La propiedad FESpecularLighting.specularConstant de SVG devuelve el objeto SVGAnimatedNumber correspondiente al componente specularConstant del elemento FESpecularLighting.specularConstant.
Sintaxis:
var a = FESpecularLighting.specularConstant
Valor devuelto: esta propiedad devuelve el objeto SVGAnimatedNumber correspondiente al componente specularConstant del elemento FESpecularLighting.specularConstant.
Ejemplo 1:
HTML
<!DOCTYPE html>
<html>
<body>
<svg height="200" width="200"
viewBox="0 0 220 220">
<filter id="filter">
<feSpecularLighting in="BackgroundImage"
specularConstant="0.8" surfaceScale="1"
specularExponent="20" kernelUnitLength="1"
lighting-color="red" id="gfg">
<fePointLight x="100" y="100" z="220" />
</feSpecularLighting>
<feComposite in="SourceGraphic" in2="specOut"
operator="arithmetic" k1="0" k2="1"
k3="1" k4="0" />
</filter>
<rect x="60" y="60" width="150" height="150"
style="stroke: #000000; fill: lightgreen;
filter: url(#filter);" />
<script type="text/javascript">
var g = document.getElementById("gfg");
console.log(g.specularConstant);
console.log("specularConstant value is : ",
g.specularConstant.baseVal)
</script>
</svg>
</body>
</html>
Producción:
Ejemplo 2:
HTML
<!DOCTYPE html>
<html>
<body>
<svg height="200" width="200">
<filter id="filter">
<feSpecularLighting specularExponent="5"
lighting-color="gold" result="light"
surfaceScale="5" in="SourceGraphic"
specularConstant="1.3" id="gfg">
<fePointLight x="100" y="100" z="100" />
</feSpecularLighting>
<feComposite in="SourceGraphic"
in2="specOut" operator="arithmetic"
k1="1" k2="0" k3="1" k4="0" />
</filter>
<rect x="1" y="1" width="200" height="200"
style="stroke: #000000; fill: green;
filter: url(#filter);" />
<rect x="50" y="50" width="100" height="100"
style="stroke: #000000; fill: green;
filter: url(#filter);" />
<g fill="#FFFFFF" stroke="black" font-size="10"
font-family="Verdana" />
<text x="60" y="100">GeeksForGeeks</text>
<script type="text/javascript">
var g = document.getElementById("gfg");
console.log(g.specularConstant);
console.log("specularConstant value is : ",
g.specularConstant.baseVal)
</script>
</svg>
</body>
</html>
Producción:
Ejemplo 3:
HTML
<!DOCTYPE html>
<html>
<body>
<svg height="200" width="200"
viewBox="0 0 220 220">
<filter id="filter">
<feSpecularLighting specularExponent="2"
lighting-color="shadow" result="light"
surfaceScale="6" in="BackgroundImage"
specularConstant="5" id="gfg">
<fePointLight x="200" y="200" z="100" />
</feSpecularLighting>
<feComposite in="SourceGraphic" in2="specOut"
operator="arithmetic" k1="0" k2="1"
k3="1" k4="0" />
</filter>
<rect x="40" y="40" width="200" height="200"
style="stroke: black; fill: green;
filter: url(#filter);" />
<circle cx="130" cy="130" r="50"
style="fill: black; filter:url(#filter)" />
<script type="text/javascript">
var g = document.getElementById("gfg");
console.log(g.specularConstant);
console.log("specularConstant value is : ",
g.specularConstant.baseVal)
</script>
</svg>
</body>
</html>
Producción:
Navegadores compatibles:
- Google Chrome
- Borde
- Firefox
- Safari
- Ópera
- explorador de Internet