Пример #1
0
  public void setGroupView(final ItemScrollFragment fragment, final int deltaPoster) {
    tivFanart
        .getViewTreeObserver()
        .addOnGlobalLayoutListener(
            new ViewTreeObserver.OnGlobalLayoutListener() {
              @Override
              public void onGlobalLayout() {
                tivFanart.getViewTreeObserver().removeGlobalOnLayoutListener(this);

                int paddingTop = tivFanart.getHeight() - deltaPoster;
                DisplayMetrics metrics = new DisplayMetrics();
                getWindowManager().getDefaultDisplay().getMetrics(metrics);

                // if fanart take more than 1/2 of the screen, put the groupView on the fanart
                // halfway
                if (tivFanart.getHeight() > (metrics.heightPixels) / 2)
                  paddingTop -= (tivFanart.getHeight() / 2);

                ViewGroup viewGroup = fragment.getGroupView();

                fragment.setGroupViewPadding(
                    viewGroup.getPaddingLeft(),
                    paddingTop,
                    viewGroup.getPaddingRight(),
                    viewGroup.getPaddingBottom());
              }
            });
  }
Пример #2
0
  public void onScrollChanged(ViewGroup viewGroup, int t) {
    int height = viewGroup.getPaddingTop();

    // 0 when not translated
    // 1 when scrollView hit the top
    float percentTranslated = Utils.linearConversion(t, 0, height, 0, 1);
    // translate fanart
    tivFanart.setTranslationY(-t * 0.5f);
    // update fanart saturation
    cfh.update(tivFanart, 1 - percentTranslated);
    setActionBarAppearance(percentTranslated);
  }