android.support.v7.widget.RecyclerView#getMeasuredWidth

Source File: RecycleViewDivider.java From VideoPlayer with Apache License 2.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: KyRecyclerViewDivider.java From BitkyShop with MIT License

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
  final int left = parent.getPaddingLeft();
  final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
  final int childSize = parent.getChildCount();
  for (int i = 0; i < childSize; i++) {
    final View child = parent.getChildAt(i);
    RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
    final int top = child.getBottom() + layoutParams.bottomMargin;
    final int bottom = top + mDividerHeight;
    if (mDivider != null) {
      mDivider.setBounds(left, top, right, bottom);
      mDivider.draw(canvas);
    }
    if (mPaint != null) {
      canvas.drawRect(left, top, right, bottom, mPaint);
    }
  }
}

Source File: RecycleViewDivider.java From httplite with Apache License 2.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: RecycleViewDivider.java From LLApp with Apache License 2.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: RecycleViewItemLine.java From YCRefreshView with Apache License 2.0

6 votes

/**
 * 绘制横向 item 分割线
 */
private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    RefreshLogUtils.d("小杨逗比左右的间距分别是" + left + "----"+right);
    //获取的当前显示的view的数量，并不会获取不显示的view的数量。
    //假如recyclerView里共有30条数据，而当前屏幕内显示的只有5条，这paren.getChildCount的值是5，不是30。
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        //获取索引i处的控件view
        final View child = parent.getChildAt(i);
        //拿到layoutParams属性
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams)
                child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        //使用画笔paint进行绘制
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: RecycleViewDivider.java From Bailan with Apache License 2.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: RecycleViewDivider.java From SoloPi with Apache License 2.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: BasicListComponent.java From ucar-weex-core with Apache License 2.0

6 votes

private void fireScrollEvent(RecyclerView recyclerView, int offsetX, int offsetY) {
  int contentWidth = recyclerView.getMeasuredWidth() + recyclerView.computeHorizontalScrollRange();
  int contentHeight = recyclerView.computeVerticalScrollRange();

  Map<String, Object> event = new HashMap<>(2);
  Map<String, Object> contentSize = new HashMap<>(2);
  Map<String, Object> contentOffset = new HashMap<>(2);

  contentSize.put(Constants.Name.WIDTH, WXViewUtils.getWebPxByWidth(contentWidth, getInstance().getInstanceViewPortWidth()));
  contentSize.put(Constants.Name.HEIGHT, WXViewUtils.getWebPxByWidth(contentHeight, getInstance().getInstanceViewPortWidth()));

  contentOffset.put(Constants.Name.X, - WXViewUtils.getWebPxByWidth(offsetX, getInstance().getInstanceViewPortWidth()));
  contentOffset.put(Constants.Name.Y, - WXViewUtils.getWebPxByWidth(offsetY, getInstance().getInstanceViewPortWidth()));
  event.put(Constants.Name.CONTENT_SIZE, contentSize);
  event.put(Constants.Name.CONTENT_OFFSET, contentOffset);

  fireEvent(Constants.Event.SCROLL, event);
}

Source File: RecycleViewDivider.java From Bailan with Apache License 2.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: DividerDecoration.java From Ticket-Analysis with MIT License

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: RecycleViewDivider.java From Ticket-Analysis with MIT License

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: RecycleViewDivider.java From PocketEOS-Android with GNU Lesser General Public License v3.0

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: GroupItemDecoration.java From timecat with Apache License 2.0

6 votes

/**
 * 绘制分组Group
 *
 * @param c      Canvas
 * @param parent RecyclerView
 */
protected void onDrawGroup(Canvas c, RecyclerView parent) {
    int paddingLeft = parent.getPaddingLeft();
    int right = parent.getWidth() - parent.getPaddingRight();
    int top, bottom;
    int count = parent.getChildCount();
    for (int i = 0; i < parent.getChildCount(); i++) {
        View child = parent.getChildAt(i);
        final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams) child.getLayoutParams();
        int key = params.getViewLayoutPosition();
        if (mGroup.containsKey(key)) {
            top = child.getTop() - params.topMargin - mGroupHeight;
            bottom = top + mGroupHeight;
            c.drawRect(paddingLeft, top, right, bottom, mBackgroundPaint);
            String group = mGroup.get(params.getViewLayoutPosition()).toString();
            float x;
            float y = top + mTextBaseLine;
            if (isCenter) {
                x = parent.getMeasuredWidth() / 2 - getTextX(group);
            } else {
                x = mPaddingLeft;
            }
            c.drawText(group, x, y, mTextPaint);
        }
    }
}

Source File: RecycleViewDivider.java From imsdk-android with MIT License

6 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
        if (mPaint != null) {
            canvas.drawRect(left, top, right, bottom, mPaint);
        }
    }
}

Source File: ToDayView.java From ToDay with MIT License

5 votes

@Override
public void onDrawOver(Canvas c, RecyclerView parent, State state) {
    int top, left = 0, right = parent.getMeasuredWidth();
    for (int i = 0; i < parent.getChildCount(); i++) {
        top = parent.getChildAt(i).getTop() - mSize / 2;
        c.drawLine(left, top, right, top, mPaint);
    }
}

Source File: CommonRecyclerAdapter.java From QPM with Apache License 2.0

5 votes

@Override
public void onDraw(Canvas canvas, RecyclerView parent, RecyclerView.State state) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + dividerHeight;
        canvas.drawRect(left, top, right, bottom, mPaint);
    }
}

Source File: TimelineScrollListener.java From datepicker-timeline with MIT License

5 votes

@Override
public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
    int scrollOffset = recyclerView.computeHorizontalScrollOffset();
    int scrollOffsetCenter = scrollOffset + (recyclerView.getMeasuredWidth() / 2);
    int centerPosition = scrollOffsetCenter / timelineItemWidth;

    if (!(scrollOffsetCenter >= yearStartOffset && scrollOffsetCenter <= yearEndOffset)) {
        calendar.set(timelineView.getStartYear(), timelineView.getStartMonth(), timelineView.getStartDay());
        int startDay = calendar.get(Calendar.DAY_OF_YEAR);
        calendar.add(Calendar.DAY_OF_YEAR, centerPosition);

        year = calendar.get(Calendar.YEAR);
        int yearDayCount = calendar.getActualMaximum(Calendar.DAY_OF_YEAR);

        if (year != timelineView.getStartYear()) {
            int yearDay = calendar.get(Calendar.DAY_OF_YEAR);
            yearStartOffset = scrollOffsetCenter
                    - yearDay * timelineItemWidth
                    - scrollOffsetCenter % timelineItemWidth;
            monthCount = 12;
        } else {
            yearStartOffset = 0;
            monthCount = 12 - timelineView.getStartMonth();
            yearDayCount -= startDay;
        }

        yearEndOffset = yearStartOffset + yearDayCount * timelineItemWidth;
    }

    Log.v("TimeScrollListener", "yearStartOffset: " + yearStartOffset + ", " + "yearEndOffset: " + yearEndOffset + ", "
            + "scrollOffsetCenter: " + scrollOffsetCenter);
    float progress = (float) (scrollOffsetCenter - yearStartOffset) / (yearEndOffset - yearStartOffset);
    int yearOffset = (int) ((1 - progress) * (monthCount * monthView.getItemWidth()));
    Log.v("TimeScrollListener", "progress: " + progress + ", monthOffset: " + yearOffset);
    monthView.scrollToYearPosition(year, yearOffset);
}

Source File: DividerItemDecoration.java From easyweather with MIT License

5 votes

/**
 * 绘制纵向 item 分割线
 * @param canvas 画布
 * @param parent 父布局
 */
private void drawVertical(Canvas canvas,RecyclerView parent){
    final int left = parent.getPaddingLeft() ;
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight() ;
    final int childSize = parent.getChildCount() ;
    for(int i = 0 ; i < childSize ; i ++){
        final View child = parent.getChildAt( i ) ;
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin ;
        final int bottom = top + mItemSize ;
        canvas.drawRect(left,top,right,bottom,mPaint);
    }
}

Source File: RecycleViewDivider.java From UGank with GNU General Public License v3.0

5 votes

private void drawHorizontal(Canvas canvas, RecyclerView parent) {
    final int left = parent.getPaddingLeft();
    final int right = parent.getMeasuredWidth() - parent.getPaddingRight();
    final int childSize = parent.getChildCount();
    for (int i = 0; i < childSize; i++) {
        final View child = parent.getChildAt(i);
        RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) child.getLayoutParams();
        final int top = child.getBottom() + layoutParams.bottomMargin;
        final int bottom = top + mDividerHeight;
        if (mDivider != null) {
            mDivider.setBounds(left, top, right, bottom);
            mDivider.draw(canvas);
        }
    }
}

Source File: GroupItemDecoration.java From timecat with Apache License 2.0

4 votes

/**
 * 绘制悬浮组
 *
 * @param c      Canvas
 * @param parent RecyclerView
 */
protected void onDrawOverGroup(Canvas c, RecyclerView parent) {
    int firstVisiblePosition = ((LinearLayoutManager) parent.getLayoutManager()).findFirstVisibleItemPosition();
    if (firstVisiblePosition == RecyclerView.NO_POSITION) {
        return;
    }
    Group group = getCroup(firstVisiblePosition);
    if (group == null)
        return;
    String groupTitle = group.toString();
    if (TextUtils.isEmpty(groupTitle)) {
        return;
    }
    boolean isRestore = false;
    Group nextGroup = getCroup(firstVisiblePosition + 1);
    if (nextGroup != null && !group.equals(nextGroup)) {
        //说明是当前组最后一个元素，但不一定碰撞了
        View child = parent.findViewHolderForAdapterPosition(firstVisiblePosition).itemView;
        if (child.getTop() + child.getMeasuredHeight() < mGroupHeight) {
            //进一步检测碰撞
            c.save();//保存画布当前的状态
            isRestore = true;
            c.translate(0, child.getTop() + child.getMeasuredHeight() - mGroupHeight);
        }
    }
    int left = parent.getPaddingLeft();
    int right = parent.getWidth() - parent.getPaddingRight();
    int top = parent.getPaddingTop();
    int bottom = top + mGroupHeight;
    c.drawRect(left, top, right, bottom, mBackgroundPaint);
    float x;
    float y = top + mTextBaseLine;
    if (isCenter) {
        x = parent.getMeasuredWidth() / 2 - getTextX(groupTitle);
    } else {
        x = mPaddingLeft;
    }
    c.drawText(groupTitle, x, y, mTextPaint);
    if (isRestore) {
        //还原画布为初始状态
        c.restore();
    }
}

Java Code Examples for android.support.v7.widget.RecyclerView#getMeasuredWidth()