I find MapFactory quite confusing because the name is "Factory" but it actually is a data structure that holds Map, Handle etc. Removed MapFactory and move all the functionalities to Map.
Other changes
Rename set_listener to on
Add on_layer, to register an event handler specific to the layer
I find MapFactory quite confusing because the name is "Factory" but it actually is a data structure that holds Map, Handle etc. Removed MapFactory and move all the functionalities to Map.
Other changes
Closes #47