first commit
adds graphics scene
paints a line
paints line in graphics view
draws line on mouse click
Delete drawarea.cpp
Delete drawarea.h
Delete drawarea.ui
paints entities in graphics scene
implements mouse tracking for line
implements mouse events
enables mouse events for point
commit 1.0
enables mouse events
enables mouse events
Mouse Tracking
set movable off
modified
commit 1.1
Implements line mouse clicks correctly without painting in iteration.
Also corrects implementation of mouse click for point.