Example usage for java.awt.geom Rectangle2D getMinX

Introduction

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

Prototype

public double getMinX() 

Source Link

Document

Returns the smallest X coordinate of the framing rectangle of the Shape in double precision.

Usage

From source file:org.fhcrc.cpl.toolbox.gui.chart.ChartMouseAndMotionListener.java

/**
 * Transform a mouse X value into a value in the units of the X axis of the chart.
 * Note: if there were multiple subplots, this would need to take a MouseEvent to determine which one
 * Note: bounds the raw value by the boundaries of the chart.  No using values off the ends, even if you're zoomed
 * @param rawValue/*from   ww  w. jav  a  2  s. com*/
 * @return
 */
protected double transformMouseXValue(double rawValue) {
    Rectangle2D screenDataArea = _chartPanel.getScreenDataArea();
    double boundedValue = Math.min(screenDataArea.getMaxX(), Math.max(screenDataArea.getMinX(), rawValue));

    double leftmostOnAxis = domainAxis.getLowerBound();
    double rightmostOnAxis = domainAxis.getUpperBound();
    double leftmostonscreen = screenDataArea.getX();
    double rightmostonscreen = leftmostonscreen + screenDataArea.getWidth();
    double slope = (rightmostOnAxis - leftmostOnAxis) / (rightmostonscreen - leftmostonscreen);
    return ((slope * (boundedValue - leftmostonscreen)) + leftmostOnAxis);
}

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From source file:org.esa.beam.visat.toolviews.stat.XYImagePlot.java

@Override
public boolean render(Graphics2D g2, Rectangle2D dataArea, int index, PlotRenderingInfo info,
        CrosshairState crosshairState) {
    final boolean foundData = super.render(g2, dataArea, index, info, crosshairState);
    if (image != null) {
        final int dx1 = (int) dataArea.getMinX();
        final int dy1 = (int) dataArea.getMinY();
        final int dx2 = (int) dataArea.getMaxX();
        final int dy2 = (int) dataArea.getMaxY();

        synchronized (imageLock) {
            final Rectangle rectangle = getImageSourceArea();
            final int sx1 = rectangle.x;
            final int sy1 = rectangle.y;
            final int sx2 = sx1 + rectangle.width - 1;
            final int sy2 = sy1 + rectangle.height - 1;
            g2.drawImage(image, dx1, dy1, dx2, dy2, sx1, sy1, sx2, sy2, null);
        }/*  w  ww  . jav a 2  s .com*/
    }
    return foundData;
}

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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 w  w w .j  av a 2 s.com*/
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:edu.uci.ics.jung.visualization.util.VertexShapeFactory.java

/**
 * Returns a regular <code>Polygon</code> of <code>num_points</code>
 * points whose bounding //www  . jav  a2s . c o  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:org.esa.beam.visat.toolviews.stat.XYImagePlot.java

public void setImageDataBounds(Rectangle2D imageDataBounds) {
    synchronized (imageLock) {
        this.imageDataBounds = (Rectangle2D) imageDataBounds.clone();
        DefaultXYDataset xyDataset = new DefaultXYDataset();
        xyDataset.addSeries("Image Data Bounds",
                new double[][] { { imageDataBounds.getMinX(), imageDataBounds.getMaxX() },
                        { imageDataBounds.getMinY(), imageDataBounds.getMaxY() } });
        setDataset(xyDataset);//ww  w .  j  a  v a2s .c om
        getDomainAxis().setRange(imageDataBounds.getMinX(), imageDataBounds.getMaxX());
        getRangeAxis().setRange(imageDataBounds.getMinY(), imageDataBounds.getMaxY());
    }
}

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From source file:peakml.util.jfreechart.LognAxis.java

@Override
public double valueToJava2D(double value, Rectangle2D plotArea, RectangleEdge edge) {
    Range range = getRange();//from w ww  . ja v a  2  s .  com
    double axisMin = log(range.getLowerBound());
    double axisMax = log(range.getUpperBound());

    double min = 0.0, max = 0.0;
    if (RectangleEdge.isTopOrBottom(edge)) {
        min = plotArea.getMinX();
        max = plotArea.getMaxX();
    } else if (RectangleEdge.isLeftOrRight(edge)) {
        min = plotArea.getMaxY();
        max = plotArea.getMinY();
    }

    value = log(value);
    if (isInverted())
        return max - (((value - axisMin) / (axisMax - axisMin)) * (max - min));
    else
        return min + (((value - axisMin) / (axisMax - axisMin)) * (max - min));
}

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From source file:edu.jhuapl.graphs.jfreechart.utils.SparselyLabeledCategoryAxis.java

private void drawDomainGridline(Graphics2D g2, CategoryPlot plot, Rectangle2D dataArea, double value) {
    Line2D line = null;//  w w w . j  av  a  2  s. c  o  m
    PlotOrientation orientation = plot.getOrientation();

    if (orientation == PlotOrientation.HORIZONTAL) {
        line = new Line2D.Double(dataArea.getMinX(), value, dataArea.getMaxX(), value);
    } else if (orientation == PlotOrientation.VERTICAL) {
        line = new Line2D.Double(value, dataArea.getMinY(), value, dataArea.getMaxY());
    }

    g2.setPaint(domainGridlinePaint);
    Stroke stroke = plot.getDomainGridlineStroke();

    if (stroke == null) {
        stroke = CategoryPlot.DEFAULT_GRIDLINE_STROKE;
    }

    g2.setStroke(stroke);
    g2.draw(line);
}

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From source file:Clip.java

/**
 * @see java.lang.Object#equals(java.lang.Object)
 *///w w  w .j  a v a 2  s  .  c  om
public boolean equals(Object o) {
    if (o instanceof Rectangle2D) {
        Rectangle2D r = (Rectangle2D) o;
        return (r.getMinX() == clip[0] && r.getMinY() == clip[1] && r.getMaxX() == clip[6]
                && r.getMaxY() == clip[7]);
    } else if (o instanceof Clip) {
        Clip r = (Clip) o;
        if (r.status == status) {
            if (status == Clip.INUSE)
                return (r.clip[0] == clip[0] && r.clip[1] == clip[1] && r.clip[6] == clip[6]
                        && r.clip[7] == clip[7]);
            else
                return true;
        } else {
            return false;
        }
    } else {
        return false;
    }
}

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From source file:net.sourceforge.processdash.ui.lib.chart.DiscPlot.java

private void drawLegendAxis(Graphics2D g2, Rectangle2D dataArea, PlotRenderingInfo info) {
    if (legendAxis != null) {
        double cursor = dataArea.getMinX();
        legendAxis.draw(g2, cursor, dataArea, dataArea, RectangleEdge.RIGHT, info);
    }/*from w  w  w. ja v  a 2 s  . c  om*/
}

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From source file:Clip.java

/**
 * Union this clip with another region. As a result, this clip
 * will become a bounding box around the two original regions.
 * @param r the rectangle to union with//from w ww .  ja va 2s . c o m
 */
public void union(Rectangle2D r) {
    if (status == INVALID)
        return;

    double minx = r.getMinX();
    double miny = r.getMinY();
    double maxx = r.getMaxX();
    double maxy = r.getMaxY();

    if (Double.isNaN(minx) || Double.isNaN(miny) || Double.isNaN(maxx) || Double.isNaN(maxy)) {
        Logger.getLogger(getClass().getName()).warning("Union with invalid clip region: " + r);
        return;
    }

    if (status == EMPTY) {
        setClip(r);
        status = INUSE;
        return;
    }
    clip[0] = Math.min(clip[0], minx);
    clip[1] = Math.min(clip[1], miny);
    clip[6] = Math.max(clip[6], maxx);
    clip[7] = Math.max(clip[7], maxy);
}

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