Java Code Examples for com.facebook.rebound.Spring#addListener()

The following examples show how to use com.facebook.rebound.Spring#addListener() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: SpringFloatingActionMenu.java From SpringFloatingActionMenu with Apache License 2.0

6 votes

private void applyBloomOpenAnimation() {
    final SpringSystem springSystem = SpringSystem.create();

    for (int i = 0; i < mMenuItemCount; i++) {
        // create the springs that control movement
        final Spring springX = springSystem.createSpring();
        final Spring springY = springSystem.createSpring();

        MenuItemView menuItemView = mMenuItemViews.get(i);
        springX.addListener(new MapPerformer(menuItemView, View.X, mFAB.getLeft(), menuItemView.getLeft()));
        springY.addListener(new MapPerformer(menuItemView, View.Y, mFAB.getTop(), menuItemView.getTop()));
        DestroySelfSpringListener destroySelfSpringListener = new DestroySelfSpringListener(this,mContainerView,true);
        springX.addListener(destroySelfSpringListener);
        springY.addListener(destroySelfSpringListener);
        springX.setEndValue(1);
        springY.setEndValue(1);
    }
}

Example 2

Source File: SpringFloatingActionMenu.java From SpringFloatingActionMenu with Apache License 2.0

6 votes

private void applyBloomCloseAnimation() {
    final SpringSystem springSystem = SpringSystem.create();

    for (int i = 0; i < mMenuItemCount; i++) {
        // create the springs that control movement
        final Spring springX = springSystem.createSpring();
        final Spring springY = springSystem.createSpring();

        MenuItemView menuItemView = mMenuItemViews.get(i);
        springX.addListener(new MapPerformer(menuItemView, View.X, menuItemView.getLeft(), mFAB.getLeft()));
        springY.addListener(new MapPerformer(menuItemView, View.Y, menuItemView.getTop(), mFAB.getTop()));
        DestroySelfSpringListener destroySelfSpringListener = new DestroySelfSpringListener(this,mContainerView,false);
        springX.addListener(destroySelfSpringListener);
        springY.addListener(destroySelfSpringListener);
        springX.setEndValue(1);
        springY.setEndValue(1);
    }
}

Example 3

Source File: MenuItemView.java From SpringFloatingActionMenu with Apache License 2.0

6 votes

private void applyPressAnimation() {
    SpringSystem springSystem = SpringSystem.create();
    final Spring spring = springSystem.createSpring();
    spring.addListener(new Performer(mBtn, View.SCALE_X));
    spring.addListener(new Performer(mBtn, View.SCALE_Y));
    mBtn.setOnTouchListener(new ToggleImitator(spring, 1, 1.2){
        @Override
        public void imitate(MotionEvent event) {
            super.imitate(event);
            switch (event.getAction()) {
                case MotionEvent.ACTION_DOWN:
                    break;

                case MotionEvent.ACTION_UP:
                    callOnClick();
                    break;

                default:
            }
        }
    });
    spring.setCurrentValue(1);
}

Example 4

Source File: MenuItemView.java From SpringFloatingActionMenu with Apache License 2.0

5 votes

public void showLabel() {
    SpringSystem springSystem = SpringSystem.create();
    final Spring spring = springSystem.createSpring();
    spring.addListener(new MapPerformer(mLabel, View.SCALE_X, 0, 1));
    spring.addListener(new MapPerformer(mLabel, View.SCALE_Y, 0, 1));
    spring.setCurrentValue(0);
    new Handler().postDelayed(new Runnable() {
        @Override
        public void run() {
            spring.setEndValue(1);
        }
    }, 200);
}

Example 5

Source File: ExplosionFragment.java From Backboard with Apache License 2.0

5 votes

private static void createCircle(Context context, ViewGroup rootView,
                                 SpringSystem springSystem,
                                 SpringConfig coasting,
                                 SpringConfig gravity,
                                 int diameter,
                                 Drawable backgroundDrawable) {

	final Spring xSpring = springSystem.createSpring().setSpringConfig(coasting);
	final Spring ySpring = springSystem.createSpring().setSpringConfig(gravity);

	// create view
	View view = new View(context);

	RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams(diameter, diameter);
	params.addRule(RelativeLayout.CENTER_IN_PARENT);
	view.setLayoutParams(params);
	view.setBackgroundDrawable(backgroundDrawable);

	rootView.addView(view);

	// generate random direction and magnitude
	double magnitude = Math.random() * 1000 + 3000;
	double angle = Math.random() * Math.PI / 2 + Math.PI / 4;

	xSpring.setVelocity(magnitude * Math.cos(angle));
	ySpring.setVelocity(-magnitude * Math.sin(angle));

	int maxX = rootView.getMeasuredWidth() / 2 + diameter;
	xSpring.addListener(new Destroyer(rootView, view, -maxX, maxX));

	int maxY = rootView.getMeasuredHeight() / 2 + diameter;
	ySpring.addListener(new Destroyer(rootView, view, -maxY, maxY));

	xSpring.addListener(new Performer(view, View.TRANSLATION_X));
	ySpring.addListener(new Performer(view, View.TRANSLATION_Y));

	// set a different end value to cause the animation to play
	xSpring.setEndValue(2);
	ySpring.setEndValue(9001);
}

Example 6

Source File: SpringFloatingActionMenu.java From SpringFloatingActionMenu with Apache License 2.0

4 votes

private void applyFollowAnimation() {
    /* Animation code */

    final SpringSystem springSystem = SpringSystem.create();

    // create the springs that control movement
    final Spring springX = springSystem.createSpring();
    final Spring springY = springSystem.createSpring();

    // bind circle movement to events
    new Actor.Builder(springSystem, mFAB)
            .addMotion(springX, Imitator.TRACK_DELTA, Imitator.FOLLOW_EXACT, MotionProperty.X)
            .addMotion(springY, Imitator.TRACK_DELTA, Imitator.FOLLOW_EXACT, MotionProperty.Y)
            .build();

    // add springs to connect between the views
    final Spring[] followsX = new Spring[mMenuItemCount];
    final Spring[] followsY = new Spring[mMenuItemCount];

    for (int i = 0; i < mFollowCircles.size(); i++) {

        // create spring to bind views
        followsX[i] = springSystem.createSpring();
        followsY[i] = springSystem.createSpring();
        followsX[i].addListener(new Performer(mFollowCircles.get(i), View.TRANSLATION_X));
        followsY[i].addListener(new Performer(mFollowCircles.get(i), View.TRANSLATION_Y));

        // imitates another character
        final SpringImitator followX = new SpringImitator(followsX[i]);
        final SpringImitator followY = new SpringImitator(followsY[i]);

        //  imitate the previous character
        if (i == 0) {
            springX.addListener(followX);
            springY.addListener(followY);
        } else {
            followsX[i - 1].addListener(followX);
            followsY[i - 1].addListener(followY);
        }
    }
}

Example 7

Source File: FollowFragment.java From Backboard with Apache License 2.0

4 votes

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
	mRootView = (ViewGroup) inflater.inflate(R.layout.fragment_follow, container, false);

	mCircle = mRootView.findViewById(R.id.circle);

	FrameLayout.LayoutParams leaderParams = (FrameLayout.LayoutParams) mCircle
			.getLayoutParams();

	mFollowers = new View[4];

	float diameter = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, DIAMETER,
			getResources().getDisplayMetrics());

	TypedArray circles = getResources().obtainTypedArray(R.array.circles);

	// create the circle views
	int colorIndex = 1;
	for (int i = 0; i < mFollowers.length; i++) {
		mFollowers[i] = new View(getActivity());

		FrameLayout.LayoutParams params =
				new FrameLayout.LayoutParams((int) diameter, (int) diameter);
		params.gravity = leaderParams.gravity;
		mFollowers[i].setLayoutParams(params);

		mFollowers[i].setBackgroundDrawable(getResources().getDrawable(
				circles.getResourceId(colorIndex, -1)));

		colorIndex++;
		if (colorIndex >= circles.length()) {
			colorIndex = 0;
		}

		mRootView.addView(mFollowers[i]);
	}

	circles.recycle();

	/* Animation code */

	final SpringSystem springSystem = SpringSystem.create();

	// create the springs that control movement
	final Spring springX = springSystem.createSpring();
	final Spring springY = springSystem.createSpring();

	// bind circle movement to events
	new Actor.Builder(springSystem, mCircle).addMotion(springX, MotionProperty.X)
			.addMotion(springY, MotionProperty.Y).build();

	// add springs to connect between the views
	final Spring[] followsX = new Spring[mFollowers.length];
	final Spring[] followsY = new Spring[mFollowers.length];

	for (int i = 0; i < mFollowers.length; i++) {

		// create spring to bind views
		followsX[i] = springSystem.createSpring();
		followsY[i] = springSystem.createSpring();
		followsX[i].addListener(new Performer(mFollowers[i], View.TRANSLATION_X));
		followsY[i].addListener(new Performer(mFollowers[i], View.TRANSLATION_Y));

		// imitates another character
		final SpringImitator followX = new SpringImitator(followsX[i]);
		final SpringImitator followY = new SpringImitator(followsY[i]);

		//  imitate the previous character
		if (i == 0) {
			springX.addListener(followX);
			springY.addListener(followY);
		} else {
			followsX[i - 1].addListener(followX);
			followsY[i - 1].addListener(followY);
		}
	}

	return mRootView;
}

Example 8

Source File: FlowerFragment.java From Backboard with Apache License 2.0

4 votes

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {

	mRootView = (RelativeLayout) inflater.inflate(R.layout.fragment_flower, container, false);

	mCircles = new View[6];
	mCircle = mRootView.findViewById(R.id.circle);

	final float diameter = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, DIAMETER,
			getResources().getDisplayMetrics());

	final TypedArray circles = getResources().obtainTypedArray(R.array.circles);

	// layout params
	final RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams((int) diameter,
			(int) diameter);
	params.addRule(RelativeLayout.CENTER_IN_PARENT);

	// create the circle views
	int colorIndex = 0;
	for (int i = 0; i < mCircles.length; i++) {
		mCircles[i] = new View(getActivity());

		mCircles[i].setLayoutParams(params);

		mCircles[i].setBackgroundDrawable(getResources().getDrawable(
				circles.getResourceId(colorIndex, -1)));

		colorIndex++;
		if (colorIndex >= circles.length()) {
			colorIndex = 0;
		}

		mRootView.addView(mCircles[i], 0);
	}

	circles.recycle();

	/* Animations! */

	final SpringSystem springSystem = SpringSystem.create();

	// create spring
	final Spring spring = springSystem.createSpring();

	// add listeners along arc
	final double arc = 2 * Math.PI / mCircles.length;

	for (int i = 0; i < mCircles.length; i++) {
		View view = mCircles[i];

		// map spring to a line segment from the center to the edge of the ring
		spring.addListener(new MapPerformer(view, View.TRANSLATION_X, 0, 1,
				0, (float) (RING_DIAMETER * Math.cos(i * arc))));

		spring.addListener(new MapPerformer(view, View.TRANSLATION_Y, 0, 1,
				0, (float) (RING_DIAMETER * Math.sin(i * arc))));

		spring.setEndValue(CLOSED);
	}

	final ToggleImitator imitator = new ToggleImitator(spring, CLOSED, OPEN);

	// move circle using finger, snap when near another circle, and bloom when touched
	new Actor.Builder(SpringSystem.create(), mCircle)
			.addMotion(new SnapImitator(MotionProperty.X), View.TRANSLATION_X)
			.addMotion(new SnapImitator(MotionProperty.Y), View.TRANSLATION_Y)
			.onTouchListener(imitator)
			.build();

	return mRootView;
}

Example 9

Source File: BloomFragment.java From Backboard with Apache License 2.0

4 votes

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
	mRootView = (RelativeLayout) inflater.inflate(R.layout.fragment_bloom, container, false);

	mCircles = new View[6];

	float diameter = TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, DIAMETER,
			getResources().getDisplayMetrics());

	final TypedArray circles = getResources().obtainTypedArray(R.array.circles);

	// layout params
	RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams((int) diameter,
			(int) diameter);
	params.addRule(RelativeLayout.CENTER_IN_PARENT);

	// create the circle views
	int colorIndex = 0;
	for (int i = 0; i < mCircles.length; i++) {
		mCircles[i] = new View(getActivity());

		mCircles[i].setLayoutParams(params);

		mCircles[i].setBackgroundDrawable(getResources().getDrawable(circles
				.getResourceId(colorIndex, -1)));

		colorIndex++;
		if (colorIndex >= circles.length()) {
			colorIndex = 0;
		}

		mRootView.addView(mCircles[i]);
	}

	circles.recycle();

	/* Animations! */

	final SpringSystem springSystem = SpringSystem.create();

	// create spring
	final Spring spring = springSystem.createSpring();

	// add listeners along arc
	double arc = 2 * Math.PI / mCircles.length;

	for (int i = 0; i < mCircles.length; i++) {
		View view = mCircles[i];

		// map spring to a line segment from the center to the edge of the ring
		spring.addListener(new MapPerformer(view, View.TRANSLATION_X, 0, 1,
				0, (float) (RING_DIAMETER * Math.cos(i * arc))));

		spring.addListener(new MapPerformer(view, View.TRANSLATION_Y, 0, 1,
				0, (float) (RING_DIAMETER * Math.sin(i * arc))));

		spring.setEndValue(CLOSED);
	}

	mRootView.setOnTouchListener(new ToggleImitator(spring, CLOSED, OPEN));

	return mRootView;
}

Example 10

Source File: ScaleFragment.java From Backboard with Apache License 2.0

4 votes

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
	final View rootView = inflater.inflate(R.layout.fragment_scale, container, false);

	final View rect = rootView.findViewById(R.id.rect);

	final SpringSystem springSystem = SpringSystem.create();

	final Spring spring = springSystem.createSpring();

	spring.addListener(new Performer(rect, View.SCALE_X));
	spring.addListener(new Performer(rect, View.SCALE_Y));

	rootView.setOnTouchListener(new View.OnTouchListener() {
		@Override
		@SuppressLint("ClickableViewAccessibility")
		public boolean onTouch(View v, MotionEvent event) {
			switch (event.getAction()) {
			case MotionEvent.ACTION_DOWN:
				spring.setVelocity(0);

			case MotionEvent.ACTION_MOVE:

				// can't use Imitation here because there is no nice mapping from
				// an event property to a Spring
				float scaleX, scaleY;

				float delta = event.getX() - (rect.getX() + rect.getMeasuredWidth() / 2);
				scaleX = Math.abs(delta) / (rect.getMeasuredWidth() / 2);

				delta = event.getY() - (rect.getY() + rect.getMeasuredHeight() / 2);
				scaleY = Math.abs(delta) / (rect.getMeasuredHeight() / 2);

				float scale = Math.max(scaleX, scaleY);

				spring.setEndValue(scale);

				break;
			case MotionEvent.ACTION_UP:
				spring.setEndValue(1f);

				break;
			}

			return true;
		}
	});

	return rootView;
}

Example 11

Source File: InertialImitator.java From Backboard with Apache License 2.0

3 votes

/**
 * Sets the {@link com.facebook.rebound.Spring} that this imitator should use. This class
 * attaches itself as a {@link com.facebook.rebound.SpringListener} and stores the
 * {@link com.facebook.rebound.SpringConfig} to use when the user is dragging.
 *
 * @param spring
 * 		the spring to use
 */
@Override
public void setSpring(@NonNull final Spring spring) {
	super.setSpring(spring);
	spring.addListener(this);

	mOriginalConfig = spring.getSpringConfig();
}