/** remove all the sliders. Notice: It's a not perfect method, a very small bug still exists. */
public void removeAllSliders() {
if (getRealAdapter() != null) {
int count = getRealAdapter().getCount();
getRealAdapter().removeAllSliders();
// a small bug, but fixed by this trick.
// bug: when remove adapter's all the sliders.some caching slider still alive.
mViewPager.setCurrentItem(mViewPager.getCurrentItem() + count, false);
}
}
/**
* set the current slider
*
* @param position the insert position
* @param smooth if that is smooth or not
*/
public void setCurrentPosition(int position, boolean smooth) {
if (getRealAdapter() == null)
throw new IllegalStateException("You did not set a slider adapter");
if (position >= getRealAdapter().getCount()) {
throw new IllegalStateException("Item position is not exist");
}
int p = mViewPager.getCurrentItem() % getRealAdapter().getCount();
int n = (position - p) + mViewPager.getCurrentItem();
mViewPager.setCurrentItem(n, smooth);
}
/**
* move to the next slide
*
* @param smooth bool
*/
public void moveNextPosition(boolean smooth) {
if (getRealAdapter() == null)
throw new IllegalStateException("You did not set a slider adapter");
mViewPager.setCurrentItem(mViewPager.getCurrentItem() + 1, smooth);
if (mIsShuffle) {
setPagerTransformer(true, getShuffleTransformer());
}
}
private SliderAdapter getRealAdapter() {
PagerAdapter adapter = mViewPager.getAdapter();
if (adapter != null) {
return ((InfinitePagerAdapter) adapter).getRealAdapter();
}
return null;
}
private InfinitePagerAdapter getWrapperAdapter() {
PagerAdapter adapter = mViewPager.getAdapter();
if (adapter != null) {
return (InfinitePagerAdapter) adapter;
} else {
return null;
}
}
/**
* get current slider.
*
* @return the sliderview
*/
public BaseSliderView getCurrentSlider() {
if (getRealAdapter() == null)
throw new IllegalStateException("You did not set a slider adapter");
int count = getRealAdapter().getCount();
int realCount = mViewPager.getCurrentItem() % count;
return getRealAdapter().getSliderView(realCount);
}
/**
* set the duration between two slider changes.
*
* @param period by how many mil second to slide to the next one
* @param interpolator with what interpolator
*/
public void setSliderTransformDuration(int period, Interpolator interpolator) {
try {
final Field mScroller = ViewPagerEx.class.getDeclaredField("mScroller");
mScroller.setAccessible(true);
final FixedSpeedScroller scroller =
new FixedSpeedScroller(mViewPager.getContext(), interpolator, period);
mScroller.set(mViewPager, scroller);
} catch (Exception e) {
}
}
private void pagerSetup() {
PagerAdapter wrappedAdapter = new InfinitePagerAdapter(mSliderAdapter);
if (pagerType == 0) {
mViewPager = (InfiniteViewPager) findViewById(R.id.daimajia_slider_viewpager);
if (mPagerMargin > -1) {
mViewPager.setMargin(mPagerMargin);
}
mViewPager.setAdapter(wrappedAdapter);
mViewPager.setOnTouchListener(
new OnTouchListener() {
@Override
public boolean onTouch(View v, MotionEvent event) {
int action = event.getAction();
switch (action) {
case MotionEvent.ACTION_UP:
recoverCycle();
break;
}
return false;
}
});
} else if (pagerType == 1) {
}
}
/**
* get the current item position
*
* @return the int position
*/
public int getCurrentPosition() {
if (getRealAdapter() == null)
throw new IllegalStateException("You did not set a slider adapter");
return mViewPager.getCurrentItem() % getRealAdapter().getCount();
}
/**
* set ViewPager transformer.
*
* @param reverseDrawingOrder the boolean for order
* @param transformer BaseTransformer
*/
public void setPagerTransformer(boolean reverseDrawingOrder, BaseTransformer transformer) {
mViewPagerTransformer = transformer;
mViewPagerTransformer.setCustomAnimationInterface(mCustomAnimation);
mViewPager.setPageTransformer(reverseDrawingOrder, mViewPagerTransformer);
}
public void addOnPageChangeListener(ViewPagerEx.OnPageChangeListener onPageChangeListener) {
if (onPageChangeListener != null) {
mViewPager.addOnPageChangeListener(onPageChangeListener);
}
}
@Override
public void handleMessage(Message msg) {
super.handleMessage(msg);
mViewPager.nextItem();
}
public void slideToPreviousItem() {
mViewPager.beforeItem();
}
public void slideToNextItem() {
mViewPager.nextItem();
}
/**
* move to prev slide.
*
* @param smooth bool
*/
public void movePrevPosition(boolean smooth) {
if (getRealAdapter() == null)
throw new IllegalStateException("You did not set a slider adapter");
mViewPager.setCurrentItem(mViewPager.getCurrentItem() - 1, smooth);
}
/**
* {@link ViewPagerEx#setOffscreenPageLimit(int)} open ViewPager API.
*
* @param limit How many pages will be kept offscreen in an idle state.
*/
public void setOffscreenPageLimit(int limit) {
mViewPager.setOffscreenPageLimit(limit);
}
/** clear self means unregister the dataset observer and cancel all Timer */
public void destroySelf() {
mSliderAdapter.unregisterDataSetObserver(sliderDataObserver);
stopAutoCycle();
mViewPager.removeAllViews();
}
public void removeOnPageChangeListener(ViewPagerEx.OnPageChangeListener onPageChangeListener) {
mViewPager.removeOnPageChangeListener(onPageChangeListener);
}
