private void setupAnimatorsForTarget(String name, Animator animator) {
Object target = mAnimatedVectorState.mVectorDrawable.getTargetByName(name);
animator.setTarget(target);
if (mAnimatedVectorState.mAnimators == null) {
mAnimatedVectorState.mAnimators = new ArrayList<Animator>();
mAnimatedVectorState.mTargetNameMap = new ArrayMap<Animator, String>();
}
mAnimatedVectorState.mAnimators.add(animator);
mAnimatedVectorState.mTargetNameMap.put(animator, name);
if (DBG_ANIMATION_VECTOR_DRAWABLE) {
Log.v(LOGTAG, "add animator for target " + name + " " + animator);
}
}
public void inflate(
Context c, Resources res, XmlPullParser parser, AttributeSet attrs, Theme theme)
throws XmlPullParserException, IOException {
int eventType = parser.getEventType();
float pathErrorScale = 1;
while (eventType != XmlPullParser.END_DOCUMENT) {
if (eventType == XmlPullParser.START_TAG) {
final String tagName = parser.getName();
if (ANIMATED_VECTOR.equals(tagName)) {
final TypedArray a =
obtainAttributes(res, theme, attrs, R.styleable.AnimatedVectorDrawable);
int drawableRes = a.getResourceId(R.styleable.AnimatedVectorDrawable_android_drawable, 0);
if (drawableRes != 0) {
VectorDrawable vectorDrawable =
(VectorDrawable) VectorDrawable.create(res, drawableRes).mutate();
vectorDrawable.setAllowCaching(false);
pathErrorScale = vectorDrawable.getPixelSize();
mAnimatedVectorState.mVectorDrawable = vectorDrawable;
}
a.recycle();
} else if (TARGET.equals(tagName)) {
final TypedArray a =
obtainAttributes(res, theme, attrs, R.styleable.AnimatedVectorDrawableTarget);
final String target = a.getString(R.styleable.AnimatedVectorDrawableTarget_android_name);
int id = a.getResourceId(R.styleable.AnimatedVectorDrawableTarget_android_animation, 0);
if (id != 0) {
// path animators require separate handling
Animator objectAnimator;
if (isPath(target)) {
objectAnimator = getPathAnimator(c, res, theme, id, pathErrorScale);
} else {
objectAnimator = AnimatorInflater.loadAnimator(c, id);
}
setupAnimatorsForTarget(target, objectAnimator);
}
a.recycle();
}
}
eventType = parser.next();
}
}
@Override
public Drawable.ConstantState getConstantState() {
mAnimatedVectorState.mChangingConfigurations = getChangingConfigurations();
return mAnimatedVectorState;
}
