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);
}
}
/** Deletes the selection from the drawing. */
protected void deleteFigures(FigureEnumeration fe) {
while (fe.hasMoreElements()) {
view().drawing().orphan(fe.nextFigure());
}
view().clearSelection();
}
protected void rememberFigures(FigureEnumeration toBeRemembered) {
myAffectedFigures = new Vector();
myAffectedFiguresCount = 0;
while (toBeRemembered.hasMoreElements()) {
myAffectedFigures.addElement(toBeRemembered.nextElement());
myAffectedFiguresCount++;
}
}
/** Releases all resources related to an undoable activity */
public void release() {
FigureEnumeration fe = getAffectedFigures();
while (fe.hasMoreElements()) {
fe.nextFigure().release();
}
myAffectedFiguresCount = 0;
setAffectedFigures(FigureEnumerator.getEmptyEnumeration());
}
/**
* Removes all children.
*
* @see #remove
*/
public void removeAll() {
FigureEnumeration k = figures();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
figure.removeFromContainer(this);
}
fFigures.removeAllElements();
}
/** Releases the figure and all its children. */
public void release() {
super.release();
FigureEnumeration k = figures();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
figure.release();
}
}
/**
* Finds a figure but descends into a figure's children. Use this method to implement
* <i>click-through</i> hit detection, that is, you want to detect the inner most figure
* containing the given point.
*/
public Figure findFigureInside(int x, int y) {
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure().findFigureInside(x, y);
if (figure != null) return figure;
}
return null;
}
/**
* 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 that intersects the given rectangle. */
public Figure findFigure(Rectangle r) {
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
Rectangle fr = figure.displayBox();
if (r.intersects(fr)) 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;
}
/** Inserts a vector of figures and translates them by the given offset. */
protected void insertFigures(Vector figures, int dx, int dy) {
FigureEnumeration e = new FigureEnumerator(figures);
while (e.hasMoreElements()) {
Figure figure = e.nextFigure();
figure.moveBy(dx, dy);
figure = fView.add(figure);
fView.addToSelection(figure);
}
}
private void readObject(ObjectInputStream s) throws ClassNotFoundException, IOException {
s.defaultReadObject();
FigureEnumeration k = figures();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
figure.addToContainer(this);
}
}
/**
* Moves all the given figures by x and y. Doesn't announce any changes. Subclassers override
* basicMoveBy. Clients usually call moveBy.
*
* @see moveBy
*/
protected void basicMoveBy(int x, int y) {
FigureEnumeration k = figures();
while (k.hasMoreElements()) {
Figure fig = k.nextFigure();
Figure obsrvd = (Figure) fig.getAttribute("observed.figure");
if (obsrvd == null || !includes(obsrvd)) {
fig.moveBy(x, y);
}
}
}
/** Checks if the composite figure has the argument as one of its children. */
public boolean includes(Figure figure) {
if (super.includes(figure)) return true;
FigureEnumeration k = figures();
while (k.hasMoreElements()) {
Figure f = k.nextFigure();
if (f.includes(figure)) return true;
}
return false;
}
/**
* Finds a top level Figure that intersects the given rectangle. It supresses the passed in
* figure. Use this method to ignore a figure that is temporarily inserted into the drawing.
*/
public Figure findFigure(Rectangle r, Figure without) {
if (without == null) return findFigure(r);
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
Rectangle fr = figure.displayBox();
if (r.intersects(fr) && !figure.includes(without)) return figure;
}
return null;
}
/**
* Finds a figure but descends into a figure's children. It supresses the passed in figure. Use
* this method to ignore a figure that is temporarily inserted into the drawing.
*/
public Figure findFigureInsideWithout(int x, int y, Figure without) {
FigureEnumeration k = figuresReverse();
while (k.hasMoreElements()) {
Figure figure = k.nextFigure();
if (figure != without) {
Figure found = figure.findFigureInside(x, y);
if (found != null) return found;
}
}
return null;
}
public void mouseDrag(MouseEvent e, int x, int y) {
super.mouseDrag(e, x, y);
fMoved = (Math.abs(x - fAnchorX) > 4) || (Math.abs(y - fAnchorY) > 4);
if (fMoved) {
FigureEnumeration figures = getUndoActivity().getAffectedFigures();
while (figures.hasMoreElements()) {
figures.nextFigure().moveBy(x - fLastX, y - fLastY);
}
}
fLastX = x;
fLastY = y;
}
public void moveAffectedFigures(Point startPoint, Point endPoint) {
FigureEnumeration figures = getAffectedFigures();
while (figures.hasMoreElements()) {
figures.nextFigure().moveBy(endPoint.x - startPoint.x, endPoint.y - startPoint.y);
}
}
/**
* Draws all the contained figures
*
* @see Figure#draw
*/
public void draw(Graphics g, boolean showGuides) {
FigureEnumeration k = figures();
while (k.hasMoreElements()) k.nextFigure().draw(g, showGuides);
}
