/**
* Finds a top level Figure. Use this call for hit detection that should not descend into the
* figure's children.
*/
public Figure findFigure(int x, int y) {
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
if (figure.containsPoint(x, y)) return figure;
}
return null;
}
/**
* Finds a top level Figure, but supresses the passed in figure. Use this method to ignore a
* figure that is temporarily inserted into the drawing.
*
* @param x the x coordinate
* @param y the y coordinate
* @param without the figure to be ignored during the find.
*/
public Figure findFigureWithout(int x, int y, Figure without) {
if (without == null) return findFigure(x, y);
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
if (figure.containsPoint(x, y) && !figure.includes(without)) return figure;
}
return null;
}
private Figure findConnectableFigure(int x, int y, Drawing drawing) {
FigureEnumeration fe = drawing.figuresReverse();
while (fe.hasNextFigure()) {
Figure figure = fe.nextFigure();
if (!figure.includes(getConnection()) && figure.canConnect() && figure.containsPoint(x, y)) {
return figure;
}
}
return null;
}
private Figure findConnectableFigure(int x, int y, Drawing drawing) {
FigureEnumeration k = drawing.figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
if (!figure.includes(getConnection()) && figure.canConnect()) {
if (figure.containsPoint(x, y)) {
return figure;
}
}
}
return null;
}
