private void setupAttributes() {
Color frameColor = (Color) AttributeFigure.getDefaultAttribute("FrameColor");
Color fillColor = (Color) AttributeFigure.getDefaultAttribute("FillColor");
Color textColor = (Color) AttributeFigure.getDefaultAttribute("TextColor");
Integer arrowMode = (Integer) AttributeFigure.getDefaultAttribute("ArrowMode");
String fontName = (String) AttributeFigure.getDefaultAttribute("FontName");
FigureEnumeration k = view().selectionElements();
while (k.hasMoreElements()) {
Figure f = k.nextFigure();
frameColor = (Color) f.getAttribute("FrameColor");
fillColor = (Color) f.getAttribute("FillColor");
textColor = (Color) f.getAttribute("TextColor");
arrowMode = (Integer) f.getAttribute("ArrowMode");
fontName = (String) f.getAttribute("FontName");
}
fFrameColor.setSelectedIndex(ColorMap.colorIndex(frameColor));
fFillColor.setSelectedIndex(ColorMap.colorIndex(fillColor));
// fTextColor.select(ColorMap.colorIndex(textColor));
if (arrowMode != null) {
fArrowChoice.setSelectedIndex(arrowMode.intValue());
}
if (fontName != null) {
fFontChoice.setSelectedItem(fontName);
}
}
/**
* Hook method which can be overriden by subclasses to provide specialised behaviour in the event
* of a popup trigger.
*/
protected void handlePopupMenu(MouseEvent e, int x, int y) {
Figure figure = drawing().findFigure(e.getX(), e.getY());
if (figure != null) {
Object attribute = figure.getAttribute(Figure.POPUP_MENU);
if (attribute == null) {
figure = drawing().findFigureInside(e.getX(), e.getY());
}
if (figure != null) {
showPopupMenu(figure, e.getX(), e.getY(), e.getComponent());
}
}
}
private String getURL(Figure figure) {
String url = (String) figure.getAttribute("URL");
if (url == null) {
url = "";
}
return url;
}
private Rectangle fieldBounds(Figure figure) {
Rectangle box = figure.displayBox();
int nChars = Math.max(20, getURL(figure).length());
Dimension d = fTextField.getPreferredSize(nChars);
box.x = Math.max(0, box.x + (box.width - d.width) / 2);
box.y = Math.max(0, box.y + (box.height - d.height) / 2);
return new Rectangle(box.x, box.y, d.width, d.height);
}
/**
* This method displays a popup menu, if there is one registered with the Figure (the Figure's
* attributes are queried for Figure.POPUP_MENU which is used to indicate an association of a
* popup menu with the Figure).
*
* @param figure Figure for which a popup menu should be displayed
* @param x x coordinate where the popup menu should be displayed
* @param y y coordinate where the popup menu should be displayed
* @param component Component which invoked the popup menu
*/
protected void showPopupMenu(Figure figure, int x, int y, Component comp) {
final Object attribute = figure.getAttribute(Figure.POPUP_MENU);
if ((attribute != null) && (attribute instanceof JPopupMenu)) {
JPopupMenu popup = (JPopupMenu) attribute;
if (popup instanceof PopupMenuFigureSelection) {
((PopupMenuFigureSelection) popup).setSelectedFigure(figure);
}
// calculate offsets for internal MDI frames
Point newLocation = new Point(x, y);
adjustOffsets(comp.getParent(), newLocation);
popup.setLocation(newLocation);
popup.setInvoker(comp);
popup.setVisible(true);
}
}
private int constrainY(int y) {
LineConnection line = ownerConnection();
Figure startFigure = line.getStartConnector().owner();
Figure endFigure = line.getEndConnector().owner();
Rectangle start = startFigure.displayBox();
Rectangle end = endFigure.displayBox();
Insets i1 = startFigure.connectionInsets();
Insets i2 = endFigure.connectionInsets();
int r1y, r1height, r2y, r2height;
r1y = start.y + i1.top;
r1height = start.height - i1.top - i1.bottom - 1;
r2y = end.y + i2.top;
r2height = end.height - i2.top - i2.bottom - 1;
if (fSegment == 0) {
y = Geom.range(r1y, r1y + r1height, y);
}
if (fSegment == line.pointCount() - 2) {
y = Geom.range(r2y, r2y + r2height, y);
}
return y;
}
private int constrainX(int x) {
LineConnection line = ownerConnection();
Figure startFigure = line.getStartConnector().owner();
Figure endFigure = line.getEndConnector().owner();
Rectangle start = startFigure.displayBox();
Rectangle end = endFigure.displayBox();
Insets i1 = startFigure.connectionInsets();
Insets i2 = endFigure.connectionInsets();
int r1x, r1width, r2x, r2width;
r1x = start.x + i1.left;
r1width = start.width - i1.left - i1.right - 1;
r2x = end.x + i2.left;
r2width = end.width - i2.left - i2.right - 1;
if (fSegment == 0) {
x = Geom.range(r1x, r1x + r1width, x);
}
if (fSegment == line.pointCount() - 2) {
x = Geom.range(r2x, r2x + r2width, x);
}
return x;
}
private void setURL(Figure figure, String url) {
figure.setAttribute("URL", url);
}