view can scale and translate
I have use two methods to update items and to move items,but it is still slow ...
custom graphicsitem successfully and complete the main function of nodegraphics
add some useful vs file like .sln
remove some useless file
node graphics almost completed, but legend
delete nodegraphicsview, it is replaced by graphicsview
restruct the code, road level graphic is half completed
complete bus num graphics
complete junction-type and turnrestriction graphics
last 5 graphs not completed
all graphs completed, custom-function not completed!
complete all graphs
actually it is a test
complete some config dialog
complete all functionality
Merge branch 'graphics_view_test'

Conflicts:
	TrafficSimulation/TrafficSimulation.v11.suo
nothing
道路等级图 图例道路名称纠正
Merge branch 'graphics_view_test'

Conflicts:
	TrafficSimulation/TrafficSimulation.v11.suo