修改大屏无人机地图弹窗显示不全问题，设置可拖动

ZhuDongming

2019-08-21 e34d88ad7d3d950da12f032e6932ba14f868db72

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distributionUrl=https://repo1.maven.org/maven2/org/apache/maven/apache-maven/3.5.2/apache-maven-3.5.2-bin.zip