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SF.net SVN: matplotlib: [3807] trunk/matplotlib/lib/matplotlib/backends/ backend_svg.py
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From: <md...@us...> - 2007-09-07 14:34:52
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Revision: 3807
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=3807&view=rev
Author: mdboom
Date: 2007-09-07 07:34:51 -0700 (Fri, 07 Sep 2007)
Log Message:
-----------
Backout stylesheet optimization. Breaks on inkscape and Adobe SVG viewer.
Modified Paths:
--------------
trunk/matplotlib/lib/matplotlib/backends/backend_svg.py
Modified: trunk/matplotlib/lib/matplotlib/backends/backend_svg.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backends/backend_svg.py 2007-09-07 14:04:36 UTC (rev 3806)
+++ trunk/matplotlib/lib/matplotlib/backends/backend_svg.py 2007-09-07 14:34:51 UTC (rev 3807)
@@ -41,7 +41,6 @@
self._char_defs = {}
self.mathtext_parser = MathTextParser('SVG')
self.fontd = {}
- self._styles = {}
svgwriter.write(svgProlog%(width,height,width,height))
def _draw_svg_element(self, element, details, gc, rgbFace):
@@ -51,10 +50,9 @@
else:
clippath = 'clip-path="url(#%s)"' % clipid
- style = self._map_style(self._get_style(gc, rgbFace))
- self._svgwriter.write ('%s<%s class="%s" %s %s/>\n' % (
- cliprect,
- element, style, clippath, details))
+ style = self._get_style(gc, rgbFace)
+ self._svgwriter.write ('%s<%s style="%s" %s %s/>\n' % (
+ cliprect, element, style, clippath, details))
def _get_font(self, prop):
key = hash(prop)
@@ -82,13 +80,13 @@
if seq is None:
dashes = ''
else:
- dashes = 'stroke-dasharray: %s; stroke-dashoffset: %f;' % (
- ','.join(['%f'%val for val in seq]), offset)
+ dashes = 'stroke-dasharray: %s; stroke-dashoffset: %s;' % (
+ ','.join(['%s'%val for val in seq]), offset)
linewidth = gc.get_linewidth()
if linewidth:
- return 'fill: %s; stroke: %s; stroke-width: %f; ' \
- 'stroke-linejoin: %s; stroke-linecap: %s; %s opacity: %f' % (
+ return 'fill: %s; stroke: %s; stroke-width: %s; ' \
+ 'stroke-linejoin: %s; stroke-linecap: %s; %s opacity: %s' % (
fill,
rgb2hex(gc.get_rgb()),
linewidth,
@@ -98,16 +96,11 @@
gc.get_alpha(),
)
else:
- return 'fill: %s; opacity: %f' % (\
+ return 'fill: %s; opacity: %s' % (\
fill,
gc.get_alpha(),
)
- def _map_style(self, style):
- return self._styles.setdefault(
- style,
- "_%x" % len(self._styles))
-
def _get_gc_clip_svg(self, gc):
cliprect = gc.get_clip_rectangle()
if cliprect is None:
@@ -119,12 +112,12 @@
self._clipd[key] = cliprect
x, y, w, h = cliprect
y = self.height-(y+h)
- style = self._map_style("stroke: gray; fill: none;")
+ style = "stroke: gray; fill: none;"
box = """\
<defs>
<clipPath id="%(key)s">
- <rect x="%(x)f" y="%(y)f" width="%(w)f" height="%(h)f"
- class="%(style)s"/>
+ <rect x="%(x)s" y="%(y)s" width="%(w)s" height="%(h)s"
+ style="%(style)s"/>
</clipPath>
</defs>
""" % locals()
@@ -144,7 +137,7 @@
"""
Ignores angles for now
"""
- details = 'cx="%f" cy="%f" rx="%f" ry="%f" transform="rotate(%f %f %f)"' % \
+ details = 'cx="%s" cy="%s" rx="%s" ry="%s" transform="rotate(%1.1f %s %s)"' % \
(x, self.height-y, width/2.0, height/2.0, -rotation, x, self.height-y)
self._draw_svg_element('ellipse', details, gc, rgbFace)
@@ -163,7 +156,7 @@
trans[4] += trans[0]
trans[5] += trans[3]
trans[5] = -trans[5]
- transstr = 'transform="matrix(%f %f %f %f %f %f)" '%tuple(trans)
+ transstr = 'transform="matrix(%s %s %s %s %s %s)" '%tuple(trans)
assert trans[1] == 0
assert trans[2] == 0
numrows,numcols = im.get_size()
@@ -207,12 +200,12 @@
hrefstr = filename
self._svgwriter.write (
- '<image x="%f" y="%f" width="%f" height="%f" '
+ '<image x="%s" y="%s" width="%s" height="%s" '
'xlink:href="%s" %s/>\n'%(x/trans[0], (self.height-y)/trans[3]-h, w, h, hrefstr, transstr)
)
def draw_line(self, gc, x1, y1, x2, y2):
- details = 'd="M %f,%f L %f,%f"' % (x1, self.height-y1,
+ details = 'd="M%s,%sL%s,%s"' % (x1, self.height-y1,
x2, self.height-y2)
self._draw_svg_element('path', details, gc, None)
@@ -222,11 +215,11 @@
raise ValueError('x and y must be the same length')
y = self.height - y
- details = ['d="M %f,%f' % (x[0], y[0])]
+ details = ['d="M%s,%s' % (x[0], y[0])]
xys = zip(x[1:], y[1:])
- details.extend(['L %f,%f' % tup for tup in xys])
+ details.extend(['L%s,%s' % tup for tup in xys])
details.append('"')
- details = ' '.join(details)
+ details = ''.join(details)
self._draw_svg_element('path', details, gc, None)
def draw_point(self, gc, x, y):
@@ -234,12 +227,12 @@
self.draw_arc(gc, gc.get_rgb(), x, y, 1, 0, 0, 0, 0)
def draw_polygon(self, gc, rgbFace, points):
- details = 'points = "%s"' % ' '.join(['%f,%f'%(x,self.height-y)
+ details = 'points = "%s"' % ' '.join(['%s,%s'%(x,self.height-y)
for x, y in points])
self._draw_svg_element('polygon', details, gc, rgbFace)
def draw_rectangle(self, gc, rgbFace, x, y, width, height):
- details = 'width="%f" height="%f" x="%f" y="%f"' % (width, height, x,
+ details = 'width="%s" height="%s" x="%s" y="%s"' % (width, height, x,
self.height-y-height)
self._draw_svg_element('rect', details, gc, rgbFace)
@@ -260,12 +253,11 @@
if rcParams['svg.embed_char_paths']:
svg = ['<g transform="']
- if angle!=0:
- # Inkscape doesn't support rotate(angle x y)
- svg.append('translate(%f,%f) rotate(%1.1f) ' % (x,y,-angle))
- else:
- svg.append('translate(%f,%f)' % (x,y))
- svg.append(' scale(%f)">\n' % (fontsize / self.FONT_SCALE))
+ if angle != 0:
+ svg.append('translate(%s,%s)rotate(%1.1f)' % (x,y,-angle))
+ elif x != 0 or y != 0:
+ svg.append('translate(%s,%s)' % (x, y))
+ svg.append('scale(%s)">\n' % (fontsize / self.FONT_SCALE))
cmap = font.get_charmap()
lastgind = None
@@ -286,21 +278,24 @@
lastgind = gind
currx += kern/64.0
- svg.append('<use xlink:href="#%s" transform="translate(%s)"/>\n'
- % (charid, currx * (self.FONT_SCALE / fontsize)))
-
+ svg.append('<use xlink:href="#%s"' % charid)
+ if currx != 0:
+ svg.append(' transform="translate(%s)"' %
+ (currx * (self.FONT_SCALE / fontsize)))
+ svg.append('/>\n')
currx += (glyph.linearHoriAdvance / 65536.0)
svg.append('</g>\n')
svg = ''.join(svg)
else:
style = 'font-size: %f; font-family: %s; font-style: %s; fill: %s;'%(fontsize, fontfamily,fontstyle, color)
- style_number = self._map_style(style)
if angle!=0:
- transform = 'transform="translate(%f,%f) rotate(%1.1f) translate(%f,%f)"' % (x,y,-angle,-x,-y) # Inkscape doesn't support rotate(angle x y)
- else: transform = ''
+ transform = 'transform="translate(%s,%s) rotate(%1.1f) translate(%s,%s)"' % (x,y,-angle,-x,-y)
+ # Inkscape doesn't support rotate(angle x y)
+ else:
+ transform = ''
svg = """\
-<text class="%(style_number)s" x="%(x)f" y="%(y)f" %(transform)s>%(thetext)s</text>
+<text style="%(style)s" x="%(x)s" y="%(y)s" %(transform)s>%(thetext)s</text>
""" % locals()
self._svgwriter.write (svg)
@@ -313,8 +308,9 @@
font.set_size(self.FONT_SCALE, 72)
ps_name = font.get_sfnt()[(1,0,0,6)]
char_id = urllib.quote('%s-%d' % (ps_name, ord(char)))
- if char_id in self._char_defs:
- return char_id
+ char_num, path = self._char_defs.get(char_id, (None, None))
+ if char_num is not None:
+ return char_num
path_data = []
glyph = font.load_char(ord(char), flags=LOAD_NO_HINTING)
@@ -340,11 +336,11 @@
if step[0] != 4:
currx, curry = step[-2], -step[-1]
- path_element = '<path id="%s" d="%s"/>\n' % (char_id, " ".join(path_data))
+ char_num = 'c_%x' % len(self._char_defs)
+ path_element = '<path id="%s" d="%s"/>\n' % (char_num, ''.join(path_data))
+ self._char_defs[char_id] = (char_num, path_element)
+ return char_num
- self._char_defs[char_id] = path_element
- return char_id
-
def _draw_mathtext(self, gc, x, y, s, prop, angle):
"""
Draw math text using matplotlib.mathtext
@@ -358,25 +354,24 @@
self.open_group("mathtext")
style = "fill: %s" % color
- style_number = self._map_style(style)
if rcParams['svg.embed_char_paths']:
- svg = ['<g class="%s" transform="' % style_number]
+ svg = ['<g style="%s" transform="' % style]
if angle != 0:
- svg.append('translate(%f,%f) rotate(%1.1f)'
+ svg.append('translate(%s,%s)rotate(%1.1f)'
% (x,y,-angle) )
else:
- svg.append('translate(%f,%f)' % (x, y))
+ svg.append('translate(%s,%s)' % (x, y))
svg.append('">\n')
for font, fontsize, thetext, new_x, new_y_mtc, metrics in svg_glyphs:
charid = self._add_char_def(font, thetext)
- svg.append('<use xlink:href="#%s" transform="translate(%s, %s) scale(%s)"/>\n' %
+ svg.append('<use xlink:href="#%s" transform="translate(%s,%s)scale(%s)"/>\n' %
(charid, new_x, -new_y_mtc, fontsize / self.FONT_SCALE))
svg.append('</g>\n')
else: # not rcParams['svg.embed_char_paths']
- svg = ['<text class="%s" x="%f" y="%f"' % (style_number, x, y)]
+ svg = ['<text style="%s" x="%f" y="%f"' % (style, x, y)]
if angle != 0:
svg.append(' transform="translate(%f,%f) rotate(%1.1f) translate(%f,%f)"'
@@ -388,19 +383,18 @@
for font, fontsize, thetext, new_x, new_y_mtc, metrics in svg_glyphs:
new_y = - new_y_mtc
style = "font-size: %f; font-family: %s" % (fontsize, font.family_name)
- style_number = self._map_style(style)
- svg.append('<tspan class="%s"' % style_number)
+ svg.append('<tspan style="%s"' % style)
xadvance = metrics.advance
- svg.append(' textLength="%f"' % xadvance)
+ svg.append(' textLength="%s"' % xadvance)
dx = new_x - curr_x
if dx != 0.0:
- svg.append(' dx="%f"' % dx)
+ svg.append(' dx="%s"' % dx)
dy = new_y - curr_y
if dy != 0.0:
- svg.append(' dy="%f"' % dy)
+ svg.append(' dy="%s"' % dy)
thetext = escape_xml_text(thetext)
@@ -412,13 +406,13 @@
svg.append('</text>\n')
if len(svg_rects):
- style_number = self._map_style("fill: black; stroke: none")
- svg.append('<g class="%s" transform="' % style_number)
+ style = "fill: black; stroke: none"
+ svg.append('<g style="%s" transform="' % style)
if angle != 0:
- svg.append('translate(%f,%f) rotate(%1.1f)'
+ svg.append('translate(%s,%s) rotate(%1.1f)'
% (x,y,-angle) )
else:
- svg.append('translate(%f,%f)' % (x, y))
+ svg.append('translate(%s,%s)' % (x, y))
svg.append('">\n')
for x, y, width, height in svg_rects:
@@ -432,16 +426,9 @@
write = self._svgwriter.write
if len(self._char_defs):
write('<defs id="fontpaths">\n')
- for path in self._char_defs.values():
+ for char_num, path in self._char_defs.values():
write(path)
write('</defs>\n')
- if len(self._styles):
- write('<style type="text/css">\n')
- styles = self._styles.items()
- styles.sort()
- for style, number in styles:
- write('.%s { %s }\n' % (number, style))
- write('</style>\n')
write('</svg>\n')
def flipy(self):
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