Example usage for android.support.v4.view ViewCompat getOverScrollMode

Introduction

In this page you can find the example usage for android.support.v4.view ViewCompat getOverScrollMode.

Prototype

public static int getOverScrollMode(View v) 

Source Link

Document

Returns the over-scroll mode for this view.

Usage

From source file:au.com.glassechidna.velocityviewpager.VelocityViewPager.java

private boolean performDrag(float x) {
    boolean needsInvalidate = false;

    final float deltaX = mLastMotionX - x;
    mLastMotionX = x;//from w w w. ja v a  2 s .  c  om

    float oldScrollX = getScrollX();
    float scrollX = oldScrollX + deltaX;
    final int width = getClientWidth();

    float leftBound = width * mFirstOffset;
    float rightBound = width * mLastOffset;
    boolean leftAbsolute = true;
    boolean rightAbsolute = true;

    final ItemInfo firstItem = mItems.get(0);
    final ItemInfo lastItem = mItems.get(mItems.size() - 1);
    if (firstItem.position != 0) {
        leftAbsolute = false;
        leftBound = firstItem.offset * width;
    }
    if (lastItem.position != mAdapter.getCount() - 1) {
        rightAbsolute = false;
        rightBound = lastItem.offset * width;
    }

    if (scrollX < leftBound) {
        if (ViewCompat.getOverScrollMode(this) != OVER_SCROLL_NEVER && leftAbsolute) {
            float over = leftBound - scrollX;
            needsInvalidate = mLeftEdge.onPull(Math.abs(over) / width);
        }
        scrollX = leftBound;
    } else if (scrollX > rightBound) {
        if (ViewCompat.getOverScrollMode(this) != OVER_SCROLL_NEVER && rightAbsolute) {
            float over = scrollX - rightBound;
            needsInvalidate = mRightEdge.onPull(Math.abs(over) / width);
        }
        scrollX = rightBound;
    }

    // Don't lose the rounded component
    mLastMotionX += scrollX - (int) scrollX;
    scrollTo((int) scrollX, getScrollY());
    pageScrolled((int) scrollX);

    final ItemInfo ii = infoForCurrentScrollPosition();
    populate(ii.position);

    return needsInvalidate;
}

---

From source file:eu.kanade.tachiyomi.ui.reader.viewer.pager.vertical.VerticalViewPagerImpl.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mTopEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight();
            final int width = getWidth() - getPaddingLeft() - getPaddingRight();

            canvas.translate(getPaddingLeft(), mFirstOffset * height);
            mTopEdge.setSize(width, height);
            needsInvalidate |= mTopEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }/*from w  w w. j  ava2 s. co  m*/
        if (!mBottomEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight();
            final int width = getWidth() - getPaddingLeft() - getPaddingRight();

            canvas.rotate(180);
            canvas.translate(-width - getPaddingLeft(), -(mLastOffset + 1) * height);
            mBottomEdge.setSize(width, height);
            needsInvalidate |= mBottomEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mTopEdge.finish();
        mBottomEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:com.my.infiniteviewpager.view.InfiniteViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null)) {
        if (!mLeftEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();
            final int width = getWidth();

            canvas.rotate(270);/*from w  w w .  j a  v  a 2  s. co  m*/
            canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
            mLeftEdge.setSize(height, width);
            needsInvalidate |= mLeftEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mRightEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = getWidth();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();

            canvas.rotate(90);
            canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
            mRightEdge.setSize(height, width);
            needsInvalidate |= mRightEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:com.isapp.android.circularviewpager.CircularViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;
    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if ((mAdapter != null && mAdapter.getCount() == 1) || overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mLeftEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();
            final int width = getWidth();
            canvas.rotate(270);/*from ww w.  j  a  va  2 s  .  c  om*/
            canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
            mLeftEdge.setSize(height, width);
            needsInvalidate |= mLeftEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mRightEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = getWidth();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();
            canvas.rotate(90);
            canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
            mRightEdge.setSize(height, width);
            needsInvalidate |= mRightEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }
    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:au.com.glassechidna.velocityviewpager.VelocityViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mLeftEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();
            final int width = getWidth();

            canvas.rotate(270);//  w w w  .  j  ava  2 s .  com
            canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
            mLeftEdge.setSize(height, width);
            needsInvalidate |= mLeftEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mRightEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = getWidth();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();

            canvas.rotate(90);
            canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
            mRightEdge.setSize(height, width);
            needsInvalidate |= mRightEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:com.telerik.examples.primitives.ExampleViewPagerBase.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mLeftEdge.isFinished()) {
            if (this.orientation == LinearLayout.HORIZONTAL) {
                final int restoreCount = canvas.save();
                final int height = getHeight() - getPaddingTop() - getPaddingBottom();
                final int width = getWidth();

                canvas.rotate(270);//from  w w  w .java 2s  . co  m
                canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
                mLeftEdge.setSize(height, width);
                needsInvalidate |= mLeftEdge.draw(canvas);
                canvas.restoreToCount(restoreCount);
            } else {
                final int restoreCount = canvas.save();
                final int height = getHeight();
                final int width = getWidth() - getPaddingLeft() - getPaddingRight();
                canvas.translate(getPaddingLeft(), mFirstOffset * height);
                mLeftEdge.setSize(width, height);
                needsInvalidate |= mLeftEdge.draw(canvas);
                canvas.restoreToCount(restoreCount);
            }
        }
        if (!mRightEdge.isFinished()) {
            if (this.orientation == LinearLayout.HORIZONTAL) {
                final int restoreCount = canvas.save();
                final int width = getWidth();
                final int height = getHeight() - getPaddingTop() - getPaddingBottom();

                canvas.rotate(90);
                canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
                mRightEdge.setSize(height, width);
                needsInvalidate |= mRightEdge.draw(canvas);
                canvas.restoreToCount(restoreCount);
            } else {
                final int restoreCount = canvas.save();
                final int width = getWidth() - getPaddingLeft() - getPaddingRight();
                final int height = getHeight();

                canvas.rotate(180);
                canvas.translate(-getPaddingLeft() - width, -height);
                mRightEdge.setSize(width, height);
                needsInvalidate |= mRightEdge.draw(canvas);
                canvas.restoreToCount(restoreCount);
            }
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:com.ifnoif.androidtestdemo.customview.VViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mLeftEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight();
            final int width = getWidth() - getPaddingLeft() - getPaddingRight();

            canvas.rotate(270);/*from w w  w  .  j a  v  a  2 s.c  om*/
            canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
            mLeftEdge.setSize(height, width);
            needsInvalidate |= mLeftEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mRightEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = getWidth();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();

            canvas.rotate(180);
            canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
            mRightEdge.setSize(height, width);
            needsInvalidate |= mRightEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:com.tjych.swip.vertical.DirectionalViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mStartEdge.isFinished()) {
            final int restoreCount = canvas.save();

            if (mOrientation == HORIZONTAL) {
                final int height = getHeight() - getPaddingTop() - getPaddingBottom();
                final int width = getWidth();
                canvas.rotate(270);//from   ww w. j a  v  a  2s.  c  om
                canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
                mStartEdge.setSize(height, width);
            } else {
                final int height = getHeight();
                final int width = getWidth() - getPaddingLeft() - getPaddingRight();
                canvas.translate(getPaddingLeft(), mFirstOffset * height);
                mStartEdge.setSize(width, height);
            }

            needsInvalidate |= mStartEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mEndEdge.isFinished()) {
            final int restoreCount = canvas.save();

            if (mOrientation == HORIZONTAL) {
                final int width = getWidth();
                final int height = getHeight() - getPaddingTop() - getPaddingBottom();

                canvas.rotate(90);
                canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
                mEndEdge.setSize(height, width);
            } else {
                final int width = getWidth() - getPaddingLeft() - getPaddingRight();
                final int height = getHeight();

                if (mEndEdgeMatrix == null) {
                    mEndEdgeMatrix = new Matrix();
                    mEndEdgeMatrix.setScale(1f, -1f);
                    mEndEdgeMatrix.postTranslate(0f, (mLastOffset + 1) * height);
                }

                canvas.concat(mEndEdgeMatrix);
                mEndEdge.setSize(width, height);
            }

            needsInvalidate |= mEndEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mStartEdge.finish();
        mEndEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:com.av.remusic.widget.RoundViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;
    boolean isScroll = false;
    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mLeftEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();
            final int width = getWidth();

            canvas.rotate(270);/*from  ww  w  . j  a  v  a  2s. c  o m*/
            canvas.translate(-height + getPaddingTop(), mFirstOffset * width);
            mLeftEdge.setSize(height, width);
            needsInvalidate |= mLeftEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mRightEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = getWidth();
            final int height = getHeight() - getPaddingTop() - getPaddingBottom();

            canvas.rotate(90);
            canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * width);
            mRightEdge.setSize(height, width);
            needsInvalidate |= mRightEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

From source file:cn.androidy.materialdesignsample.ryanharterviewpager.ViewPager.java

@Override
public void draw(Canvas canvas) {
    super.draw(canvas);
    boolean needsInvalidate = false;

    final int overScrollMode = ViewCompat.getOverScrollMode(this);
    if (overScrollMode == ViewCompat.OVER_SCROLL_ALWAYS
            || (overScrollMode == ViewCompat.OVER_SCROLL_IF_CONTENT_SCROLLS && mAdapter != null
                    && mAdapter.getCount() > 1)) {
        if (!mLeftEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = isOrientationHorizontal() ? getHeight() - getPaddingTop() - getPaddingBottom()
                    : getWidth() - getPaddingLeft() - getPaddingRight();
            final int height = isOrientationHorizontal() ? getWidth() - getPaddingLeft() - getPaddingRight()
                    : getHeight() - getPaddingTop() - getPaddingBottom();

            if (isOrientationHorizontal()) {
                canvas.rotate(270);//from   ww w  .j  a va  2 s . c o m
                canvas.translate(-width + getPaddingTop(), mFirstOffset * height);
            }
            mLeftEdge.setSize(width, height);
            needsInvalidate |= mLeftEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
        if (!mRightEdge.isFinished()) {
            final int restoreCount = canvas.save();
            final int width = isOrientationHorizontal() ? getHeight() - getPaddingTop() - getPaddingBottom()
                    : getWidth() - getPaddingLeft() - getPaddingRight();
            final int height = isOrientationHorizontal() ? getWidth() - getPaddingLeft() - getPaddingRight()
                    : getHeight() - getPaddingTop() - getPaddingBottom();

            if (isOrientationHorizontal()) {
                canvas.rotate(90);
                canvas.translate(-getPaddingTop(), -(mLastOffset + 1) * height);
            } else {
                canvas.rotate(180);
                canvas.translate(-width, -(mLastOffset + 1) * height);
            }
            mRightEdge.setSize(width, height);
            needsInvalidate |= mRightEdge.draw(canvas);
            canvas.restoreToCount(restoreCount);
        }
    } else {
        mLeftEdge.finish();
        mRightEdge.finish();
    }

    if (needsInvalidate) {
        // Keep animating
        ViewCompat.postInvalidateOnAnimation(this);
    }
}

---

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