Don't show on screen zoom between 1x and 1.1x.

            if( preview.supportsZoom() && show_zoom_pref ) {

                float zoom_ratio = preview.getZoomRatio();

                // only show when actually zoomed in - or out!

                if( zoom_ratio < 1.0f - 1.0e-5f || zoom_ratio > 1.0f + 1.0e-5f ) {

                // but only show if zoomed in by at least 1.1x, to avoid showing when only very slightly

                // zoomed in - otherwise on devices that support zooming out to ultrawide, it's hard to

                // zoom back to exactly 1.0x

                //if( zoom_ratio < 1.0f - 1.0e-5f || zoom_ratio > 1.0f + 1.0e-5f ) {

                if( zoom_ratio < 1.0f - 1.0e-5f || zoom_ratio > 1.1f - 1.0e-5f ) {

                    // Convert the dps to pixels, based on density scale

                    p.setTextSize(14 * scale_font + 0.5f); // convert dps to pixels

                    p.setTextAlign(Paint.Align.CENTER);