/**
* Create a new, empty FisheyeMenu.
*
* @see #addMenuItem(String, javax.swing.Action)
*/
public FisheyeMenu() {
super(new Visualization());
m_vis.addTable(ITEMS, m_items);
// set up the renderer to use
LabelRenderer renderer = new LabelRenderer(LABEL);
renderer.setHorizontalPadding(0);
renderer.setVerticalPadding(1);
renderer.setHorizontalAlignment(Constants.LEFT);
m_vis.setRendererFactory(new DefaultRendererFactory(renderer));
// set up this display
setSize(100, 470);
setHighQuality(true);
setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 5));
addControlListener(
new ControlAdapter() {
// dispatch an action event to the menu item
public void itemClicked(VisualItem item, MouseEvent e) {
ActionListener al = (ActionListener) item.get(ACTION);
al.actionPerformed(
new ActionEvent(item, e.getID(), "click", e.getWhen(), e.getModifiers()));
}
});
// text color function
// items with the mouse over printed in red, otherwise black
ColorAction colors = new ColorAction(ITEMS, VisualItem.TEXTCOLOR);
colors.setDefaultColor(ColorLib.gray(0));
colors.add("hover()", ColorLib.rgb(255, 0, 0));
// initial layout and coloring
ActionList init = new ActionList();
init.add(new VerticalLineLayout(m_maxHeight));
init.add(colors);
init.add(new RepaintAction());
m_vis.putAction("init", init);
// fisheye distortion based on the current anchor location
ActionList distort = new ActionList();
Distortion feye = new FisheyeDistortion(0, m_scale);
distort.add(feye);
distort.add(colors);
distort.add(new RepaintAction());
m_vis.putAction("distort", distort);
// update the distortion anchor position to be the current
// location of the mouse pointer
addControlListener(new AnchorUpdateControl(feye, "distort"));
}
public AggregateDemo() {
// initialize display and data
super(new Visualization());
initDataGroups();
// set up the renderers
// draw the nodes as basic shapes
Renderer nodeR = new ShapeRenderer(20);
// draw aggregates as polygons with curved edges
Renderer polyR = new PolygonRenderer(Constants.POLY_TYPE_CURVE);
((PolygonRenderer) polyR).setCurveSlack(0.15f);
// modification to try drawing edges to aggregates
Renderer edgeR =
new EdgeRenderer() {
@Override
protected Shape getRawShape(VisualItem item) {
EdgeItem edge = (EdgeItem) item;
VisualItem item1 = edge.getSourceItem();
VisualItem item2 = edge.getTargetItem();
item2 = (AggregateItem) at.getAggregates(item2).next();
int type = m_edgeType;
getAlignedPoint(m_tmpPoints[0], item1.getBounds(), m_xAlign1, m_yAlign1);
getAlignedPoint(m_tmpPoints[1], item2.getBounds(), m_xAlign2, m_yAlign2);
m_curWidth = (float) (m_width * getLineWidth(item));
// create the arrow head, if needed
EdgeItem e = (EdgeItem) item;
if (e.isDirected() && m_edgeArrow != Constants.EDGE_ARROW_NONE) {
// get starting and ending edge endpoints
boolean forward = (m_edgeArrow == Constants.EDGE_ARROW_FORWARD);
Point2D start = null, end = null;
start = m_tmpPoints[forward ? 0 : 1];
end = m_tmpPoints[forward ? 1 : 0];
// compute the intersection with the target bounding box
VisualItem dest = forward ? e.getTargetItem() : e.getSourceItem();
int i =
GraphicsLib.intersectLineRectangle(start, end, dest.getBounds(), m_isctPoints);
if (i > 0) end = m_isctPoints[0];
// create the arrow head shape
AffineTransform at = getArrowTrans(start, end, m_curWidth);
m_curArrow = at.createTransformedShape(m_arrowHead);
// update the endpoints for the edge shape
// need to bias this by arrow head size
Point2D lineEnd = m_tmpPoints[forward ? 1 : 0];
lineEnd.setLocation(0, -m_arrowHeight);
at.transform(lineEnd, lineEnd);
} else {
m_curArrow = null;
}
// create the edge shape
Shape shape = null;
double n1x = m_tmpPoints[0].getX();
double n1y = m_tmpPoints[0].getY();
double n2x = m_tmpPoints[1].getX();
double n2y = m_tmpPoints[1].getY();
switch (type) {
case Constants.EDGE_TYPE_LINE:
m_line.setLine(n1x, n1y, n2x, n2y);
shape = m_line;
break;
case Constants.EDGE_TYPE_CURVE:
getCurveControlPoints(edge, m_ctrlPoints, n1x, n1y, n2x, n2y);
m_cubic.setCurve(
n1x,
n1y,
m_ctrlPoints[0].getX(),
m_ctrlPoints[0].getY(),
m_ctrlPoints[1].getX(),
m_ctrlPoints[1].getY(),
n2x,
n2y);
shape = m_cubic;
break;
default:
throw new IllegalStateException("Unknown edge type");
}
// return the edge shape
return shape;
}
};
DefaultRendererFactory drf = new DefaultRendererFactory(nodeR, edgeR);
drf.add("ingroup('aggregates')", polyR);
m_vis.setRendererFactory(drf);
// set up the visual operators
// first set up all the color actions
ColorAction nStroke = new ColorAction(NODES, VisualItem.STROKECOLOR);
nStroke.setDefaultColor(ColorLib.gray(100));
nStroke.add("_hover", ColorLib.gray(50));
ColorAction nFill = new ColorAction(NODES, VisualItem.FILLCOLOR);
nFill.setDefaultColor(ColorLib.gray(255));
nFill.add("_hover", ColorLib.gray(200));
ColorAction nEdges = new ColorAction(EDGES, VisualItem.STROKECOLOR);
nEdges.setDefaultColor(ColorLib.gray(100));
ColorAction aStroke = new ColorAction(AGGR, VisualItem.STROKECOLOR);
aStroke.setDefaultColor(ColorLib.gray(200));
aStroke.add("_hover", ColorLib.rgb(255, 100, 100));
int[] palette =
new int[] {
ColorLib.rgba(255, 200, 200, 255),
ColorLib.rgba(200, 255, 200, 255),
ColorLib.rgba(200, 200, 255, 255)
};
ColorAction aFill =
new DataColorAction(AGGR, "id", Constants.NOMINAL, VisualItem.FILLCOLOR, palette);
// bundle the color actions
ActionList colors = new ActionList();
colors.add(nStroke);
colors.add(nFill);
colors.add(nEdges);
colors.add(aStroke);
colors.add(aFill);
// now create the main layout routine
ActionList layout = new ActionList(Activity.INFINITY);
layout.add(colors);
layout.add(new ForceDirectedLayout(GRAPH, true));
layout.add(new AggregateLayout(AGGR));
layout.add(new RepaintAction());
m_vis.putAction("layout", layout);
// set up the display
setSize(500, 500);
pan(250, 250);
setHighQuality(true);
addControlListener(new AggregateDragControl());
addControlListener(new ZoomControl());
addControlListener(new PanControl());
// set things running
m_vis.run("layout");
}