/**
 * @returns A {@link Bitmap} for a {@link Drawable}.
 */
public static Bitmap drawableToBitmap(final Drawable drawable) {
    if (null == drawable) return null;
    if (drawable instanceof BitmapDrawable) {
        return ((BitmapDrawable) drawable).getBitmap();
    }

    final Bitmap bitmap = Bitmap.createBitmap(Math.max(0, drawable.getIntrinsicWidth()),
            Math.max(0, drawable.getIntrinsicHeight()), Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(bitmap);

    // PictureDrawable's get handled separately.
    if (drawable instanceof PictureDrawable) {
        canvas.drawPicture(((PictureDrawable) drawable).getPicture());
        return bitmap;
    }

    drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
    drawable.draw(canvas);

    return bitmap;
}
 

@Override
public void attachView(ImageZoomMvpView mvpView) {

    super.attachView(mvpView);

    requestBuilder = Glide.with(getMvpView().getAppContext())
            .using(Glide.buildStreamModelLoader(Uri.class,
                    getMvpView().getAppContext()), InputStream.class)
            .from(Uri.class)
            .as(SVG.class)
            .transcode(new SvgDrawableTranscoder(), PictureDrawable.class)
            .sourceEncoder(new StreamEncoder())
            .cacheDecoder(new FileToStreamDecoder<SVG>(new SvgDecoder()))
            .decoder(new SvgDecoder())
            .placeholder(R.drawable.placeholder)
            .error(R.drawable.placeholder)
            .override(Target.SIZE_ORIGINAL, Target.SIZE_ORIGINAL)
            .animate(android.R.anim.fade_in);

}
 

/**
 * @returns A {@link Bitmap} for a {@link Drawable}.
 */
public static Bitmap drawableToBitmap(final Drawable drawable) {
    if (null == drawable) return null;
    if (drawable instanceof BitmapDrawable) {
        return ((BitmapDrawable) drawable).getBitmap();
    }

    final Bitmap bitmap = Bitmap.createBitmap(Math.max(0, drawable.getIntrinsicWidth()),
            Math.max(0, drawable.getIntrinsicHeight()), Bitmap.Config.ARGB_8888);
    final Canvas canvas = new Canvas(bitmap);

    // PictureDrawable's get handled separately.
    if (drawable instanceof PictureDrawable) {
        canvas.drawPicture(((PictureDrawable) drawable).getPicture());
        return bitmap;
    }

    drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
    drawable.draw(canvas);

    return bitmap;
}
 

@Override
public boolean onException(Exception e, T model, Target<PictureDrawable> target, boolean isFirstResource) {
    ImageView view = ((ImageViewTarget<?>) target).getView();
    if (Build.VERSION_CODES.HONEYCOMB <= Build.VERSION.SDK_INT) {
        view.setLayerType(ImageView.LAYER_TYPE_NONE, null);
    }
    return false;
}
 

@Override
public boolean onResourceReady(PictureDrawable resource, T model, Target<PictureDrawable> target,
                               boolean isFromMemoryCache, boolean isFirstResource) {
    ImageView view = ((ImageViewTarget<?>) target).getView();
    if (Build.VERSION_CODES.HONEYCOMB <= Build.VERSION.SDK_INT) {
        view.setLayerType(ImageView.LAYER_TYPE_SOFTWARE, null);
    }
    return false;
}
 

@Override
public Resource<PictureDrawable> transcode(Resource<SVG> toTranscode) {
    SVG svg = toTranscode.get();
    Picture picture = svg.renderToPicture();
    PictureDrawable drawable = new PictureDrawable(picture);
    return new SimpleResource<PictureDrawable>(drawable);
}
 

@Override
public boolean onLoadFailed(GlideException e, Object model, Target<PictureDrawable> target,
                            boolean isFirstResource) {
    ImageView view = ((ImageViewTarget<?>) target).getView();
    view.setLayerType(ImageView.LAYER_TYPE_NONE, null);

    if (customListener != null) {
        customListener.onLoadFailed();
    }
    return false;
}
 

@Override
public boolean onResourceReady(PictureDrawable resource, Object model,
                               Target<PictureDrawable> target, DataSource dataSource, boolean isFirstResource) {
    ImageView view = ((ImageViewTarget<?>) target).getView();
    view.setLayerType(ImageView.LAYER_TYPE_SOFTWARE, null);

    if (customListener != null) {
        customListener.onResourceReady();
    }

    return false;
}
 

@Nullable
@Override
public Resource<PictureDrawable> transcode(@NonNull Resource<SVG> toTranscode,
                                           @NonNull Options options) {
  SVG svg = toTranscode.get();
  Picture picture = svg.renderToPicture();
  PictureDrawable drawable = new PictureDrawable(picture);
  return new SimpleResource<>(drawable);
}
 

@NonNull
@Override
public Drawable decode(@Nullable String contentType, @NonNull InputStream inputStream) {

    final SVG svg;
    try {
        svg = SVG.getFromInputStream(inputStream);
    } catch (SVGParseException e) {
        throw new IllegalStateException("Exception decoding SVG", e);
    }

    final Picture picture = svg.renderToPicture();
    return new PictureDrawable(picture);
}
 

private void  doRender()
{
   if (svg == null)
      return;
   Picture  picture = this.svg.renderToPicture(renderOptions);
   setSoftwareLayerType();
   setImageDrawable(new PictureDrawable(picture));
}
 

public static Bitmap pictureToBitmap(final Picture picture, final int w, final int h)
{
    final PictureDrawable pd = new PictureDrawable(picture);
    final Bitmap bitmap = Bitmap.createBitmap(w, h, getBitmapConfig());
    final Canvas canvas = new Canvas(bitmap);
    canvas.drawPicture(pd.getPicture());
    return bitmap;
}
 

/**
     * Create a picture drawable from the SVG.
     * @return the PictureDrawable.
     */
    public PictureDrawable createPictureDrawable() {
        return new PictureDrawable(picture);
//        return new PictureDrawable(picture) {
//            @Override
//            public int getIntrinsicWidth() {
//                if (bounds != null) {
//                    return (int) bounds.width();
//                } else if (limits != null) {
//                    return (int) limits.width();
//                } else {
//                    return -1;
//                }
//            }
//
//            @Override
//            public int getIntrinsicHeight() {
//                if (bounds != null) {
//                    return (int) bounds.height();
//                } else if (limits != null) {
//                    return (int) limits.height();
//                } else {
//                    return -1;
//                }
//            }
//        };
    }
 

private static Bitmap picture2Bitmap(Picture picture){
    PictureDrawable pictureDrawable = new PictureDrawable(picture);
    Bitmap bitmap = Bitmap.createBitmap(pictureDrawable.getIntrinsicWidth(), pictureDrawable.getIntrinsicHeight(), Config.ARGB_8888);
    //Log.e(TAG, "picture size: " + pictureDrawable.getIntrinsicWidth() + " " + pictureDrawable.getIntrinsicHeight());
    Canvas canvas = new Canvas(bitmap);
    canvas.drawPicture(pictureDrawable.getPicture());
    return bitmap;
}
 

/**
     * Create a picture drawable from the SVG.
     * @return the PictureDrawable.
     */
    public PictureDrawable createPictureDrawable() {
        return new PictureDrawable(picture);
//        return new PictureDrawable(picture) {
//            @Override
//            public int getIntrinsicWidth() {
//                if (bounds != null) {
//                    return (int) bounds.width();
//                } else if (limits != null) {
//                    return (int) limits.width();
//                } else {
//                    return -1;
//                }
//            }
//
//            @Override
//            public int getIntrinsicHeight() {
//                if (bounds != null) {
//                    return (int) bounds.height();
//                } else if (limits != null) {
//                    return (int) limits.height();
//                } else {
//                    return -1;
//                }
//            }
//        };
    }
 

@Override
public boolean onException(Exception e, T model, Target<PictureDrawable> target,
                           boolean isFirstResource) {
    ImageView view = ((ImageViewTarget<?>) target).getView();
    if (Build.VERSION_CODES.HONEYCOMB <= Build.VERSION.SDK_INT) {
        view.setLayerType(ImageView.LAYER_TYPE_NONE, null);
    }
    return false;
}
 

@Override
public boolean onResourceReady(PictureDrawable resource, T model
        , Target<PictureDrawable> target, boolean isFromMemoryCache, boolean isFirstResource) {
    ImageView view = ((ImageViewTarget<?>) target).getView();
    if (Build.VERSION_CODES.HONEYCOMB <= Build.VERSION.SDK_INT) {
        view.setLayerType(ImageView.LAYER_TYPE_SOFTWARE, null);
    }
    return false;
}
 

@Override
public Resource<PictureDrawable> transcode(Resource<SVG> toTranscode) {
    SVG svg = toTranscode.get();
    Picture picture = svg.renderToPicture();
    PictureDrawable drawable = new PictureDrawable(picture);
    return new SimpleResource<PictureDrawable>(drawable);
}
 

/**
 * Load an SVG image from the given resource id.
 */
@Override
public void setImageResource(int resourceId) {
    try {
        SVG svg = SVG.getFromResource(getContext(), resourceId);
        setSoftwareLayerType();
        setImageDrawable(new PictureDrawable(svg.renderToPicture()));
    } catch (SVGParseException e) {
        Log.w("SVGImageView", "Unable to find resource: " + resourceId, e);
    }
}
 

/**
 * Load an SVG image from the given asset filename.
 */
public void setImageAsset(String filename) {
    try {
        SVG svg = SVG.getFromAsset(getContext().getAssets(), filename);
        setSoftwareLayerType();
        setImageDrawable(new PictureDrawable(svg.renderToPicture()));
    } catch (Exception e) {
        Log.w("SVGImageView", "Unable to find asset file: " + filename, e);
    }
}
 

public void setImageFile(String filename) {
    try {
        SVG svg = SVG.getFromFile(getContext(), filename);
        setSoftwareLayerType();
        setImageDrawable(new PictureDrawable(svg.renderToPicture()));
    } catch (Exception e) {
        Log.w("SVGImageView", "Unable to find asset file: " + filename, e);
    }
}
 

/**
     * Create a picture drawable from the SVG.
     * @return the PictureDrawable.
     */
    public PictureDrawable createPictureDrawable() {
        return new PictureDrawable(picture);
//        return new PictureDrawable(picture) {
//            @Override
//            public int getIntrinsicWidth() {
//                if (bounds != null) {
//                    return (int) bounds.width();
//                } else if (limits != null) {
//                    return (int) limits.width();
//                } else {
//                    return -1;
//                }
//            }
//
//            @Override
//            public int getIntrinsicHeight() {
//                if (bounds != null) {
//                    return (int) bounds.height();
//                } else if (limits != null) {
//                    return (int) limits.height();
//                } else {
//                    return -1;
//                }
//            }
//        };
    }
 

/**
     * Create a picture drawable from the SVG.
     * @return the PictureDrawable.
     */
    public PictureDrawable createPictureDrawable() {
        return new PictureDrawable(picture);
//        return new PictureDrawable(picture) {
//            @Override
//            public int getIntrinsicWidth() {
//                if (bounds != null) {
//                    return (int) bounds.width();
//                } else if (limits != null) {
//                    return (int) limits.width();
//                } else {
//                    return -1;
//                }
//            }
//
//            @Override
//            public int getIntrinsicHeight() {
//                if (bounds != null) {
//                    return (int) bounds.height();
//                } else if (limits != null) {
//                    return (int) limits.height();
//                } else {
//                    return -1;
//                }
//            }
//        };
    }
 

public SampleView(Context context) {
    super(context);
    setFocusable(true);
    setFocusableInTouchMode(true);

    mPicture = new Picture();
    drawSomething(mPicture.beginRecording(200, 100));
    mPicture.endRecording();

    mDrawable = new PictureDrawable(mPicture);
}
 

/**
     * Create a picture drawable from the SVG.
     * @return the PictureDrawable.
     */
    public PictureDrawable createPictureDrawable() {
        return new PictureDrawable(picture);
//        return new PictureDrawable(picture) {
//            @Override
//            public int getIntrinsicWidth() {
//                if (bounds != null) {
//                    return (int) bounds.width();
//                } else if (limits != null) {
//                    return (int) limits.width();
//                } else {
//                    return -1;
//                }
//            }
//
//            @Override
//            public int getIntrinsicHeight() {
//                if (bounds != null) {
//                    return (int) bounds.height();
//                } else if (limits != null) {
//                    return (int) limits.height();
//                } else {
//                    return -1;
//                }
//            }
//        };
    }
 

public static void justLoadImage(Activity activity, Uri uri, ImageView imageView){
    GlideApp.with(activity)
            .as(PictureDrawable.class)
            .listener(new SvgSoftwareLayerSetter()).load(uri).into(imageView);
}
 

public RequestBuilder<PictureDrawable> getRequestBuilder() {
    return requestBuilder;
}
 

private void createRequestBuilder(Context ctx){
    requestBuilder = GlideApp.with(ctx)
            .as(PictureDrawable.class)
            .diskCacheStrategy(DiskCacheStrategy.DATA)
            .listener(new SvgSoftwareLayerSetter());
}
 

@Override
public void registerComponents(@NonNull Context context, @NonNull Glide glide,
    @NonNull Registry registry) {
  registry.register(SVG.class, PictureDrawable.class, new SvgDrawableTranscoder())
      .append(InputStream.class, SVG.class, new SvgDecoder());
}
 

private Drawable rasterizeSVG(MapMarker aiMarker, SVG markerSvg) {
  SVG.Svg svg = markerSvg.getRootElement();
  final float density = view.getContext().getResources().getDisplayMetrics().density;
  float height = aiMarker.Height() <= 0 ? getBestGuessHeight(svg) : aiMarker.Height();
  float width = aiMarker.Width() <= 0 ? getBestGuessWidth(svg) : aiMarker.Width();
  float scaleH = height / getBestGuessHeight(svg);
  float scaleW = width / getBestGuessWidth(svg);
  float scale = (float) Math.sqrt(scaleH * scaleH + scaleW * scaleW);

  // update fill color of SVG <path>
  Paint fillPaint = new Paint();
  Paint strokePaint = new Paint();
  PaintUtil.changePaint(fillPaint, aiMarker.FillColor());
  PaintUtil.changePaint(strokePaint, aiMarker.StrokeColor());
  SVG.Length strokeWidth = new SVG.Length(aiMarker.StrokeWidth() / scale);
  for (SVG.SvgObject element : svg.getChildren()) {
    if (element instanceof SVG.SvgConditionalElement) {
      SVG.SvgConditionalElement path = (SVG.SvgConditionalElement) element;
      path.baseStyle.fill = new SVG.Colour(fillPaint.getColor());
      path.baseStyle.fillOpacity = fillPaint.getAlpha()/255.0f;
      path.baseStyle.stroke = new SVG.Colour(strokePaint.getColor());
      path.baseStyle.strokeOpacity = strokePaint.getAlpha()/255.0f;
      path.baseStyle.strokeWidth = strokeWidth;
      path.baseStyle.specifiedFlags = 0x3d;
      if (path.style != null) {
        if ((path.style.specifiedFlags & SPECIFIED_FILL) == 0) {
          path.style.fill = new SVG.Colour(fillPaint.getColor());
          path.style.specifiedFlags |= SPECIFIED_FILL;
        }
        if ((path.style.specifiedFlags & SPECIFIED_FILL_OPACITY) == 0) {
          path.style.fillOpacity = fillPaint.getAlpha()/255.0f;
          path.style.specifiedFlags |= SPECIFIED_FILL_OPACITY;
        }
        if ((path.style.specifiedFlags & SPECIFIED_STROKE) == 0) {
          path.style.stroke = new SVG.Colour(strokePaint.getColor());
          path.style.specifiedFlags |= SPECIFIED_STROKE;
        }
        if ((path.style.specifiedFlags & SPECIFIED_STROKE_OPACITY) == 0) {
          path.style.strokeOpacity = strokePaint.getAlpha()/255.0f;
          path.style.specifiedFlags |= SPECIFIED_STROKE_OPACITY;
        }
        if ((path.style.specifiedFlags & SPECIFIED_STROKE_WIDTH) == 0) {
          path.style.strokeWidth = strokeWidth;
          path.style.specifiedFlags |= SPECIFIED_STROKE_WIDTH;
        }
      }
    }
  }

  // draw SVG to Picture and create a BitmapDrawable for rendering
  Picture picture = markerSvg.renderToPicture();
  Picture scaledPicture = new Picture();
  Canvas canvas = scaledPicture.beginRecording((int)((width + 2.0f * aiMarker.StrokeWidth()) * density),
      (int)((height + 2.0f * aiMarker.StrokeWidth()) * density));
  canvas.scale(density * scaleW, density * scaleH);
  canvas.translate(strokeWidth.floatValue(), strokeWidth.floatValue());
  picture.draw(canvas);
  scaledPicture.endRecording();
  return new PictureDrawable(scaledPicture);
}