# C1CalendarZoomPolicy

If you set the C1Calendar.Theme.BaseFont, you can add the C1CalendarZoomPolicy to get the best zoom result when you zoom C1Calendar.

## Content



If you set the **C1Calendar.Theme.BaseFont**, you can add the **C1CalendarZoomPolicy** to get the best zoom result when you zoom C1Calendar.

The Initial zoomfactor is 100% as shown below:

![](https://cdn.mescius.io/document-site-files/images/b72f799f-5669-44a4-8119-5f3343d59999/images/c1calendar.png)

Set zoomfactor to 120%. The following table illustrates the difference between adding and not adding the **C1CalendarZoomPolicy**:

|   Without ZoomPolicy   |   With ZoomPolicy   |
| --- | --- |
|   **![shows calendar without zoom policy](https://cdn.mescius.io/document-site-files/images/b72f799f-5669-44a4-8119-5f3343d59999/images/calendarwithoutzoompolicy.png)**   |   ![shows calendar with zoom policy](https://cdn.mescius.io/document-site-files/images/b72f799f-5669-44a4-8119-5f3343d59999/images/calendarwithzoompolicy.png)   |