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graph.xsl
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graph.xsl
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<?xml version="1.0" encoding="UTF-8"?>
<!-- LGPLv3 <http://www.gnu.org/licenses/lgpl-3.0.txt> -->
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" extension-element-prefixes="ixsl" xmlns="http://www.w3.org/1999/xhtml" xmlns:a="http://ajax.org/2005/aml" version="2.0" exclude-result-prefixes="#all" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:math="http://www.w3.org/2005/xpath-functions/math" xmlns:op="http://robbertatwork.com/2012/operator" xmlns:js="http://saxonica.com/ns/globalJS" xmlns:ixsl="http://saxonica.com/ns/interactiveXSLT" xmlns:style="http://saxonica.com/ns/html-style-property" xmlns:x="http://xslt2.org/extensions" xmlns:sig="http://xslt2.org/signature" xmlns:ev="http://www.w3.org/2001/xml-events" sig:value="1e91e6aa8e386" xmlns:m="http://www.w3.org/1998/Math/MathML">
<xsl:output method="html" doctype-system="about:legacy-compat" encoding="UTF-8" name="html5"/>
<xsl:output method="xhtml" encoding="UTF-8"/>
<xsl:param name="time" select="seconds-from-dateTime(current-dateTime())"/>
<xsl:param name="gridHeight" select="360"/>
<xsl:param name="gridWidth" select="360"/>
<xsl:template match="/">
<html>
<head>
<title>Graph using CSS 3D Transforms</title>
<link rel="stylesheet" type="text/css" href="./graph.css"/>
</head>
<body>
<article>
<h1>Frameless:<br/>XSLT 2.0 for the web</h1>
<xsl:apply-templates/>
<xsl:call-template name="math"/>
<xsl:if test="element-available('ixsl:schedule-instruction')">
<ixsl:schedule-action wait="0">
<xsl:call-template name="animate"/>
</ixsl:schedule-action>
</xsl:if>
</article>
</body>
</html>
</xsl:template>
<xsl:template match="a:chart">
<xsl:param name="width" select="@width" as="xs:integer"/>
<xsl:param name="height" select="@height" as="xs:integer"/>
<xsl:param name="rotateX" select="64" as="xs:integer"/>
<xsl:param name="rotateZ" select="0" as="xs:integer"/>
<xsl:param name="anim" select="@anim" as="xs:integer"/>
<div id="graph" class="ajaxorggraph graph graph3d" style="width: {$width}px; height: {$height}px;" data-zoom="1">
<div class="graph-content" style="-webkit-transform: rotateX({$rotateX}deg); -moz-transform: rotateX({$rotateX}deg); -o-transform: rotateX({$rotateX}deg); -ms-transform: rotateX({$rotateX}deg);">
<div class="xy-plane"/>
<div class="grid" id="graph-content" style="width: {$gridWidth}px; height: {$gridHeight}px; -webkit-animation-duration: {$anim}s; -moz-animation-duration: {$anim}s; -o-animation-duration: {$anim}s; -ms-animation-duration: {$anim}s;">
<xsl:apply-templates select="a:axis"/>
</div>
</div>
</div>
</xsl:template>
<xsl:template match="a:axis">
<xsl:param name="x1" select="@x1"/>
<xsl:param name="x2" select="@x2"/>
<xsl:param name="y1" select="@y1"/>
<xsl:param name="y2" select="@y2"/>
<xsl:param name="z1" select="@z1"/>
<xsl:param name="z2" select="@z2"/>
<xsl:param name="x3d" select="@x3d"/>
<xsl:param name="y3d" select="@y3d"/>
<xsl:param name="z3d" select="@z3d"/>
<xsl:param name="mode" select="@mode"/>
<xsl:param name="lockyzoom" select="@lockyzoom"/>
<xsl:param name="orbity" select="@orbity"/>
<xsl:param name="distance" select="@distance"/>
<xsl:param name="orbitxanim" select="@orbitxanim"/>
<xsl:param name="orbityanim" select="@orbityanim"/>
<xsl:param name="orbitzanim" select="@orbitzanim"/>
<xsl:variable name="rangeX" select="$x2 - $x1"/>
<xsl:variable name="rangeY" select="$y2 - $y1"/>
<xsl:variable name="rangeZ" select="$z2 - $z1"/>
<xsl:variable name="originX" select="0"/>
<xsl:variable name="originZ" select="0"/>
<ol class="axis z-axis">
<xsl:for-each select="op:to(xs:integer($x1), xs:integer($x2))">
<li>
<xsl:value-of select="."/>
</li>
</xsl:for-each>
</ol>
<xsl:apply-templates select="a:graph"/>
</xsl:template>
<xsl:template match="a:graph">
<xsl:param name="steps" select="@steps" as="xs:integer"/>
<xsl:variable name="minX" select="../@x1" as="xs:integer"/>
<xsl:variable name="minZ" select="../@z1" as="xs:integer"/>
<xsl:variable name="maxX" select="../@x2" as="xs:integer"/>
<xsl:variable name="maxZ" select="../@z2" as="xs:integer"/>
<xsl:variable name="originX" select="$gridWidth div 2"/>
<xsl:variable name="originZ" select="$gridHeight div 2"/>
<xsl:variable name="precisionX" select="0.25"/>
<xsl:variable name="precisionZ" select="0.25"/>
<xsl:variable name="square-width" select="$gridWidth div $steps"/>
<xsl:variable name="square-height" select="$gridHeight div $steps"/>
<xsl:variable name="stepsX" select="op:to(0, xs:integer(($maxX - $minX) div $precisionX) - 1)"/>
<xsl:variable name="stepsZ" select="op:to(0, xs:integer(($maxZ - $minZ) div $precisionZ) - 1)"/>
<xsl:for-each select="$stepsX">
<xsl:variable name="gridX" select="current() - (0 - $minX) div $precisionX"/>
<xsl:variable name="x" select="$gridX * $precisionX"/>
<xsl:variable name="left" select="$originX + $gridX * $square-width"/>
<xsl:for-each select="$stepsZ">
<xsl:variable name="gridZ" select="current() - (0 - $minZ) div $precisionZ"/>
<xsl:variable name="z" select="$gridZ * $precisionZ"/>
<xsl:variable name="top" select="$originZ + $gridZ * $square-height"/>
<xsl:variable name="y" select="js:formula($x, $z, $time)"/>
<xsl:variable name="measure1" select="js:formula($x - 0.1, $z, $time)"/>
<xsl:variable name="measure2" select="js:formula($x + 0.1, $z, $time)"/>
<xsl:variable name="measure3" select="js:formula($x, $z - 0.1, $time)"/>
<xsl:variable name="measure4" select="js:formula($x, $z + 0.1, $time)"/>
<xsl:variable name="rotateX" select="x:choose($measure3 = $measure4, 0, x:choose($measure3 < $measure4, 10, -10))"/>
<xsl:variable name="rotateY" select="x:choose($measure1 = $measure2, 0, x:choose($measure1 > $measure2, 10, -10))"/>
<xsl:variable name="translateZ" select="xs:integer($y * 65)" as="xs:integer"/>
<span tabindex="0" class="square" data-x="{$x}" data-z="{$z}" data-rotateX="{$rotateX}" data-rotateY="{$rotateY}" style="left: {$left}px; top: {$top}px; width: {$square-width}px; height: {$square-height}px; -moz-transform: rotateX({$rotateX}deg) rotateY({$rotateY}deg) translateZ({$translateZ}px); -webkit-transform: rotateX({$rotateX}deg) rotateY({$rotateY}deg) translateZ({$translateZ}px);"/>
</xsl:for-each>
</xsl:for-each>
</xsl:template>
<xsl:template match="span" mode="ixsl:onclick">
<!-- <xsl:template match="span" mode="ixsl:onclick" use-when="function-available('ixsl:event')"> -->
<xsl:for-each select="x:id('selected-square')">
<ixsl:set-attribute name="id" select="''"/>
</xsl:for-each>
<ixsl:set-attribute name="id" select="'selected-square'"/>
<xsl:apply-templates select="x:id('selected-y')" mode="update-y"/>
</xsl:template>
<xsl:template match="*" mode="update-y">
<xsl:result-document method="ixsl:replace-content" href="#selected-y">
<xsl:choose>
<xsl:when test="x:id('selected-square')">
<xsl:apply-templates select="x:id('selected-square')" mode="value-y"/>
</xsl:when>
<xsl:otherwise>?</xsl:otherwise>
</xsl:choose>
</xsl:result-document>
</xsl:template>
<xsl:template match="*" mode="value-y">
<xsl:value-of select="js:formula(xs:decimal(@data-x), xs:decimal(@data-z), seconds-from-dateTime(current-dateTime()))"/>
</xsl:template>
<xsl:template name="math">
<math xmlns="http://www.w3.org/1998/Math/MathML" display='block'>
<mrow>
<mi>y</mi>
<mo>=</mo>
<mfrac>
<mrow>
<mo>sin</mo>
<mo>⁡</mo>
<mo>(</mo>
<msqrt>
<mrow>
<msup><mi>x</mi><mn>2</mn></msup>
<mo>+</mo>
<msup><mi>z</mi><mn>2</mn></msup>
</mrow>
</msqrt>
<mo>⋅</mo>
<mn>3</mn>
<mo>-</mo>
<mn>2</mn>
<mi>t</mi>
<mo>)</mo>
</mrow>
<mrow>
<msqrt>
<mrow>
<msup><mi>x</mi><mn>2</mn></msup>
<mo>+</mo>
<msup><mi>z</mi><mn>2</mn></msup>
</mrow>
</msqrt>
<mo>⋅</mo>
<mn>3</mn>
<mo>+</mo>
<mn>0.3</mn>
</mrow>
</mfrac>
<mo>=</mo>
<mi id="selected-y">?</mi>
</mrow>
</math>
</xsl:template>
<xsl:template name="animate">
<xsl:call-template name="animation-frame"/>
<ixsl:schedule-action wait="0">
<xsl:call-template name="animate"/>
</ixsl:schedule-action>
</xsl:template>
<xsl:template name="animation-frame">
<xsl:call-template name="ripple"/>
<xsl:apply-templates select="x:id('selected-y')" mode="update-y"/>
</xsl:template>
<xsl:template name="ripple">
<xsl:variable name="time" select="seconds-from-dateTime(current-dateTime())"/>
<xsl:message select="x:class(ixsl:page(), 'square')"/>
<xsl:for-each select="x:class(ixsl:page(), 'square')">
<xsl:variable name="time" select="$time"/>
<xsl:variable name="x" select="@data-x" as="xs:integer"/>
<xsl:variable name="z" select="@data-z" as="xs:integer"/>
<xsl:variable name="y" select="js:formula($x, $z, $time)"/>
<xsl:variable name="measure1" select="js:formula($x - 0.1, $z, $time)"/>
<xsl:variable name="measure2" select="js:formula($x + 0.1, $z, $time)"/>
<xsl:variable name="measure3" select="js:formula($x, $z - 0.1, $time)"/>
<xsl:variable name="measure4" select="js:formula($x, $z + 0.1, $time)"/>
<xsl:variable name="rotateX" select="x:choose($measure3 < $measure4, 10, x:choose($measure3 = $measure4, 0, -10))"/>
<xsl:variable name="rotateY" select="x:choose($measure1 > $measure2, 10, x:choose($measure1 = $measure2, 0, -10))"/>
<ixsl:set-attribute name="style:-moz-transform" select="concat('rotateX(', $rotateX, 'deg) rotateY(', $rotateY, 'deg) translateZ(', $y * 65, 'px)')" use-when="x:css-property-available('-moz-transform')"/>
<ixsl:set-attribute name="style:-webkit-transform" select="concat('rotateX(', $rotateX, 'deg) rotateY(', $rotateY, 'deg) translateZ(', $y * 65, 'px)')" use-when="x:css-property-available('-webkit-transform')"/>
<ixsl:set-attribute name="style:-ms-transform" select="concat('rotateX(', @data-rotateX, 'deg) rotateY(', @data-rotateY, 'deg) translateZ(', $y * 65, 'px)')" use-when="x:css-property-available('-ms-transform')"/>
</xsl:for-each>
</xsl:template>
<xsl:include href="graph-fallback.xsl" use-when="not(system-property('xsl:vendor') = 'Robbert')"/>
</xsl:stylesheet>