Example usage for android.view View performHapticFeedback

Introduction

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

Prototype

public boolean performHapticFeedback(int feedbackConstant, int flags) 

Source Link

Document

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Usage

From source file:com.andrewsummers.otashu.DepthPageTransformer.java

/**
 * transformPage used to apply a custom transformation (animation) to page view scrolling.
 * /* ww  w  . j av a2 s. co m*/
 * @param view Incoming view.
 * @param position Current position of page relative to current "front and center" page. As per
 *            the official ViewPager documentation, possible values are: -1 is one page position
 *            to the left 0 is front and center. 1 is one page position to the right
 */
public void transformPage(View view, float position) {
    int pageWidth = view.getWidth();

    // if application touch feedback setting is set, enable touch feedback
    if (pref_touch_feedback_enabled) {
        view.setHapticFeedbackEnabled(true);
        view.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY,
                HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
    }

    // current page setting: [-Infinity, -1)
    if (position < -1) {
        // this page is way off-screen to the left
        view.setAlpha(0);
    }
    // current page setting: [-1, 0]
    else if (position <= 0) {
        // use the default slide transition when moving to the left page
        view.setAlpha(1);
        // view.setHapticFeedbackEnabled(hapticFeedbackEnabled);
        view.setTranslationY(pageWidth * position);
        view.setScaleX(1);
        view.setScaleY(1);
    }
    // current page setting: (0, 1)
    else if (position <= 1) {
        // fade page out
        view.setAlpha(1 - position);

        // counteract the default slide transition
        view.setTranslationY(pageWidth * -position);

        // scale the page down (between MIN_SCALE and 1)
        float scaleFactor = MIN_SCALE + (1 - MIN_SCALE) * (1 - Math.abs(position));
        view.setScaleX(scaleFactor);
        view.setScaleY(scaleFactor);
    }
    // current page setting: (1, +Infinity]
    else {
        // this page is way off-screen to the right
        view.setAlpha(0);
    }
}

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From source file:org.docrj.smartcard.reader.AppSelectActivity.java

private void prepareViewForMode() {
    mIntro.setText(mManual ? R.string.intro_app_select_manual : R.string.intro_app_select);
    if (mManual) {
        mSelectButton.setOnClickListener(new View.OnClickListener() {
            @Override/*  www . j  a va  2  s .c  om*/
            public void onClick(View v) {
                if (mSelectHaptic) {
                    v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY,
                            HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
                }
                clearMessages(false);
                // short delay to show cleared messages
                mHandler.postDelayed(new Runnable() {
                    public void run() {
                        onError(getString(R.string.manual_disconnected));
                    }
                }, 50L);
            }
        });
        if (mSelectBar.getVisibility() == View.INVISIBLE) {
            // slide select bar up and shake the button!
            mSelectBar.setVisibility(View.VISIBLE);
            Animation slideUp = AnimationUtils.loadAnimation(this, R.anim.slide_up);
            mSelectBar.startAnimation(slideUp);
            Animation shake = AnimationUtils.loadAnimation(this, R.anim.shake);
            mSelectButton.startAnimation(shake);
        }
    } else {
        if (mSelectBar.getVisibility() == View.VISIBLE) {
            Animation slideDown = AnimationUtils.loadAnimation(this, R.anim.slide_down);
            mSelectBar.startAnimation(slideDown);
            mSelectBar.setVisibility(View.INVISIBLE);
        }
    }
}

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From source file:org.docrj.smartcard.reader.AppSelectActivity.java

@Override
public void setUserSelectListener(final ReaderXcvr.UiListener callback) {
    mSelectButton.setOnClickListener(new View.OnClickListener() {
        @Override/*from   w ww . j  a  v  a2s.  c  om*/
        public void onClick(View v) {
            // haptic feedback
            if (mSelectHaptic) {
                v.performHapticFeedback(HapticFeedbackConstants.VIRTUAL_KEY,
                        HapticFeedbackConstants.FLAG_IGNORE_GLOBAL_SETTING);
            }
            // update console and do select transaction
            if (mAutoClear) {
                clearMessages(false);
                // short delay to show cleared messages
                mHandler.postDelayed(new Runnable() {
                    public void run() {
                        callback.onUserSelect(mApps.get(mSelectedAppPos).getAid());
                    }
                }, 50L);
            } else {
                clearImage();
                addMessageSeparator();
                callback.onUserSelect(mApps.get(mSelectedAppPos).getAid());
            }
        }
    });
}

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