[]
type ZoomOptions = object;
Defines viewer zoom control options
optional minZoom: number;
Defines min zoom factor
0.25 (25%)
optional maxZoom: number;
Defines max zoom factor
3 (300%)
optional dropdownZoomFactorValues: number[];
Defines zoom factor array to show in Zoom Control Dropdown in Toolbar
[0.5, 1, 1.5, 2, 3]