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# ##### 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
# <pep8 compliant>
import bpy
def write(fw, mesh, image_width, image_height, opacity, face_iter_func):
# for making an XML compatible string
from xml.sax.saxutils import escape
from os.path import basename
fw('<?xml version="1.0" standalone="no"?>\n')
fw('<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" \n')
fw(' "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">\n')
fw('<svg width="%dpx" height="%dpx" viewBox="0px 0px %dpx %dpx"\n' % (image_width, image_height, image_width, image_height))
fw(' xmlns="http://www.w3.org/2000/svg" version="1.1">\n')
desc = "%r, %s, (Blender %s)" % (basename(bpy.data.filepath), mesh.name, bpy.app.version_string)
fw('<desc>%s</desc>\n' % escape(desc))
# svg colors
fill_settings = []
fill_default = 'fill="grey"'
for mat in mesh.materials if mesh.materials else [None]:
if mat:
fill_settings.append('fill="rgb(%d, %d, %d)"' % tuple(int(c * 255) for c in mat.diffuse_color))
else:
fill_settings.append(fill_default)
faces = mesh.faces
for i, uvs in face_iter_func():
try: # rare cases material index is invalid.
fill = fill_settings[faces[i].material_index]
except IndexError:
fill = fill_default
fw('<polygon stroke="black" stroke-width="1px"')
if opacity > 0.0:
fw(' %s fill-opacity="%.2g"' % (fill, opacity))
fw(' points="')
for j, uv in enumerate(uvs):
x, y = uv[0], 1.0 - uv[1]
fw('%.3f,%.3f ' % (x * image_width, y * image_height))
fw('" />\n')
fw('\n')
fw('</svg>\n')
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