CanvasTransformerBuilder.java 文件源码

public CanvasTransformer translate(final int openedX, final int closedX, final int openedY, final int closedY, final Interpolator interp) {
    initTransformer();
    mTrans = new CanvasTransformer() {
        public void transformCanvas(Canvas canvas, float percentOpen) {
            mTrans.transformCanvas(canvas, percentOpen);
            float f = interp.getInterpolation(percentOpen);
            canvas.translate((openedX - closedX) * f + closedX, (openedY - closedY) * f + closedY);
        }           
    };
    return mTrans;
}