你好，请问你具体的需求是什么，我们有多种缩放方式，可以参考官网的示例代码：https://iclient.supermap.io/examples/classic/editor.html#map_translation
https://iclient.supermap.io/examples/classic/editor.html#controler_zoom
https://iclient.supermap.io/examples/classic/editor.html#controler_panzoombar
https://iclient.supermap.io/examples/classic/editor.html#controler_zoomBox
