Examples with Point pythagoras.f.Point used on opensource projects

Example 6 with Point

use of pythagoras.f.Point in project playn by threerings.

the class GroupLayerImpl method hitTest.

public Layer hitTest(GroupLayer self, Point point) {
    float x = point.x, y = point.y;
    boolean sawInteractiveChild = false;
    // we check back to front as children are ordered "lowest" first
    for (int ii = children.size() - 1; ii >= 0; ii--) {
        L child = children.get(ii);
        // ignore non-interactive children
        if (!child.interactive())
            continue;
        // note that we saw an interactive child
        sawInteractiveChild = true;
        // ignore invisible children
        if (!child.visible())
            continue;
        try {
            // transform the point into the child's coordinate system
            child.transform().inverseTransform(point.set(x, y), point);
            point.x += child.originX();
            point.y += child.originY();
            Layer l = child.hitTest(point);
            if (l != null)
                return l;
        } catch (NoninvertibleTransformException nte) {
            // Degenerate transform means no hit
            continue;
        }
    }
    // interactive children have been deactivated or removed
    if (!sawInteractiveChild && !((AbstractLayer) self).hasInteractors())
        self.setInteractive(false);
    return null;
}

Example 7 with Point

use of pythagoras.f.Point in project playn by threerings.

the class MouseImpl method onMouseMove.

protected boolean onMouseMove(MotionEvent.Impl event) {
    if (!enabled)
        return false;
    event.flags().setPreventDefault(false);
    if (listener != null) {
        listener.onMouseMove(event);
    }
    GroupLayer root = PlayN.graphics().rootLayer();
    if (root.interactive()) {
        Point p = new Point(event.x(), event.y());
        root.transform().inverseTransform(p, p);
        p.x += root.originX();
        p.y += root.originY();
        AbstractLayer lastHoverLayer = hoverLayer;
        hoverLayer = (AbstractLayer) root.hitTest(p);
        // handle onMouseDrag if we have an active layer, onMouseMove otherwise
        if (activeLayer != null) {
            dispatcher.dispatch(activeLayer, LayerListener.class, event, DRAG);
        } else if (hoverLayer != null) {
            dispatcher.dispatch(hoverLayer, LayerListener.class, event, MOVE);
        }
        // handle onMouseOut
        if (lastHoverLayer != hoverLayer && lastHoverLayer != null) {
            dispatcher.dispatch(lastHoverLayer, LayerListener.class, event, OUT);
        }
        // handle onMouseOver
        if (hoverLayer != lastHoverLayer && hoverLayer != null) {
            dispatcher.dispatch(hoverLayer, LayerListener.class, event, OVER);
        }
    }
    return event.flags().getPreventDefault();
}

Example 8 with Point

use of pythagoras.f.Point in project playn by threerings.

the class MouseImpl method onMouseDown.

protected boolean onMouseDown(ButtonEvent.Impl event) {
    if (!enabled)
        return false;
    event.flags().setPreventDefault(false);
    if (listener != null) {
        listener.onMouseDown(event);
    }
    GroupLayer root = PlayN.graphics().rootLayer();
    if (root.interactive()) {
        Point p = new Point(event.x(), event.y());
        root.transform().inverseTransform(p, p);
        p.x += root.originX();
        p.y += root.originY();
        activeLayer = (AbstractLayer) root.hitTest(p);
        if (activeLayer != null) {
            dispatcher.dispatch(activeLayer, LayerListener.class, event, DOWN);
        }
    }
    return event.flags().getPreventDefault();
}

Example 9 with Point

use of pythagoras.f.Point in project playn by threerings.

the class PointerImpl method onPointerStart.

protected boolean onPointerStart(Event.Impl event, boolean preventDefault) {
    if (!enabled)
        return preventDefault;
    event.flags().setPreventDefault(preventDefault);
    if (listener != null) {
        listener.onPointerStart(event);
    }
    GroupLayer root = PlayN.graphics().rootLayer();
    if (root.interactive()) {
        Point p = new Point(event.x(), event.y());
        root.transform().inverseTransform(p, p);
        p.x += root.originX();
        p.y += root.originY();
        active.layer = (AbstractLayer) root.hitTest(p);
        if (active.layer != null) {
            event.captureState = active;
            dispatcher.dispatch(Listener.class, event, START, CANCEL);
        }
    }
    return event.flags().getPreventDefault();
}

Example 10 with Point

use of pythagoras.f.Point in project playn by threerings.

the class TouchImpl method onTouchStart.

public void onTouchStart(Event.Impl[] touches) {
    if (!enabled)
        return;
    if (listener != null)
        listener.onTouchStart(touches);
    GroupLayer root = PlayN.graphics().rootLayer();
    if (root.interactive()) {
        for (Event.Impl event : touches) {
            Point p = new Point(event.x(), event.y());
            root.transform().inverseTransform(p, p);
            p.x += root.originX();
            p.y += root.originY();
            AbstractLayer hitLayer = (AbstractLayer) root.hitTest(p);
            if (hitLayer != null) {
                activeLayers.put(event.id(), hitLayer);
                dispatcher.dispatch(hitLayer, LayerListener.class, event, START);
            }
        }
    }
}