centralize tile creation logic in MergedLayerDecorator (4/5)
author Bernhard Beschow
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committer Bernhard Beschow
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commit 360fac1559ba854544c9322d1ecec3fcca7b87d0
tree dc2936d8ce08a1770daaa5396e5c9d3f4cd627f6
parent 2a5f9459e01a23c1be721453981448a9aa233982
centralize tile creation logic in MergedLayerDecorator (4/5)

remove dependency on TileLoader from StackedTileLoader
* introduce MergedLayerDecorator::downloadTile(), which loads requested tile images to disk
* introduce MergedLayerDecorator::reloadTile(), which triggers a tile update from the internet
src/lib/MergedLayerDecorator.cpp
src/lib/MergedLayerDecorator.h
src/lib/StackedTileLoader.cpp