/**
* Called each {@link #transformPage(View, float)} before {{@link #onTransform(View, float)} is
* called.
*
* @param view
* @param position
*/
protected void onPreTransform(View view, float position) {
final float width = view.getWidth();
if (mCustomAnimationInterface != null) {
if (h.containsKey(view) == false || h.get(view).size() == 1) {
if (position > -1 && position < 1) {
if (h.get(view) == null) {
h.put(view, new ArrayList<Float>());
}
h.get(view).add(position);
if (h.get(view).size() == 2) {
float zero = h.get(view).get(0);
float cha = h.get(view).get(1) - h.get(view).get(0);
if (zero > 0) {
if (cha > -1 && cha < 0) {
// in
mCustomAnimationInterface.onPrepareNextItemShowInScreen(view);
} else {
// out
mCustomAnimationInterface.onPrepareCurrentItemLeaveScreen(view);
}
} else {
if (cha > -1 && cha < 0) {
// out
mCustomAnimationInterface.onPrepareCurrentItemLeaveScreen(view);
} else {
// in
mCustomAnimationInterface.onPrepareNextItemShowInScreen(view);
}
}
}
}
}
}
}
/**
* Called each {@link #transformPage(View, float)} call after {@link #onTransform(View, float)} is
* finished.
*
* @param view
* @param position
*/
protected void onPostTransform(View view, float position) {
if (mCustomAnimationInterface != null) {
if (position == -1 || position == 1) {
mCustomAnimationInterface.onCurrentItemDisappear(view);
isApp = true;
} else if (position == 0) {
mCustomAnimationInterface.onNextItemAppear(view);
isDis = true;
}
if (isApp && isDis) {
h.clear();
isApp = false;
isDis = false;
}
}
}
