122 lines
6.2 KiB
XML
Executable File
122 lines
6.2 KiB
XML
Executable File
<?xml version="1.0"?>
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<!--
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tidy up graphviz svg o/p
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-->
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<xsl:stylesheet version="3.0"
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xmlns="http://www.w3.org/2000/svg"
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xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
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xmlns:svg="http://www.w3.org/2000/svg"
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xmlns:xlink="http://www.w3.org/1999/xlink">
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<xsl:param name="filter">MyFilter</xsl:param>
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<xsl:param name="rotate" select="false()"/>
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<xsl:output method="xml" encoding="UTF-8" indent="yes" omit-xml-declaration="yes"/>
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<xsl:template match="/svg:svg">
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<xsl:variable name="w" select="substring-before(@width,'pt')"/>
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<xsl:variable name="aa" select="string(@width)"/>
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<xsl:variable name="h" select="substring-before(@height,'pt')"/>
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<xsl:variable name="filters">
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<defs xmlns="http://www.w3.org/2000/svg">
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<filter id="Drop_Shadow" filterUnits="objectBoundingBox" x="-10%" y="-10%" width="150%" height="150%">
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<feGaussianBlur in="SourceAlpha" stdDeviation="3" result="blurredAlpha"/>
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<feOffset in="blurredAlpha" dx="3" dy="3" result="offsetBlurredAlpha"/>
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<feFlood result="flooded" style="flood-color:rgb(0,0,0);flood-opacity:0.65"/>
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<feComposite in="flooded" operator="in" in2="offsetBlurredAlpha" result="coloredShadow"/>
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<feComposite in="SourceGraphic" in2="coloredShadow" operator="over"/>
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</filter>
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<filter id="Bevel" filterUnits="objectBoundingBox" x="-10%" y="-10%" width="150%" height="150%">
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<feGaussianBlur in="SourceAlpha" stdDeviation="3" result="blur"/>
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<feSpecularLighting in="blur" surfaceScale="5" specularConstant="0.5" specularExponent="10" result="specOut" style="lighting-color:rgb(255,255,64)">
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<fePointLight x="-5000" y="-10000" z="20000"/>
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</feSpecularLighting>
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<feComposite in="specOut" in2="SourceAlpha" operator="in" result="specOut2"/>
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<feComposite in="SourceGraphic" in2="specOut2" operator="arithmetic" k1="0" k2="1" k3="1" k4="0" result="litPaint"/>
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</filter>
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<filter id="grey_bevel_shadow" filterUnits="objectBoundingBox" x="-10%" y="-10%" width="150%" height="150%">
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<feGaussianBlur result="blurredAlpha" in="SourceAlpha" stdDeviation="3"/>
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<feOffset result="offsetBlurredAlpha" in="blurredAlpha" dx="2" dy="1"/>
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<feDiffuseLighting result="bumpMapDiffuse" in="blurredAlpha" surfaceScale="5" diffuseConstant="0.5" style="lighting-color:rgb(255,255,255)">
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<feDistantLight azimuth="135" elevation="60"/>
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</feDiffuseLighting>
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<feComposite result="litPaint" in="bumpMapDiffuse" operator="arithmetic" k1="1" k2="0" k3="0" k4="0" in2="SourceGraphic"/>
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<feSpecularLighting result="bumpMapSpecular" in="blurredAlpha" surfaceScale="5" specularConstant="0.5" specularExponent="10" style="lighting-color:rgb(255,255,255)">
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<feDistantLight azimuth="135" elevation="60"/>
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</feSpecularLighting>
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<feComposite result="litPaint" in="litPaint" operator="arithmetic" k1="0" k2="1" k3="1" k4="0" in2="bumpMapSpecular"/>
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<feComposite result="litPaint" in="litPaint" operator="in" in2="SourceAlpha"/>
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<feMerge>
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<feMergeNode in="offsetBlurredAlpha"/>
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<feMergeNode in="litPaint"/>
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</feMerge>
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</filter>
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<filter id="Bumpy" filterUnits="objectBoundingBox" x="-10%" y="-10%" width="150%" height="150%">
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<feTurbulence type="turbulence" baseFrequency="0.15" numOctaves="1" result="image0"/>
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<feGaussianBlur stdDeviation="3" in="image0" result="image1"/>
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<feDiffuseLighting in="image1" surfaceScale="10" diffuseConstant="1" result="image3" style="lighting-color:rgb(255,255,255)">
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<feDistantLight azimuth="0" elevation="45"/>
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</feDiffuseLighting>
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<feComposite in="image3" in2="SourceGraphic" operator="arithmetic" k2="0.5" k3="0.5" result="image4"/>
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<feComposite in="image4" in2="SourceGraphic" operator="in" result="image5"/>
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</filter>
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<filter id="MyFilter" filterUnits="objectBoundingBox" x="-10%" y="-10%" width="150%" height="150%">
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<desc>Produces a 3D lighting effect suitable for pies and lines</desc>
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<feGaussianBlur in="SourceAlpha" stdDeviation="4" result="blur"/>
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<feOffset in="blur" dx="3" dy="5" result="offsetBlur"/>
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<feSpecularLighting in="blur" surfaceScale="5" specularConstant="1" specularExponent="30" style="lighting-color:White" result="specOut">
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<fePointLight x="-5000" y="-10000" z="20000"/>
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</feSpecularLighting>
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<feComposite in="specOut" in2="SourceAlpha" operator="in" result="specOut"/>
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<feComposite in="SourceGraphic" in2="specOut" operator="arithmetic" k1="0" k2="1" k3="1" k4="0" result="litPaint"/>
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<feMerge>
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<feMergeNode in="offsetBlur"/>
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<feMergeNode in="litPaint"/>
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</feMerge>
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</filter>
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<filter id="MyShadow" filterUnits="objectBoundingBox" x="-20%" y="-20%" width="180%" height="180%">
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<desc>Simple blurred shadow (ideal for headings)</desc>
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<feGaussianBlur in="SourceAlpha" stdDeviation="6" result="blur"/>
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<feOffset in="blur" dx="12" dy="10" result="offsetBlur"/>
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<feMerge>
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<feMergeNode in="offsetBlur"/>
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<feMergeNode in="SourceGraphic"/>
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</feMerge>
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</filter>
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</defs>
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</xsl:variable>
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<svg xmlns="http://www.w3.org/2000/svg" width="100%" height="100%" aa="{$aa}" preserveAspectRatio="xMidYMid meet" viewBox="0 0 {$w} {$h}" text-rendering="optimizeLegibility">
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<xsl:copy-of select="$filters"/>
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<xsl:choose>
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<xsl:when test="rotate">
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<g transform="rotate(90 {$w div 2} {$h div 2} )">
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<xsl:call-template name="copy-content"/>
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</g>
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</xsl:when>
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<xsl:otherwise>
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<xsl:apply-templates select="*"/>
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</xsl:otherwise>
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</xsl:choose>
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</svg>
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</xsl:template>
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<xsl:template name="copy-content">
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<xsl:apply-templates select="@*|processing-instruction()|*|text()"/>
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</xsl:template>
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<!--default behaviours for all nodes-->
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<xsl:template match="processing-instruction()|*|@*|text()">
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<xsl:copy>
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<xsl:call-template name="copy-content"/>
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</xsl:copy>
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</xsl:template>
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<!-- apply non text in nodes -->
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<xsl:template match="svg:g[@class='node']">
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<g>
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<g filter="url(#{$filter})">
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<xsl:apply-templates select="*[local-name()!='text']"/>
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</g>
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<g>
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<xsl:apply-templates select="svg:text"/>
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</g>
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</g>
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</xsl:template>
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</xsl:stylesheet>
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