1. Qt6.0 尚未支持ActiveX
2. deprecated 选项设置

2.Pixmap Items' coordinates should be recaled when level changed.

For morden osm server, Tile level has been extended to 20 from 18.

We set a marco that can disable this feature,  if you want to build activec ctrls, please enable this line
DEFINES += BUILD_ACTIVEX_OSM
both for qplanetosm.pro and test_container.pro

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1.declare multi tile layers in ini file:
[tiles]
name0=OSM
name1=google
name2=bing

2.set tile server addresses, Image Alpha Channel in UI

Qt 5.11 Event filter of Close event should be ignored when filter is hitted.

 std::move is removed from return  keyword.

Deleted items still exists in selection set.

for a.tile.openstreetmap.org\b.tile.openstreetmap.org
c.tile.openstreetmap.org
using Y % 3 == 0,1,2 ->a,b,c