public float computeRawY(float valueY) {
        final float pixelOffset = (valueY - currentViewport.bottom) * (contentRectMinusAllMargins.height() /
                currentViewport.height());
        return contentRectMinusAllMargins.bottom - pixelOffset;
    }
Translates chart value into raw pixel value. Returned value is absolute pixel Y coordinate. If this method
return
0 that means top most pixel of the screen.
hellocharts-library/src/lecho/lib/hellocharts/computator/ChartComputator.java