源代码 :
点击运行
<!DOCTYPE html> <html> <body> <svg xmlns="http://www.w3.org/2000/svg" version="1.1"> <defs> <linearGradient id="MyGrad" gradientUnits="userSpaceOnUse" x1="50" y1="0" x2="600" y2="0"> <stop offset="0" stop-color="#ff0000" /> <stop offset=".33" stop-color="#00ff00" /> <stop offset=".67" stop-color="#0000ff" /> <stop offset="1" stop-color="#000000" /> </linearGradient> <filter id="Identity"> <feComponentTransfer> <feFuncR type="identity" /> <feFuncG type="identity" /> <feFuncB type="identity" /> <feFuncA type="identity" /> </feComponentTransfer> </filter> <filter id="Table"> <feComponentTransfer> <feFuncR type="table" tableValues="0 0 1 1" /> <feFuncG type="table" tableValues="1 1 0 0" /> <feFuncB type="table" tableValues="0 1 1 0" /> </feComponentTransfer> </filter> <filter id="Linear"> <feComponentTransfer> <feFuncR type="linear" slope=".5" intercept=".25" /> <feFuncG type="linear" slope=".5" intercept="0" /> <feFuncB type="linear" slope=".5" intercept=".5" /> </feComponentTransfer> </filter> <filter id="Gamma"> <feComponentTransfer> <feFuncR type="gamma" amplitude="2" exponent="5" offset="0" /> <feFuncG type="gamma" amplitude="2" exponent="3" offset="0" /> <feFuncB type="gamma" amplitude="2" exponent="1" offset="0" /> </feComponentTransfer> </filter> </defs> <g font-size="50" font-weight="bold" fill="url(#MyGrad)"> <text x="50" y="60" filter="url(#Identity)">Identity</text> <text x="50" y="120" filter="url(#Table)">TableLookup</text> <text x="50" y="180" filter="url(#Linear)">LinearFunc</text> <text x="50" y="240" filter="url(#Gamma)">GammaFunc</text> </g> </svg> </body> </html>
运行结果