protected void initSimulator(ForceSimulator fsim) {
// make sure we have force items to work with
TupleSet t = (TupleSet) m_vis.getGroup(m_group);
t.addColumns(ANCHORITEM_SCHEMA);
t.addColumns(FORCEITEM_SCHEMA);
Iterator iter = m_vis.visibleItems(m_nodeGroup);
while (iter.hasNext()) {
VisualItem item = (VisualItem) iter.next();
// get force item
ForceItem fitem = (ForceItem) item.get(FORCEITEM);
if (fitem == null) {
fitem = new ForceItem();
item.set(FORCEITEM, fitem);
}
fitem.location[0] = (float) item.getEndX();
fitem.location[1] = (float) item.getEndY();
fitem.mass = getMassValue(item);
// get spring anchor
ForceItem aitem = (ForceItem) item.get(ANCHORITEM);
if (aitem == null) {
aitem = new ForceItem();
item.set(ANCHORITEM, aitem);
aitem.location[0] = fitem.location[0];
aitem.location[1] = fitem.location[1];
}
fsim.addItem(fitem);
fsim.addSpring(fitem, aitem, 0);
}
}
public void clear() {
// System.err.println("run clear");
ForceSimulator fsim = getForceSimulator();
fsim.clear();
// make sure we have force items to work with
TupleSet t = (TupleSet) m_vis.getGroup(m_nodeGroup);
Iterator iter = m_vis.visibleItems(m_nodeGroup);
while (iter.hasNext()) {
VisualItem item = (VisualItem) iter.next();
if (!item.canGet(ANCHORITEM, ForceItem.class)) break;
// get force item
ForceItem fitem = (ForceItem) item.get(FORCEITEM);
if (fitem != null) {
fitem.location[0] = (float) item.getEndX();
fitem.location[1] = (float) item.getEndY();
fitem.mass = getMassValue(item);
// get spring anchor
ForceItem aitem = (ForceItem) item.get(ANCHORITEM);
// only reset if an anchor exists
if (aitem != null) {
aitem.location[0] = fitem.location[0];
aitem.location[1] = fitem.location[1];
fsim.addItem(fitem);
fsim.addSpring(fitem, aitem, 0);
}
}
}
}
public void reset() {
Iterator iter = m_vis.visibleItems(m_nodeGroup);
while (iter.hasNext()) {
VisualItem item = (VisualItem) iter.next();
ForceItem aitem = (ForceItem) item.get(ANCHORITEM);
if (aitem != null) {
aitem.location[0] = (float) item.getEndX();
aitem.location[1] = (float) item.getEndY();
}
}
super.reset();
}
@Override
// public void itemPressed(VisualItem item, MouseEvent e) {
public void itemClicked(VisualItem item, MouseEvent e) {
// load (or unload) marked-up text into glasspane on rightclick
// glasspane text is now loaded on mouseover instead
// temp: zoom on selection
if (SwingUtilities.isLeftMouseButton(e)) {
if (item.canGetInt(DocumentGridTable.NODE_ID)) {
int nodeId = item.getInt(DocumentGridTable.NODE_ID);
boolean hasSelectFocus = item.getBoolean(SELECT_FOCUS);
boolean hasWidthFocus = item.getBoolean(WIDTH_FOCUS);
boolean hasHeightFocus = item.getBoolean(HEIGHT_FOCUS);
if (hasSelectFocus) {
// simply deselect the node
resetGlyphFocus();
} else {
// clear all other node selections
resetGlyphFocus();
// select this node
item.setBoolean(SELECT_FOCUS, true);
item.setBoolean(WIDTH_FOCUS, true);
item.setBoolean(HEIGHT_FOCUS, true);
}
// ensure that the layout has been reprocessed before loading glasspane
documentGridLayout.categoricalLayout();
m_vis.run(
"init"); // init is needed to run here, since sizing is tightly-bound with our
// faux-fisheye zooming
// m_vis.run("repaint");
// appear the glasspane at appropriate size & location
// get relative location of Visualization
int xOffset = 0;
int yOffset = 0;
JComponent component = display;
// recursively go through this Component's ancestors, summing offset information in order
// to get the absolute position relative to window
do {
Point visLocation = component.getLocation();
xOffset += visLocation.x;
yOffset += visLocation.y;
} while ((!component.getParent().getClass().equals(JRootPane.class))
&& (component = (JComponent) component.getParent()) != null);
// debug
// System.out.println("debug: " + this.getClass().getName() + ":
// offsets: " + xOffset + ", " + yOffset);
String attrIdStr =
colorAttrName; // TODO make highlighting more general, not just based on color!
// make sure that the clicked item is not temporarily ``disabled'' (ie, zoom state was not
// immediately toggled by a glasspane-oriented class)
if (disableNextZoomItem == null || disableNextZoomItem != item) {
disableNextZoomItem = null;
int x = (int) item.getEndX() + bufferPx + xOffset;
int y = (int) item.getEndY() + bufferPx + yOffset;
int w = (int) item.getDouble(WIDTH_END) - 2 * bufferPx;
int h = (int) item.getDouble(HEIGHT_END) - 2 * bufferPx;
// debug
System.out.println(
"debug: "
+ this.getClass().getName()
+ ": displaying sized glasspane at x="
+ x
+ ", y="
+ y
+ ", w="
+ w
+ ", h="
+ h);
glassPane.displaySizedPane((int) x, (int) y, (int) w, (int) h, item);
AbstractDocument doc = glassPane.getAbstDoc();
controller.writeDocTextWithHighlights(doc, nodeId, attrIdStr);
glassPane.setBackgroundColor(new Color(docColorAction.getColor(item)));
} else {
disableNextZoomItem = null;
}
}
}
}
