@Override
public void draw(Drawing context) {
all = new LinkedHashSet<>();
this.breadthFirst(this.both())
.forEach(
x -> {
Rect r = x.properties.get(frame);
{
Map<String, Function<Box, FLine>> drawing =
x.properties.computeIfAbsent(interactiveDrawing, k -> new LinkedHashMap<>());
if (drawing != null && drawing.size() > 0) {
Iterator<Function<Box, FLine>> it = drawing.values().iterator();
while (it.hasNext()) {
Function<Box, FLine> f = it.next();
FLine fl = f.apply(x);
if (fl == null) it.remove();
else all.add(fl);
}
}
}
{
Map<String, Supplier<FLine>> drawing =
x.properties.computeIfAbsent(
interactiveLines, k -> new LinkedHashMapAndArrayList<>());
if (drawing != null && drawing.size() > 0) {
Iterator<Supplier<FLine>> it = drawing.values().iterator();
while (it.hasNext()) {
Supplier<FLine> f = it.next();
FLine fl = f.get();
if (fl == null) it.remove();
else all.add(fl);
}
}
}
});
for (FLine f : all)
f.attributes.computeIfAbsent(
projectedArea,
(k) ->
new Cached<FLine, Object, Area>(
(fline, previously) -> projectFLineToArea(fline),
(fline) -> new Object[] {fline, fline.getModCount()}));
}
@Override
public Mouse.Dragger onMouseDown(Window.Event<Window.MouseState> e, int button) {
// if we haven't been drawn, then we can't interact
if (all == null) return null;
Vec2 point = convertCoordinateSystem(new Vec2(e.after.x, e.after.y));
Set<FLine> hit = new LinkedHashSet<>();
Window.Event<Window.MouseState> eMarked = e /*.copy()*/;
eMarked.properties.put(interaction, this);
List<Mouse.Dragger> draggers =
all.stream()
.filter(f -> f.attributes.get(projectedArea) != null)
.filter(f -> f.attributes.get(projectedArea).apply(f).contains(point.x, point.y))
.flatMap(
f -> f.attributes.getOr(Mouse.onMouseDown, Collections::emptyMap).values().stream())
.map(omd -> omd.onMouseDown(eMarked, button))
.filter(x -> x != null)
.collect(Collectors.toList());
if (draggers.size() > 0) {
return (event, termination) -> {
// event = event.copy();
event.properties.put(interaction, this);
Iterator<Mouse.Dragger> it = draggers.iterator();
while (it.hasNext()) {
if (!it.next().update(event, termination)) it.remove();
}
return draggers.size() > 0;
};
}
return null;
}
@Override
public Mouse.Dragger onMouseMove(Window.Event<Window.MouseState> e) {
if (all == null) return null;
Vec2 point = convertCoordinateSystem(new Vec2(e.after.x, e.after.y));
Set<FLine> hit = new LinkedHashSet<FLine>();
Window.Event<Window.MouseState> eMarked = e /*.copy()*/;
eMarked.properties.put(interaction, this);
Set<FLine> intersects =
all.stream()
.filter(f -> f.attributes.has(projectedArea))
.filter(f -> f.attributes.get(projectedArea).apply(f).contains(point.x, point.y))
.collect(Collectors.toSet());
Set<FLine> enter = new LinkedHashSet<>(intersects);
enter.removeAll(previousIntersection);
Set<FLine> exit = new LinkedHashSet<>(previousIntersection);
exit.removeAll(intersects);
previousIntersection = intersects;
List<Mouse.Dragger> draggers =
intersects
.stream()
.flatMap(
f -> f.attributes.getOr(Mouse.onMouseMove, Collections::emptyMap).values().stream())
.map(omd -> omd.onMouseMove(eMarked))
.filter(x -> x != null)
.collect(Collectors.toList());
draggers.addAll(
enter
.stream()
.flatMap(
f ->
f.attributes.getOr(Mouse.onMouseEnter, Collections::emptyMap).values().stream())
.map(omd -> omd.onMouseEnter(eMarked))
.filter(x -> x != null)
.collect(Collectors.toList()));
exit.stream()
.flatMap(
f -> f.attributes.getOr(Mouse.onMouseExit, Collections::emptyMap).values().stream())
.forEach(omd -> omd.onMouseExit(eMarked));
if (draggers.size() > 0) {
return (event, termination) -> {
// event = event.copy();
event.properties.put(interaction, this);
Iterator<Mouse.Dragger> it = draggers.iterator();
while (it.hasNext()) {
if (!it.next().update(event, termination)) it.remove();
}
return draggers.size() > 0;
};
}
return null;
}
