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cdj3579 / TrsImageView.java
Created April 28, 2019 10:18
translate, rotate and scale ImageView using rxjava
import android.content.Context;
import android.graphics.Matrix;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.widget.ImageView;
import io.reactivex.Observable;
import io.reactivex.ObservableEmitter;