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Arch: Axis-bbased structural systems are now a separate object - fixes #1486

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This commit is contained in:
Yorik van Havre
2014-03-28 18:31:22 -03:00
parent 4f008b36f8
commit 08d2121334
7 changed files with 684 additions and 76 deletions
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195
src/Mod/Arch/ArchStructure.py
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@@ -309,17 +309,27 @@ def makeStructure(baseobj=None,length=0,width=0,height=0,name=translate("Arch","
obj.ViewObject.ShapeColor = ArchCommands.getDefaultColor("Structure")
return obj
def makeStructuralSystem(objects,axes):
def makeStructuralSystem(objects,axes,name=translate("Arch","StructuralSystem")):
'''makeStructuralSystem(objects,axes): makes a structural system
based on the given objects and axes'''
result = []
if objects and axes:
if not isinstance(objects,list):
objects = [objects]
for o in objects:
s = makeStructure(o)
s.Axes = axes
result.append(s)
obj = FreeCAD.ActiveDocument.addObject("Part::FeaturePython",name)
_StructuralSystem(obj)
_ViewProviderStructuralSystem(obj.ViewObject)
obj.Base = o
obj.Axes = axes
result.append(obj)
o.ViewObject.hide()
Draft.formatObject(obj,o)
FreeCAD.ActiveDocument.recompute()
return result
if len(result) == 1:
return result[0]
else:
return result
def makeProfile(W=46,H=80,tw=3.8,tf=5.2,name="Profile"):
'''makeProfile(W,H,tw,tf): returns a shape with one face describing
@@ -336,7 +346,6 @@ def makeProfile(W=46,H=80,tw=3.8,tf=5.2,name="Profile"):
Draft._ViewProviderDraft(obj.ViewObject)
return obj
class _CommandStructure:
"the Arch Structure command definition"
def GetResources(self):
@@ -354,19 +363,20 @@ class _CommandStructure:
self.continueCmd = False
sel = FreeCADGui.Selection.getSelection()
if sel:
if Draft.getType(sel[0]) != "Structure":
# direct creation
st = Draft.getObjectsOfType(sel,"Structure")
ax = Draft.getObjectsOfType(sel,"Axis")
if st and ax:
FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Structural System")))
FreeCADGui.doCommand("import Arch")
FreeCADGui.doCommand("Arch.makeStructuralSystem(" + ArchCommands.getStringList(st) + "," + ArchCommands.getStringList(ax) + ")")
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
return
elif not(ax) and not(st):
FreeCAD.ActiveDocument.openTransaction(str(translate("Arch","Create Structure")))
FreeCADGui.doCommand("import Arch")
# if selection contains structs and axes, make a system
st = Draft.getObjectsOfType(sel,"Structure")
ax = Draft.getObjectsOfType(sel,"Axis")
if st and ax:
FreeCADGui.doCommand("Arch.makeStructuralSystem(" + ArchCommands.getStringList(st) + "," + ArchCommands.getStringList(ax) + ")")
else:
# else, do normal structs
for obj in sel:
FreeCADGui.doCommand("Arch.makeStructure(FreeCAD.ActiveDocument." + obj.Name + ")")
for obj in sel:
FreeCADGui.doCommand("Arch.makeStructure(FreeCAD.ActiveDocument." + obj.Name + ")")
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
return
@@ -530,10 +540,8 @@ class _Structure(ArchComponent.Component):
obj.addProperty("App::PropertyLength","Length","Arch",translate("Arch","The length of this element, if not based on a profile"))
obj.addProperty("App::PropertyLength","Width","Arch",translate("Arch","The width of this element, if not based on a profile"))
obj.addProperty("App::PropertyLength","Height","Arch",translate("Arch","The height or extrusion depth of this element. Keep 0 for automatic"))
obj.addProperty("App::PropertyLinkList","Axes","Arch",translate("Arch","Axes systems this structure is built on"))
obj.addProperty("App::PropertyLinkList","Armatures","Arch",translate("Arch","Armatures contained in this element"))
obj.addProperty("App::PropertyVector","Normal","Arch",translate("Arch","The normal extrusion direction of this object (keep (0,0,0) for automatic normal)"))
obj.addProperty("App::PropertyIntegerList","Exclude","Arch",translate("Arch","The element numbers to exclude when this structure is based on axes"))
obj.addProperty("App::PropertyEnumeration","Role","Arch",translate("Arch","The role of this structural element"))
obj.addProperty("App::PropertyVectorList","Nodes","Arch",translate("Arch","The structural nodes of this element"))
self.Type = "Structure"
@@ -638,36 +646,17 @@ class _Structure(ArchComponent.Component):
base = self.processSubShapes(obj,base,pl)
if base:
# applying axes
pts = self.getAxisPoints(obj)
apl = self.getAxisPlacement(obj)
if pts:
fsh = []
for i in range(len(pts)):
if hasattr(obj,"Exclude"):
if i in obj.Exclude:
continue
sh = base.copy()
if apl:
sh.Placement.Rotation = apl.Rotation
sh.translate(pts[i])
fsh.append(sh)
obj.Shape = Part.makeCompound(fsh)
# finalizing
else:
if base:
if not base.isNull():
if base.isValid() and base.Solids:
if base.Volume < 0:
base.reverse()
if base.Volume < 0:
FreeCAD.Console.PrintError(translate("Arch","Couldn't compute a shape"))
return
base = base.removeSplitter()
obj.Shape = base
if not pl.isNull():
obj.Placement = pl
if not base.isNull():
if base.isValid() and base.Solids:
if base.Volume < 0:
base.reverse()
if base.Volume < 0:
FreeCAD.Console.PrintError(translate("Arch","Couldn't compute a shape"))
return
base = base.removeSplitter()
obj.Shape = base
if not pl.isNull():
obj.Placement = pl
def onChanged(self,obj,prop):
self.hideSubobjects(obj,prop)
@@ -694,27 +683,7 @@ class _Structure(ArchComponent.Component):
self.nodes = [p1,p2]
#print "calculating nodes: ",self.nodes
obj.Nodes = self.nodes
def getAxisPoints(self,obj):
"returns the gridpoints of linked axes"
import DraftGeomUtils
pts = []
if len(obj.Axes) == 1:
for e in obj.Axes[0].Shape.Edges:
pts.append(e.Vertexes[0].Point)
elif len(obj.Axes) >= 2:
set1 = obj.Axes[0].Shape.Edges
set2 = obj.Axes[1].Shape.Edges
for e1 in set1:
for e2 in set2:
pts.extend(DraftGeomUtils.findIntersection(e1,e2))
return pts
def getAxisPlacement(self,obj):
"returns an axis placement"
if obj.Axes:
return obj.Axes[0].Placement
return None
class _ViewProviderStructure(ArchComponent.ViewProviderComponent):
"A View Provider for the Structure object"
@@ -782,7 +751,6 @@ class _ViewProviderStructure(ArchComponent.ViewProviderComponent):
self.pointstyle.pointSize = vobj.NodeSize
ArchComponent.ViewProviderComponent.onChanged(self,vobj,prop)
class _Profile(Draft._DraftObject):
"A parametric beam profile object"
@@ -813,5 +781,92 @@ class _Profile(Draft._DraftObject):
obj.Shape = p
obj.Placement = pl
class _StructuralSystem(ArchComponent.Component):
"The Structural System object"
def __init__(self,obj):
ArchComponent.Component.__init__(self,obj)
obj.addProperty("App::PropertyLinkList","Axes","Arch",translate("Arch","Axes systems this structure is built on"))
obj.addProperty("App::PropertyIntegerList","Exclude","Arch",translate("Arch","The element numbers to exclude when this structure is based on axes"))
self.Type = "StructuralSystem"
def execute(self,obj):
"creates the structure shape"
import Part, DraftGeomUtils
# creating base shape
pl = obj.Placement
if obj.Base:
if obj.Base.isDerivedFrom("Part::Feature"):
if obj.Base.Shape.isNull():
return
if not obj.Base.Shape.Solids:
return
base = None
# applying axes
pts = self.getAxisPoints(obj)
apl = self.getAxisPlacement(obj)
if pts:
fsh = []
for i in range(len(pts)):
sh = obj.Base.Shape.copy()
if hasattr(obj,"Exclude"):
if i in obj.Exclude:
continue
if apl:
sh.Placement.Rotation = sh.Placement.Rotation.multiply(apl.Rotation)
sh.translate(pts[i])
fsh.append(sh)
if fsh:
base = Part.makeCompound(fsh)
base = self.processSubShapes(obj,base,pl)
if base:
if not base.isNull():
if base.isValid() and base.Solids:
if base.Volume < 0:
base.reverse()
if base.Volume < 0:
FreeCAD.Console.PrintError(translate("Arch","Couldn't compute a shape"))
return
base = base.removeSplitter()
obj.Shape = base
if not pl.isNull():
obj.Placement = pl
def getAxisPoints(self,obj):
"returns the gridpoints of linked axes"
import DraftGeomUtils
pts = []
if len(obj.Axes) == 1:
for e in obj.Axes[0].Shape.Edges:
pts.append(e.Vertexes[0].Point)
elif len(obj.Axes) >= 2:
set1 = obj.Axes[0].Shape.Edges
set2 = obj.Axes[1].Shape.Edges
for e1 in set1:
for e2 in set2:
pts.extend(DraftGeomUtils.findIntersection(e1,e2))
return pts
def getAxisPlacement(self,obj):
"returns an axis placement"
if obj.Axes:
return obj.Axes[0].Placement
return None
class _ViewProviderStructuralSystem(ArchComponent.ViewProviderComponent):
"A View Provider for the Structural System object"
def getIcon(self):
import Arch_rc
return ":/icons/Arch_StructuralSystem_Tree.svg"
if FreeCAD.GuiUp:
FreeCADGui.addCommand('Arch_Structure',_CommandStructure())