Example usage for android.view View ALPHA

Introduction

In this page you can find the example usage for android.view View ALPHA.

Prototype

Property ALPHA

To view the source code for android.view View ALPHA.

Click Source Link

Document

A Property wrapper around the alpha functionality handled by the View#setAlpha(float) and View#getAlpha() methods.

Usage

From source file:org.telegram.ui.SettingsActivity.java

private void showAvatarProgress(boolean show, boolean animated) {
    if (avatarProgressView == null) {
        return;//from  ww w  . j a va 2s  .c  o  m
    }
    if (avatarAnimation != null) {
        avatarAnimation.cancel();
        avatarAnimation = null;
    }
    if (animated) {
        avatarAnimation = new AnimatorSet();
        if (show) {
            avatarProgressView.setVisibility(View.VISIBLE);
            avatarAnimation.playTogether(ObjectAnimator.ofFloat(avatarProgressView, View.ALPHA, 1.0f));
        } else {
            avatarAnimation.playTogether(ObjectAnimator.ofFloat(avatarProgressView, View.ALPHA, 0.0f));
        }
        avatarAnimation.setDuration(180);
        avatarAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                if (avatarAnimation == null || avatarProgressView == null) {
                    return;
                }
                if (!show) {
                    avatarProgressView.setVisibility(View.INVISIBLE);
                }
                avatarAnimation = null;
            }

            @Override
            public void onAnimationCancel(Animator animation) {
                avatarAnimation = null;
            }
        });
        avatarAnimation.start();
    } else {
        if (show) {
            avatarProgressView.setAlpha(1.0f);
            avatarProgressView.setVisibility(View.VISIBLE);
        } else {
            avatarProgressView.setAlpha(0.0f);
            avatarProgressView.setVisibility(View.INVISIBLE);
        }
    }
}

---

From source file:com.waz.zclient.pages.main.participants.ParticipantFragment.java

@Override
public void onShowPickUser(IPickUserController.Destination destination, View anchorView) {
    if (LayoutSpec.isPhone(getActivity())) {
        return;/*from w w w. j ava 2  s  .c o m*/
    }
    if (!getCurrentPickerDestination().equals(destination)) {
        onHidePickUser(getCurrentPickerDestination(), true);
        return;
    }
    FragmentManager fragmentManager = getChildFragmentManager();

    int pickUserAnimation = LayoutSpec.isTablet(getActivity()) ? R.anim.fade_in
            : R.anim.slide_in_from_bottom_pick_user;

    if (!groupConversation && otherUser != null) {
        getControllerFactory().getPickUserController().addUser(otherUser);
    }
    fragmentManager.beginTransaction().setCustomAnimations(pickUserAnimation, R.anim.fade_out)
            .add(R.id.fl__add_to_conversation__pickuser__container,
                    PickUserFragment.newInstance(true, groupConversation), PickUserFragment.TAG)
            .addToBackStack(PickUserFragment.TAG).commit();

    if (LayoutSpec.isPhone(getActivity())) {
        getControllerFactory().getNavigationController().setRightPage(Page.PICK_USER_ADD_TO_CONVERSATION, TAG);
    }

    final ObjectAnimator hideParticipantsAnimator = ObjectAnimator.ofFloat(participantsContainerView,
            View.ALPHA, 1f, 0f);
    hideParticipantsAnimator.setInterpolator(new Quart.EaseOut());
    hideParticipantsAnimator
            .setDuration(getResources().getInteger(R.integer.framework_animation_duration_medium));
    hideParticipantsAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            participantsContainerView.setVisibility(View.GONE);
        }
    });
    hideParticipantsAnimator.start();
}

---

From source file:com.waz.zclient.pages.main.participants.ParticipantFragment.java

@Override
public void onHidePickUser(IPickUserController.Destination destination, boolean closeWithoutSelectingPeople) {
    if (LayoutSpec.isPhone(getActivity())) {
        return;/*  ww  w  . j  av a2  s  .com*/
    }
    if (!destination.equals(getCurrentPickerDestination())) {
        return;
    }
    // Workaround for animation bug with nested child fragments
    // Animating fragment container views and then popping stack at end of animation

    int showParticipantsDelay = getResources().getInteger(R.integer.framework_animation_delay_long);
    int hidePickUserAnimDuration = getResources().getInteger(R.integer.framework_animation_duration_medium);
    TimeInterpolator hidePickUserInterpolator = new Expo.EaseIn();
    ObjectAnimator hidePickUserAnimator;
    // Fade animation in participants dialog on tablet
    if (LayoutSpec.isTablet(getActivity())) {
        hidePickUserAnimator = ObjectAnimator.ofFloat(pickUserContainerView, View.ALPHA, 1f, 0f);
        hidePickUserAnimator.setInterpolator(new Linear.EaseIn());

    } else {
        hidePickUserAnimator = ObjectAnimator.ofFloat(pickUserContainerView, View.TRANSLATION_Y, 0f,
                pickUserContainerView.getMeasuredHeight());
        hidePickUserAnimator.setInterpolator(hidePickUserInterpolator);
        hidePickUserAnimator.setDuration(hidePickUserAnimDuration);
    }
    hidePickUserAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (!isResumed()) {
                return;
            }
            getChildFragmentManager().popBackStackImmediate(PickUserFragment.TAG,
                    FragmentManager.POP_BACK_STACK_INCLUSIVE);

            if (LayoutSpec.isTablet(getActivity())) {
                // Reset for fade animation in participants dialog on tablet
                pickUserContainerView.setAlpha(1f);
            } else {
                pickUserContainerView.setTranslationY(0f);
            }
        }
    });

    participantsContainerView.setAlpha(0);
    participantsContainerView.setVisibility(View.VISIBLE);
    ObjectAnimator showParticipantsAnimator = ObjectAnimator.ofFloat(participantsContainerView, View.ALPHA, 0f,
            1f);
    showParticipantsAnimator.setInterpolator(new Quart.EaseOut());
    showParticipantsAnimator
            .setDuration(getResources().getInteger(R.integer.framework_animation_duration_medium));
    showParticipantsAnimator.setStartDelay(showParticipantsDelay);

    AnimatorSet hideSet = new AnimatorSet();
    hideSet.playTogether(hidePickUserAnimator, showParticipantsAnimator);
    hideSet.start();

    if (LayoutSpec.isPhone(getActivity()) && getControllerFactory().getNavigationController()
            .getPagerPosition() == NavigationController.SECOND_PAGE) {
        // TODO: https://wearezeta.atlassian.net/browse/AN-3081
        if (getControllerFactory().getConversationScreenController().isShowingParticipant()) {
            getControllerFactory().getNavigationController().setRightPage(Page.PARTICIPANT, TAG);
        } else {
            getControllerFactory().getNavigationController().setRightPage(Page.MESSAGE_STREAM, TAG);
        }
    }
}

---

From source file:com.stanleyidesis.quotograph.ui.activity.LWQSettingsActivity.java

Animator generateAnimator(View target, boolean dismiss, long startDelay) {
    float[] fadeIn = new float[] { 0f, 1f };
    float[] fadeOut = new float[] { 1f, 0f };
    final ObjectAnimator propAnimator = ObjectAnimator.ofPropertyValuesHolder(target,
            PropertyValuesHolder.ofFloat(View.ALPHA, dismiss ? fadeOut : fadeIn),
            PropertyValuesHolder.ofFloat(View.TRANSLATION_Y, dismiss ? (target.getHeight() * 2f) : 0f));
    propAnimator.setStartDelay(startDelay);
    propAnimator.setInterpolator(new AccelerateDecelerateInterpolator());
    propAnimator.setDuration(240);//ww w .  ja v a2 s  . c o m
    return propAnimator;
}

---

From source file:com.mishiranu.dashchan.ui.navigator.NavigatorActivity.java

private void showScaleAnimation(boolean post) {
    clearListAnimator();/*ww  w .j  a v  a  2 s  .c  om*/
    if (allowScaleAnimation) {
        if (post) {
            listView.setVisibility(View.INVISIBLE);
            handler.post(showScaleRunnable);
        } else {
            final float fromScale = 0.925f;
            ObjectAnimator alphaAnimator = ObjectAnimator.ofFloat(listView, View.ALPHA, 0f, 1f);
            ObjectAnimator scaleXAnimator = ObjectAnimator.ofFloat(listView, View.SCALE_X, fromScale, 1f);
            ObjectAnimator scaleYAnimator = ObjectAnimator.ofFloat(listView, View.SCALE_Y, fromScale, 1f);
            AnimatorSet animatorSet = new AnimatorSet();
            animatorSet.playTogether(alphaAnimator, scaleXAnimator, scaleYAnimator);
            animatorSet.setDuration(100);
            startListAnimator(animatorSet);
        }
    }
}

---

From source file:com.amaze.filemanager.activities.MainActivity.java

void revealShow(final View view, boolean reveal) {

    if (reveal) {
        ObjectAnimator animator = ObjectAnimator.ofFloat(view, View.ALPHA, 0f, 1f);
        animator.setDuration(300); //ms
        animator.addListener(new AnimatorListenerAdapter() {
            @Override// ww w . j ava  2  s  .c om
            public void onAnimationStart(Animator animation) {
                view.setVisibility(View.VISIBLE);
            }
        });
        animator.start();
    } else {

        ObjectAnimator animator = ObjectAnimator.ofFloat(view, View.ALPHA, 1f, 0f);
        animator.setDuration(300); //ms
        animator.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                view.setVisibility(View.GONE);
            }
        });
        animator.start();

    }

}

---

From source file:org.telegram.ui.PassportActivity.java

private void showEditDoneProgress(final boolean animateDoneItem, final boolean show) {
    if (doneItemAnimation != null) {
        doneItemAnimation.cancel();/*w  w  w  . j ava  2 s  .  co  m*/
    }
    if (animateDoneItem && doneItem != null) {
        doneItemAnimation = new AnimatorSet();
        if (show) {
            progressView.setVisibility(View.VISIBLE);
            doneItem.setEnabled(false);
            doneItemAnimation.playTogether(ObjectAnimator.ofFloat(doneItem.getImageView(), View.SCALE_X, 0.1f),
                    ObjectAnimator.ofFloat(doneItem.getImageView(), View.SCALE_Y, 0.1f),
                    ObjectAnimator.ofFloat(doneItem.getImageView(), View.ALPHA, 0.0f),
                    ObjectAnimator.ofFloat(progressView, View.SCALE_X, 1.0f),
                    ObjectAnimator.ofFloat(progressView, View.SCALE_Y, 1.0f),
                    ObjectAnimator.ofFloat(progressView, View.ALPHA, 1.0f));
        } else {
            doneItem.getImageView().setVisibility(View.VISIBLE);
            doneItem.setEnabled(true);
            doneItemAnimation.playTogether(ObjectAnimator.ofFloat(progressView, View.SCALE_X, 0.1f),
                    ObjectAnimator.ofFloat(progressView, View.SCALE_Y, 0.1f),
                    ObjectAnimator.ofFloat(progressView, View.ALPHA, 0.0f),
                    ObjectAnimator.ofFloat(doneItem.getImageView(), View.SCALE_X, 1.0f),
                    ObjectAnimator.ofFloat(doneItem.getImageView(), View.SCALE_Y, 1.0f),
                    ObjectAnimator.ofFloat(doneItem.getImageView(), View.ALPHA, 1.0f));
        }
        doneItemAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                if (doneItemAnimation != null && doneItemAnimation.equals(animation)) {
                    if (!show) {
                        progressView.setVisibility(View.INVISIBLE);
                    } else {
                        doneItem.getImageView().setVisibility(View.INVISIBLE);
                    }
                }
            }

            @Override
            public void onAnimationCancel(Animator animation) {
                if (doneItemAnimation != null && doneItemAnimation.equals(animation)) {
                    doneItemAnimation = null;
                }
            }
        });
        doneItemAnimation.setDuration(150);
        doneItemAnimation.start();
    } else if (acceptTextView != null) {
        doneItemAnimation = new AnimatorSet();
        if (show) {
            progressViewButton.setVisibility(View.VISIBLE);
            bottomLayout.setEnabled(false);
            doneItemAnimation.playTogether(ObjectAnimator.ofFloat(acceptTextView, View.SCALE_X, 0.1f),
                    ObjectAnimator.ofFloat(acceptTextView, View.SCALE_Y, 0.1f),
                    ObjectAnimator.ofFloat(acceptTextView, View.ALPHA, 0.0f),
                    ObjectAnimator.ofFloat(progressViewButton, View.SCALE_X, 1.0f),
                    ObjectAnimator.ofFloat(progressViewButton, View.SCALE_Y, 1.0f),
                    ObjectAnimator.ofFloat(progressViewButton, View.ALPHA, 1.0f));
        } else {
            acceptTextView.setVisibility(View.VISIBLE);
            bottomLayout.setEnabled(true);
            doneItemAnimation.playTogether(ObjectAnimator.ofFloat(progressViewButton, View.SCALE_X, 0.1f),
                    ObjectAnimator.ofFloat(progressViewButton, View.SCALE_Y, 0.1f),
                    ObjectAnimator.ofFloat(progressViewButton, View.ALPHA, 0.0f),
                    ObjectAnimator.ofFloat(acceptTextView, View.SCALE_X, 1.0f),
                    ObjectAnimator.ofFloat(acceptTextView, View.SCALE_Y, 1.0f),
                    ObjectAnimator.ofFloat(acceptTextView, View.ALPHA, 1.0f));

        }
        doneItemAnimation.addListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationEnd(Animator animation) {
                if (doneItemAnimation != null && doneItemAnimation.equals(animation)) {
                    if (!show) {
                        progressViewButton.setVisibility(View.INVISIBLE);
                    } else {
                        acceptTextView.setVisibility(View.INVISIBLE);
                    }
                }
            }

            @Override
            public void onAnimationCancel(Animator animation) {
                if (doneItemAnimation != null && doneItemAnimation.equals(animation)) {
                    doneItemAnimation = null;
                }
            }
        });
        doneItemAnimation.setDuration(150);
        doneItemAnimation.start();
    }
}

---

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