add scaling and translation so that the DXFs open properly in robomaster

(bzr r88)

1 files 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()