Java Code Examples for com.nineoldandroids.animation.ValueAnimator#ofFloat()

The following examples show how to use com.nineoldandroids.animation.ValueAnimator#ofFloat() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: BallPulseIndicator.java From AndroidPlayground with MIT License

6 votes

@Override
public List<Animator> createAnimation() {
    List<Animator> animators = new ArrayList<>();
    for (int i = 0; i < CIRCLE_NUM; i++) {
        final int index = i;

        ValueAnimator scaleAnim = ValueAnimator.ofFloat(1, 0.3f, 1);

        scaleAnim.setDuration(BASE_DELAY_MILLIS * CIRCLE_NUM * 3 / 2);
        scaleAnim.setRepeatCount(-1);
        scaleAnim.setStartDelay(delays[i]);

        scaleAnim.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
            @Override
            public void onAnimationUpdate(ValueAnimator animation) {
                scaleFloats[index] = (float) animation.getAnimatedValue();
                postInvalidate();
            }
        });
        scaleAnim.start();
        animators.add(scaleAnim);
    }
    return animators;
}

Example 2

Source File: ViewPropertyAnimatorPreHC.java From Mover with Apache License 2.0

6 votes

/**
 * Starts the underlying Animator for a set of properties. We use a single animator that
 * simply runs from 0 to 1, and then use that fractional value to set each property
 * value accordingly.
 */
private void startAnimation() {
    ValueAnimator animator = ValueAnimator.ofFloat(1.0f);
    ArrayList<NameValuesHolder> nameValueList =
            (ArrayList<NameValuesHolder>) mPendingAnimations.clone();
    mPendingAnimations.clear();
    int propertyMask = 0;
    int propertyCount = nameValueList.size();
    for (int i = 0; i < propertyCount; ++i) {
        NameValuesHolder nameValuesHolder = nameValueList.get(i);
        propertyMask |= nameValuesHolder.mNameConstant;
    }
    mAnimatorMap.put(animator, new PropertyBundle(propertyMask, nameValueList));
    animator.addUpdateListener(mAnimatorEventListener);
    animator.addListener(mAnimatorEventListener);
    if (mStartDelaySet) {
        animator.setStartDelay(mStartDelay);
    }
    if (mDurationSet) {
        animator.setDuration(mDuration);
    }
    if (mInterpolatorSet) {
        animator.setInterpolator(mInterpolator);
    }
    animator.start();
}

Example 3

Source File: ViewPropertyAnimatorHC.java From Mover with Apache License 2.0

6 votes

/**
 * Starts the underlying Animator for a set of properties. We use a single animator that
 * simply runs from 0 to 1, and then use that fractional value to set each property
 * value accordingly.
 */
private void startAnimation() {
    ValueAnimator animator = ValueAnimator.ofFloat(1.0f);
    ArrayList<NameValuesHolder> nameValueList =
            (ArrayList<NameValuesHolder>) mPendingAnimations.clone();
    mPendingAnimations.clear();
    int propertyMask = 0;
    int propertyCount = nameValueList.size();
    for (int i = 0; i < propertyCount; ++i) {
        NameValuesHolder nameValuesHolder = nameValueList.get(i);
        propertyMask |= nameValuesHolder.mNameConstant;
    }
    mAnimatorMap.put(animator, new PropertyBundle(propertyMask, nameValueList));
    animator.addUpdateListener(mAnimatorEventListener);
    animator.addListener(mAnimatorEventListener);
    if (mStartDelaySet) {
        animator.setStartDelay(mStartDelay);
    }
    if (mDurationSet) {
        animator.setDuration(mDuration);
    }
    if (mInterpolatorSet) {
        animator.setInterpolator(mInterpolator);
    }
    animator.start();
}

Example 4

Source File: FancyProgress2.java From FancyProgress with Apache License 2.0

6 votes

public FancyProgress2 show(){
	setVisibility(View.VISIBLE);
	mAnim = ValueAnimator.ofFloat(1.0f);
	mAnim.setInterpolator(new LinearInterpolator());
	mAnim.setDuration(2000);
	mAnim.setRepeatCount(ValueAnimator.INFINITE);
	mAnim.addUpdateListener(new AnimatorUpdateListener() {
		
		@Override
		public void onAnimationUpdate(ValueAnimator animation) {
			mPercent = animation.getAnimatedFraction();
			isFront = mPercent < 0.5f;
			invalidate();
		}
	});
	mAnim.start();
	invalidate();
	
	return this;
}

Example 5

Source File: PullToNextView.java From Android-PullToNextLayout with Apache License 2.0

6 votes

public void moveTo(final float i, int duration) {
    int topMargin = getHeaderTopMargin();
    ValueAnimator animator = ValueAnimator.ofFloat(topMargin, i);
    animator.setDuration(duration);
    animator.setInterpolator(new DecelerateInterpolator());
    mPullStateE = PullStateE.PULL_STATE_NONE;
    animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {


        @TargetApi(Build.VERSION_CODES.HONEYCOMB)
        public void onAnimationUpdate(ValueAnimator valueAnimator) {

            float temp = (Float) valueAnimator.getAnimatedValue();

            if (temp == i) {
                mPullStateE = PullStateE.PULL_STATE_NONE;
            }
            setHeaderTopMargin((int) temp);
        }
    });
    animator.start();
}

Example 6

Source File: ChartSeries.java From android-DecoView-charting with Apache License 2.0

5 votes

/**
 * Kick off an animation to hide or show the arc. This results in an animation where
 * both the width of the line used for the arc and the transparency of the arc is
 * altered over the duration provided
 *
 * @param event   Event to process
 * @param showArc True to show the arc, false to hide
 */
public void startAnimateHideShow(@NonNull final DecoEvent event, final boolean showArc) {
    cancelAnimation();
    event.notifyStartListener();


    mDrawMode = event.getEventType();
    mPercentComplete = showArc ? 1.0f : 0f;
    mVisible = true;

    final float maxValue = 1.0f;
    mValueAnimator = ValueAnimator.ofFloat(0, maxValue);

    mValueAnimator.setDuration(event.getEffectDuration());
    mValueAnimator.setInterpolator(new LinearInterpolator());

    mValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {

            float current = Float.valueOf(valueAnimator.getAnimatedValue().toString());
            mPercentComplete = showArc ? (maxValue - current) : current;

            for (SeriesItem.SeriesItemListener seriesItemListener : mSeriesItem.getListeners()) {
                seriesItemListener.onSeriesItemDisplayProgress(mPercentComplete);
            }
        }
    });

    mValueAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            if (event.getEventType() != DecoEvent.EventType.EVENT_EFFECT) {
                event.notifyEndListener();
            }
        }
    });

    mValueAnimator.start();
}

Example 7

Source File: FancyProgress4.java From FancyProgress with Apache License 2.0

5 votes

public void show(){
	mAnim = ValueAnimator.ofFloat(1.0f);
	mAnim.addUpdateListener(new AnimatorUpdateListener() {
		
		@Override
		public void onAnimationUpdate(ValueAnimator animation) {
			mPercent = animation.getAnimatedFraction();
			invalidate();
		}
	});
	mAnim.setInterpolator(new LinearInterpolator());
	mAnim.setRepeatCount(ValueAnimator.INFINITE);
	mAnim.setDuration(mOneShotDuration * 4);
	mAnim.start();
}

Example 8

Source File: b.java From MiBandDecompiled with Apache License 2.0

5 votes

private void a()
{
    ValueAnimator valueanimator = ValueAnimator.ofFloat(new float[] {
        1.0F
    });
    ArrayList arraylist = (ArrayList)a.clone();
    a.clear();
    int i1 = arraylist.size();
    int j1 = 0;
    int k1 = 0;
    do
    {
        if (j1 >= i1)
        {
            x.put(valueanimator, new f(k1, arraylist));
            valueanimator.addUpdateListener(j);
            valueanimator.addListener(j);
            if (f)
            {
                valueanimator.setStartDelay(e);
            }
            if (d)
            {
                valueanimator.setDuration(c);
            }
            if (h)
            {
                valueanimator.setInterpolator(g);
            }
            valueanimator.start();
            return;
        }
        k1 |= ((e)arraylist.get(j1)).a;
        j1++;
    } while (true);
}

Example 9

Source File: i.java From MiBandDecompiled with Apache License 2.0

5 votes

private void a()
{
    ValueAnimator valueanimator = ValueAnimator.ofFloat(new float[] {
        1.0F
    });
    ArrayList arraylist = (ArrayList)a.clone();
    a.clear();
    int i1 = arraylist.size();
    int j1 = 0;
    int k1 = 0;
    do
    {
        if (j1 >= i1)
        {
            y.put(valueanimator, new m(k1, arraylist));
            valueanimator.addUpdateListener(k);
            valueanimator.addListener(k);
            if (g)
            {
                valueanimator.setStartDelay(f);
            }
            if (e)
            {
                valueanimator.setDuration(d);
            }
            if (i)
            {
                valueanimator.setInterpolator(h);
            }
            valueanimator.start();
            return;
        }
        k1 |= ((l)arraylist.get(j1)).a;
        j1++;
    } while (true);
}

Example 10

Source File: CameraXVideoCaptureHelper.java From mollyim-android with GNU General Public License v3.0

5 votes

private void shrinkCaptureArea() {
  Size  screenSize               = getScreenSize();
  Size  videoRecordingSize       = VideoUtil.getVideoRecordingSize();
  float scale                    = getSurfaceScaleForRecording();
  float targetWidthForAnimation  = videoRecordingSize.getWidth() * scale;
  float scaleX                   = targetWidthForAnimation / screenSize.getWidth();

  if (scaleX == 1f) {
    float targetHeightForAnimation = videoRecordingSize.getHeight() * scale;

    if (screenSize.getHeight() == targetHeightForAnimation) {
      return;
    }

    cameraMetricsAnimator = ValueAnimator.ofFloat(screenSize.getHeight(), targetHeightForAnimation);
  } else {

    if (screenSize.getWidth() == targetWidthForAnimation) {
      return;
    }

    cameraMetricsAnimator = ValueAnimator.ofFloat(screenSize.getWidth(), targetWidthForAnimation);
  }

  ViewGroup.LayoutParams params = camera.getLayoutParams();
  cameraMetricsAnimator.setInterpolator(new LinearInterpolator());
  cameraMetricsAnimator.setDuration(200);
  cameraMetricsAnimator.addUpdateListener(animation -> {
    if (scaleX == 1f) {
      params.height = Math.round((float) animation.getAnimatedValue());
    } else {
      params.width = Math.round((float) animation.getAnimatedValue());
    }
    camera.setLayoutParams(params);
  });
  cameraMetricsAnimator.start();
}

Example 11

Source File: DeleteAnimation.java From BigApp_Discuz_Android with Apache License 2.0

5 votes

public DeleteAnimation(SwipeToDeleteListView listView, ItemState itemState, long duration) {
	this.listView = listView;
	this.itemState = itemState;
	float dragPercentage = itemState.getDragPercentage();
	float end = dragPercentage > 0 ? 1f : -1f;
	animator = ValueAnimator.ofFloat(dragPercentage, end);
	animator.setDuration(duration);
	animator.addUpdateListener(this);
	animator.addListener(this);
}

Example 12

Source File: BackAnimation.java From BigApp_Discuz_Android with Apache License 2.0

5 votes

public BackAnimation(SwipeToDeleteListView listView, ItemState itemState, long duration) {
	this.listView = listView;
	this.itemState = itemState;
	float dragPercentage = itemState.getDragPercentage();
	animator = ValueAnimator.ofFloat(dragPercentage, 0);
	animator.setDuration(duration);
	animator.addUpdateListener(this);
	animator.addListener(this);
}

Example 13

Source File: DeletionConfirmedAnimation.java From BigApp_Discuz_Android with Apache License 2.0

5 votes

public DeletionConfirmedAnimation(SwipeToDeleteListView listView, ItemState itemState, long duration) {
	this.listView = listView;
	this.itemState = itemState;
	animator = ValueAnimator.ofFloat(1f, 0f);
	animator.setDuration(duration);
	animator.addUpdateListener(this);
	animator.addListener(this);
}

Example 14

Source File: ToggleButton.java From DMusic with Apache License 2.0

5 votes

private void init(Context context) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        setLayerType(LAYER_TYPE_SOFTWARE, null); // Disable hardware acceleration
    }
    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();

    mRect = new Rect();
    mRectF = new RectF();

    mPaintThumb = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintThumb.setColor(mColorThumb);

    mPaintTrack = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintTrack.setColor(mColorTrackOff);

    mPaintPadding = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintPadding.setColor(mColorPadding);

    mPaintShader = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintShader.setColor(mColorThumb);
    mPaintShader.setShadowLayer(mPadding * 2, 0, 0, mColorPadding);

    mAnimation = ValueAnimator.ofFloat(0f, 1f);
    mAnimation.setDuration(mDuration);
    mAnimation.setInterpolator(new LinearInterpolator());
    mAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            mFactor = (float) animation.getAnimatedValue(); // 更新进度因子
            invalidate();
        }
    });
}

Example 15

Source File: HistoryChartView.java From YiZhi with Apache License 2.0

5 votes

/**
 * 开启动画
 */
private void startAnimation() {
    if (mValueAnimator != null) {
        mValueAnimator.cancel();
    }
    final float targetTempLength = mTargetTempPathMeasure.getLength();
    final float roomTempLength = mRoomTempPathMeasure.getLength();
    mValueAnimator = ValueAnimator.ofFloat(1, 0);
    mValueAnimator.setDuration(ANIM_DURATION);
    // 减速插值器
    mValueAnimator.setInterpolator(new DecelerateInterpolator());
    mValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            float fraction = (Float) animation.getAnimatedValue();
            // 更新mtargetTempEffect
            mtargetTempEffect = new DashPathEffect(new float[]{
                    targetTempLength, targetTempLength}, fraction
                    * targetTempLength);
            targetTempPaint.setPathEffect(mtargetTempEffect);
            // 更新mRoomTempEffect
            mRoomTempEffect = new DashPathEffect(new float[]{
                    roomTempLength, roomTempLength}, fraction
                    * roomTempLength);
            roomTempPaint.setPathEffect(mRoomTempEffect);
            // 更新rect绘制fraction进度
            mRectFration = 1 - fraction;// fraction是1->0 我们需要的柱形图绘制比例是0->1
            postInvalidate();
        }
    });
    mValueAnimator.start();
}

Example 16

Source File: ToggleButton.java From Common with Apache License 2.0

5 votes

private void init(Context context) {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        setLayerType(LAYER_TYPE_SOFTWARE, null); // Disable hardware acceleration
    }
    mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();

    mRect = new Rect();
    mRectF = new RectF();

    mPaintThumb = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintThumb.setColor(mColorThumb);

    mPaintTrack = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintTrack.setColor(mColorTrackOff);

    mPaintPadding = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintPadding.setColor(mColorPadding);

    mPaintShader = new Paint(Paint.ANTI_ALIAS_FLAG);
    mPaintShader.setColor(mColorThumb);
    mPaintShader.setShadowLayer(mPadding * 2, 0, 0, mColorPadding);

    mAnimation = ValueAnimator.ofFloat(0f, 1f);
    mAnimation.setDuration(mDuration);
    mAnimation.setInterpolator(new LinearInterpolator());
    mAnimation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator animation) {
            mFactor = (float) animation.getAnimatedValue(); // 更新进度因子
            invalidate();
        }
    });
}

Example 17

Source File: ChartSeries.java From android-DecoView-charting with Apache License 2.0

4 votes

/**
 * Animate change of color
 *
 * @param event Event to process
 */
public void startAnimateColorChange(@NonNull final DecoEvent event) {
    cancelAnimation();
    event.notifyStartListener();
    mVisible = true;

    mDrawMode = event.getEventType();
    mPercentComplete = 0f;

    final boolean changeColors = event.isColorSet();
    if (changeColors) {
        mColorAnimate = new ColorAnimate(mSeriesItem.getColor(), event.getColor());
        mSeriesItem.setColor(event.getColor());
    } else {
        Log.w(TAG, "Must set new color to start CHANGE_COLOR event");
        return;
    }

    final float maxValue = 1.0f;
    mValueAnimator = ValueAnimator.ofFloat(0, maxValue);

    mValueAnimator.setDuration(event.getEffectDuration());
    if (event.getInterpolator() != null) {
        mValueAnimator.setInterpolator(event.getInterpolator());
    } else {
        mValueAnimator.setInterpolator(new LinearInterpolator());
    }

    mValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            mPercentComplete = Float.valueOf(valueAnimator.getAnimatedValue().toString());

            for (SeriesItem.SeriesItemListener seriesItemListener : mSeriesItem.getListeners()) {
                seriesItemListener.onSeriesItemDisplayProgress(mPercentComplete);
            }
        }
    });

    mValueAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            event.notifyEndListener();
        }
    });

    mValueAnimator.start();
}

Example 18

Source File: ChartSeries.java From android-DecoView-charting with Apache License 2.0

4 votes

/**
 * Execute an Animation effect by starting the Value Animator
 *
 * @param event Event to process effect
 * @throws IllegalStateException No effect set in event
 */
public void startAnimateEffect(@NonNull final DecoEvent event)
        throws IllegalStateException {
    if (event.getEffectType() == null) {
        throw new IllegalStateException("Unable to execute null effect type");
    }

    // All effects run from 0.0 .. 1.0f in duration
    final float maxValue = 1.0f;

    cancelAnimation();
    event.notifyStartListener();

    mVisible = true;
    mDrawMode = event.getEventType();
    mEffect = new DecoDrawEffect(event.getEffectType(), mPaint, event.getDisplayText());
    mEffect.setRotationCount(event.getEffectRotations());

    mPercentComplete = 0f;

    mValueAnimator = ValueAnimator.ofFloat(0, maxValue);
    mValueAnimator.setDuration(event.getEffectDuration());
    Interpolator interpolator = (event.getInterpolator() != null) ? event.getInterpolator() : new LinearInterpolator();
    mValueAnimator.setInterpolator(interpolator);

    mValueAnimator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
        @Override
        public void onAnimationUpdate(ValueAnimator valueAnimator) {
            mPercentComplete = Float.valueOf(valueAnimator.getAnimatedValue().toString());
            for (SeriesItem.SeriesItemListener seriesItemListener : mSeriesItem.getListeners()) {
                seriesItemListener.onSeriesItemDisplayProgress(mPercentComplete);
            }
        }
    });

    mValueAnimator.addListener(new AnimatorListenerAdapter() {
        @Override
        public void onAnimationEnd(Animator animation) {
            event.notifyEndListener();
            mDrawMode = DecoEvent.EventType.EVENT_MOVE;
            mVisible = mEffect.postExecuteVisibility();
            mEffect = null;
        }
    });

    mValueAnimator.start();
}

Example 19

Source File: AnimatedZoomableControllerSupport.java From CommentGallery with Apache License 2.0

4 votes

public AnimatedZoomableControllerSupport(TransformGestureDetector transformGestureDetector) {
  super(transformGestureDetector);
  mValueAnimator = ValueAnimator.ofFloat(0, 1);
  mValueAnimator.setInterpolator(new DecelerateInterpolator());
}