protected void updateHoverHandles(@Nullable DrawingView view, @Nullable Figure f) {
if (f != hoverFigure) {
Rectangle r = null;
if (hoverFigure != null && hoverFigure.isSelectable()) {
for (Handle h : hoverHandles) {
if (r == null) {
r = h.getDrawingArea();
} else {
r.add(h.getDrawingArea());
}
h.setView(null);
h.dispose();
}
hoverHandles.clear();
}
hoverFigure = f;
if (hoverFigure != null) {
hoverHandles.addAll(hoverFigure.createHandles(-1));
for (Handle h : hoverHandles) {
h.setView(view);
if (r == null) {
r = h.getDrawingArea();
} else {
r.add(h.getDrawingArea());
}
}
}
if (r != null) {
r.grow(1, 1);
fireAreaInvalidated(r);
}
}
}
@Override
public void mouseReleased(MouseEvent evt) {
dragLocation = new Point(evt.getX(), evt.getY());
multicaster.trackEnd(anchor, dragLocation, evt.getModifiersEx(), getView());
// Note: we must not fire "Tool Done" in this method, because then we can not
// listen to keyboard events for the handle.
Rectangle r = new Rectangle(anchor.x, anchor.y, 0, 0);
r.add(evt.getX(), evt.getY());
maybeFireBoundsInvalidated(r);
dragLocation = null;
}
/**
* Writes the <code>shape</code>, <code>coords</code>, <code>href</code>,
* <code>nohref</code> Attribute for the specified figure and ellipse.
*
* @return Returns true, if the circle is inside of the image bounds.
*/
private boolean writeCircleAttributes(IXMLElement elem, SVGFigure f, Ellipse2D.Double ellipse) {
AffineTransform t = TRANSFORM.getClone(f);
if (t == null) {
t = drawingTransform;
} else {
t.preConcatenate(drawingTransform);
}
if ((t.getType() &
(AffineTransform.TYPE_UNIFORM_SCALE | AffineTransform.TYPE_TRANSLATION)) ==
t.getType() &&
ellipse.width == ellipse.height
) {
Point2D.Double start = new Point2D.Double(ellipse.x, ellipse.y);
Point2D.Double end = new Point2D.Double(ellipse.x + ellipse.width, ellipse.y + ellipse.height);
t.transform(start, start);
t.transform(end, end);
ellipse.x = Math.min(start.x, end.x);
ellipse.y = Math.min(start.y, end.y);
ellipse.width = Math.abs(start.x - end.x);
ellipse.height = Math.abs(start.y - end.y);
elem.setAttribute("shape", "circle");
elem.setAttribute("coords",
(int) (ellipse.x + ellipse.width / 2d)+","+
(int) (ellipse.y + ellipse.height / 2d)+","+
(int) (ellipse.width / 2d)
);
writeHrefAttribute(elem, f);
return bounds.intersects(ellipse.getBounds());
} else {
return writePolyAttributes(elem, f, (Shape) ellipse);
}
}
/**
* Writes the <code>shape</code>, <code>coords</code>, <code>href</code>,
* <code>nohref</code> Attribute for the specified figure and rectangle.
*
* @return Returns true, if the rect is inside of the image bounds.
*/
private boolean writeRectAttributes(IXMLElement elem, SVGFigure f, Rectangle2D.Double rect) {
AffineTransform t = TRANSFORM.getClone(f);
if (t == null) {
t = drawingTransform;
} else {
t.preConcatenate(drawingTransform);
}
if ((t.getType() &
(AffineTransform.TYPE_UNIFORM_SCALE | AffineTransform.TYPE_TRANSLATION)) ==
t.getType()
) {
Point2D.Double start = new Point2D.Double(rect.x, rect.y);
Point2D.Double end = new Point2D.Double(rect.x + rect.width, rect.y + rect.height);
t.transform(start, start);
t.transform(end, end);
Rectangle r = new Rectangle(
(int) Math.min(start.x, end.x),
(int) Math.min(start.y, end.y),
(int) Math.abs(start.x - end.x),
(int) Math.abs(start.y - end.y)
);
elem.setAttribute("shape", "rect");
elem.setAttribute("coords",
r.x + ","+
r.y + ","+
(r.x + r.width) + ","+
(r.y + r.height)
);
writeHrefAttribute(elem, f);
return bounds.intersects(r);
} else {
return writePolyAttributes(elem, f, (Shape) rect);
}
}
