private void updateDrawableAttrs(RoundedDrawable drawable) {
drawable.setScaleType(mScaleType);
drawable.setCornerRadius(mCornerRadius);
drawable.setBorderWidth(mBorderWidth);
drawable.setBorderColors(mBorderColor);
drawable.setOval(mOval);
}
/**
* Controls how the image should be resized or moved to match the size of this ImageView.
*
* @param scaleType The desired scaling mode.
* @attr ref android.R.styleable#ImageView_scaleType
*/
@Override
public void setScaleType(ScaleType scaleType) {
if (scaleType == null) {
throw new NullPointerException();
}
if (mScaleType != scaleType) {
mScaleType = scaleType;
switch (scaleType) {
case CENTER:
case CENTER_CROP:
case CENTER_INSIDE:
case FIT_CENTER:
case FIT_START:
case FIT_END:
case FIT_XY:
super.setScaleType(ScaleType.FIT_XY);
break;
default:
super.setScaleType(scaleType);
break;
}
if (mDrawable instanceof RoundedDrawable
&& ((RoundedDrawable) mDrawable).getScaleType() != scaleType) {
((RoundedDrawable) mDrawable).setScaleType(scaleType);
}
if (mBackgroundDrawable instanceof RoundedDrawable
&& ((RoundedDrawable) mBackgroundDrawable).getScaleType() != scaleType) {
((RoundedDrawable) mBackgroundDrawable).setScaleType(scaleType);
}
setWillNotCacheDrawing(true);
requestLayout();
invalidate();
}
}
private void updateAttrs(Drawable drawable) {
if (drawable == null) {
return;
}
if (drawable instanceof RoundedDrawable) {
((RoundedDrawable) drawable).setScaleType(mScaleType);
((RoundedDrawable) drawable).setCornerRadius(mCornerRadius);
mDrawable.setColorFilter(mColorFilter);
} else if (drawable instanceof LayerDrawable) {
// loop through layers to and set drawable attrs
LayerDrawable ld = ((LayerDrawable) drawable);
for (int i = 0, layers = ld.getNumberOfLayers(); i < layers; i++) {
updateAttrs(ld.getDrawable(i));
}
}
}