlockHeight(label, position, g2));
            } else if (edge == RectangleEdge.LEFT || edge == RectangleEdge.RIGHT) {
                max = Math.max(max, calculateTextBlockWidth(label, position, g2));
            }
            Tick tick = new CategoryTick(category, label, position.getLabelAnchor(),
                    position.getRotationAnchor(), position.getAngle());
            ticks.add(tick);
            categoryIndex = categoryIndex + 1;
        }
    }
    state.setMax(max);
    return ticks;

}

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From source file:de.hs.mannheim.modUro.controller.diagram.fx.interaction.PanHandlerFX.java

/**
 * Handles a mouse pressed event by recording the initial mouse pointer
 * location.//from  w  w w.  j  a  v a 2 s  . com
 * 
 * @param canvas  the JavaFX canvas (<code>null</code> not permitted).
 * @param e  the mouse event (<code>null</code> not permitted).
 */
@Override
public void handleMousePressed(ChartCanvas canvas, MouseEvent e) {
    Plot plot = canvas.getChart().getPlot();
    if (!(plot instanceof Pannable)) {
        canvas.clearLiveHandler();
        return;
    }
    Pannable pannable = (Pannable) plot;
    if (pannable.isDomainPannable() || pannable.isRangePannable()) {
        Point2D point = new Point2D.Double(e.getX(), e.getY());
        Rectangle2D dataArea = canvas.findDataArea(point);
        if (dataArea != null && dataArea.contains(point)) {
            this.panW = dataArea.getWidth();
            this.panH = dataArea.getHeight();
            this.panLast = point;
            canvas.setCursor(javafx.scene.Cursor.MOVE);
        }
    }
    // the actual panning occurs later in the mouseDragged() method
}

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