报错如下
cc1plus: warning: -Wabi wont warn about anything [-Wabi]
cc1plus: note: -Wabi warns about differences from the most up-to-date
ABI, which is also used by default
cc1plus: note: use e.g. -Wabi11 to warn about changes from GCC 7 在网上找到了一封邮件…
首先先封装一些openlayers的工具函数,如下所示:
import VectorSource from ol/source/Vector;
import VectorLayer from ol/layer/Vector;
import Style from ol/style/Style;
import Fill from ol/style/Fill;
import Stroke from ol/style/Stroke;
im…