com.facebook.yoga.YogaMeasureOutput Java Examples

@Override
public long measure(
    YogaNode node,
    float width,
    YogaMeasureMode widthMode,
    float height,
    YogaMeasureMode heightMode) {
  final int style = ReactProgressBarViewManager.getStyleFromString(getStyle());
  if (!mMeasured.contains(style)) {
    ProgressBar progressBar = ReactProgressBarViewManager.createProgressBar(getThemedContext(), style);
    final int spec = View.MeasureSpec.makeMeasureSpec(
        ViewGroup.LayoutParams.WRAP_CONTENT,
        View.MeasureSpec.UNSPECIFIED);
    progressBar.measure(spec, spec);
    mHeight.put(style, progressBar.getMeasuredHeight());
    mWidth.put(style, progressBar.getMeasuredWidth());
    mMeasured.add(style);
  }

  return YogaMeasureOutput.make(mWidth.get(style), mHeight.get(style));
}
 

@Override
public long measure(
    YogaNode node,
    float width,
    YogaMeasureMode widthMode,
    float height,
    YogaMeasureMode heightMode) {
  if (!mMeasured) {
    // Create a switch with the default config and measure it; since we don't (currently)
    // support setting custom switch text, this is fine, as all switches will measure the same
    // on a specific device/theme/locale combination.
    ReactSwitch reactSwitch = new ReactSwitch(getThemedContext());
    reactSwitch.setShowText(false);
    final int spec = View.MeasureSpec.makeMeasureSpec(
        ViewGroup.LayoutParams.WRAP_CONTENT,
        View.MeasureSpec.UNSPECIFIED);
    reactSwitch.measure(spec, spec);
    mWidth = reactSwitch.getMeasuredWidth();
    mHeight = reactSwitch.getMeasuredHeight();
    mMeasured = true;
  }

  return YogaMeasureOutput.make(mWidth, mHeight);
}
 

@Override
public long measure(
    YogaNode node,
    float width,
    YogaMeasureMode widthMode,
    float height,
    YogaMeasureMode heightMode) {
  final int style = ReactProgressBarViewManager.getStyleFromString(getStyle());
  if (!mMeasured.contains(style)) {
    ProgressBar progressBar = ReactProgressBarViewManager.createProgressBar(getThemedContext(), style);
    final int spec = View.MeasureSpec.makeMeasureSpec(
        ViewGroup.LayoutParams.WRAP_CONTENT,
        View.MeasureSpec.UNSPECIFIED);
    progressBar.measure(spec, spec);
    mHeight.put(style, progressBar.getMeasuredHeight());
    mWidth.put(style, progressBar.getMeasuredWidth());
    mMeasured.add(style);
  }

  return YogaMeasureOutput.make(mWidth.get(style), mHeight.get(style));
}
 

@Override
public long measure(
    YogaNode node,
    float width,
    YogaMeasureMode widthMode,
    float height,
    YogaMeasureMode heightMode) {
  if (!mMeasured) {
    SeekBar reactSlider = new ReactSlider(getThemedContext(), null, STYLE);
    final int spec = View.MeasureSpec.makeMeasureSpec(
        ViewGroup.LayoutParams.WRAP_CONTENT,
        View.MeasureSpec.UNSPECIFIED);
    reactSlider.measure(spec, spec);
    mWidth = reactSlider.getMeasuredWidth();
    mHeight = reactSlider.getMeasuredHeight();
    mMeasured = true;
  }

  return YogaMeasureOutput.make(mWidth, mHeight);
}
 

@Test
public void testLayoutSpecMeasureResolveNestedTree() {
  Component component =
      setUpSpyComponentForCreateLayout(false /* isMountSpec */, true /* canMeasure */);
  YogaMeasureFunction measureFunction = getMeasureFunction(component);

  final int nestedTreeWidth = 20;
  final int nestedTreeHeight = 25;
  InternalNode nestedTree = mock(InternalNode.class);
  when(nestedTree.getWidth()).thenReturn(nestedTreeWidth);
  when(nestedTree.getHeight()).thenReturn(nestedTreeHeight);
  when(Layout.create(eq(mContext), eq(mNode), anyInt(), anyInt())).thenReturn(nestedTree);
  when(mNode.getContext()).thenReturn(mContext);

  long output = measureFunction.measure(mYogaNode, 0, EXACTLY, 0, EXACTLY);

  PowerMockito.verifyStatic(Layout.class);
  Layout.create(eq(mContext), eq(mNode), anyInt(), anyInt());

  assertThat(YogaMeasureOutput.getWidth(output)).isEqualTo(nestedTreeWidth);
  assertThat(YogaMeasureOutput.getHeight(output)).isEqualTo(nestedTreeHeight);
}
 

@Test
public void testLayoutSpecMeasureResolveNestedTree_withExperiment() {
  Component component =
      setUpSpyComponentForCreateLayout(false /* isMountSpec */, true /* canMeasure */);
  YogaMeasureFunction measureFunction = getMeasureFunction(component);

  final int nestedTreeWidth = 20;
  final int nestedTreeHeight = 25;
  InternalNode nestedTree = mock(InternalNode.class);
  when(nestedTree.getWidth()).thenReturn(nestedTreeWidth);
  when(nestedTree.getHeight()).thenReturn(nestedTreeHeight);
  when(Layout.create(eq(mContext), eq(mNode), anyInt(), anyInt())).thenReturn(nestedTree);
  when(mNode.getContext()).thenReturn(mContext);
  when(mContext.isReconciliationEnabled()).thenReturn(true);
  when(mNode.getParent()).thenReturn(mNode);

  when(mNode.getContext()).thenReturn(mContext);
  long output = measureFunction.measure(mYogaNode, 0, EXACTLY, 0, EXACTLY);

  PowerMockito.verifyStatic(Layout.class);
  Layout.create(eq(mContext), eq(mNode), anyInt(), anyInt());

  assertThat(YogaMeasureOutput.getWidth(output)).isEqualTo(nestedTreeWidth);
  assertThat(YogaMeasureOutput.getHeight(output)).isEqualTo(nestedTreeHeight);
}
 

public synchronized long measure(
        Tweet tweet,
        YogaNode node,
        float width,
        YogaMeasureMode widthMode,
        float height,
        YogaMeasureMode heightMode
) {
  if (mTweetView == null) {
    mTweetView = ReactTweetViewManager.createTweetView(getThemedContext());
  }

  if (tweet != null) {
    mTweetView.setTweet(tweet);
  }
  mTweetView.measure(yogaToAndroid(widthMode, width), yogaToAndroid(heightMode, height));

  int measuredWidth = mTweetView.getMeasuredWidth();
  int measuredHeight = mTweetView.getMeasuredHeight();
  return YogaMeasureOutput.make(measuredWidth, measuredHeight);
}
 

@Override
public long measure(
    YogaNode node,
    float width,
    YogaMeasureMode widthMode,
    float height,
    YogaMeasureMode heightMode) {
  // measure() should never be called before setThemedContext()
  EditText editText = Assertions.assertNotNull(mDummyEditText);

  if (mLocalData != null) {
    mLocalData.apply(editText);
  } else {
    editText.setTextSize(
        TypedValue.COMPLEX_UNIT_PX,
        mFontSize == UNSET ?
            (int) Math.ceil(PixelUtil.toPixelFromSP(ViewDefaults.FONT_SIZE_SP)) : mFontSize);

    if (mNumberOfLines != UNSET) {
      editText.setLines(mNumberOfLines);
    }

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M &&
        editText.getBreakStrategy() != mTextBreakStrategy) {
      editText.setBreakStrategy(mTextBreakStrategy);
    }
  }

   // make sure the placeholder content is also being measured
   editText.setHint(getPlaceholder());
   editText.measure(
      MeasureUtil.getMeasureSpec(width, widthMode),
      MeasureUtil.getMeasureSpec(height, heightMode));

  return YogaMeasureOutput.make(editText.getMeasuredWidth(), editText.getMeasuredHeight());
}
 

@Test
public void testMountSpecYogaMeasureOutputSet() {
  Component component = new TestMountSpecSettingSizesInOnMeasure(mNode);
  YogaMeasureFunction measureFunction = getMeasureFunction(component);

  long output = measureFunction.measure(mYogaNode, 0, EXACTLY, 0, EXACTLY);

  assertThat(YogaMeasureOutput.getWidth(output)).isEqualTo(A_WIDTH);
  assertThat(YogaMeasureOutput.getHeight(output)).isEqualTo(A_HEIGHT);
}
 

@Override
public long measure(YogaNode node, float width, YogaMeasureMode widthMode, float height, YogaMeasureMode heightMode) {
    if(!mMeasured) {
        FloatingActionButtonView nodeView = new FloatingActionButtonView(getThemedContext());
        final int spec = View.MeasureSpec.makeMeasureSpec(
                ViewGroup.LayoutParams.WRAP_CONTENT,
                View.MeasureSpec.UNSPECIFIED);
        nodeView.measure(spec, spec);
        mWidth = nodeView.getMeasuredWidth();
        mHeight = nodeView.getMeasuredHeight();
        mMeasured = true;
    }

    return YogaMeasureOutput.make(mWidth, mHeight);
}
 

@Override
@SuppressLint("WrongCall")
@SuppressWarnings("unchecked")
public long measure(
    YogaNode cssNode,
    float width,
    YogaMeasureMode widthMode,
    float height,
    YogaMeasureMode heightMode) {
  final InternalNode node = (InternalNode) cssNode.getData();
  final Component component = node.getTailComponent();
  final ComponentContext componentScopedContext = component.getScopedContext();

  if (componentScopedContext != null && componentScopedContext.wasLayoutCanceled()) {
    return 0;
  }

  final DiffNode diffNode = node.areCachedMeasuresValid() ? node.getDiffNode() : null;

  final int widthSpec;
  final int heightSpec;
  final boolean isTracing = ComponentsSystrace.isTracing();

  widthSpec = SizeSpec.makeSizeSpecFromCssSpec(width, widthMode);
  heightSpec = SizeSpec.makeSizeSpecFromCssSpec(height, heightMode);

  if (isTracing) {
    ComponentsSystrace.beginSectionWithArgs("measure:" + component.getSimpleName())
        .arg("widthSpec", SizeSpec.toString(widthSpec))
        .arg("heightSpec", SizeSpec.toString(heightSpec))
        .arg("componentId", component.getId())
        .flush();
  }

  node.setLastWidthSpec(widthSpec);
  node.setLastHeightSpec(heightSpec);

  int outputWidth = 0;
  int outputHeight = 0;

  ComponentContext context = node.getContext();

  if (Component.isNestedTree(context, component) || node.hasNestedTree()) {

    // Find the nearest parent component context.
    final Component head = node.getHeadComponent();
    final Component parent;

    if (component != head) { // If the head and tail are different, use the head.
      parent = head;
    } else if (node.getParent() != null) { // Otherwise use the tail of the parent node.
      parent = node.getParent().getTailComponent();
    } else {
      parent = null;
    }

    if (parent != null) {
      context = parent.getScopedContext();
    }

    final InternalNode nestedTree = Layout.create(context, node, widthSpec, heightSpec);

    outputWidth = nestedTree.getWidth();
    outputHeight = nestedTree.getHeight();
  } else if (diffNode != null
      && diffNode.getLastWidthSpec() == widthSpec
      && diffNode.getLastHeightSpec() == heightSpec
      && !component.shouldAlwaysRemeasure()) {
    outputWidth = (int) diffNode.getLastMeasuredWidth();
    outputHeight = (int) diffNode.getLastMeasuredHeight();
  } else {
    final Size size = acquireSize(Integer.MIN_VALUE /* initialValue */);

    component.onMeasure(componentScopedContext, node, widthSpec, heightSpec, size);

    if (size.width < 0 || size.height < 0) {
      throw new IllegalStateException(
          "MeasureOutput not set, ComponentLifecycle is: " + component);
    }

    outputWidth = size.width;
    outputHeight = size.height;

    if (node.getDiffNode() != null) {
      node.getDiffNode().setLastWidthSpec(widthSpec);
      node.getDiffNode().setLastHeightSpec(heightSpec);
      node.getDiffNode().setLastMeasuredWidth(outputWidth);
      node.getDiffNode().setLastMeasuredHeight(outputHeight);
    }
  }

  node.setLastMeasuredWidth(outputWidth);
  node.setLastMeasuredHeight(outputHeight);

  if (isTracing) {
    ComponentsSystrace.endSection();
  }

  return YogaMeasureOutput.make(outputWidth, outputHeight);
}