W3C home > Mailing lists > Public > www-svg@w3.org > July 2001

Re: Turning Off Antialiasing

From: Jon Ferraiolo <jferraio@adobe.com>
Date: Tue, 10 Jul 2001 17:42:00 -0700
Message-Id: <4.3.2.7.2.20010710173957.00e1f700@mailsj>
To: "Jim Rosenberg" <jr@amanue.com>
Cc: www-svg@w3.org
The 'text-rendering' property 
(http://www.w3.org/TR/SVG/painting.html#TextRenderingProperty) provides the 
hint which applies to any antialiasing techniques that might be used to 
render text.

Jon

At 03:55 PM 7/7/01 -0500, Jim Rosenberg wrote:
>I want fonts rendered with no antialiasing.  I still know very little about
>SVG, but I gather that the way this is supposed to be done is by
>incorporating shape-rendering:crispEdges into a style element.  I'm not
>getting this to work.  Here is some SVG that I have tried:
>
><?xml version="1.0" standalone="no"?>
><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20001102//EN"
>         "http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd">
><svg width="500" height="500">
>         <text x="186" y="173" style="font-family:Arial;font-size:14;stroke-
>width:1;stroke-opacity:0;stroke:rgb(0,0,0);
> 
>fill-opacity:1;fill:rgb(0,0,0);opacity:1;shape-rendering:crispEdges">well,
>this is a scratch default</text>
></svg>
>
><!-- Generated by Jasc WebDraw PR4(tm) on 07/07/01 15:40:36 -->
>
>When I view this using the Adobe SVG plugin, the font is antialiased, which
>is clearly visible when I do a screen capture and blow the bitmap up.  Jasc
>WebDraw also renders it antialiased in its Canvas pane.
>
>Am I doing something wrong?
>
>*Or* [hideous thought!] are viewer implementers just blithely ignoring
>shape-rendering:crispEdges?  I hope not.  The folks who made the SVG
>standard obviously went to a huge amount of work.  It would be a shame if
>viewer implementers just didn't pay attention to what the standard says ...
>
>---
>Jim Rosenberg                            http://www.well.com/user/jer/
>      CIS: 71515,124
>      WELL: jer
>      Internet: jr@amanue.com
Received on Wednesday, 11 July 2001 12:25:22 GMT

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