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Diffstat (limited to 'release/scripts')
-rw-r--r-- | release/scripts/export_dxf.py | 860 |
1 files changed, 860 insertions, 0 deletions
diff --git a/release/scripts/export_dxf.py b/release/scripts/export_dxf.py new file mode 100644 index 00000000000..66586156359 --- /dev/null +++ b/release/scripts/export_dxf.py @@ -0,0 +1,860 @@ +#!BPY + +""" + Name: 'Autodesk DXF (.dxf)' + Blender: 247 + Group: 'Export' + Tooltip: 'Export geometry to DXF-r12 (Drawing eXchange Format).' +""" + +__version__ = "v1.25beta - 2008.09.28" +__author__ = "Stani & migius(Remigiusz Fiedler)" +__license__ = "GPL" +__url__ = "http://wiki.blender.org/index.php/Scripts/Manual/Export/autodesk_dxf" +__bpydoc__ ="""The script exports Blender geometry to DXF format r12 version. + +Copyright %s +Version %s +License %s +Homepage %s + +See the homepage for documentation. +url: +""" % (__author__,__version__,__license__,__url__) + +""" +IDEAs: + - correct normals for POLYLINE-POLYFACE objects via correct point-order + - HPGL output for 2d and flattened3d content + +TODO: + - support hierarchies: groups, instances, parented structures + - support 210-code (3d orientation vector) + - presets for architectural scales + +History +v1.25 - 2008.09.28 by migius + - modif FACE class for r12 + - add mesh-polygon -> Bezier-curve converter (Yorik's code) + - add support for curves ->POLYLINEs + - add "3d-View to Flat" - geometry projection to XY-plane +v1.24 - 2008.09.27 by migius + - add start UI with preferences + - modif POLYLINE class for r12 + - changing output format from r9 to r12(AC1009) +v1.23 - 2008.09.26 by migius + - add finish message-box +v1.22 - 2008.09.26 by migius + - add support for curves ->LINEs + - add support for mesh-edges ->LINEs +v1.21 - 2008.06.04 by migius + - initial adaptation for Blender +v1.1 (20/6/2005) by www.stani.be/python/sdxf + - Python library to generate dxf drawings +______________________________________________________________ +""" +# ***** BEGIN GPL LICENSE BLOCK ***** +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License +# as published by the Free Software Foundation; either version 2 +# of the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software Foundation, +# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +# +# ***** END GPL LICENCE BLOCK ***** + + +import Blender +from Blender import Mathutils, Window, Scene, sys, Draw +import BPyMessages + +try: + import copy + #from struct import pack +except: + copy = None + +####1) Private (only for developpers) +_HEADER_POINTS=['insbase','extmin','extmax'] + +#---helper functions----------------------------------- +def _point(x,index=0): + """Convert tuple to a dxf point""" + #print '_point=', x #------------- + return '\n'.join(['%s\n%s'%((i+1)*10+index,x[i]) for i in range(len(x))]) + +def _points(plist): + """Convert a list of tuples to dxf points""" + return [_point(plist[i],i)for i in range(len(plist))] + +#---base classes---------------------------------------- +class _Call: + """Makes a callable class.""" + def copy(self): + """Returns a copy.""" + return copy.deepcopy(self) + + def __call__(self,**attrs): + """Returns a copy with modified attributes.""" + copied=self.copy() + for attr in attrs:setattr(copied,attr,attrs[attr]) + return copied + +#------------------------------------------------------- +class _Entity(_Call): + """Base class for _common group codes for entities.""" + def __init__(self,color=None,extrusion=None,layer='0', + lineType=None,lineTypeScale=None,lineWeight=None, + thickness=None,parent=None): + """None values will be omitted.""" + self.color = color + self.extrusion = extrusion + self.layer = layer + self.lineType = lineType + self.lineTypeScale = lineTypeScale + self.lineWeight = lineWeight + self.thickness = thickness + self.parent = parent + + def _common(self): + """Return common group codes as a string.""" + if self.parent:parent=self.parent + else:parent=self + result='8\n%s'%parent.layer + if parent.color!=None: result+='\n62\n%s'%parent.color + if parent.extrusion!=None: result+='\n%s'%_point(parent.extrusion,200) + if parent.lineType!=None: result+='\n6\n%s'%parent.lineType + if parent.lineWeight!=None: result+='\n370\n%s'%parent.lineWeight + if parent.lineTypeScale!=None: result+='\n48\n%s'%parent.lineTypeScale + if parent.thickness!=None: result+='\n39\n%s'%parent.thickness + return result + +#-------------------------- +class _Entities: + """Base class to deal with composed objects.""" + def __dxf__(self): + return [] + + def __str__(self): + return '\n'.join([str(x) for x in self.__dxf__()]) + +#-------------------------- +class _Collection(_Call): + """Base class to expose entities methods to main object.""" + def __init__(self,entities=[]): + self.entities=copy.copy(entities) + #link entities methods to drawing + for attr in dir(self.entities): + if attr[0]!='_': + attrObject=getattr(self.entities,attr) + if callable(attrObject): + setattr(self,attr,attrObject) + +####2) Constants +#---color values +BYBLOCK=0 +BYLAYER=256 + +#---block-type flags (bit coded values, may be combined): +ANONYMOUS =1 # This is an anonymous block generated by hatching, associative dimensioning, other internal operations, or an application +NON_CONSTANT_ATTRIBUTES =2 # This block has non-constant attribute definitions (this bit is not set if the block has any attribute definitions that are constant, or has no attribute definitions at all) +XREF =4 # This block is an external reference (xref) +XREF_OVERLAY =8 # This block is an xref overlay +EXTERNAL =16 # This block is externally dependent +RESOLVED =32 # This is a resolved external reference, or dependent of an external reference (ignored on input) +REFERENCED =64 # This definition is a referenced external reference (ignored on input) + +#---mtext flags +#attachment point +TOP_LEFT = 1 +TOP_CENTER = 2 +TOP_RIGHT = 3 +MIDDLE_LEFT = 4 +MIDDLE_CENTER = 5 +MIDDLE_RIGHT = 6 +BOTTOM_LEFT = 7 +BOTTOM_CENTER = 8 +BOTTOM_RIGHT = 9 +#drawing direction +LEFT_RIGHT = 1 +TOP_BOTTOM = 3 +BY_STYLE = 5 #the flow direction is inherited from the associated text style +#line spacing style (optional): +AT_LEAST = 1 #taller characters will override +EXACT = 2 #taller characters will not override + +#---polyline flags +CLOSED =1 # This is a closed polyline (or a polygon mesh closed in the M direction) +CURVE_FIT =2 # Curve-fit vertices have been added +SPLINE_FIT =4 # Spline-fit vertices have been added +POLYLINE_3D =8 # This is a 3D polyline +POLYGON_MESH =16 # This is a 3D polygon mesh +CLOSED_N =32 # The polygon mesh is closed in the N direction +POLYFACE_MESH =64 # The polyline is a polyface mesh +CONTINOUS_LINETYPE_PATTERN =128 # The linetype pattern is generated continuously around the vertices of this polyline + +#---text flags +#horizontal +LEFT = 0 +CENTER = 1 +RIGHT = 2 +ALIGNED = 3 #if vertical alignment = 0 +MIDDLE = 4 #if vertical alignment = 0 +FIT = 5 #if vertical alignment = 0 +#vertical +BASELINE = 0 +BOTTOM = 1 +MIDDLE = 2 +TOP = 3 + +####3) Classes +#---entitities ----------------------------------------------- +#-------------------------- +class Arc(_Entity): + """Arc, angles in degrees.""" + def __init__(self,center=(0,0,0),radius=1, + startAngle=0.0,endAngle=90,**common): + """Angles in degrees.""" + _Entity.__init__(self,**common) + self.center=center + self.radius=radius + self.startAngle=startAngle + self.endAngle=endAngle + def __str__(self): + return '0\nARC\n%s\n%s\n40\n%s\n50\n%s\n51\n%s'%\ + (self._common(),_point(self.center), + self.radius,self.startAngle,self.endAngle) + +#----------------------------------------------- +class Circle(_Entity): + """Circle""" + def __init__(self,center=(0,0,0),radius=1,**common): + _Entity.__init__(self,**common) + self.center=center + self.radius=radius + def __str__(self): + return '0\nCIRCLE\n%s\n%s\n40\n%s'%\ + (self._common(),_point(self.center),self.radius) + +#----------------------------------------------- +class Face(_Entity): + """3dface""" + def __init__(self,points,**common): + _Entity.__init__(self,**common) + if len(points)<4: #fix for r12 format + points.append(points[-1]) + self.points=points + + def __str__(self): + return '\n'.join(['0\n3DFACE',self._common()]+ + _points(self.points) + ) +#----------------------------------------------- +class Insert(_Entity): + """Block instance.""" + def __init__(self,name,point=(0,0,0), + xscale=None,yscale=None,zscale=None, + cols=None,colspacing=None,rows=None,rowspacing=None, + rotation=None, + **common): + _Entity.__init__(self,**common) + self.name=name + self.point=point + self.xscale=xscale + self.yscale=yscale + self.zscale=zscale + self.cols=cols + self.colspacing=colspacing + self.rows=rows + self.rowspacing=rowspacing + self.rotation=rotation + + def __str__(self): + result='0\nINSERT\n2\n%s\n%s\n%s'%\ + (self.name,self._common(),_point(self.point)) + if self.xscale!=None:result+='\n41\n%s'%self.xscale + if self.yscale!=None:result+='\n42\n%s'%self.yscale + if self.zscale!=None:result+='\n43\n%s'%self.zscale + if self.rotation:result+='\n50\n%s'%self.rotation + if self.cols!=None:result+='\n70\n%s'%self.cols + if self.colspacing!=None:result+='\n44\n%s'%self.colspacing + if self.rows!=None:result+='\n71\n%s'%self.rows + if self.rowspacing!=None:result+='\n45\n%s'%self.rowspacing + return result + +#----------------------------------------------- +class Line(_Entity): + """Line""" + def __init__(self,points,**common): + _Entity.__init__(self,**common) + self.points=points + def __str__(self): + return '\n'.join(['0\nLINE',self._common()]+ + _points(self.points)) + +#----------------------------------------------- +class PolyLine(_Entity): + #TODO: Finish polyline (now implemented as a series of lines) + def __init__(self,points,org_point=[0,0,0],flag=0,width=None,**common): + _Entity.__init__(self,**common) + self.points=points + self.org_point=org_point + self.flag=flag + self.width=width + def __str__(self): + result= '0\nPOLYLINE\n%s\n70\n%s' %(self._common(),self.flag) + #print 'self._common()', self._common() #---------- + result+='\n66\n1' + result+='\n%s' %_point(self.org_point) + for point in self.points: + result+='\n0\nVERTEX' + result+='\n8\n%s' %self.layer + result+='\n%s' %_point(point) + if self.width:result+='\n40\n%s\n41\n%s' %(self.width,self.width) + result+='\n0\nSEQEND' + result+='\n8\n%s' %self.layer + return result + +#----------------------------------------------- +class Point(_Entity): + """Colored solid fill.""" + def __init__(self,points=None,**common): + _Entity.__init__(self,**common) + self.points=points + +#----------------------------------------------- +class Solid(_Entity): + """Colored solid fill.""" + def __init__(self,points=None,**common): + _Entity.__init__(self,**common) + self.points=points + def __str__(self): + return '\n'.join(['0\nSOLID',self._common()]+ + _points(self.points[:2]+[self.points[3],self.points[2]]) + ) + +#----------------------------------------------- +class Text(_Entity): + """Single text line.""" + def __init__(self,text='',point=(0,0,0),alignment=None, + flag=None,height=1,justifyhor=None,justifyver=None, + rotation=None,obliqueAngle=None,style=None,xscale=None,**common): + _Entity.__init__(self,**common) + self.text=text + self.point=point + self.alignment=alignment + self.flag=flag + self.height=height + self.justifyhor=justifyhor + self.justifyver=justifyver + self.rotation=rotation + self.obliqueAngle=obliqueAngle + self.style=style + self.xscale=xscale + def __str__(self): + result= '0\nTEXT\n%s\n%s\n40\n%s\n1\n%s'%\ + (self._common(),_point(self.point),self.height,self.text) + if self.rotation:result+='\n50\n%s'%self.rotation + if self.xscale:result+='\n41\n%s'%self.xscale + if self.obliqueAngle:result+='\n51\n%s'%self.obliqueAngle + if self.style:result+='\n7\n%s'%self.style + if self.flag:result+='\n71\n%s'%self.flag + if self.justifyhor:result+='\n72\n%s'%self.justifyhor + if self.alignment:result+='\n%s'%_point(self.alignment,1) + if self.justifyver:result+='\n73\n%s'%self.justifyver + return result + +#----------------------------------------------- +class Mtext(Text): + """Surrogate for mtext, generates some Text instances.""" + def __init__(self,text='',point=(0,0,0),width=250,spacingFactor=1.5,down=0,spacingWidth=None,**options): + Text.__init__(self,text=text,point=point,**options) + if down:spacingFactor*=-1 + self.spacingFactor=spacingFactor + self.spacingWidth=spacingWidth + self.width=width + self.down=down + def __str__(self): + texts=self.text.replace('\r\n','\n').split('\n') + if not self.down:texts.reverse() + result='' + x=y=0 + if self.spacingWidth:spacingWidth=self.spacingWidth + else:spacingWidth=self.height*self.spacingFactor + for text in texts: + while text: + result+='\n%s'%Text(text[:self.width], + point=(self.point[0]+x*spacingWidth, + self.point[1]+y*spacingWidth, + self.point[2]), + alignment=self.alignment,flag=self.flag,height=self.height, + justifyhor=self.justifyhor,justifyver=self.justifyver, + rotation=self.rotation,obliqueAngle=self.obliqueAngle, + style=self.style,xscale=self.xscale,parent=self + ) + text=text[self.width:] + if self.rotation:x+=1 + else:y+=1 + return result[1:] + +#----------------------------------------------- +##class _Mtext(_Entity): +## """Mtext not functioning for minimal dxf.""" +## def __init__(self,text='',point=(0,0,0),attachment=1, +## charWidth=None,charHeight=1,direction=1,height=100,rotation=0, +## spacingStyle=None,spacingFactor=None,style=None,width=100, +## xdirection=None,**common): +## _Entity.__init__(self,**common) +## self.text=text +## self.point=point +## self.attachment=attachment +## self.charWidth=charWidth +## self.charHeight=charHeight +## self.direction=direction +## self.height=height +## self.rotation=rotation +## self.spacingStyle=spacingStyle +## self.spacingFactor=spacingFactor +## self.style=style +## self.width=width +## self.xdirection=xdirection +## def __str__(self): +## input=self.text +## text='' +## while len(input)>250: +## text+='\n3\n%s'%input[:250] +## input=input[250:] +## text+='\n1\n%s'%input +## result= '0\nMTEXT\n%s\n%s\n40\n%s\n41\n%s\n71\n%s\n72\n%s%s\n43\n%s\n50\n%s'%\ +## (self._common(),_point(self.point),self.charHeight,self.width, +## self.attachment,self.direction,text, +## self.height, +## self.rotation) +## if self.style:result+='\n7\n%s'%self.style +## if self.xdirection:result+='\n%s'%_point(self.xdirection,1) +## if self.charWidth:result+='\n42\n%s'%self.charWidth +## if self.spacingStyle:result+='\n73\n%s'%self.spacingStyle +## if self.spacingFactor:result+='\n44\n%s'%self.spacingFactor +## return result + +#---tables --------------------------------------------------- +#----------------------------------------------- +class Block(_Collection): + """Use list methods to add entities, eg append.""" + def __init__(self,name,layer='0',flag=0,base=(0,0,0),entities=[]): + self.entities=copy.copy(entities) + _Collection.__init__(self,entities) + self.layer=layer + self.name=name + self.flag=0 + self.base=base + def __str__(self): + e='\n'.join([str(x)for x in self.entities]) + return '0\nBLOCK\n8\n%s\n2\n%s\n70\n%s\n%s\n3\n%s\n%s\n0\nENDBLK'%\ + (self.layer,self.name.upper(),self.flag,_point(self.base),self.name.upper(),e) + +#----------------------------------------------- +class Layer(_Call): + """Layer""" + def __init__(self,name='pydxf',color=7,lineType='continuous',flag=64): + self.name=name + self.color=color + self.lineType=lineType + self.flag=flag + def __str__(self): + return '0\nLAYER\n2\n%s\n70\n%s\n62\n%s\n6\n%s'%\ + (self.name.upper(),self.flag,self.color,self.lineType) + +#----------------------------------------------- +class LineType(_Call): + """Custom linetype""" + def __init__(self,name='continuous',description='Solid line',elements=[],flag=64): + # TODO: Implement lineType elements + self.name=name + self.description=description + self.elements=copy.copy(elements) + self.flag=flag + def __str__(self): + return '0\nLTYPE\n2\n%s\n70\n%s\n3\n%s\n72\n65\n73\n%s\n40\n0.0'%\ + (self.name.upper(),self.flag,self.description,len(self.elements)) + +#----------------------------------------------- +class Style(_Call): + """Text style""" + def __init__(self,name='standard',flag=0,height=0,widthFactor=40,obliqueAngle=50, + mirror=0,lastHeight=1,font='arial.ttf',bigFont=''): + self.name=name + self.flag=flag + self.height=height + self.widthFactor=widthFactor + self.obliqueAngle=obliqueAngle + self.mirror=mirror + self.lastHeight=lastHeight + self.font=font + self.bigFont=bigFont + def __str__(self): + return '0\nSTYLE\n2\n%s\n70\n%s\n40\n%s\n41\n%s\n50\n%s\n71\n%s\n42\n%s\n3\n%s\n4\n%s'%\ + (self.name.upper(),self.flag,self.flag,self.widthFactor, + self.obliqueAngle,self.mirror,self.lastHeight, + self.font.upper(),self.bigFont.upper()) + +#----------------------------------------------- +class View(_Call): + def __init__(self,name,flag=0,width=1,height=1,center=(0.5,0.5), + direction=(0,0,1),target=(0,0,0),lens=50, + frontClipping=0,backClipping=0,twist=0,mode=0): + self.name=name + self.flag=flag + self.width=width + self.height=height + self.center=center + self.direction=direction + self.target=target + self.lens=lens + self.frontClipping=frontClipping + self.backClipping=backClipping + self.twist=twist + self.mode=mode + def __str__(self): + return '0\nVIEW\n2\n%s\n70\n%s\n40\n%s\n%s\n41\n%s\n%s\n%s\n42\n%s\n43\n%s\n44\n%s\n50\n%s\n71\n%s'%\ + (self.name,self.flag,self.height,_point(self.center),self.width, + _point(self.direction,1),_point(self.target,2),self.lens, + self.frontClipping,self.backClipping,self.twist,self.mode) + +#----------------------------------------------- +def ViewByWindow(name,leftBottom=(0,0),rightTop=(1,1),**options): + width=abs(rightTop[0]-leftBottom[0]) + height=abs(rightTop[1]-leftBottom[1]) + center=((rightTop[0]+leftBottom[0])*0.5,(rightTop[1]+leftBottom[1])*0.5) + return View(name=name,width=width,height=height,center=center,**options) + +#---drawing +#----------------------------------------------- +class Drawing(_Collection): + """Dxf drawing. Use append or any other list methods to add objects.""" + def __init__(self,insbase=(0.0,0.0,0.0),extmin=(0.0,0.0),extmax=(0.0,0.0), + layers=[Layer()],linetypes=[LineType()],styles=[Style()],blocks=[], + views=[],entities=None,fileName='test.dxf'): + # TODO: replace list with None,arial + if not entities:entities=[] + _Collection.__init__(self,entities) + self.insbase=insbase + self.extmin=extmin + self.extmax=extmax + self.layers=copy.copy(layers) + self.linetypes=copy.copy(linetypes) + self.styles=copy.copy(styles) + self.views=copy.copy(views) + self.blocks=copy.copy(blocks) + self.fileName=fileName + #private + #self.acadver='9\n$ACADVER\n1\nAC1006' + self.acadver='9\n$ACADVER\n1\nAC1009' + """DXF AutoCAD-Release format code + AC1021 2008, 2007 + AC1018 2006, 2005, 2004 + AC1015 2002, 2000i, 2000 + AC1014 R14,14.01 + AC1012 R13 + AC1009 R12,11 + AC1006 R10 + AC1004 R9 + AC1002 R2.6 + AC1.50 R2.05 + """ + + def _name(self,x): + """Helper function for self._point""" + return '9\n$%s'%x.upper() + + def _point(self,name,x): + """Point setting from drawing like extmin,extmax,...""" + return '%s\n%s'%(self._name(name),_point(x)) + + def _section(self,name,x): + """Sections like tables,blocks,entities,...""" + if x:xstr='\n'+'\n'.join(x) + else:xstr='' + return '0\nSECTION\n2\n%s%s\n0\nENDSEC'%(name.upper(),xstr) + + def _table(self,name,x): + """Tables like ltype,layer,style,...""" + if x:xstr='\n'+'\n'.join(x) + else:xstr='' + return '0\nTABLE\n2\n%s\n70\n%s%s\n0\nENDTAB'%(name.upper(),len(x),xstr) + + def __str__(self): + """Returns drawing as dxf string.""" + header=[self.acadver]+[self._point(attr,getattr(self,attr)) for attr in _HEADER_POINTS] + header=self._section('header',header) + + tables=[self._table('ltype',[str(x) for x in self.linetypes]), + self._table('layer',[str(x) for x in self.layers]), + self._table('style',[str(x) for x in self.styles]), + self._table('view',[str(x) for x in self.views]), + ] + tables=self._section('tables',tables) + + blocks=self._section('blocks',[str(x) for x in self.blocks]) + + entities=self._section('entities',[str(x) for x in self.entities]) + + all='\n'.join([header,tables,blocks,entities,'0\nEOF\n']) + return all + + def saveas(self,fileName): + self.fileName=fileName + self.save() + + def save(self): + test=open(self.fileName,'w') + test.write(str(self)) + test.close() + + +#---extras +#----------------------------------------------- +class Rectangle(_Entity): + """Rectangle, creates lines.""" + def __init__(self,point=(0,0,0),width=1,height=1,solid=None,line=1,**common): + _Entity.__init__(self,**common) + self.point=point + self.width=width + self.height=height + self.solid=solid + self.line=line + def __str__(self): + result='' + points=[self.point,(self.point[0]+self.width,self.point[1],self.point[2]), + (self.point[0]+self.width,self.point[1]+self.height,self.point[2]), + (self.point[0],self.point[1]+self.height,self.point[2]),self.point] + if self.solid: + result+='\n%s'%Solid(points=points[:-1],parent=self.solid) + if self.line: + for i in range(4):result+='\n%s'%\ + Line(points=[points[i],points[i+1]],parent=self) + return result[1:] + +#----------------------------------------------- +class LineList(_Entity): + """Like polyline, but built of individual lines.""" + def __init__(self,points=[],org_point=[0,0,0],closed=0,**common): + _Entity.__init__(self,**common) + self.closed=closed + self.points=copy.copy(points) + def __str__(self): + if self.closed:points=self.points+[self.points[0]] + else: points=self.points + result='' + for i in range(len(points)-1): + result+='\n%s' %Line(points=[points[i],points[i+1]],parent=self) + return result[1:] + +#----------------------------------------------------- +def projected_co(vec, mw): + # convert the world coordinates of v to screen coordinates + #co = vec.co.copy().resize4D() + co = vec.copy().resize4D() + co[3] = 1.0 + sc = co * mw + #print 'viewprojection=', sc #--------- + return [sc[0],sc[1],0.0] + + +#----------------------------------------------------- +def dxf_export_ui(filepath): + print '\n\nDXF-Export %s' %__version__ + #filepath = 'blend_test.dxf' + # Dont overwrite + if not BPyMessages.Warning_SaveOver(filepath): + print 'Aborted by user: nothing exported' + return + #test():return + + ONLYSELECTED = True + POLYLINES = True + ONLYFACES = False + FLATTEN = 0 #dimmensions:1,2,3. Force Z dimmension value to 0.0, equal ground projection + SCALE_FACTOR = 1.0 #optional, can be done in CAD too + PREF_ONLYSELECTED= Draw.Create(ONLYSELECTED) + PREF_POLYLINES= Draw.Create(POLYLINES) + PREF_ONLYFACES= Draw.Create(ONLYFACES) + PREF_FLATTEN= Draw.Create(FLATTEN) + PREF_SCALE_FACTOR= Draw.Create(SCALE_FACTOR) + PREF_HELP= Draw.Create(0) + block = [\ + ("only selected", PREF_ONLYSELECTED, "export only selected geometry"),\ + ("global Scale:", PREF_SCALE_FACTOR, 0.001, 1000, "set global Scale factor for exporting geometry"),\ + ("only faces", PREF_ONLYFACES, "from mesh-objects export only faces, not edges"),\ + ("write POLYLINEs", PREF_POLYLINES, "export curves to POLYLINEs, otherwise to LINEs"),\ + ("3D-View to Flat", PREF_FLATTEN, "flatten geometry according current 3d-View"),\ + (''),\ + ("online Help", PREF_HELP, "calls DXF-Exporter Manual Page on Wiki.Blender.org"),\ + ] + + if not Draw.PupBlock("DXF-Exporter %s" %__version__[:10], block): + return + + if PREF_HELP.val!=0: + try: + import webbrowser + webbrowser.open('http://wiki.blender.org/index.php?title=Scripts/Manual/Export/autodesk_dxf') + except: + Draw.PupMenu('DXF Exporter: %t|no connection to manual-page on Blender-Wiki! try:|\ +http://wiki.blender.org/index.php?title=Scripts/Manual/Export/autodesk_dxf') + return + + ONLYSELECTED = PREF_ONLYSELECTED.val + POLYLINES = PREF_POLYLINES.val + ONLYFACES = PREF_ONLYFACES.val + FLATTEN = PREF_FLATTEN.val + SCALE_FACTOR = PREF_SCALE_FACTOR.val + + sce = Scene.GetCurrent() + if ONLYSELECTED: sel_group = sce.objects.selected + else: sel_group = sce.objects + + if sel_group: + Window.WaitCursor(1) + t = sys.time() + + #init Drawing --------------------- + d=Drawing() + #add Tables ----------------- + #d.blocks.append(b) #table blocks + d.styles.append(Style()) #table styles + d.views.append(View('Normal')) #table view + d.views.append(ViewByWindow('Window',leftBottom=(1,0),rightTop=(2,1))) #idem + + #add Entities -------------------- + something_ready = False + mw = Window.GetViewMatrix() + #mw = Window.GetPerspMatrix() #TODO: how get it working? + for ob in sel_group: + entities = [] + mx = ob.matrix + if (ob.type == 'Mesh'): + me = ob.getData(mesh=1) + faces=[] + edges=[] + if (not FLATTEN) and len(me.faces)>0 and ONLYFACES: + #export 3D as 3DFACEs + for f in me.faces: + #print 'face=', f #--------- + verts = f.verts + points = [verts[i].co*mx for i in range(len(verts))] + if SCALE_FACTOR!=1.0: + points = [p*SCALE_FACTOR for p in points] + #print 'points=', points #--------- + dxfFACE = Face(points) + entities.append(dxfFACE) + else: #export 3D as LINEs + for e in me.edges: + #print 'edge=', e #--------- + points=[] + points = [e.v1.co*mx, e.v2.co*mx] + if SCALE_FACTOR!=1.0: + points = [p*SCALE_FACTOR for p in points] + if FLATTEN: +# for p in points: p[FLATTEN-1]=0.0 + for i,v in enumerate(points): + v = projected_co(v, mw) + points[i]=v + #print 'flatten points=', points #--------- + dxfLINE = Line(points) + entities.append(dxfLINE) + elif (ob.type == 'Curve'): + curve = ob.getData() + for cur in curve: + #print 'deb: START cur=', cur #-------------- + if 1: #not cur.isNurb(): + #print 'deb: START points' #-------------- + points = [] + org_point = [0.0,0.0,0.0] + for point in cur: + #print 'point=', point #--------- + if cur.isNurb(): + vec = point[0:3] + else: + point = point.getTriple() + #print 'point=', point #--------- + vec = point[1] + #print 'vec=', vec #--------- + pkt = Mathutils.Vector(vec) * mx + #print 'pkt=', pkt #--------- + pkt *= SCALE_FACTOR + if FLATTEN: + pkt = projected_co(pkt, mw) + points.append(pkt) + if cur.isCyclic(): closed = 1 + else: closed = 0 + if len(points)>1: + #print 'deb: points', points #-------------- + if POLYLINES: dxfPLINE = PolyLine(points,org_point,closed) + else: dxfPLINE = LineList(points,org_point,closed) + entities.append(dxfPLINE) + for e in entities: + d.append(e) + something_ready = True + if something_ready: + d.saveas(filepath) + Window.WaitCursor(0) + #Draw.PupMenu('DXF Exporter: job finished|search for blend_test.dxf in current project directory') + print 'exported to %s' % filepath + print 'finished in %.2f seconds' % (sys.time()-t) + else: + print "Abort: no supported object types selected, nothing exported!" + Draw.PupMenu('DXF Exporter: Abort!|Not-supported object types selected.') + else: + print "Abort: selection was empty, no object to export!" + Draw.PupMenu('DXF Exporter: Abort!|empty selection, no object to export!') + # Timing the script is a good way to be aware on any speed hits when scripting + + +#----------------------------------------------------- +def test(): + #Blocks + b=Block('test') + b.append(Solid(points=[(0,0,0),(1,0,0),(1,1,0),(0,1,0)],color=1)) + b.append(Arc(center=(1,0,0),color=2)) + + #Drawing + d=Drawing() + #tables + d.blocks.append(b) #table blocks + d.styles.append(Style()) #table styles + d.views.append(View('Normal')) #table view + d.views.append(ViewByWindow('Window',leftBottom=(1,0),rightTop=(2,1))) #idem + + #entities + d.append(Circle(center=(1,1,0),color=3)) + d.append(Face(points=[(0,0,0),(1,0,0),(1,1,0),(0,1,0)],color=4)) + d.append(Insert('test',point=(3,3,3),cols=5,colspacing=2)) + d.append(Line(points=[(0,0,0),(1,1,1)])) + d.append(Mtext('Click on Ads\nmultiple lines with mtext',point=(1,1,1),color=5,rotation=90)) + d.append(Text('Please donate!',point=(3,0,1))) + d.append(Rectangle(point=(2,2,2),width=4,height=3,color=6,solid=Solid(color=2))) + d.append(Solid(points=[(4,4,0),(5,4,0),(7,8,0),(9,9,0)],color=3)) + d.append(PolyLine(points=[(1,1,1),(2,1,1),(2,2,1),(1,2,1)],closed=1,color=1)) + + #d.saveas('c:\\test.dxf') + d.saveas('test.dxf') + + +#----------------------------------------------------- +if __name__=='__main__': + #main() + if not copy: + Draw.PupMenu('Error%t|This script requires a full python install') + Window.FileSelector(dxf_export_ui, 'EXPORT DXF', sys.makename(ext='.dxf')) + + +
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