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http://issues.apache.org/bugzilla/show_bug.cgi?id=42116

           Summary: text-rendering 'auto' output less legible that other
                    options for some fonts
           Product: Batik
           Version: 1.7
          Platform: Other
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: SVG Rasterizer
        AssignedTo: [EMAIL PROTECTED]
        ReportedBy: [EMAIL PROTECTED]


According to:
http://www.w3.org/TR/SVG/painting.html#TextRenderingProperty

"auto" is supposed to balance speed, precision, and legibility, while favoring
legibility. For some fonts though, this isn't true. I've included a sample chunk
of an affected svg document. For this font, at certain window sizes in squiggle,
the descenders on the 1 are missing when 'auto' is used, rendering it as a
single hovering 'dot'. 

This problem is not present when text-rendering is set to optimizeSpeed,
optimizeLegibility, or geometricPrecision.

                                <text enable-background="new    " 
text-rendering="auto" transform="matrix(1
0 0 1 64.6787 71.8477)">
<tspan fill="#525759" x="0" font-size="15" y="0"
font-family="'Chalet-LondonNineteenSeventy'">1 0 1 0 1 0 1 0 1 0 1</tspan>
</text>
                                <text enable-background="new    " 
text-rendering="optimizeSpeed" 
transform="matrix(1 0 0 1 64.6787 100.8477)">
<tspan fill="#525759" x="0" font-size="15" y="0"
font-family="'Chalet-LondonNineteenSeventy'">1 0 1 0 1 0 1 0 1 0 1</tspan>
</text>
                                <text enable-background="new    " 
text-rendering="optimizeLegibility"
transform="matrix(1 0 0 1 64.6787 130.8477)">
<tspan fill="#525759" x="0" font-size="15" y="0"
font-family="'Chalet-LondonNineteenSeventy'">1 0 1 0 1 0 1 0 1 0 1</tspan>
</text>
                                <text enable-background="new    " 
text-rendering="geometricPrecision"
transform="matrix(1 0 0 1 64.6787 160.8477)">
<tspan fill="#525759" x="0" font-size="15" y="0"
font-family="'Chalet-LondonNineteenSeventy'">1 0 1 0 1 0 1 0 1 0 1</tspan>
</text>

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