eric6/ThirdParty/Pygments/pygments/formatters/svg.py

changeset 7701
25f42e208e08
parent 7547
21b0534faebc
child 7983
54c5cfbb1e29
diff -r a3cf077a8db3 -r 25f42e208e08 eric6/ThirdParty/Pygments/pygments/formatters/svg.py
--- a/eric6/ThirdParty/Pygments/pygments/formatters/svg.py	Tue Sep 15 18:46:58 2020 +0200
+++ b/eric6/ThirdParty/Pygments/pygments/formatters/svg.py	Tue Sep 15 19:09:05 2020 +0200
@@ -1,187 +1,187 @@
-# -*- coding: utf-8 -*-
-"""
-    pygments.formatters.svg
-    ~~~~~~~~~~~~~~~~~~~~~~~
-
-    Formatter for SVG output.
-
-    :copyright: Copyright 2006-2019 by the Pygments team, see AUTHORS.
-    :license: BSD, see LICENSE for details.
-"""
-
-from pygments.formatter import Formatter
-from pygments.token import Comment
-from pygments.util import get_bool_opt, get_int_opt
-
-__all__ = ['SvgFormatter']
-
-
-def escape_html(text):
-    """Escape &, <, > as well as single and double quotes for HTML."""
-    return text.replace('&', '&amp;').  \
-                replace('<', '&lt;').   \
-                replace('>', '&gt;').   \
-                replace('"', '&quot;'). \
-                replace("'", '&#39;')
-
-
-class2style = {}
-
-class SvgFormatter(Formatter):
-    """
-    Format tokens as an SVG graphics file.  This formatter is still experimental.
-    Each line of code is a ``<text>`` element with explicit ``x`` and ``y``
-    coordinates containing ``<tspan>`` elements with the individual token styles.
-
-    By default, this formatter outputs a full SVG document including doctype
-    declaration and the ``<svg>`` root element.
-
-    .. versionadded:: 0.9
-
-    Additional options accepted:
-
-    `nowrap`
-        Don't wrap the SVG ``<text>`` elements in ``<svg><g>`` elements and
-        don't add a XML declaration and a doctype.  If true, the `fontfamily`
-        and `fontsize` options are ignored.  Defaults to ``False``.
-
-    `fontfamily`
-        The value to give the wrapping ``<g>`` element's ``font-family``
-        attribute, defaults to ``"monospace"``.
-
-    `fontsize`
-        The value to give the wrapping ``<g>`` element's ``font-size``
-        attribute, defaults to ``"14px"``.
-
-    `linenos`
-        If ``True``, add line numbers (default: ``False``).
-
-    `linenostart`
-        The line number for the first line (default: ``1``).
-
-    `linenostep`
-        If set to a number n > 1, only every nth line number is printed.
-        
-    `linenowidth`
-        Maximum width devoted to line numbers (default: ``3*ystep``, sufficient
-        for up to 4-digit line numbers. Increase width for longer code blocks).  
-        
-    `xoffset`
-        Starting offset in X direction, defaults to ``0``.
-
-    `yoffset`
-        Starting offset in Y direction, defaults to the font size if it is given
-        in pixels, or ``20`` else.  (This is necessary since text coordinates
-        refer to the text baseline, not the top edge.)
-
-    `ystep`
-        Offset to add to the Y coordinate for each subsequent line.  This should
-        roughly be the text size plus 5.  It defaults to that value if the text
-        size is given in pixels, or ``25`` else.
-
-    `spacehack`
-        Convert spaces in the source to ``&#160;``, which are non-breaking
-        spaces.  SVG provides the ``xml:space`` attribute to control how
-        whitespace inside tags is handled, in theory, the ``preserve`` value
-        could be used to keep all whitespace as-is.  However, many current SVG
-        viewers don't obey that rule, so this option is provided as a workaround
-        and defaults to ``True``.
-    """
-    name = 'SVG'
-    aliases = ['svg']
-    filenames = ['*.svg']
-
-    def __init__(self, **options):
-        Formatter.__init__(self, **options)
-        self.nowrap = get_bool_opt(options, 'nowrap', False)
-        self.fontfamily = options.get('fontfamily', 'monospace')
-        self.fontsize = options.get('fontsize', '14px')
-        self.xoffset = get_int_opt(options, 'xoffset', 0)
-        fs = self.fontsize.strip()
-        if fs.endswith('px'): fs = fs[:-2].strip()
-        try:
-            int_fs = int(fs)
-        except:
-            int_fs = 20
-        self.yoffset = get_int_opt(options, 'yoffset', int_fs)
-        self.ystep = get_int_opt(options, 'ystep', int_fs + 5)
-        self.spacehack = get_bool_opt(options, 'spacehack', True)
-        self.linenos = get_bool_opt(options,'linenos',False)
-        self.linenostart = get_int_opt(options,'linenostart',1)
-        self.linenostep = get_int_opt(options,'linenostep',1)
-        self.linenowidth = get_int_opt(options,'linenowidth', 3*self.ystep)
-        self._stylecache = {}
-
-    def format_unencoded(self, tokensource, outfile):
-        """
-        Format ``tokensource``, an iterable of ``(tokentype, tokenstring)``
-        tuples and write it into ``outfile``.
-
-        For our implementation we put all lines in their own 'line group'.
-        """
-        x = self.xoffset
-        y = self.yoffset
-        if not self.nowrap:
-            if self.encoding:
-                outfile.write('<?xml version="1.0" encoding="%s"?>\n' %
-                              self.encoding)
-            else:
-                outfile.write('<?xml version="1.0"?>\n')
-            outfile.write('<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" '
-                          '"http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/'
-                          'svg10.dtd">\n')
-            outfile.write('<svg xmlns="http://www.w3.org/2000/svg">\n')
-            outfile.write('<g font-family="%s" font-size="%s">\n' %
-                          (self.fontfamily, self.fontsize))
-        
-        counter = self.linenostart 
-        counter_step = self.linenostep
-        counter_style = self._get_style(Comment)
-        line_x = x
-        
-        if self.linenos:
-            if counter % counter_step == 0:
-                outfile.write('<text x="%s" y="%s" %s text-anchor="end">%s</text>' % (x+self.linenowidth,y,counter_style,counter))
-            line_x += self.linenowidth + self.ystep
-            counter += 1
-
-        outfile.write('<text x="%s" y="%s" xml:space="preserve">' % (line_x, y))
-        for ttype, value in tokensource:
-            style = self._get_style(ttype)
-            tspan = style and '<tspan' + style + '>' or ''
-            tspanend = tspan and '</tspan>' or ''
-            value = escape_html(value)
-            if self.spacehack:
-                value = value.expandtabs().replace(' ', '&#160;')
-            parts = value.split('\n')
-            for part in parts[:-1]:
-                outfile.write(tspan + part + tspanend)
-                y += self.ystep
-                outfile.write('</text>\n')
-                if self.linenos and counter % counter_step == 0:
-                    outfile.write('<text x="%s" y="%s" text-anchor="end" %s>%s</text>' % (x+self.linenowidth,y,counter_style,counter))
-                
-                counter += 1
-                outfile.write('<text x="%s" y="%s" ' 'xml:space="preserve">' % (line_x,y))
-            outfile.write(tspan + parts[-1] + tspanend)
-        outfile.write('</text>')
-
-        if not self.nowrap:
-            outfile.write('</g></svg>\n')
-
-    def _get_style(self, tokentype):
-        if tokentype in self._stylecache:
-            return self._stylecache[tokentype]
-        otokentype = tokentype
-        while not self.style.styles_token(tokentype):
-            tokentype = tokentype.parent
-        value = self.style.style_for_token(tokentype)
-        result = ''
-        if value['color']:
-            result = ' fill="#' + value['color'] + '"'
-        if value['bold']:
-            result += ' font-weight="bold"'
-        if value['italic']:
-            result += ' font-style="italic"'
-        self._stylecache[otokentype] = result
-        return result
+# -*- coding: utf-8 -*-
+"""
+    pygments.formatters.svg
+    ~~~~~~~~~~~~~~~~~~~~~~~
+
+    Formatter for SVG output.
+
+    :copyright: Copyright 2006-2020 by the Pygments team, see AUTHORS.
+    :license: BSD, see LICENSE for details.
+"""
+
+from pygments.formatter import Formatter
+from pygments.token import Comment
+from pygments.util import get_bool_opt, get_int_opt
+
+__all__ = ['SvgFormatter']
+
+
+def escape_html(text):
+    """Escape &, <, > as well as single and double quotes for HTML."""
+    return text.replace('&', '&amp;').  \
+                replace('<', '&lt;').   \
+                replace('>', '&gt;').   \
+                replace('"', '&quot;'). \
+                replace("'", '&#39;')
+
+
+class2style = {}
+
+class SvgFormatter(Formatter):
+    """
+    Format tokens as an SVG graphics file.  This formatter is still experimental.
+    Each line of code is a ``<text>`` element with explicit ``x`` and ``y``
+    coordinates containing ``<tspan>`` elements with the individual token styles.
+
+    By default, this formatter outputs a full SVG document including doctype
+    declaration and the ``<svg>`` root element.
+
+    .. versionadded:: 0.9
+
+    Additional options accepted:
+
+    `nowrap`
+        Don't wrap the SVG ``<text>`` elements in ``<svg><g>`` elements and
+        don't add a XML declaration and a doctype.  If true, the `fontfamily`
+        and `fontsize` options are ignored.  Defaults to ``False``.
+
+    `fontfamily`
+        The value to give the wrapping ``<g>`` element's ``font-family``
+        attribute, defaults to ``"monospace"``.
+
+    `fontsize`
+        The value to give the wrapping ``<g>`` element's ``font-size``
+        attribute, defaults to ``"14px"``.
+
+    `linenos`
+        If ``True``, add line numbers (default: ``False``).
+
+    `linenostart`
+        The line number for the first line (default: ``1``).
+
+    `linenostep`
+        If set to a number n > 1, only every nth line number is printed.
+        
+    `linenowidth`
+        Maximum width devoted to line numbers (default: ``3*ystep``, sufficient
+        for up to 4-digit line numbers. Increase width for longer code blocks).  
+        
+    `xoffset`
+        Starting offset in X direction, defaults to ``0``.
+
+    `yoffset`
+        Starting offset in Y direction, defaults to the font size if it is given
+        in pixels, or ``20`` else.  (This is necessary since text coordinates
+        refer to the text baseline, not the top edge.)
+
+    `ystep`
+        Offset to add to the Y coordinate for each subsequent line.  This should
+        roughly be the text size plus 5.  It defaults to that value if the text
+        size is given in pixels, or ``25`` else.
+
+    `spacehack`
+        Convert spaces in the source to ``&#160;``, which are non-breaking
+        spaces.  SVG provides the ``xml:space`` attribute to control how
+        whitespace inside tags is handled, in theory, the ``preserve`` value
+        could be used to keep all whitespace as-is.  However, many current SVG
+        viewers don't obey that rule, so this option is provided as a workaround
+        and defaults to ``True``.
+    """
+    name = 'SVG'
+    aliases = ['svg']
+    filenames = ['*.svg']
+
+    def __init__(self, **options):
+        Formatter.__init__(self, **options)
+        self.nowrap = get_bool_opt(options, 'nowrap', False)
+        self.fontfamily = options.get('fontfamily', 'monospace')
+        self.fontsize = options.get('fontsize', '14px')
+        self.xoffset = get_int_opt(options, 'xoffset', 0)
+        fs = self.fontsize.strip()
+        if fs.endswith('px'): fs = fs[:-2].strip()
+        try:
+            int_fs = int(fs)
+        except:
+            int_fs = 20
+        self.yoffset = get_int_opt(options, 'yoffset', int_fs)
+        self.ystep = get_int_opt(options, 'ystep', int_fs + 5)
+        self.spacehack = get_bool_opt(options, 'spacehack', True)
+        self.linenos = get_bool_opt(options,'linenos',False)
+        self.linenostart = get_int_opt(options,'linenostart',1)
+        self.linenostep = get_int_opt(options,'linenostep',1)
+        self.linenowidth = get_int_opt(options,'linenowidth', 3*self.ystep)
+        self._stylecache = {}
+
+    def format_unencoded(self, tokensource, outfile):
+        """
+        Format ``tokensource``, an iterable of ``(tokentype, tokenstring)``
+        tuples and write it into ``outfile``.
+
+        For our implementation we put all lines in their own 'line group'.
+        """
+        x = self.xoffset
+        y = self.yoffset
+        if not self.nowrap:
+            if self.encoding:
+                outfile.write('<?xml version="1.0" encoding="%s"?>\n' %
+                              self.encoding)
+            else:
+                outfile.write('<?xml version="1.0"?>\n')
+            outfile.write('<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" '
+                          '"http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/'
+                          'svg10.dtd">\n')
+            outfile.write('<svg xmlns="http://www.w3.org/2000/svg">\n')
+            outfile.write('<g font-family="%s" font-size="%s">\n' %
+                          (self.fontfamily, self.fontsize))
+        
+        counter = self.linenostart 
+        counter_step = self.linenostep
+        counter_style = self._get_style(Comment)
+        line_x = x
+        
+        if self.linenos:
+            if counter % counter_step == 0:
+                outfile.write('<text x="%s" y="%s" %s text-anchor="end">%s</text>' % (x+self.linenowidth,y,counter_style,counter))
+            line_x += self.linenowidth + self.ystep
+            counter += 1
+
+        outfile.write('<text x="%s" y="%s" xml:space="preserve">' % (line_x, y))
+        for ttype, value in tokensource:
+            style = self._get_style(ttype)
+            tspan = style and '<tspan' + style + '>' or ''
+            tspanend = tspan and '</tspan>' or ''
+            value = escape_html(value)
+            if self.spacehack:
+                value = value.expandtabs().replace(' ', '&#160;')
+            parts = value.split('\n')
+            for part in parts[:-1]:
+                outfile.write(tspan + part + tspanend)
+                y += self.ystep
+                outfile.write('</text>\n')
+                if self.linenos and counter % counter_step == 0:
+                    outfile.write('<text x="%s" y="%s" text-anchor="end" %s>%s</text>' % (x+self.linenowidth,y,counter_style,counter))
+                
+                counter += 1
+                outfile.write('<text x="%s" y="%s" ' 'xml:space="preserve">' % (line_x,y))
+            outfile.write(tspan + parts[-1] + tspanend)
+        outfile.write('</text>')
+
+        if not self.nowrap:
+            outfile.write('</g></svg>\n')
+
+    def _get_style(self, tokentype):
+        if tokentype in self._stylecache:
+            return self._stylecache[tokentype]
+        otokentype = tokentype
+        while not self.style.styles_token(tokentype):
+            tokentype = tokentype.parent
+        value = self.style.style_for_token(tokentype)
+        result = ''
+        if value['color']:
+            result = ' fill="#' + value['color'] + '"'
+        if value['bold']:
+            result += ' font-weight="bold"'
+        if value['italic']:
+            result += ' font-style="italic"'
+        self._stylecache[otokentype] = result
+        return result

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