/**
* Describe what the method does
*
* @todo-javadoc Write javadocs for method
* @todo-javadoc Write javadocs for method parameter
* @param g Describe what the parameter does
*/
public void paint(Graphics2D g) {
g.setRenderingHints(_renderHints);
/*
* if( isSelected() ) {
* g.setColor( Color.red );
* } else {
* g.setColor( Color.black );
* }
*/
if (_leftRole.getRelation().isMany2Many()) {
g.setStroke(_dashedStroke);
} else {
g.setStroke(_regularStroke);
}
drawLineUnlessItsLengthIsZero(g, _mainLine);
g.setStroke(_regularStroke);
for (int i = 0; i < _leftLines.length; i++) {
drawLineUnlessItsLengthIsZero(g, _leftLines[i]);
}
for (int i = 0; i < _rightLines.length; i++) {
drawLineUnlessItsLengthIsZero(g, _rightLines[i]);
}
drawImage(
g,
getDisplayImage(_rightRole, g.getColor()),
_leftCardinalityPoint.x - 8,
_leftCardinalityPoint.y - 8);
drawImage(
g,
getDisplayImage(_leftRole, g.getColor()),
_rightCardinalityPoint.x - 8,
_rightCardinalityPoint.y - 8);
if (_rightRole.isEnabled()) {
drawLineUnlessItsLengthIsZero(g, _leftArrowLine1);
drawLineUnlessItsLengthIsZero(g, _leftArrowLine2);
}
if (_leftRole.isEnabled()) {
drawLineUnlessItsLengthIsZero(g, _rightArrowLine1);
drawLineUnlessItsLengthIsZero(g, _rightArrowLine2);
}
// draw the fk image
if (!_leftRole.isOriginPrimaryKey()) {
drawImage(g, _fk, _leftFkPoint.x - 6, _leftFkPoint.y - 6);
}
if (!_rightRole.isOriginPrimaryKey()) {
drawImage(g, _fk, _rightFkPoint.x - 6, _rightFkPoint.y - 6);
}
}
/**
* Describe what the method does
*
* @todo-javadoc Write javadocs for method
* @todo-javadoc Write javadocs for method parameter
* @todo-javadoc Write javadocs for method parameter
* @param g Describe what the parameter does
* @param line Describe what the parameter does
*/
private final void drawLineUnlessItsLengthIsZero(final Graphics2D g, final Line2D line) {
// Any coord is NaN if the length is zero
if (!Double.isNaN(line.getP1().getX())) {
g.draw(line);
}
}
/**
* Describe what the method does
*
* @todo-javadoc Write javadocs for method
* @todo-javadoc Write javadocs for method parameter
* @todo-javadoc Write javadocs for method parameter
* @todo-javadoc Write javadocs for method parameter
* @todo-javadoc Write javadocs for method parameter
* @param g Describe what the parameter does
* @param i Describe what the parameter does
* @param x Describe what the parameter does
* @param y Describe what the parameter does
*/
private final void drawImage(final Graphics2D g, final Image i, final float x, final float y) {
if (!Float.isNaN(x)) {
g.drawImage(i, (int) x, (int) y, null);
}
}
