From b3898bd11d7c214c793de9b071521e8106a3612e Mon Sep 17 00:00:00 2001 From: acspike Date: Mon, 6 Feb 2006 05:04:15 +0000 Subject: [PATCH] add scaling and translation so that the DXFs open properly in robomaster --- share/extensions/dxf_outlines.py | 83 +++++++++++++++++--------------- 1 file changed, 45 insertions(+), 38 deletions(-) diff --git a/share/extensions/dxf_outlines.py b/share/extensions/dxf_outlines.py index c73d0dad0..a23949ee8 100755 --- a/share/extensions/dxf_outlines.py +++ b/share/extensions/dxf_outlines.py @@ -16,47 +16,54 @@ 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 ''' -import inkex, cubicsuperpath +import inkex, simplepath, cubicsuperpath class MyEffect(inkex.Effect): - def __init__(self): - inkex.Effect.__init__(self) - self.dxf = '' - def output(self): - print self.dxf - def dxf_add(self, str): - self.dxf += str - def dxf_line(self,csp): - line = "\n0\nLINE\n8\n2\n62\n4\n10\n%f\n20\n%f\n30\n0\n11\n%f\n21\n%f\n31\n0" % (csp[0][0],csp[0][1],csp[1][0],csp[1][1]) - self.dxf_add(line) - def dxf_spline(self,csp): - knots = 8 - ctrls = 4 - self.dxf_add("\n 0\nSPLINE\n 5\n43\n 8\n0\n 62\n256\n370\n-1\n 6\nByLayer") - self.dxf_add("\n100\nAcDbEntity\n100\nAcDbSpline\n 70\n8\n 71\n3\n 72\n%d\n 73\n%d\n 74\n0" % (knots, ctrls)) - for i in range(2): - for j in range(4): - self.dxf_add("\n 40\n%d" % i) - for i in csp: - self.dxf_add("\n 10\n%f\n 20\n%f\n 30\n0" % (i[0],i[1])) - def effect(self): - #References: Minimum Requirements for Creating a DXF File of a 3D Model By Paul Bourke - # NURB Curves: A Guide for the Uninitiated By Philip J. Schneider - self.dxf_add("999\nDXF created by Inkscape\n0\nSECTION\n2\nENTITIES") + def __init__(self): + inkex.Effect.__init__(self) + self.dxf = '' + def output(self): + print self.dxf + def dxf_add(self, str): + self.dxf += str + def dxf_line(self,csp): + line = "\n0\nLINE\n8\n2\n62\n4\n10\n%f\n20\n%f\n30\n0\n11\n%f\n21\n%f\n31\n0" % (csp[0][0],csp[0][1],csp[1][0],csp[1][1]) + self.dxf_add(line) + def dxf_spline(self,csp): + knots = 8 + ctrls = 4 + self.dxf_add("\n 0\nSPLINE\n 5\n43\n 8\n0\n 62\n256\n370\n-1\n 6\nByLayer") + self.dxf_add("\n100\nAcDbEntity\n100\nAcDbSpline\n 70\n8\n 71\n3\n 72\n%d\n 73\n%d\n 74\n0" % (knots, ctrls)) + for i in range(2): + for j in range(4): + self.dxf_add("\n 40\n%d" % i) + for i in csp: + self.dxf_add("\n 10\n%f\n 20\n%f\n 30\n0" % (i[0],i[1])) + def effect(self): + #References: Minimum Requirements for Creating a DXF File of a 3D Model By Paul Bourke + # NURB Curves: A Guide for the Uninitiated By Philip J. Schneider + self.dxf_add("999\nDXF created by Inkscape\n0\nSECTION\n2\nENTITIES") + + scale = 5.0/18.0 + h = float(inkex.xml.xpath.Evaluate('/svg/@height',self.document)[0].value) + + path = '//path' + for node in inkex.xml.xpath.Evaluate(path,self.document): + d = node.attributes.getNamedItem('d').value + sim = simplepath.parsePath(d) + simplepath.scalePath(sim,scale,-scale) + simplepath.translatePath(sim,0,h*scale) + p = cubicsuperpath.CubicSuperPath(sim) + for sub in p: + for i in range(len(sub)-1): + s = sub[i] + e = sub[i+1] + if s[1] == s[2] and e[0] == e[1]: + self.dxf_line([s[1],e[1]]) + else: + self.dxf_spline([s[1],s[2],e[0],e[1]]) + self.dxf_add("\n0\nENDSEC\n0\nEOF\n") - path = '//path' - for node in inkex.xml.xpath.Evaluate(path,self.document): - p = cubicsuperpath.parsePath(node.attributes.getNamedItem('d').value) - for sub in p: - for i in range(len(sub)-1): - s = sub[i] - e = sub[i+1] - if s[1] == s[2] and e[0] == e[1]: - self.dxf_line([s[1],e[1]]) - else: - self.dxf_spline([s[1],s[2],e[0],e[1]]) - self.dxf_add("\n0\nENDSEC\n0\nEOF\n") - e = MyEffect() e.affect() -- 2.30.2