def findPivotIntersection(self, pivot, pivotEdge, edge, refPt, d, color):
PathLog.track("(%.2f, %.2f)^%.2f - [(%.2f, %.2f), (%.2f, %.2f)]" %
(pivotEdge.Curve.Center.x, pivotEdge.Curve.Center.y,
pivotEdge.Curve.Radius, edge.Vertexes[0].Point.x,
edge.Vertexes[0].Point.y, edge.Vertexes[1].Point.x,
edge.Vertexes[1].Point.y))
ppt = None
pptDistance = 0
for pt in DraftGeomUtils.findIntersection(edge, pivotEdge, dts=False):
#debugMarker(pt, "pti.%d-%s.in" % (self.boneId, d), color, 0.2)
distance = (pt - refPt).Length
PathLog.debug(" --> (%.2f, %.2f): %.2f" %
(pt.x, pt.y, distance))
if not ppt or pptDistance < distance:
ppt = pt
pptDistance = distance
if not ppt:
tangent = DraftGeomUtils.findDistance(pivot, edge)
if tangent:
PathLog.debug("Taking tangent as intersect %s" % tangent)
ppt = pivot + tangent
else:
PathLog.debug("Taking chord start as intersect %s" %
inChordStart)
ppt = inChord.Start
#debugMarker(ppt, "ptt.%d-%s.in" % (self.boneId, d), color, 0.2)
PathLog.debug(" --> (%.2f, %.2f)" % (ppt.x, ppt.y))
return ppt
def calc(self):
import Part
if (self.p1 != None) and (self.p2 != None):
points = [DraftVecUtils.tup(self.p1,True),DraftVecUtils.tup(self.p2,True),\
DraftVecUtils.tup(self.p1,True),DraftVecUtils.tup(self.p2,True)]
if self.p3 != None:
p1 = self.p1
p4 = self.p2
if DraftVecUtils.equals(p1, p4):
proj = None
else:
base = Part.LineSegment(p1, p4).toShape()
proj = DraftGeomUtils.findDistance(self.p3, base)
if not proj:
p2 = p1
p3 = p4
else:
p2 = p1.add(proj.negative())
p3 = p4.add(proj.negative())
points = [
DraftVecUtils.tup(p1),
DraftVecUtils.tup(p2),
DraftVecUtils.tup(p3),
DraftVecUtils.tup(p4)
]
self.coords.point.setValues(0, 4, points)
def calc(self):
import Part
if (self.p1 != None) and (self.p2 != None):
points = [
DraftVecUtils.tup(self.p1, True),
DraftVecUtils.tup(self.p2, True),
DraftVecUtils.tup(self.p1, True),
DraftVecUtils.tup(self.p2, True),
]
if self.p3 != None:
p1 = self.p1
p4 = self.p2
if DraftVecUtils.equals(p1, p4):
proj = None
else:
base = Part.Line(p1, p4).toShape()
proj = DraftGeomUtils.findDistance(self.p3, base)
if not proj:
p2 = p1
p3 = p4
else:
p2 = p1.add(proj.negative())
p3 = p4.add(proj.negative())
points = [DraftVecUtils.tup(p1), DraftVecUtils.tup(p2), DraftVecUtils.tup(p3), DraftVecUtils.tup(p4)]
self.coords.point.setValues(0, 4, points)
def findPivotIntersection(self, pivot, pivotEdge, edge, refPt, d, color):
debugPrint(
"Intersection (%.2f, %.2f)^%.2f - [(%.2f, %.2f), (%.2f, %.2f)]"
% (
pivotEdge.Curve.Center.x,
pivotEdge.Curve.Center.y,
pivotEdge.Curve.Radius,
edge.Vertexes[0].Point.x,
edge.Vertexes[0].Point.y,
edge.Vertexes[1].Point.x,
edge.Vertexes[1].Point.y,
)
)
ppt = None
pptDistance = 0
for pt in DraftGeomUtils.findIntersection(edge, pivotEdge, dts=False):
# debugMarker(pt, "pti.%d-%s.in" % (self.boneId, d), color, 0.2)
distance = (pt - refPt).Length
debugPrint(" --> (%.2f, %.2f): %.2f" % (pt.x, pt.y, distance))
if not ppt or pptDistance < distance:
ppt = pt
pptDistance = distance
if not ppt:
tangent = DraftGeomUtils.findDistance(pivot, edge)
if tangent:
debugPrint("Taking tangent as intersect %s" % tangent)
ppt = pivot + tangent
else:
debugPrint("Taking chord start as intersect %s" % inChordStart)
ppt = inChord.Start
# debugMarker(ppt, "ptt.%d-%s.in" % (self.boneId, d), color, 0.2)
debugPrint(" --> (%.2f, %.2f)" % (ppt.x, ppt.y))
return ppt
def rotjoinTheBeam(beam=None, e1=None, e2=None):
if not (beam and e1 and e2):
beam = beams()[1]
e1, e2 = edges()
rot = FreeCAD.Rotation(e2.tangentAt(0), e1.tangentAt(0))
dist = dgu.findDistance(beam.Placement.Base, e1)
delta = beam.Placement.Base - e2.CenterOfMass
beam.Placement.Rotation = rot.multiply(beam.Placement.Rotation)
beam.Placement.move(rounded(dist + rot.multVec(delta)))
def rotjoinTheBeam(beam=None,e1=None,e2=None):
if not (beam and e1 and e2):
beam=beams()[1]
e1,e2=edges()
rot=FreeCAD.Rotation(e2.tangentAt(0),e1.tangentAt(0))
dist=dgu.findDistance(beam.Placement.Base,e1)
delta=beam.Placement.Base-e2.CenterOfMass
beam.Placement.Rotation=rot.multiply(beam.Placement.Rotation)
beam.Placement.move(rounded(dist+rot.multVec(delta)))
def updateData(self, obj, prop):
"""called when the base object is changed"""
import DraftGui
if prop in ["Start", "End", "Dimline", "Direction"]:
if obj.Start == obj.End:
return
if not hasattr(self, "node"):
return
import Part, DraftGeomUtils
from pivy import coin
# calculate the 4 points
self.p1 = obj.Start
self.p4 = obj.End
base = None
if hasattr(obj, "Direction"):
if not DraftVecUtils.isNull(obj.Direction):
v2 = self.p1.sub(obj.Dimline)
v3 = self.p4.sub(obj.Dimline)
v2 = DraftVecUtils.project(v2, obj.Direction)
v3 = DraftVecUtils.project(v3, obj.Direction)
self.p2 = obj.Dimline.add(v2)
self.p3 = obj.Dimline.add(v3)
if DraftVecUtils.equals(self.p2, self.p3):
base = None
proj = None
else:
base = Part.LineSegment(self.p2, self.p3).toShape()
proj = DraftGeomUtils.findDistance(self.p1, base)
if proj:
proj = proj.negative()
if not base:
if DraftVecUtils.equals(self.p1, self.p4):
base = None
proj = None
else:
base = Part.LineSegment(self.p1, self.p4).toShape()
proj = DraftGeomUtils.findDistance(obj.Dimline, base)
if proj:
self.p2 = self.p1.add(proj.negative())
self.p3 = self.p4.add(proj.negative())
else:
self.p2 = self.p1
self.p3 = self.p4
if proj:
if hasattr(obj.ViewObject, "ExtLines") and hasattr(
obj.ViewObject, "ScaleMultiplier"):
dmax = obj.ViewObject.ExtLines.Value * obj.ViewObject.ScaleMultiplier
if dmax and (proj.Length > dmax):
if (dmax > 0):
self.p1 = self.p2.add(
DraftVecUtils.scaleTo(proj, dmax))
self.p4 = self.p3.add(
DraftVecUtils.scaleTo(proj, dmax))
else:
rest = proj.Length + dmax
self.p1 = self.p2.add(
DraftVecUtils.scaleTo(proj, rest))
self.p4 = self.p3.add(
DraftVecUtils.scaleTo(proj, rest))
else:
proj = (self.p3.sub(self.p2)).cross(App.Vector(0, 0, 1))
# calculate the arrows positions
self.trans1.translation.setValue((self.p2.x, self.p2.y, self.p2.z))
self.coord1.point.setValue((self.p2.x, self.p2.y, self.p2.z))
self.trans2.translation.setValue((self.p3.x, self.p3.y, self.p3.z))
self.coord2.point.setValue((self.p3.x, self.p3.y, self.p3.z))
# calculate dimension and extension lines overshoots positions
self.transDimOvershoot1.translation.setValue(
(self.p2.x, self.p2.y, self.p2.z))
self.transDimOvershoot2.translation.setValue(
(self.p3.x, self.p3.y, self.p3.z))
self.transExtOvershoot1.translation.setValue(
(self.p2.x, self.p2.y, self.p2.z))
self.transExtOvershoot2.translation.setValue(
(self.p3.x, self.p3.y, self.p3.z))
# calculate the text position and orientation
if hasattr(obj, "Normal"):
if DraftVecUtils.isNull(obj.Normal):
if proj:
norm = (self.p3.sub(self.p2).cross(proj)).negative()
else:
norm = App.Vector(0, 0, 1)
else:
norm = App.Vector(obj.Normal)
else:
if proj:
norm = (self.p3.sub(self.p2).cross(proj)).negative()
else:
norm = App.Vector(0, 0, 1)
if not DraftVecUtils.isNull(norm):
norm.normalize()
u = self.p3.sub(self.p2)
u.normalize()
v1 = norm.cross(u)
rot1 = App.Placement(DraftVecUtils.getPlaneRotation(
u, v1, norm)).Rotation.Q
self.transDimOvershoot1.rotation.setValue(
(rot1[0], rot1[1], rot1[2], rot1[3]))
self.transDimOvershoot2.rotation.setValue(
(rot1[0], rot1[1], rot1[2], rot1[3]))
if hasattr(obj.ViewObject, "FlipArrows"):
if obj.ViewObject.FlipArrows:
u = u.negative()
v2 = norm.cross(u)
rot2 = App.Placement(DraftVecUtils.getPlaneRotation(
u, v2, norm)).Rotation.Q
self.trans1.rotation.setValue((rot2[0], rot2[1], rot2[2], rot2[3]))
self.trans2.rotation.setValue((rot2[0], rot2[1], rot2[2], rot2[3]))
if self.p1 != self.p2:
u3 = self.p1.sub(self.p2)
u3.normalize()
v3 = norm.cross(u3)
rot3 = App.Placement(
DraftVecUtils.getPlaneRotation(u3, v3, norm)).Rotation.Q
self.transExtOvershoot1.rotation.setValue(
(rot3[0], rot3[1], rot3[2], rot3[3]))
self.transExtOvershoot2.rotation.setValue(
(rot3[0], rot3[1], rot3[2], rot3[3]))
if hasattr(obj.ViewObject, "TextSpacing") and hasattr(
obj.ViewObject, "ScaleMultiplier"):
ts = obj.ViewObject.TextSpacing.Value * obj.ViewObject.ScaleMultiplier
offset = DraftVecUtils.scaleTo(v1, ts)
else:
offset = DraftVecUtils.scaleTo(v1, 0.05)
rott = rot1
if hasattr(obj.ViewObject, "FlipText"):
if obj.ViewObject.FlipText:
rott = App.Rotation(*rott).multiply(App.Rotation(
norm, 180)).Q
offset = offset.negative()
# setting text
try:
m = obj.ViewObject.DisplayMode
except: # swallow all exceptions here since it always fails on first run (Displaymode enum no set yet)
m = ["2D", "3D"][utils.get_param("dimstyle", 0)]
if m == "3D":
offset = offset.negative()
self.tbase = (self.p2.add(
(self.p3.sub(self.p2).multiply(0.5)))).add(offset)
if hasattr(obj.ViewObject, "TextPosition"):
if not DraftVecUtils.isNull(obj.ViewObject.TextPosition):
self.tbase = obj.ViewObject.TextPosition
self.textpos.translation.setValue(
[self.tbase.x, self.tbase.y, self.tbase.z])
self.textpos.rotation = coin.SbRotation(rott[0], rott[1], rott[2],
rott[3])
su = True
if hasattr(obj.ViewObject, "ShowUnit"):
su = obj.ViewObject.ShowUnit
# set text value
l = self.p3.sub(self.p2).Length
unit = None
if hasattr(obj.ViewObject, "UnitOverride"):
unit = obj.ViewObject.UnitOverride
# special representation if "Building US" scheme
if App.ParamGet("User parameter:BaseApp/Preferences/Units").GetInt(
"UserSchema", 0) == 5:
s = App.Units.Quantity(l, App.Units.Length).UserString
self.string = s.replace("' ", "'- ")
self.string = s.replace("+", " ")
elif hasattr(obj.ViewObject, "Decimals"):
self.string = DraftGui.displayExternal(l,
obj.ViewObject.Decimals,
'Length', su, unit)
else:
self.string = DraftGui.displayExternal(l, None, 'Length', su,
unit)
if hasattr(obj.ViewObject, "Override"):
if obj.ViewObject.Override:
self.string = obj.ViewObject.Override.replace("$dim",\
self.string)
self.text.string = self.text3d.string = utils.string_encode_coin(
self.string)
# set the lines
if m == "3D":
# calculate the spacing of the text
textsize = (len(self.string) *
obj.ViewObject.FontSize.Value) / 4.0
spacing = ((self.p3.sub(self.p2)).Length / 2.0) - textsize
self.p2a = self.p2.add(
DraftVecUtils.scaleTo(self.p3.sub(self.p2), spacing))
self.p2b = self.p3.add(
DraftVecUtils.scaleTo(self.p2.sub(self.p3), spacing))
self.coords.point.setValues(
[[self.p1.x, self.p1.y, self.p1.z],
[self.p2.x, self.p2.y, self.p2.z],
[self.p2a.x, self.p2a.y, self.p2a.z],
[self.p2b.x, self.p2b.y, self.p2b.z],
[self.p3.x, self.p3.y, self.p3.z],
[self.p4.x, self.p4.y, self.p4.z]])
#self.line.numVertices.setValues([3,3])
self.line.coordIndex.setValues(0, 7, (0, 1, 2, -1, 3, 4, 5))
else:
self.coords.point.setValues([[self.p1.x, self.p1.y, self.p1.z],
[self.p2.x, self.p2.y, self.p2.z],
[self.p3.x, self.p3.y, self.p3.z],
[self.p4.x, self.p4.y,
self.p4.z]])
#self.line.numVertices.setValue(4)
self.line.coordIndex.setValues(0, 4, (0, 1, 2, 3))
def action(self, arg):
"""Handle the 3D scene events.
This is installed as an EventCallback in the Inventor view.
Parameters
----------
arg: dict
Dictionary with strings that indicates the type of event received
from the 3D view.
"""
import DraftGeomUtils
if arg["Type"] == "SoKeyboardEvent":
if arg["Key"] == "ESCAPE":
self.finish()
elif arg["Type"] == "SoLocation2Event": # mouse movement detection
self.point, ctrlPoint, info = gui_tool_utils.getPoint(self, arg)
# this is to make sure radius is what you see on screen
if self.center and DraftVecUtils.dist(self.point, self.center) > 0:
viewdelta = DraftVecUtils.project(self.point.sub(self.center),
App.DraftWorkingPlane.axis)
if not DraftVecUtils.isNull(viewdelta):
self.point = self.point.add(viewdelta.negative())
if self.step == 0: # choose center
if gui_tool_utils.hasMod(arg, gui_tool_utils.MODALT):
if not self.altdown:
self.altdown = True
self.ui.switchUi(True)
else:
if self.altdown:
self.altdown = False
self.ui.switchUi(False)
else: # choose radius
if len(self.tangents) == 2:
cir = DraftGeomUtils.circleFrom2tan1pt(
self.tangents[0], self.tangents[1], self.point)
_c = DraftGeomUtils.findClosestCircle(self.point, cir)
self.center = _c.Center
self.arctrack.setCenter(self.center)
elif self.tangents and self.tanpoints:
cir = DraftGeomUtils.circleFrom1tan2pt(
self.tangents[0], self.tanpoints[0], self.point)
_c = DraftGeomUtils.findClosestCircle(self.point, cir)
self.center = _c.Center
self.arctrack.setCenter(self.center)
if gui_tool_utils.hasMod(arg, gui_tool_utils.MODALT):
if not self.altdown:
self.altdown = True
snapped = self.view.getObjectInfo(
(arg["Position"][0], arg["Position"][1]))
if snapped:
ob = self.doc.getObject(snapped['Object'])
num = int(snapped['Component'].lstrip('Edge')) - 1
ed = ob.Shape.Edges[num]
if len(self.tangents) == 2:
cir = DraftGeomUtils.circleFrom3tan(
self.tangents[0], self.tangents[1], ed)
cl = DraftGeomUtils.findClosestCircle(
self.point, cir)
self.center = cl.Center
self.rad = cl.Radius
self.arctrack.setCenter(self.center)
else:
self.rad = self.center.add(
DraftGeomUtils.findDistance(
self.center, ed).sub(self.center)).Length
else:
self.rad = DraftVecUtils.dist(self.point, self.center)
else:
if self.altdown:
self.altdown = False
self.rad = DraftVecUtils.dist(self.point, self.center)
self.ui.setRadiusValue(self.rad, 'Length')
self.arctrack.setRadius(self.rad)
gui_tool_utils.redraw3DView()
elif (arg["Type"] == "SoMouseButtonEvent" and arg["State"] == "DOWN"
and arg["Button"] == "BUTTON1"): # mouse click
if self.point:
if self.step == 0: # choose center
if (not self.node) and (not self.support):
gui_tool_utils.getSupport(arg)
(self.point, ctrlPoint,
info) = gui_tool_utils.getPoint(self, arg)
if gui_tool_utils.hasMod(arg, gui_tool_utils.MODALT):
snapped = self.view.getObjectInfo(
(arg["Position"][0], arg["Position"][1]))
if snapped:
ob = self.doc.getObject(snapped['Object'])
num = int(snapped['Component'].lstrip('Edge')) - 1
ed = ob.Shape.Edges[num]
self.tangents.append(ed)
if len(self.tangents) == 2:
self.arctrack.on()
self.ui.radiusUi()
self.step = 1
_msg(translate("draft", "Pick radius"))
else:
if len(self.tangents) == 1:
self.tanpoints.append(self.point)
else:
self.center = self.point
self.node = [self.point]
self.arctrack.setCenter(self.center)
self.arctrack.on()
self.ui.radiusUi()
self.step = 1
_msg(translate("draft", "Pick radius"))
if self.planetrack:
self.planetrack.set(self.point)
elif self.step == 1: # choose radius
self.drawPolygon()
def action(self, arg):
"""Handle the 3D scene events.
This is installed as an EventCallback in the Inventor view.
Parameters
----------
arg: dict
Dictionary with strings that indicates the type of event received
from the 3D view.
"""
import DraftGeomUtils
plane = App.DraftWorkingPlane
if arg["Type"] == "SoKeyboardEvent":
if arg["Key"] == "ESCAPE":
self.finish()
elif arg["Type"] == "SoLocation2Event": # mouse movement detection
self.point, ctrlPoint, info = gui_tool_utils.getPoint(self, arg)
# this is to make sure radius is what you see on screen
if self.center and DraftVecUtils.dist(self.point, self.center) > 0:
viewdelta = DraftVecUtils.project(self.point.sub(self.center),
plane.axis)
if not DraftVecUtils.isNull(viewdelta):
self.point = self.point.add(viewdelta.negative())
if self.step == 0: # choose center
if gui_tool_utils.hasMod(arg, gui_tool_utils.MODALT):
if not self.altdown:
self.altdown = True
self.ui.switchUi(True)
else:
if self.altdown:
self.altdown = False
self.ui.switchUi(False)
elif self.step == 1: # choose radius
if len(self.tangents) == 2:
cir = DraftGeomUtils.circleFrom2tan1pt(self.tangents[0],
self.tangents[1],
self.point)
_c = DraftGeomUtils.findClosestCircle(self.point, cir)
self.center = _c.Center
self.arctrack.setCenter(self.center)
elif self.tangents and self.tanpoints:
cir = DraftGeomUtils.circleFrom1tan2pt(self.tangents[0],
self.tanpoints[0],
self.point)
_c = DraftGeomUtils.findClosestCircle(self.point, cir)
self.center = _c.Center
self.arctrack.setCenter(self.center)
if gui_tool_utils.hasMod(arg, gui_tool_utils.MODALT):
if not self.altdown:
self.altdown = True
if info:
ob = self.doc.getObject(info['Object'])
num = int(info['Component'].lstrip('Edge')) - 1
ed = ob.Shape.Edges[num]
if len(self.tangents) == 2:
cir = DraftGeomUtils.circleFrom3tan(self.tangents[0],
self.tangents[1],
ed)
cl = DraftGeomUtils.findClosestCircle(self.point, cir)
self.center = cl.Center
self.rad = cl.Radius
self.arctrack.setCenter(self.center)
else:
self.rad = self.center.add(DraftGeomUtils.findDistance(self.center, ed).sub(self.center)).Length
else:
self.rad = DraftVecUtils.dist(self.point, self.center)
else:
if self.altdown:
self.altdown = False
self.rad = DraftVecUtils.dist(self.point, self.center)
self.ui.setRadiusValue(self.rad, "Length")
self.arctrack.setRadius(self.rad)
self.linetrack.p1(self.center)
self.linetrack.p2(self.point)
self.linetrack.on()
elif (self.step == 2): # choose first angle
currentrad = DraftVecUtils.dist(self.point, self.center)
if currentrad != 0:
angle = DraftVecUtils.angle(plane.u, self.point.sub(self.center), plane.axis)
else:
angle = 0
self.linetrack.p2(DraftVecUtils.scaleTo(self.point.sub(self.center), self.rad).add(self.center))
self.ui.setRadiusValue(math.degrees(angle), unit="Angle")
self.firstangle = angle
else:
# choose second angle
currentrad = DraftVecUtils.dist(self.point, self.center)
if currentrad != 0:
angle = DraftVecUtils.angle(plane.u, self.point.sub(self.center), plane.axis)
else:
angle = 0
self.linetrack.p2(DraftVecUtils.scaleTo(self.point.sub(self.center), self.rad).add(self.center))
self.updateAngle(angle)
self.ui.setRadiusValue(math.degrees(self.angle), unit="Angle")
self.arctrack.setApertureAngle(self.angle)
gui_tool_utils.redraw3DView()
elif arg["Type"] == "SoMouseButtonEvent": # mouse click
if arg["State"] == "DOWN" and arg["Button"] == "BUTTON1":
if self.point:
if self.step == 0: # choose center
if not self.support:
gui_tool_utils.getSupport(arg)
(self.point,
ctrlPoint, info) = gui_tool_utils.getPoint(self, arg)
if gui_tool_utils.hasMod(arg, gui_tool_utils.MODALT):
snapped = self.view.getObjectInfo((arg["Position"][0],
arg["Position"][1]))
if snapped:
ob = self.doc.getObject(snapped['Object'])
num = int(snapped['Component'].lstrip('Edge')) - 1
ed = ob.Shape.Edges[num]
self.tangents.append(ed)
if len(self.tangents) == 2:
self.arctrack.on()
self.ui.radiusUi()
self.step = 1
self.ui.setNextFocus()
self.linetrack.on()
_msg(translate("draft", "Pick radius"))
else:
if len(self.tangents) == 1:
self.tanpoints.append(self.point)
else:
self.center = self.point
self.node = [self.point]
self.arctrack.setCenter(self.center)
self.linetrack.p1(self.center)
self.linetrack.p2(self.view.getPoint(arg["Position"][0],
arg["Position"][1]))
self.arctrack.on()
self.ui.radiusUi()
self.step = 1
self.ui.setNextFocus()
self.linetrack.on()
_msg(translate("draft", "Pick radius"))
if self.planetrack:
self.planetrack.set(self.point)
elif self.step == 1: # choose radius
if self.closedCircle:
self.drawArc()
else:
self.ui.labelRadius.setText(translate("draft", "Start angle"))
self.ui.radiusValue.setToolTip(translate("draft", "Start angle"))
self.ui.radiusValue.setText(U.Quantity(0, U.Angle).UserString)
self.linetrack.p1(self.center)
self.linetrack.on()
self.step = 2
_msg(translate("draft", "Pick start angle"))
elif self.step == 2: # choose first angle
self.ui.labelRadius.setText(translate("draft", "Aperture angle"))
self.ui.radiusValue.setToolTip(translate("draft", "Aperture angle"))
self.step = 3
# scale center->point vector for proper display
# u = DraftVecUtils.scaleTo(self.point.sub(self.center), self.rad) obsolete?
self.arctrack.setStartAngle(self.firstangle)
_msg(translate("draft", "Pick aperture"))
else: # choose second angle
self.step = 4
self.drawArc()
