@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
if (mDivider == null) {
return;
}
int position = parent.getChildAdapterPosition(view);
if (position == RecyclerView.NO_POSITION || (position == 0 && !mShowFirstDivider)) {
return;
}
if (mOrientation == -1) getOrientation(parent);
if (mOrientation == LinearLayoutManager.VERTICAL) {
outRect.top = mDivider.getIntrinsicHeight();
if (mShowLastDivider && position == (state.getItemCount() - 1)) {
outRect.bottom = outRect.top;
}
} else {
outRect.left = mDivider.getIntrinsicWidth();
if (mShowLastDivider && position == (state.getItemCount() - 1)) {
outRect.right = outRect.left;
}
}
}
@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
if (size <= 0) {
return;
}
if (showFirstDivider && parent.getChildLayoutPosition(view) < 1
|| parent.getChildLayoutPosition(view) >= 1) {
if (getOrientation(parent) == LinearLayoutManager.VERTICAL) {
outRect.top = size;
} else {
outRect.left = size;
}
}
if (showLastDivider && parent.getChildAdapterPosition(view) == getTotalItemCount(parent) - 1) {
if (getOrientation(parent) == LinearLayoutManager.VERTICAL) {
outRect.bottom = size;
} else {
outRect.right = size;
}
}
}
@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
outRect.set(0, 0, 0, mDivider.getIntrinsicHeight());
}
@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
outRect.bottom = space * 2;
}
@Override
public void getItemOffsets(Rect outRect, View view, RecyclerView rv, RecyclerView.State state) {
super.getItemOffsets(outRect, view, rv, state);
debugLog("getItemOffsets");
debugLog("View top = " + view.getTop());
if (selectedDragItemPos != -1) {
int itemPos = rv.getChildPosition(view);
debugLog("itemPos =" + itemPos);
if (!canDragOver(itemPos)) {
return;
}
// Movement of finger
float totalMovement = fingerY - fingerAnchorY;
if (itemPos == selectedDragItemPos) {
view.setVisibility(View.INVISIBLE);
} else {
// Make view visible incase invisible
view.setVisibility(View.VISIBLE);
// Find middle of the floatingItem
float floatMiddleY = floatingItemBounds.top + floatingItemBounds.height() / 2;
// Moving down the list
// These will auto-animate if the device continually sends touch motion events
// if (totalMovment>0)
{
if ((itemPos > selectedDragItemPos) && (view.getTop() < floatMiddleY)) {
float amountUp = (floatMiddleY - view.getTop()) / (float) view.getHeight();
// amountUp *= 0.5f;
if (amountUp > 1) amountUp = 1;
outRect.top = -(int) (floatingItemBounds.height() * amountUp);
outRect.bottom = (int) (floatingItemBounds.height() * amountUp);
}
} // Moving up the list
// else if (totalMovment < 0)
{
if ((itemPos < selectedDragItemPos) && (view.getBottom() > floatMiddleY)) {
float amountDown = ((float) view.getBottom() - floatMiddleY) / (float) view.getHeight();
// amountDown *= 0.5f;
if (amountDown > 1) amountDown = 1;
outRect.top = (int) (floatingItemBounds.height() * amountDown);
outRect.bottom = -(int) (floatingItemBounds.height() * amountDown);
}
}
}
} else {
outRect.top = 0;
outRect.bottom = 0;
// Make view visible incase invisible
view.setVisibility(View.VISIBLE);
}
}
@Override
public void onDrawOver(Canvas c, RecyclerView parent, RecyclerView.State state) {
if (mDivider == null) {
super.onDrawOver(c, parent, state);
return;
}
// Initialization needed to avoid compiler warning
int left = 0, right = 0, top = 0, bottom = 0, size;
int orientation = mOrientation != -1 ? mOrientation : getOrientation(parent);
int childCount = parent.getChildCount();
if (orientation == LinearLayoutManager.VERTICAL) {
size = mDivider.getIntrinsicHeight();
left = parent.getPaddingLeft();
right = parent.getWidth() - parent.getPaddingRight();
} else { // horizontal
size = mDivider.getIntrinsicWidth();
top = parent.getPaddingTop();
bottom = parent.getHeight() - parent.getPaddingBottom();
}
for (int i = mShowFirstDivider ? 0 : 1; i < childCount; i++) {
View child = parent.getChildAt(i);
RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
if (orientation == LinearLayoutManager.VERTICAL) {
top = child.getTop() - params.topMargin - size;
bottom = top + size;
} else { // horizontal
left = child.getLeft() - params.leftMargin;
right = left + size;
}
mDivider.setBounds(left, top, right, bottom);
mDivider.draw(c);
}
// show last divider
if (mShowLastDivider && childCount > 0) {
View child = parent.getChildAt(childCount - 1);
if (parent.getChildAdapterPosition(child) == (state.getItemCount() - 1)) {
RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
if (orientation == LinearLayoutManager.VERTICAL) {
top = child.getBottom() + params.bottomMargin;
bottom = top + size;
} else { // horizontal
left = child.getRight() + params.rightMargin;
right = left + size;
}
mDivider.setBounds(left, top, right, bottom);
mDivider.draw(c);
}
}
}
@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
int value = (parent.getChildLayoutPosition(view) < mNumberOfChildren) ? mHeaderHeight : 0;
if (mReversed) {
outRect.bottom = value;
} else {
outRect.top = value;
}
}
@Override
public void getItemOffsets(Rect rect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(rect, view, parent, state);
if (parent.getChildLayoutPosition(view) < 1) return;
if (getOrientation(parent) == LinearLayoutManager.VERTICAL) {
rect.top = mDivider.getIntrinsicHeight();
} else {
rect.left = mDivider.getIntrinsicWidth();
}
}
@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
RecyclerView.Adapter adapter = parent.getAdapter();
final int position = parent.getChildAdapterPosition(view);
final int size = view.getResources().getDimensionPixelSize(R.dimen.video_decoration_size);
if (position == 0) {
outRect.set(size, size * 4, size, 0);
} else if (position == adapter.getItemCount() - 1) {
outRect.set(size, 0, size, size * 4);
} else {
outRect.set(size, 0, size, 0);
}
}
@Override
public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
super.onDraw(c, parent, state);
// layout basically just gets drawn on the reserved space on top of the first view
mLayout.layout(parent.getLeft(), 0, parent.getRight(), mLayout.getMeasuredHeight());
for (int i = 0; i < parent.getChildCount(); i++) {
View view = parent.getChildAt(i);
if (parent.getChildAdapterPosition(view) == 0) {
c.save();
final int height = mLayout.getMeasuredHeight();
final int top = view.getTop() - height;
c.translate(0, top);
mLayout.draw(c);
c.restore();
break;
}
}
}
@Override
public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
super.onDraw(c, parent, state);
final int left = parent.getPaddingLeft();
final int right = parent.getWidth() - parent.getPaddingRight();
final int childCount = parent.getChildCount();
for (int i = 0; i < childCount; i++) {
final View child = parent.getChildAt(i);
RecyclerView v = new RecyclerView(parent.getContext());
final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
final int top = child.getBottom() + params.bottomMargin;
final int bottom = top + mDivider.getIntrinsicHeight();
mDivider.setBounds(left, top, right, bottom);
mDivider.draw(c);
}
}
@Override
public void getItemOffsets(
Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
super.getItemOffsets(outRect, view, parent, state);
SectionMultiAdapter<Data.SkinData> adapter =
(SectionMultiAdapter<Data.SkinData>) parent.getAdapter();
int position = parent.getChildAdapterPosition(view);
// @SectionMultiAdapter.ItemTypeSectionSummaryWhere int type =
// adapter.getItemTypeByPosition(position);
// Log.e("LLL", ""+position+" , "+type);
// if (SectionMultiAdapter.ItemTypeSectionSummary.ITEM_HEADER == type) {
// return;
// }
SectionMultiAdapter.DataItemWrapper wrapper = adapter.getItemInfo(position);
if (wrapper.itemType == SectionMultiAdapter.ItemTypeSectionSummary.ITEM_DATA) {
outRect.left = wrapper.positionOfGroup % 2 == 0 ? left : 0;
outRect.right = left;
outRect.top = left;
return;
}
}
@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
super.onScrolled(recyclerView, dx, dy);
debugLog("Scrolled: " + dx + " " + dy);
fingerAnchorY -= dy;
}
@Override
public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
super.onScrollStateChanged(recyclerView, newState);
}
/**
* 装饰的绘制在Item条目绘制之后调用，因此装饰将浮于Item之上
*
* @param c
* @param parent
* @param state
*/
@Override
public void onDrawOver(Canvas c, RecyclerView parent, RecyclerView.State state) {
super.onDrawOver(c, parent, state);
}
