Example usage for android.widget Scroller Scroller

Introduction

In this page you can find the example usage for android.widget Scroller Scroller.

Prototype

public Scroller(Context context, Interpolator interpolator) 

Source Link

Document

Create a Scroller with the specified interpolator.

Usage

From source file:com.slidinglayer.SlidingPanel.java

private void init() {
    setWillNotDraw(false);//from   w  w w . j a  v a 2  s . c o m
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sMenuInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = configuration.getScaledMinimumFlingVelocity();
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();

    final float density = context.getResources().getDisplayMetrics().density;
    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    setOffsetWidth((int) (DEFAULT_OFFSET * density + 0.5f));
}

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From source file:com.aretha.slidemenu.SlideMenu.java

public SlideMenu(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);
    // we want to draw drop shadow of content
    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
    mVelocityTracker = VelocityTracker.obtain();
    mScroller = new Scroller(context, mInterpolator);
    mContentHitRect = new Rect();
    STATUS_BAR_HEIGHT = (int) getStatusBarHeight(context);
    setWillNotDraw(false);//from w w  w. ja  v a 2s.  c  o m

    TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SlideMenu, defStyle, 0);

    // Set the shadow attributes
    setPrimaryShadowWidth(a.getDimension(R.styleable.SlideMenu_primaryShadowWidth, 30));
    setSecondaryShadowWidth(a.getDimension(R.styleable.SlideMenu_secondaryShadowWidth, 30));

    Drawable primaryShadowDrawable = a.getDrawable(R.styleable.SlideMenu_primaryShadowDrawable);
    if (null == primaryShadowDrawable) {
        primaryShadowDrawable = new GradientDrawable(Orientation.LEFT_RIGHT,
                new int[] { Color.TRANSPARENT, Color.argb(99, 0, 0, 0) });
    }
    setPrimaryShadowDrawable(primaryShadowDrawable);

    Drawable secondaryShadowDrawable = a.getDrawable(R.styleable.SlideMenu_primaryShadowDrawable);
    if (null == secondaryShadowDrawable) {
        secondaryShadowDrawable = new GradientDrawable(Orientation.LEFT_RIGHT,
                new int[] { Color.argb(99, 0, 0, 0), Color.TRANSPARENT });
    }
    setSecondaryShadowDrawable(secondaryShadowDrawable);

    mSlideDirectionFlag = a.getInt(R.styleable.SlideMenu_slideDirection,
            FLAG_DIRECTION_LEFT | FLAG_DIRECTION_RIGHT);
    setFocusable(true);
    setFocusableInTouchMode(true);
    a.recycle();
}

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From source file:com.coco.slidinguppanel.SlidingUpPanel.java

private void initSlidingUpPanel() {
    setWillNotDraw(false);//from  w ww  .ja  v  a 2s  .c o m
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);

    final Context context = getContext();
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    final float density = context.getResources().getDisplayMetrics().density;

    mScroller = new Scroller(context, new BounceInterpolator());
    mMinimumVelocity = (int) (MIN_FLING_VELOCITY * density);
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
}

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From source file:com.dongdong.wheel.WheelView.java

/**
 * Set the the specified scrolling interpolator
 *
 * @param interpolator the interpolator/* w  ww.  jav a 2  s .c  o m*/
 */
public void setInterpolator(Interpolator interpolator) {
    mScroller.forceFinished(true);
    mScroller = new Scroller(getContext(), interpolator);
}

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From source file:com.aviary.android.feather.sdk.widget.AviaryWorkspace.java

private void initWorkspace(Context context, AttributeSet attrs, int defStyle) {

    Theme theme = context.getTheme();/*from  www .  j  a  v a2 s.c  o m*/

    TypedArray a = theme.obtainStyledAttributes(attrs, R.styleable.AviaryWorkspace, defStyle, 0);
    mDefaultScreen = a.getInt(R.styleable.AviaryWorkspace_aviary_defaultScreen, 0);
    int overscrollMode = a.getInt(R.styleable.AviaryWorkspace_aviary_overscroll, 0);
    a.recycle();

    setHapticFeedbackEnabled(false);

    mScrollInterpolator = new DecelerateInterpolator(1.0f);
    mScroller = new Scroller(context, mScrollInterpolator);
    mPreviousScreen = INVALID_SCREEN;

    final ViewConfiguration configuration = ViewConfiguration.get(getContext());
    mTouchSlop = configuration.getScaledTouchSlop();
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();

    mPaddingTop = getPaddingTop();
    mPaddingBottom = getPaddingBottom();
    mPaddingLeft = getPaddingLeft();
    mPaddingRight = getPaddingRight();

    setOverScroll(overscrollMode);
}

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From source file:gaobq.android.easyslidingmenu.CustomViewAbove.java

void initCustomViewAbove() {
    setWillNotDraw(false);/*ww w . j a v a  2  s  . c o m*/
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = configuration.getScaledMinimumFlingVelocity();
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();
    setInternalPageChangeListener(new SimpleOnPageChangeListener() {
        public void onPageSelected(int position) {
            if (mViewBehind != null) {
                switch (position) {
                case 0:
                case 2:
                    mViewBehind.setChildrenEnabled(true);
                    break;
                case 1:
                    mViewBehind.setChildrenEnabled(false);
                    break;
                }
            }
        }
    });

    final float density = context.getResources().getDisplayMetrics().density;
    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);
}

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From source file:com.abslyon.abetterselection.CoverFlow.CoverFlowView.java

private void init() {
    setWillNotDraw(false);/*  w  ww.jav a  2 s. com*/
    setClickable(true);

    mChildTransfromer = new Matrix();
    mReflectionTransfromer = new Matrix();

    mTouchRect = new RectF();

    mImageRecorder = new SparseArray<int[]>();

    mDrawChildPaint = new Paint();
    mDrawChildPaint.setAntiAlias(true);
    mDrawChildPaint.setFlags(Paint.ANTI_ALIAS_FLAG);

    mCoverFlowPadding = new Rect();

    mDrawFilter = new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);

    mScroller = new Scroller(getContext(), new AccelerateDecelerateInterpolator());

    mRemoveReflectionPendingArray = new ArrayList<Integer>();
}

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From source file:com.dolphinwang.imagecoverflow.CoverFlowView.java

private void init() {
    setWillNotDraw(false);/*from  ww w  .j a  va 2s .  c om*/
    setClickable(true);

    mChildTransfromer = new Matrix();
    mReflectionTransfromer = new Matrix();

    mTouchRect = new RectF();

    mTouchRect2 = new ArrayList<RectF>();
    for (int i = 0; i < 5; i++) {
        RectF a = new RectF();
        mTouchRect2.add(a);
    }

    mImageRecorder = new SparseArray<int[]>();

    mDrawChildPaint = new Paint();
    mDrawChildPaint.setAntiAlias(true);
    mDrawChildPaint.setFlags(Paint.ANTI_ALIAS_FLAG);

    mCoverFlowPadding = new Rect();

    mDrawFilter = new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);

    mScroller = new Scroller(getContext(), new AccelerateDecelerateInterpolator());

    mRemoveReflectionPendingArray = new ArrayList<Integer>();
}

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From source file:tw.medfirst.com.project.baseview.CoverFlowView.java

private void init() {
    setWillNotDraw(false);//from   w w  w .  jav  a  2s  .c  om
    setClickable(true);

    mChildTransfromer = new Matrix();
    mReflectionTransfromer = new Matrix();

    mTouchRect = new RectF();
    mTouchRect2 = new ArrayList<RectF>();
    for (int i = 0; i < VISIBLE_VIEWS * 2 + 1; i++) {
        RectF r = new RectF();
        mTouchRect2.add(r);
    }

    mImageRecorder = new SparseArray<int[]>();

    mDrawChildPaint = new Paint();
    mDrawChildPaint.setAntiAlias(true);
    mDrawChildPaint.setFlags(Paint.ANTI_ALIAS_FLAG);

    mCoverFlowPadding = new Rect();

    mDrawFilter = new PaintFlagsDrawFilter(0, Paint.ANTI_ALIAS_FLAG | Paint.FILTER_BITMAP_FLAG);

    mScroller = new Scroller(getContext(), new AccelerateDecelerateInterpolator());

    mRemoveReflectionPendingArray = new ArrayList<Integer>();
}

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From source file:com.danilov.supermanga.core.view.SlidingLayer.java

private void init() {
    setWillNotDraw(false);// w w  w.j a v a 2s. c o m
    setDescendantFocusability(FOCUS_AFTER_DESCENDANTS);
    setFocusable(true);
    final Context context = getContext();
    mScroller = new Scroller(context, sMenuInterpolator);
    final ViewConfiguration configuration = ViewConfiguration.get(context);
    mTouchSlop = ViewConfigurationCompat.getScaledPagingTouchSlop(configuration);
    mMinimumVelocity = configuration.getScaledMinimumFlingVelocity();
    mMaximumVelocity = configuration.getScaledMaximumFlingVelocity();

    final float density = context.getResources().getDisplayMetrics().density;
    mFlingDistance = (int) (MIN_DISTANCE_FOR_FLING * density);

    mRandom = new Random();
}

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