private void applyZoom(float zoomRate, int axis) {
zoomRate = Math.max(zoomRate, 0.9f);
zoomRate = Math.min(zoomRate, 1.1f);
if (zoomRate > 0.9 && zoomRate < 1.1) {
mPinchZoom.setZoomRate(zoomRate);
mPinchZoom.apply(axis);
}
}
/**
* Builds the zoom tool.
*
* @param chart the chart
* @param in zoom in or out
* @param rate the zoom rate
*/
public Zoom(AbstractChart chart, boolean in, float rate) {
super(chart);
mZoomIn = in;
setZoomRate(rate);
}