D18oObservations.java 文件源码

public void plotXY( Graphics2D g,
            Rectangle2D bounds,
            double xScale, double yScale ) {
    g.setColor( Color.blue );
    float x0 = (float)bounds.getX();
    float y0 = (float)bounds.getY();
    float sy = (float)yScale;
    float sx = (float)xScale;
    Arc2D.Float arc = new Arc2D.Float(0f, 0f, 5f, 5f, 0f, 360f,
            Arc2D.CHORD);
    for(int k=0 ; k<xyd.length ; k++) {
        float x = (xyd[k][4]-x0)*sx;
        float y = (xyd[k][3]-y0)*sy;
        arc.x = x-2.5f;
        arc.y = y-2.5f;
        g.draw(arc);
    }
}