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d3.js interpolateInferno()用法及代码示例


D3.js中的d3.interpolateInferno()函数用于从“inferno”顺序配色方案中返回特定颜色,该颜色以RGB字符串形式返回。

用法:

d3.interpolateInferno(t)

参数:该函数接受如上所述和以下描述的单个参数:

  • t:“t”是[0,1]范围内的数字。

返回值:它返回一个RGB字符串。

范例1:



HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <meta charset="UTF-8" /> 
    <meta name="viewport" path1tent= 
        "width=device-width,initial-scale=1.0" /> 
  
    <title>D3.js interpolateInferno() Function</title> 
    <script src="https://d3js.org/d3.v4.min.js"> 
    </script> 
    <script src="https://d3js.org/d3-color.v1.min.js"> 
    </script> 
    <script src= 
        "https://d3js.org/d3-interpolate.v1.min.js"> 
    </script> 
    <script src= 
        "https://d3js.org/d3-scale-chromatic.v1.min.js"> 
    </script> 
</head> 
  
<body> 
    <center> 
        <h1 style="color:green;">GeeksForGeeks</h1> 
  
        <h3>D3.js interpolateInferno() Function</h3> 
  
        <script> 
            document.write(d3.interpolateInferno(0) + "<br>"); 
            document.write(d3.interpolateInferno(0.1) + "<br>"); 
            document.write(d3.interpolateInferno(0.2) + "<br>"); 
            document.write(d3.interpolateInferno(0.3) + "<br>"); 
            document.write(d3.interpolateInferno(0.4) + "<br>"); 
            document.write(d3.interpolateInferno(0.5) + "<br>"); 
            document.write(d3.interpolateInferno(0.6) + "<br>"); 
            document.write(d3.interpolateInferno(0.7) + "<br>"); 
            document.write(d3.interpolateInferno(0.8) + "<br>"); 
            document.write(d3.interpolateInferno(0.9) + "<br>"); 
            document.write(d3.interpolateInferno(1)); 
        </script> 
    </center> 
</body> 
  
</html>

输出:

范例2:

HTML

<!DOCTYPE html> 
<html lang="en"> 
  
<head> 
    <meta charset="UTF-8" /> 
    <meta name="viewport" path1tent= 
        "width=device-width,initial-scale=1.0" /> 
  
    <title> 
        D3.js interpolateInferno() Function 
    </title> 
    <script src= 
"https://d3js.org/d3.v4.min.js"> 
    </script> 
    <script src= 
"https://d3js.org/d3-color.v1.min.js"> 
    </script> 
    <script src= 
"https://d3js.org/d3-interpolate.v1.min.js"> 
    </script> 
    <script src= 
"https://d3js.org/d3-scale-chromatic.v1.min.js"> 
    </script> 
</head> 
<style> 
    div { 
        padding:3px; 
        width:fit-content; 
        height:20px; 
        width:200px; 
    } 
</style> 
  
<body> 
    <center> 
        <h1 style="color:green;">GeeksForGeeks</h1> 
  
        <h3>D3.js interpolateInferno() Function</h3> 
  
        <div class="b1"> 
            <span> 
                D3.interpolateInferno(0) 
            </span> 
        </div> 
        <div class="b2"> 
            <span> 
                D3.interpolateInferno(0.1) 
            </span> 
        </div> 
        <div class="b3"> 
            <span> 
                D3.interpolateInferno(0.2) 
            </span> 
        </div> 
        <div class="b4"> 
            <span> 
                D3.interpolateInferno(0.3) 
            </span> 
        </div> 
        <div class="b5"> 
            <span> 
                D3.interpolateInferno(0.4) 
            </span> 
        </div> 
        <div class="b6"> 
            <span> 
                D3.interpolateInferno(0.5) 
            </span> 
        </div> 
        <div class="b7"> 
            <span> 
                D3.interpolateInferno(0.6) 
            </span> 
        </div> 
        <div class="b8"> 
            <span> 
                D3.interpolateInferno(0.7) 
            </span> 
        </div> 
        <div class="b9"> 
            <span> 
                D3.interpolateInferno(0.8) 
            </span> 
        </div> 
        <div class="b10"> 
            <span> 
                D3.interpolateInferno(0.9) 
            </span> 
        </div> 
        <div class="b11"> 
            <span> 
                D3.interpolateInferno(1) 
            </span> 
        </div> 
        <script> 
            // Array of colors is given  
            let color1 = d3.interpolateInferno(0.0); 
            let color2 = d3.interpolateInferno(0.1); 
            let color3 = d3.interpolateInferno(0.2); 
            let color4 = d3.interpolateInferno(0.3); 
            let color5 = d3.interpolateInferno(0.4); 
            let color6 = d3.interpolateInferno(0.5); 
            let color7 = d3.interpolateInferno(0.6); 
            let color8 = d3.interpolateInferno(0.7); 
            let color9 = d3.interpolateInferno(0.8); 
            let color10 = d3.interpolateInferno(0.9); 
            let color11 = d3.interpolateInferno(1.0); 
  
            let b1 = document.querySelector(".b1"); 
            let b2 = document.querySelector(".b2"); 
            let b3 = document.querySelector(".b3"); 
            let b4 = document.querySelector(".b4"); 
            let b5 = document.querySelector(".b5"); 
            let b6 = document.querySelector(".b6"); 
            let b7 = document.querySelector(".b7"); 
            let b8 = document.querySelector(".b8"); 
            let b9 = document.querySelector(".b9"); 
            let b10 = document.querySelector(".b10"); 
            let b11 = document.querySelector(".b11"); 
  
            b1.style.backgroundColor = color1; 
            b2.style.backgroundColor = color2; 
            b3.style.backgroundColor = color3; 
            b4.style.backgroundColor = color4; 
            b5.style.backgroundColor = color5; 
            b6.style.backgroundColor = color6; 
            b7.style.backgroundColor = color7; 
            b8.style.backgroundColor = color8; 
            b9.style.backgroundColor = color9; 
            b10.style.backgroundColor = color10; 
            b11.style.backgroundColor = color11; 
        </script> 
    </center> 
</body> 
  
</html>

输出:




相关用法


注:本文由纯净天空筛选整理自SHUBHAMSINGH10大神的英文原创作品 D3.js interpolateInferno() Function。非经特殊声明,原始代码版权归原作者所有,本译文未经允许或授权,请勿转载或复制。