Show SvgDrawDoc.py syntax highlighted
#
# Gramps - a GTK+/GNOME based genealogy program
#
# Copyright (C) 2000-2006 Donald N. Allingham
# Copyright (C) 2007 Brian G. Matherly
#
# 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
#
# $Id: SvgDrawDoc.py 8553 2007-06-15 04:07:41Z pez4brian $
#-------------------------------------------------------------------------
#
# python modules
#
#-------------------------------------------------------------------------
from gettext import gettext as _
import StringIO
#-------------------------------------------------------------------------
#
# Gramps modules
#
#-------------------------------------------------------------------------
from PluginUtils import register_draw_doc
import BaseDoc
import Errors
#-------------------------------------------------------------------------
#
# SvgDrawDoc
#
#-------------------------------------------------------------------------
class SvgDrawDoc(BaseDoc.BaseDoc,BaseDoc.DrawDoc):
def __init__(self,styles,type,template):
BaseDoc.BaseDoc.__init__(self,styles,type,template)
self.f = None
self.filename = None
self.level = 0
self.time = "0000-00-00T00:00:00"
self.page = 0
def open(self,filename):
if filename[-4:] != ".svg":
self.root = filename
else:
self.root = filename[:-4]
def close(self):
pass
def start_page(self):
self.page = self.page + 1
if self.page != 1:
name = "%s-%d.svg" % (self.root,self.page)
else:
name = "%s.svg" % self.root
try:
self.f = open(name,"w")
except IOError,msg:
raise Errors.ReportError(_("Could not create %s") % name, msg)
except:
raise Errors.ReportError(_("Could not create %s") % name)
self.t = StringIO.StringIO()
self.f.write('<?xml version="1.0" encoding="UTF-8" standalone="no"?>\n')
self.f.write('<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" ')
self.f.write('"http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">\n')
self.f.write('<svg width="%5.2fcm" height="%5.2fcm" ' % (self.paper.get_size().get_width(),self.paper.get_size().get_height()))
self.f.write('xmlns="http://www.w3.org/2000/svg">\n')
def rotate_text(self,style,text,x,y,angle):
style_sheet = self.get_style_sheet()
stype = style_sheet.get_draw_style(style)
pname = stype.get_paragraph_style()
p = style_sheet.get_paragraph_style(pname)
font = p.get_font()
size = font.get_size()
width = 0
height = 0
for line in text:
width = max(width,self.string_width(font,line))
height += size
centerx,centery = units(( x+self.paper.get_left_margin(),
y+self.paper.get_top_margin() ))
xpos = (centerx - (width/2.0))
ypos = (centery - (height/2.0))
self.t.write('<text ')
self.t.write('x="%4.2f" y="%4.2f" ' % (xpos,ypos))
self.t.write('transform="rotate(%d %4.2f %4.2f)" ' % (angle,centerx,centery))
self.t.write('style="fill:#%02x%02x%02x; '% font.get_color())
if font.get_bold():
self.t.write('font-weight:"bold";')
if font.get_italic():
self.t.write('font-style:"italic";')
self.t.write('font-size:%d; ' % size)
if font.get_type_face() == BaseDoc.FONT_SANS_SERIF:
self.t.write('font-family:sans-serif;')
else:
self.t.write('font-family:serif;')
self.t.write('">')
for line in text:
# Center this line relative to the rest of the text
linex = xpos + (width - self.string_width(font,line) ) / 2
self.t.write('<tspan x="%4.2f" dy="%d">' % (linex,size))
self.t.write(line)
self.t.write('</tspan>')
self.t.write('</text>\n')
def end_page(self):
# Print the text last for each page so that it is rendered on top of
# other graphic elements.
self.f.write(self.t.getvalue())
self.t.close()
self.f.write('</svg>\n')
self.f.close()
def draw_line(self,style,x1,y1,x2,y2):
x1 = x1 + self.paper.get_left_margin()
x2 = x2 + self.paper.get_left_margin()
y1 = y1 + self.paper.get_top_margin()
y2 = y2 + self.paper.get_top_margin()
style_sheet = self.get_style_sheet()
s = style_sheet.get_draw_style(style)
self.f.write('<line x1="%4.2fcm" y1="%4.2fcm" ' % (x1,y1))
self.f.write('x2="%4.2fcm" y2="%4.2fcm" ' % (x2,y2))
self.f.write('style="stroke:#%02x%02x%02x; ' % s.get_color())
self.f.write('stroke-width:%.2fpt;"/>\n' % s.get_line_width())
def draw_path(self,style,path):
style_sheet = self.get_style_sheet()
stype = style_sheet.get_draw_style(style)
point = path[0]
self.f.write('<polygon fill="#%02x%02x%02x"' % stype.get_fill_color())
self.f.write(' style="stroke:#%02x%02x%02x; ' % stype.get_color())
self.f.write(' stroke-width:%.2fpt;"' % stype.get_line_width())
self.f.write(' points="%.2f,%.2f' % units((point[0]+self.paper.get_left_margin(),point[1]+self.paper.get_top_margin())))
for point in path[1:]:
self.f.write(' %.2f,%.2f' % units((point[0]+self.paper.get_left_margin(),point[1]+self.paper.get_top_margin())))
self.f.write('"/>\n')
def draw_box(self,style,text,x,y, w, h):
x = x + self.paper.get_left_margin()
y = y + self.paper.get_top_margin()
style_sheet = self.get_style_sheet()
box_style = style_sheet.get_draw_style(style)
if box_style.get_shadow():
self.f.write('<rect ')
self.f.write('x="%4.2fcm" ' % (x+0.15))
self.f.write('y="%4.2fcm" ' % (y+0.15))
self.f.write('width="%4.2fcm" ' % w)
self.f.write('height="%4.2fcm" ' % h)
self.f.write('style="fill:#808080; stroke:#808080; stroke-width:1;"/>\n')
self.f.write('<rect ')
self.f.write('x="%4.2fcm" ' % x)
self.f.write('y="%4.2fcm" ' % y)
self.f.write('width="%4.2fcm" ' % w)
self.f.write('height="%4.2fcm" ' % h)
self.f.write('style="fill:#%02x%02x%02x; ' % box_style.get_fill_color())
self.f.write('stroke:#%02x%02x%02x; ' % box_style.get_color())
self.f.write('stroke-width:%f;"/>\n' % box_style.get_line_width())
if text != "":
para_name = box_style.get_paragraph_style()
assert( para_name != '' )
p = style_sheet.get_paragraph_style(para_name)
font = p.get_font()
font_size = font.get_size()
lines = text.split('\n')
nlines = len(lines)
mar = 10/28.35
fs = (font_size/28.35) * 1.2
center = y + (h + fs)/2.0 + (fs*0.2)
ystart = center - (fs/2.0) * nlines
for i in range(nlines):
ypos = ystart + (i * fs)
self.t.write('<text ')
self.t.write('x="%4.2fcm" ' % (x+mar))
self.t.write('y="%4.2fcm" ' % ypos)
self.t.write('style="fill:#%02x%02x%02x; '% font.get_color())
if font.get_bold():
self.t.write(' font-weight:"bold";')
if font.get_italic():
self.t.write(' font-style:"italic";')
self.t.write(' font-size:%d;' % font_size)
if font.get_type_face() == BaseDoc.FONT_SANS_SERIF:
self.t.write(' font-family:sans-serif;')
else:
self.t.write(' font-family:serif;')
self.t.write('">')
self.f.write(lines[i])
self.t.write('</text>\n')
def draw_text(self,style,text,x,y):
x = x + self.paper.get_left_margin()
y = y + self.paper.get_top_margin()
style_sheet = self.get_style_sheet()
box_style = style_sheet.get_draw_style(style)
para_name = box_style.get_paragraph_style()
p = style_sheet.get_paragraph_style(para_name)
font = p.get_font()
font_size = font.get_size()
fs = (font_size/28.35) * 1.2
self.t.write('<text ')
self.t.write('x="%4.2fcm" ' % x)
self.t.write('y="%4.2fcm" ' % (y+fs))
self.t.write('style="fill:#%02x%02x%02x;'% font.get_color())
if font.get_bold():
self.t.write('font-weight:bold;')
if font.get_italic():
self.t.write('font-style:italic;')
self.t.write('font-size:%d; ' % font_size)
if font.get_type_face() == BaseDoc.FONT_SANS_SERIF:
self.t.write('font-family:sans-serif;')
else:
self.t.write('font-family:serif;')
self.t.write('">')
self.t.write(text)
self.t.write('</text>\n')
def center_text(self, style, text, x, y):
style_sheet = self.get_style_sheet()
box_style = style_sheet.get_draw_style(style)
para_name = box_style.get_paragraph_style()
p = style_sheet.get_paragraph_style(para_name)
font = p.get_font()
font_size = font.get_size()
width = self.string_width(font,text) / 72
x = x - width
self.draw_text(style,text,x,y)
def units(val):
return (val[0]*35.433, val[1]*35.433)
#-------------------------------------------------------------------------
#
# Register document generator
#
#-------------------------------------------------------------------------
register_draw_doc(_("SVG (Scalable Vector Graphics)"),SvgDrawDoc,1,1,".svg");
See more files for this project here