Example usage for android.graphics.drawable VectorDrawable setCallback

Introduction

In this page you can find the example usage for android.graphics.drawable VectorDrawable setCallback.

Prototype

public final void setCallback(@Nullable Callback cb) 

Source Link

Document

Bind a Callback object to this Drawable.

Usage

From source file:com.hippo.vector.AnimatedVectorDrawable.java

public void inflate(Context context, XmlPullParser parser, AttributeSet attrs)
        throws XmlPullParserException, IOException {
    final AnimatedVectorDrawableState state = mAnimatedVectorState;

    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 = context.obtainStyledAttributes(attrs, R.styleable.AnimatedVectorDrawable);
                int drawableRes = a.getResourceId(R.styleable.AnimatedVectorDrawable_drawable, 0);
                if (drawableRes != 0) {
                    VectorDrawable vectorDrawable = VectorDrawable.create(context, drawableRes);
                    if (vectorDrawable != null) {
                        vectorDrawable.setAllowCaching(false);
                        vectorDrawable.setCallback(mCallback);
                        pathErrorScale = vectorDrawable.getPixelSize();
                        if (state.mVectorDrawable != null) {
                            state.mVectorDrawable.setCallback(null);
                        }/* w ww.  j a va 2  s .c  om*/
                        state.mVectorDrawable = vectorDrawable;
                    }
                }
                a.recycle();
            } else if (TARGET.equals(tagName)) {
                final TypedArray a = context.obtainStyledAttributes(attrs,
                        R.styleable.AnimatedVectorDrawableTarget);
                final String target = a.getString(R.styleable.AnimatedVectorDrawableTarget_name);
                final int animResId = a.getResourceId(R.styleable.AnimatedVectorDrawableTarget_animation, 0);
                if (animResId != 0) {
                    state.addTargetAnimator(target,
                            AnimatorInflater.loadAnimator(context, animResId, pathErrorScale));
                }
                a.recycle();
            }
        }

        eventType = parser.next();
    }
}

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