private void prepareDataAnimation() {

            // Line animations
            for (Line line : data.getLineChartData().getLines()) {
                for (PointValue value : line.getValues()) {
                    // Here I modify target only for Y values but it is OK to modify X targets as well.
                    value.setTarget(value.getX(), (float) Math.random() * 50 + 5);
                }
            }

            // Columns animations
            for (Column column : data.getColumnChartData().getColumns()) {
                for (SubcolumnValue value : column.getValues()) {
                    value.setTarget((float) Math.random() * 50 + 5);
                }
            }
        }
A fragment containing a combo line/column chart view.
hellocharts-samples/src/lecho/lib/hellocharts/samples/ComboLineColumnChartActivity.java