java类android.graphics.drawable.shapes.OvalShape的实例源码

private Drawable createCircleDrawable(int color, float strokeWidth) {
  int alpha = Color.alpha(color);
  int opaqueColor = opaque(color);

  ShapeDrawable fillDrawable = new ShapeDrawable(new OvalShape());

  final Paint paint = fillDrawable.getPaint();
  paint.setAntiAlias(true);
  paint.setColor(opaqueColor);

  Drawable[] layers = {
      fillDrawable,
      createInnerStrokesDrawable(opaqueColor, strokeWidth)
  };

  LayerDrawable drawable = alpha == 255 || !mStrokeVisible
      ? new LayerDrawable(layers)
      : new TranslucentLayerDrawable(alpha, layers);

  int halfStrokeWidth = (int) (strokeWidth / 2f);
  drawable.setLayerInset(1, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth);

  return drawable;
}

private Drawable createCircleDrawable(int color, float strokeWidth) {
        int alpha = Color.alpha(color);
        int opaqueColor = opaque(color);

        ShapeDrawable fillDrawable = new ShapeDrawable(new OvalShape());

        final Paint paint = fillDrawable.getPaint();
        paint.setAntiAlias(true);
        paint.setColor(opaqueColor);

        Drawable[] layers = {
                fillDrawable,
                createInnerStrokesDrawable(opaqueColor, strokeWidth)
        };

        LayerDrawable drawable = alpha == 255 || !mStrokeVisible
                ? new LayerDrawable(layers)
                : new TranslucentLayerDrawable(alpha, layers);

        int halfStrokeWidth = (int) (strokeWidth / 2f);
        drawable.setLayerInset(1, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth);

        return drawable;
}

private Drawable createProductImageDrawable(Product product) {
    final ShapeDrawable background = new ShapeDrawable();
    background.setShape(new OvalShape());
    background.getPaint().setColor(ContextCompat.getColor(getContext(), product.color));

    final BitmapDrawable bitmapDrawable = new BitmapDrawable(getResources(),
            BitmapFactory.decodeResource(getResources(), product.image));

    final LayerDrawable layerDrawable = new LayerDrawable
            (new Drawable[]{background, bitmapDrawable});

    final int padding = (int) getResources().getDimension(R.dimen.spacing_huge);
    layerDrawable.setLayerInset(1, padding, padding, padding, padding);

    return layerDrawable;
}

@Override
public Drawable createShadowShapeDrawable(Context context, final CircleLoadingView circleLoadingView, int shadowColor) {
    final float density = context.getResources().getDisplayMetrics().density;
    ShapeDrawable circle = new ShapeDrawable(new OvalShape());
    circle.getPaint().setColor(shadowColor);
    final float elevation = SHADOW_ELEVATION * density;
    circleLoadingView.setElevation(elevation);

    circleLoadingView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            ViewParent p = circleLoadingView.getParent();
            if(p instanceof ViewGroup) {
                final int margin = (int) elevation;
                ViewGroup.LayoutParams params = circleLoadingView.getLayoutParams();
                if(params instanceof ViewGroup.MarginLayoutParams){
                    ((ViewGroup.MarginLayoutParams) params).setMargins(margin, margin, margin, margin);
                }
            }

            circleLoadingView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
        }
    });

    return circle;
}

@Override
public Drawable createShadowShapeDrawable(Context context, CircleLoadingView circleLoadingView, int shadowColor) {
    final float density = context.getResources().getDisplayMetrics().density;
    mShadowRadius = (int) (density * SHADOW_RADIUS);
    final int diameter = (int) (RADIUS * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);
    OvalShape oval = new OvalShadow(mShadowRadius, diameter);
    ShapeDrawable circle = new ShapeDrawable(oval);
    ViewCompat.setLayerType(circleLoadingView, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
    circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
            KEY_SHADOW_COLOR);
    final int padding = mShadowRadius;
    // set padding so the inner image sits correctly within the shadow.
    circleLoadingView.setPadding(padding, padding, padding, padding);
    return circle;
}

public MagnifierView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
        bitmap = ((BitmapDrawable) getResources().getDrawable(R.drawable.pic)).getBitmap();
        scaledBitmap = Bitmap.createScaledBitmap(bitmap, bitmap.getWidth() * FACTOR, bitmap.getHeight() * FACTOR,
                true);
//        bitmap.recycle();
        mBitmapShader = new BitmapShader(scaledBitmap,
                Shader.TileMode.CLAMP,
                Shader.TileMode.CLAMP);
        mShapeDrawable = new ShapeDrawable(new OvalShape());
        mShapeDrawable.setBounds(0, 0, WIDTH, WIDTH);
        mShapeDrawable.getPaint().setShader(mBitmapShader);
        mMatrix = new Matrix();
        mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
        mPaint.setColor(Color.RED);
        mPaint.setStyle(Paint.Style.STROKE);
        mPaint.setStrokeWidth(3);
    }

private Bitmap getLargeNotificationIcon(Bitmap bitmap) {
    Resources resources = mContext.getResources();
    int height = (int) resources.getDimension(android.R.dimen.notification_large_icon_height);
    int width = (int) resources.getDimension(android.R.dimen.notification_large_icon_width);
    final OvalShape circle = new OvalShape();
    circle.resize(width, height);
    final Paint paint = new Paint();
    paint.setColor(ApiCompatibilityUtils.getColor(resources, R.color.google_blue_grey_500));

    final Bitmap result = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(result);
    circle.draw(canvas, paint);
    float leftOffset = (width - bitmap.getWidth()) / 2f;
    float topOffset = (height - bitmap.getHeight()) / 2f;
    if (leftOffset >= 0 && topOffset >= 0) {
        canvas.drawBitmap(bitmap, leftOffset, topOffset, null);
    } else {
        // Scale down the icon into the notification icon dimensions
        canvas.drawBitmap(bitmap,
                new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight()),
                new Rect(0, 0, width, height),
                null);
    }
    return result;
}

private static Bitmap getCircleIcon(
        Context context, @ColorInt int backgroundColor, int backgroundInset,
        @DrawableRes int iconResId, @ColorInt int iconColor, int iconInset) {
    Drawable[] layers = new Drawable[2];
    ShapeDrawable background = new ShapeDrawable(new OvalShape());
    background.getPaint().setColor(backgroundColor);
    Drawable icon = ContextCompat.getDrawable(context, iconResId);
    Drawable tintedIcon = DrawableCompat.wrap(icon.mutate());
    DrawableCompat.setTint(tintedIcon, iconColor);
    layers[0] = background;
    layers[1] = tintedIcon;
    LayerDrawable layerDrawable = new LayerDrawable(layers);
    layerDrawable.setLayerInset(1, iconInset, iconInset, iconInset, iconInset);
    layerDrawable.setLayerInset(0, backgroundInset, backgroundInset, backgroundInset, backgroundInset);
    return drawableToBitmap(layerDrawable);
}

private void buildColorPickerView(View view, int colorCode) {
    view.setVisibility(View.VISIBLE);

    ShapeDrawable biggerCircle = new ShapeDrawable(new OvalShape());
    biggerCircle.setIntrinsicHeight(20);
    biggerCircle.setIntrinsicWidth(20);
    biggerCircle.setBounds(new Rect(0, 0, 20, 20));
    biggerCircle.getPaint().setColor(colorCode);

    ShapeDrawable smallerCircle = new ShapeDrawable(new OvalShape());
    smallerCircle.setIntrinsicHeight(5);
    smallerCircle.setIntrinsicWidth(5);
    smallerCircle.setBounds(new Rect(0, 0, 5, 5));
    smallerCircle.getPaint().setColor(Color.WHITE);
    smallerCircle.setPadding(10, 10, 10, 10);
    Drawable[] drawables = {smallerCircle, biggerCircle};

    LayerDrawable layerDrawable = new LayerDrawable(drawables);

    view.setBackgroundDrawable(layerDrawable);
}

private ShapeHolder addBall(float x, float y) {
    OvalShape circle = new OvalShape();
    circle.resize(50f, 50f);
    ShapeDrawable drawable = new ShapeDrawable(circle);
    ShapeHolder shapeHolder = new ShapeHolder(drawable);
    shapeHolder.setX(x - 25f);
    shapeHolder.setY(y - 25f);
    int red = (int)(Math.random() * 255);
    int green = (int)(Math.random() * 255);
    int blue = (int)(Math.random() * 255);
    int color = 0xff000000 | red << 16 | green << 8 | blue;
    Paint paint = drawable.getPaint(); //new Paint(Paint.ANTI_ALIAS_FLAG);
    int darkColor = 0xff000000 | red/4 << 16 | green/4 << 8 | blue/4;
    RadialGradient gradient = new RadialGradient(37.5f, 12.5f,
            50f, color, darkColor, Shader.TileMode.CLAMP);
    paint.setShader(gradient);
    shapeHolder.setPaint(paint);
    balls.add(shapeHolder);
    return shapeHolder;
}

private Drawable createProductImageDrawable(Product product) {
    final ShapeDrawable background = new ShapeDrawable();
    background.setShape(new OvalShape());
    background.getPaint().setColor(ContextCompat.getColor(getContext(), product.color));

    final BitmapDrawable bitmapDrawable = new BitmapDrawable(getResources(),
        BitmapFactory.decodeResource(getResources(), product.image));

    final LayerDrawable layerDrawable = new LayerDrawable
        (new Drawable[]{background, bitmapDrawable});

    final int padding = (int) getResources().getDimension(R.dimen.spacing_huge);
    layerDrawable.setLayerInset(1, padding, padding, padding, padding);

    return layerDrawable;
}

public void select(int dayOfOrder) {
    this.selected = dayOfOrder;
    resetSelect();
    if (this.mSelectListener != null) {
        this.mSelectListener.onSelect(dayOfOrder);
    }
    TextView tv = (TextView) this.tvList.get(dayOfOrder);
    tv.setTextColor(getResources().getColor(R.color.ju));
    ShapeDrawable oval = new ShapeDrawable(new OvalShape());
    if (dayOfOrder == this.orderOfToday) {
        oval.getPaint().setColor(getResources().getColor(R.color.he));
    } else {
        oval.getPaint().setColor(getResources().getColor(R.color.hb));
    }
    tv.setBackgroundDrawable(oval);
}

private void setShape() {
  ShapeDrawable drawable = new ShapeDrawable();
  // Set color of drawable.
  drawable.getPaint().setColor((backgroundColor == Component.COLOR_DEFAULT)
                               ? SHAPED_DEFAULT_BACKGROUND_COLOR : backgroundColor);
  // Set shape of drawable.
  switch (shape) {
    case Component.BUTTON_SHAPE_ROUNDED:
      drawable.setShape(new RoundRectShape(ROUNDED_CORNERS_ARRAY, null, null));
      break;
    case Component.BUTTON_SHAPE_RECT:
      drawable.setShape(new RectShape());
      break;
    case Component.BUTTON_SHAPE_OVAL:
      drawable.setShape(new OvalShape());
      break;
    default:
      throw new IllegalArgumentException();
  }
  // Set drawable to the background of the button.
  view.setBackgroundDrawable(drawable);
  view.invalidate();
}

public CircleImageView(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

private Drawable createCircleDrawable(int color, float strokeWidth) {
  int alpha = Color.alpha(color);
  int opaqueColor = opaque(color);

  ShapeDrawable fillDrawable = new ShapeDrawable(new OvalShape());

  final Paint paint = fillDrawable.getPaint();
  paint.setAntiAlias(true);
  paint.setColor(opaqueColor);

  Drawable[] layers = {
      fillDrawable,
      createInnerStrokesDrawable(opaqueColor, strokeWidth)
  };

  LayerDrawable drawable = alpha == 255 || !mStrokeVisible
      ? new LayerDrawable(layers)
      : new TranslucentLayerDrawable(alpha, layers);

  int halfStrokeWidth = (int) (strokeWidth / 2f);
  drawable.setLayerInset(1, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth);

  return drawable;
}

public CircleImageViewSupport(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

public CircleImageView(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

private void init(AttributeSet attrs, int defStyle) {
    // Load attributes
    final TypedArray a = getContext().obtainStyledAttributes(
            attrs, R.styleable.LevelView, defStyle, 0);

    mBackground = new ShapeDrawable(new OvalShape());
    mBackground.getPaint().setColor(getResources().getColor(R.color.level_background_color));
    mBubble = new ShapeDrawable(new OvalShape());
    mBubble.getPaint().setColor(getResources().getColor(R.color.level_bubble_color));

    mMarkPaint = new Paint();
    mMarkPaint.setColor(getResources().getColor(R.color.level_mark_color));

    mEdgePaint = new Paint();
    mEdgePaint.setColor(getResources().getColor((R.color.level_edge_color)));
    mEdgePaint.setStyle(Paint.Style.STROKE);
    mEdgePaint.setStrokeWidth(a.getDimension(R.styleable.LevelView_edgeWidth, 10));

    a.recycle();
}

void setupColorImageView(int[] padding, String type, int[] manualDimensions, boolean[] isManualDimensions, int[] autoDimensions) {
    colorImageView = new ImageView(gismoContext);
    fullContainerRelativeLayout.addView(colorImageView);
    colorImageView.setTag(Enums.ItemTag.Image);
    GradientDrawable outlineDrawable = new GradientDrawable();
    ShapeDrawable shapeDrawable = new ShapeDrawable();
    if (type.equals("oval")) {
        shapeDrawable.setShape(new OvalShape());
        outlineDrawable.setShape(GradientDrawable.OVAL);
    } else {
        shapeDrawable.setShape(new RectShape());
        outlineDrawable.setShape(GradientDrawable.RECTANGLE);
    }
    shapeDrawable.setIntrinsicWidth(isManualDimensions[0] ? manualDimensions[0] : autoDimensions[0]);
    shapeDrawable.setIntrinsicHeight(isManualDimensions[1] ? manualDimensions[1] : autoDimensions[1]);
    colorImageView.setImageDrawable(new LayerDrawable(new Drawable[]{shapeDrawable, outlineDrawable}));
    colorImageView.getLayoutParams().height = RelativeLayout.LayoutParams.WRAP_CONTENT;
    colorImageView.getLayoutParams().width = RelativeLayout.LayoutParams.WRAP_CONTENT;
    colorImageView.setPadding(padding[0], padding[1], padding[2], padding[3]);
    colorImageView.setAdjustViewBounds(true);
}

public CircleImageView(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = (int) mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

public SwipyCircleImageView(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = (int) mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

private void createMovingItem() {
    OvalShape circle = new OvalShape();
    ShapeDrawable drawable = new ShapeDrawable(circle);
    movingItem = new ShapeHolder(drawable);
    Paint paint = drawable.getPaint();
    paint.setColor(mIndicatorSelectedBackground);
    paint.setAntiAlias(true);

    switch (mIndicatorMode){
        case INSIDE:
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_ATOP));
            break;
        case OUTSIDE:
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER));
            break;
        case SOLO:
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC));
            break;
    }

    movingItem.setPaint(paint);
}

private void createMovingItem() {
    OvalShape circle = new OvalShape();
    ShapeDrawable drawable = new ShapeDrawable(circle);
    movingItem = new ShapeHolder(drawable);
    Paint paint = drawable.getPaint();
    paint.setColor(mIndicatorSelectedBackground);
    paint.setAntiAlias(true);

    switch (mIndicatorMode) {
        case INSIDE:
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_ATOP));
            break;
        case OUTSIDE:
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_OVER));
            break;
        case SOLO:
            paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC));
            break;
    }

    movingItem.setPaint(paint);
}

public CircleImageView(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

private Drawable createCircleDrawable(int color, float strokeWidth) {
  int alpha = Color.alpha(color);
  int opaqueColor = opaque(color);

  ShapeDrawable fillDrawable = new ShapeDrawable(new OvalShape());

  final Paint paint = fillDrawable.getPaint();
  paint.setAntiAlias(true);
  paint.setColor(opaqueColor);

  Drawable[] layers = {
      fillDrawable,
      createInnerStrokesDrawable(opaqueColor, strokeWidth)
  };

  LayerDrawable drawable = alpha == 255 || !mStrokeVisible
      ? new LayerDrawable(layers)
      : new TranslucentLayerDrawable(alpha, layers);

  int halfStrokeWidth = (int) (strokeWidth / 2f);
  drawable.setLayerInset(1, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth, halfStrokeWidth);

  return drawable;
}

public CircleImageView(Context context, int color, final float radius) {
    super(context);
    final float density = getContext().getResources().getDisplayMetrics().density;
    final int diameter = (int) (radius * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);

    mShadowRadius = (int) (density * SHADOW_RADIUS);

    ShapeDrawable circle;
    if (elevationSupported()) {
        circle = new ShapeDrawable(new OvalShape());
        ViewCompat.setElevation(this, SHADOW_ELEVATION * density);
    } else {
        OvalShape oval = new OvalShadow(mShadowRadius, diameter);
        circle = new ShapeDrawable(oval);
        ViewCompat.setLayerType(this, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
        circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
                KEY_SHADOW_COLOR);
        final int padding = mShadowRadius;
        // set padding so the inner image sits correctly within the shadow.
        setPadding(padding, padding, padding, padding);
    }
    circle.getPaint().setColor(color);
    setBackgroundDrawable(circle);
}

private ArrayList<ImageButton> generateFollowCircles() {

        int diameter = mFAB.getType() == FloatingActionButton.TYPE_NORMAL ?
                Utils.getDimension(mContext, R.dimen.fab_size_normal) :
                Utils.getDimension(mContext, R.dimen.fab_size_mini);

        ArrayList<ImageButton> circles = new ArrayList<>(mMenuItems.size());
        for (MenuItem item : mMenuItems) {
            ImageButton circle = new ImageButton(mContext);
            OvalShape ovalShape = new OvalShape();
            ShapeDrawable shapeDrawable = new ShapeDrawable(ovalShape);
            shapeDrawable.getPaint().setColor(getResources().getColor(item.getBgColor()));
            circle.setBackgroundDrawable(shapeDrawable);
            circle.setImageResource(item.getIcon());
            LayoutParams lp = new LayoutParams(diameter, diameter);
            circle.setLayoutParams(lp);
            circles.add(circle);
        }

        return circles;
    }

@Override
public Drawable createShadowShapeDrawable(Context context, final CircleLoadingView circleLoadingView, int shadowColor) {
    final float density = context.getResources().getDisplayMetrics().density;
    ShapeDrawable circle = new ShapeDrawable(new OvalShape());
    circle.getPaint().setColor(shadowColor);
    final float elevation = SHADOW_ELEVATION * density;
    circleLoadingView.setElevation(elevation);

    circleLoadingView.getViewTreeObserver().addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
        @Override
        public void onGlobalLayout() {
            ViewParent p = circleLoadingView.getParent();
            if(p instanceof ViewGroup) {
                final int margin = (int) elevation;
                ViewGroup.LayoutParams params = circleLoadingView.getLayoutParams();
                if(params instanceof ViewGroup.MarginLayoutParams){
                    ((ViewGroup.MarginLayoutParams) params).setMargins(margin, margin, margin, margin);
                }
            }

            circleLoadingView.getViewTreeObserver().removeOnGlobalLayoutListener(this);
        }
    });

    return circle;
}

@Override
public Drawable createShadowShapeDrawable(Context context, CircleLoadingView circleLoadingView, int shadowColor) {
    final float density = context.getResources().getDisplayMetrics().density;
    mShadowRadius = (int) (density * SHADOW_RADIUS);
    final int diameter = (int) (RADIUS * density * 2);
    final int shadowYOffset = (int) (density * Y_OFFSET);
    final int shadowXOffset = (int) (density * X_OFFSET);
    OvalShape oval = new OvalShadow(mShadowRadius, diameter);
    ShapeDrawable circle = new ShapeDrawable(oval);
    ViewCompat.setLayerType(circleLoadingView, ViewCompat.LAYER_TYPE_SOFTWARE, circle.getPaint());
    circle.getPaint().setShadowLayer(mShadowRadius, shadowXOffset, shadowYOffset,
            KEY_SHADOW_COLOR);
    final int padding = mShadowRadius;
    // set padding so the inner image sits correctly within the shadow.
    circleLoadingView.setPadding(padding, padding, padding, padding);
    return circle;
}

public RevealColorView(Context context, AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    //eclipse
    if (isInEditMode()) {
        return;
    }
    //new出View来
    inkView = new View(context);
    //加到这个layout里面去
    addView(inkView);
    //那个圆
    circle = new ShapeDrawable(new OvalShape());
    //设置background进去
    AppCompat.setBackgroundDrawable(inkView, circle);
    //隐藏
    inkView.setVisibility(View.INVISIBLE);
}