onScaleUpdate method

dynamic onScaleUpdate(
  1. ScaleUpdateDetails details
)

Implementation

onScaleUpdate(ScaleUpdateDetails details) {
  if(zoomStatus == ZoomStatus.zoomStart || zoomStatus == ZoomStatus.zoomIng){
    //只有启动了缩放，或者缩放中，才可以缩放
    zoomStatus = ZoomStatus.zoomIng;
    dynamic w = scaleInitKw*details.scale;
    w = w.toStringAsFixed(1);
    p.scaleK(num.parse(w),scaleInitIndex);
  }
}