private void display(Graphics2D g, VisualConnection node, float alpha) {
node.paint(g, alpha);
for (VisualConnection child : node.getChildren())
if (child.getNode().isVisible()) display(g, child, alpha);
}
private void moveCategory(
DimensionHandle dimension, CategoryHandle category, int index, VisualConnection node) {
if (node.getChildren() == null) return;
ArrayList<VisualConnection> children = node.getChildren();
if (!children.isEmpty()
&& children.get(0).getNode().getToCategory().getDimension().equals(dimension)) {
VisualConnection moveCat = null;
for (VisualConnection child : children)
if (child.getNode().getToCategory().equals(category)) moveCat = child;
if (moveCat != null) {
children.remove(moveCat);
if (index < children.size()) children.add(index, moveCat);
else children.add(moveCat);
}
} else {
for (VisualConnection child : children) {
moveCategory(dimension, category, index, child);
}
}
}
public void updateChildren(VisualConnection connectionNode, BarState currentState) {
for (VisualConnection child : connectionNode.getChildren())
if (child.getNode().isVisible()) {
child.setState(currentState);
updateChildren(child, currentState);
}
}
public void layoutChildren(VisualConnection connectionNode, BarState currentState) {
for (VisualConnection child : connectionNode.getChildren())
if (child.getNode().isVisible()) {
child.setState(currentState);
child.layout(connectionNode.getFutureWidth());
layoutChildren(child, currentState);
}
}
private void orderChildren(VisualConnection parentNode, List<CategoryHandle> categoryOrder) {
ArrayList<VisualConnection> newList = new ArrayList<VisualConnection>();
newList.addAll(parentNode.getChildren());
parentNode.getChildren().clear();
for (CategoryHandle cat : categoryOrder) {
for (VisualConnection ribbon : newList) {
if (ribbon.getNode().getToCategory().equals(cat)) {
parentNode.getChildren().add(ribbon);
}
}
}
}
public void setColors(VisualConnection connectionNode) {
// The top level categorical axis determines the color scheme.
if (connectionNode.getChildren().isEmpty()) return;
if (connectionNode == root) {
for (VisualConnection childNode : connectionNode.getChildren()) {
childNode.setColorBrewerIndex(childNode.getNode().getToCategory().getCategoryNum() - 1);
setColors(childNode);
}
} else {
for (VisualConnection childNode : connectionNode.getChildren()) {
childNode.setColorBrewerIndex(connectionNode.getColorBrewerIndex());
setColors(childNode);
}
}
}
public void findCategoryBarNode(CategoryHandle category, VisualConnection node) {
if (!node.equals(root) && node.getNode().getToCategory().equals(category)) {
test = node;
} else for (VisualConnection child : node.getChildren()) findCategoryBarNode(category, child);
}
private void selectCategory(CategoryHandle category, VisualConnection node) {
if (!node.equals(root) && node.getNode().getToCategory().equals(category))
for (VisualConnection child : node.getChildren()) selectDown(child);
else for (VisualConnection child : node.getChildren()) selectCategory(category, child);
}
private void displaySelected(Graphics2D g, VisualConnection node) {
if (node.isSelected()) node.paintSelected(g);
for (VisualConnection child : node.getChildren())
if (child.getNode().isVisible()) displaySelected(g, child);
}