Example usage for java.awt.geom Ellipse2D.Double getY

List of usage examples for java.awt.geom Ellipse2D.Double getY

Introduction

In this page you can find the example usage for java.awt.geom Ellipse2D.Double getY.

Prototype

public abstract double getY();

Source Link

Document

Returns the Y coordinate of the upper-left corner of the framing rectangle in double precision.

Usage

From source file:edu.ucla.stat.SOCR.motionchart.MotionBubbleRenderer.java

/**
 * Translates the shape so that it displays correctly given the plot and dataArea.
 *
 * @param shape     the shape to translate
 * @param plot      the plot that will be used to translate the shape
 * @param dataArea  the dataArea that the shape will be translated to
 * @return          The translated shape
 */// w  ww .  j  a  v a  2 s.c  o  m
@SuppressWarnings({ "SuspiciousNameCombination" })
protected Ellipse2D.Double translateShape(Ellipse2D.Double shape, XYPlot plot, Rectangle2D dataArea) {
    Ellipse2D.Double circle = null;

    //double x = shape.getCenterX();
    //double y = shape.getCenterY();
    double z = shape.getWidth();

    PlotOrientation orientation = plot.getOrientation();

    ValueAxis domainAxis = plot.getDomainAxis();
    ValueAxis rangeAxis = plot.getRangeAxis();
    RectangleEdge domainAxisLocation = plot.getDomainAxisEdge();
    RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();

    double transX1 = domainAxis.valueToJava2D(shape.getX(), dataArea, domainAxisLocation);
    double transX2 = domainAxis.valueToJava2D(shape.getX() + shape.getWidth(), dataArea, domainAxisLocation);
    //The upper-left corner is the lower-left on the graph (screen origin vs. graph origin)
    double transY1 = rangeAxis.valueToJava2D(shape.getY() + shape.getHeight(), dataArea, rangeAxisLocation);
    double transY2 = rangeAxis.valueToJava2D(shape.getY(), dataArea, rangeAxisLocation);

    double width = z * domainAxis.getRange().getLength() * domainZoomMultiplier * SIZE_MULTIPLIER;
    double height = z * rangeAxis.getRange().getLength() * rangeZoomMultiplier * SIZE_MULTIPLIER;
    double transWidth = domainAxis.lengthToJava2D(width, dataArea, domainAxisLocation);//transX2 - transX1;
    double transHeight = rangeAxis.lengthToJava2D(height, dataArea, rangeAxisLocation);//transY2 - transY1;

    double transX = (transX1 + transX2) / 2.0;
    double transY = (transY1 + transY2) / 2.0;

    switch (getScaleType()) {
    case SCALE_ON_DOMAIN_AXIS:
        transHeight = transWidth;
        break;
    case SCALE_ON_RANGE_AXIS:
        transWidth = transHeight;
        break;
    default:
        break;
    }
    transWidth = Math.abs(transWidth);
    transHeight = Math.abs(transHeight);

    if (orientation == PlotOrientation.VERTICAL) {
        circle = new Ellipse2D.Double(transX - transWidth / 2.0, transY - transHeight / 2.0, transWidth,
                transHeight);
    } else if (orientation == PlotOrientation.HORIZONTAL) {
        circle = new Ellipse2D.Double(transY - transHeight / 2.0, transX - transWidth / 2.0, transHeight,
                transWidth);
    }

    return circle;
}