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+ Draft Snapper now accepts a coin.SbVec2s as screen position

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git-svn-id: https://free-cad.svn.sourceforge.net/svnroot/free-cad/trunk@5321 e8eeb9e2-ec13-0410-a4a9-efa5cf37419d
This commit is contained in:
yorikvanhavre 2011-12-17 14:47:11 +00:00
parent d41f67e84f
commit db7efd3bf3
1 changed files with 8 additions and 14 deletions
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22
src/Mod/Draft/DraftSnap.py
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@ -81,29 +81,23 @@ class Snapper:
'center':':/icons/Constraint_Concentric.svg',
'ortho':':/icons/Constraint_Perpendicular.svg',
'intersection':':/icons/Constraint_Tangent.svg'}
def activate(self):
"create the trackers"
# setup trackers if needed
if not self.tracker:
self.tracker = DraftTrackers.snapTracker()
if not self.extLine:
self.extLine = DraftTrackers.lineTracker(dotted=True)
if (not self.grid) and Draft.getParam("grid"):
self.grid = DraftTrackers.gridTracker()
if not self.constrainLine:
self.constrainLine = DraftTrackers.lineTracker(dotted=True)
def snap(self,screenpos,lastpoint=None,active=True,constrain=None):
"""snap(screenpos,lastpoint=None,active=True,constrain=None): returns a snapped
point from the given (x,y) screenpos (the position of the mouse cursor), active is to
activate active point snapping or not (passive), lastpoint is an optional
other point used to draw an imaginary segment and get additional snap locations. Constrain can
be set to 0 (horizontal) or 1 (vertical), for more additional snap locations."""
be set to 0 (horizontal) or 1 (vertical), for more additional snap locations.
Screenpos can be a list, a tuple or a coin.SbVec2s object."""
# type conversion if needed
if not isinstance(screenpos,tuple):
if isinstance(screenpos,list):
screenpos = tuple(screenpos)
elif isinstance(screenpos,coin.SbVec2s):
screenpos = tuple(screenpos.getValue())
elif not isinstance(screenpos,tuple):
print "snap needs valid screen position (list, tuple or sbvec2s)"
return None
# setup trackers if needed
if not self.tracker: