private void appendZone(Document doc, Element parent, BxZone zone, Object... hints)
throws TransformationException {
Element node = doc.createElement("Zone");
appendPropertyIfNotNull(doc, node, "ZoneID", zone.getId());
appendBounds(doc, node, "ZoneCorners", zone.getBounds(), hints);
appendPropertyIfNotNull(doc, node, "ZoneNext", zone.getNextId());
Element insetsNode = doc.createElement("ZoneInsets");
insetsNode.setAttribute("Top", "");
insetsNode.setAttribute("Bottom", "");
insetsNode.setAttribute("Left", "");
insetsNode.setAttribute("Right", "");
node.appendChild(insetsNode);
appendProperty(doc, node, "ZoneLines", "");
if (zone.getLabel() != null) {
if (ZONE_LABEL_MAP.get(zone.getLabel()) != null
&& !ZONE_LABEL_MAP.get(zone.getLabel()).isEmpty()) {
appendClassification(doc, node, ZONE_LABEL_MAP.get(zone.getLabel()).toUpperCase(), "");
} else {
throw new TransformationException("Writing down an unknown zone label: " + zone.getLabel());
}
}
for (BxLine line : zone.getLines()) {
appendLine(doc, node, line, hints);
}
parent.appendChild(node);
}
private BxPage parsePageNode(Element elem) {
BxPage page = new BxPage();
double minX = 0, minY = 0, maxX = 0, maxY = 0;
boolean started = false;
List<Element> e = getChildren("Zone", elem);
for (Element zo : e) {
BxZone zon = parseZoneNode(zo);
page.addZone(zon);
BxBounds zoneBounds = zon.getBounds();
if (!started) {
minX = zoneBounds.getX();
minY = zoneBounds.getY();
maxX = zoneBounds.getX() + zoneBounds.getWidth();
maxY = zoneBounds.getY() + zoneBounds.getHeight();
started = true;
}
if (zoneBounds.getX() < minX) {
minX = zoneBounds.getX();
}
if (zoneBounds.getX() + zoneBounds.getWidth() > maxX) {
maxX = zoneBounds.getX() + zoneBounds.getWidth();
}
if (zoneBounds.getY() < minY) {
minY = zoneBounds.getY();
}
if (zoneBounds.getY() + zoneBounds.getHeight() > maxY) {
maxY = zoneBounds.getY() + zoneBounds.getHeight();
}
}
Collections.sort(
page.getZones(),
new Comparator() {
@Override
public int compare(Object t, Object t1) {
BxZone z1 = (BxZone) t;
BxZone z2 = (BxZone) t1;
int ret = Double.compare(z1.getBounds().getY(), z2.getBounds().getY());
if (ret == 0) {
ret = Double.compare(z1.getBounds().getX(), z2.getBounds().getX());
}
return ret;
}
});
return page.setBounds(new BxBounds(minX, minY, maxX - minX, maxY - minY));
}