Javascript 代码在JSFIDLE上运行良好,但有一个函数在网站上不起作用
我从fiddle复制了代码,包括正确的外部资源、库等,但是有一个函数不想工作。我已经包括了一个console.log,这个函数根本没有被访问,但是在fiddle中它工作得很好 注意:其他一切都按预期进行 有什么问题吗Javascript 代码在JSFIDLE上运行良好,但有一个函数在网站上不起作用,javascript,jquery,jsfiddle,chart.js,Javascript,Jquery,Jsfiddle,Chart.js,我从fiddle复制了代码,包括正确的外部资源、库等,但是有一个函数不想工作。我已经包括了一个console.log,这个函数根本没有被访问,但是在fiddle中它工作得很好 注意:其他一切都按预期进行 有什么问题吗 function drawSegmentValues() { console.log("I am Here Animating"); for(var i=0; i<myChart.segments.length; i++)
function drawSegmentValues()
{
console.log("I am Here Animating");
for(var i=0; i<myChart.segments.length; i++)
{
ctx.fillStyle="white";
var textSize = canvas.width/30;
ctx.font= textSize+"px Verdana";
// Get needed variables
var value = myChart.segments[i].value;
var startAngle = myChart.segments[i].startAngle;
var endAngle = myChart.segments[i].endAngle;
var middleAngle = startAngle + ((endAngle - startAngle)/2);
// Compute text location
if (data[i].value > 100) {
var posX = (3*radius)/5 * Math.cos(middleAngle) + midX;
var posY = (3*radius)/5 * Math.sin(middleAngle) + midY;
}
else {
var posX = (3*radius)/5 * Math.cos(middleAngle) + midX;
var posY = (3*radius)/5 * Math.sin(middleAngle) + midY;
}
// Text offside by middle
var w_offset = ctx.measureText(value).width/2;
var h_offset = textSize/4;
ctx.fillText(value, posX - w_offset, posY + h_offset);
}
}
函数drawSegmentValues()
{
log(“我在这里制作动画”);
对于(变量i=0;i 100){
变量posX=(3*半径)/5*数学cos(中夹角)+midX;
变量posY=(3*半径)/5*数学sin(中间角)+midY;
}
否则{
变量posX=(3*半径)/5*数学cos(中夹角)+midX;
变量posY=(3*半径)/5*数学sin(中间角)+midY;
}
//文本由中间越位
变量w_offset=ctx.measureText(值).width/2;
var h_offset=textSize/4;
填充文本(值,posX-w_偏移,posY+h_偏移);
}
}
编辑//
小提琴代码:
var data = [
{value: 500, color:"#F7464A", label:"Test1"},
{value: 500, color:"#F7464A", label:"<a href='#'>Test2</a>"}
];
var total = 0;
var options = {
segmentShowStroke : true,
segmentStrokeColor : "#fff",
segmentStrokeWidth : 2,
percentageInnerCutout : 30, // This is 0 for Pie charts
animationSteps : 100,
animationEasing : "easeOutBounce",
animateRotate : true,
animateScale : false,
legendTemplate : "<ul class=\"<%=name.toLowerCase()%>-legend\"><% for (var i=0; i<segments.length; i++){%><li><span style=\"background-color:<%=segments[i].fillColor%>\"></span><%if(segments[i].label){%><%=segments[i].label%><%}%></li><%}%></ul>",
showTooltips: false,
onAnimationProgress: drawSegmentValues,
onAnimationComplete: drawTotalValues
}
var canvas = document.getElementById("wheel");
var ctx = canvas.getContext("2d");
var midX = canvas.width/2;
var midY = canvas.height/2
// Create a pie chart
var myChart = new Chart(ctx).Doughnut(data, options);
var radius = myChart.outerRadius;
function drawSegmentValues()
{
console.log("I am Here Animating");
for(var i=0; i<myChart.segments.length; i++)
{
ctx.fillStyle="white";
var textSize = canvas.width/30;
ctx.font= textSize+"px Verdana";
// Get needed variables
var value = myChart.segments[i].value;
var startAngle = myChart.segments[i].startAngle;
var endAngle = myChart.segments[i].endAngle;
var middleAngle = startAngle + ((endAngle - startAngle)/2);
// Compute text location
if (data[i].value > 100) {
var posX = (3*radius)/5 * Math.cos(middleAngle) + midX;
var posY = (3*radius)/5 * Math.sin(middleAngle) + midY;
}
else {
var posX = (3*radius)/5 * Math.cos(middleAngle) + midX;
var posY = (3*radius)/5 * Math.sin(middleAngle) + midY;
}
// Text offside by middle
var w_offset = ctx.measureText(value).width/2;
var h_offset = textSize/4;
ctx.fillText(value, posX - w_offset, posY + h_offset);
}
}
function drawTotalValues()
{
console.log("I am Here drawing");
for(var i=0; i<myChart.segments.length; i++)
{
total += myChart.segments[i].value;
}
ctx.fillStyle="black";
var textSize = canvas.width/30;
ctx.font= textSize+"px Verdana";
// Text offside by middle
var w_offset = ctx.measureText(total+"\ud83c\udf53").width/2;
var h_offset = textSize/4;
ctx.fillText(total+"\ud83c\udf53", midX - w_offset, midY + h_offset);
}
var数据=[
{值:500,颜色:#F7464A,标签:“Test1”},
{值:500,颜色:#F7464A,标签:}
];
var合计=0;
变量选项={
这是真的,
segmentStrokeColor:#fff“,
分段行程宽度:2,
percentageInnerCutout:30,//对于饼图,这是0
动画步骤:100,
动画化:“easeOutBounce”,
动画片:对,
动画缩放:错误,
legendTemplate:“
”,
showTooltips:false,
onAnimationProgress:DrawSegmentValue,
onAnimationComplete:drawTotalValues
}
var canvas=document.getElementById(“轮子”);
var ctx=canvas.getContext(“2d”);
var midX=canvas.width/2;
var midY=canvas.height/2
//创建饼图
var myChart=新图表(ctx).Doughnut(数据,选项);
var半径=myChart.outerRadius;
函数值()
{
log(“我在这里制作动画”);
对于(变量i=0;i 100){
变量posX=(3*半径)/5*数学cos(中夹角)+midX;
变量posY=(3*半径)/5*数学sin(中间角)+midY;
}
否则{
变量posX=(3*半径)/5*数学cos(中夹角)+midX;
变量posY=(3*半径)/5*数学sin(中间角)+midY;
}
//文本由中间越位
变量w_offset=ctx.measureText(值).width/2;
var h_offset=textSize/4;
填充文本(值,posX-w_偏移,posY+h_偏移);
}
}
函数drawTotalValues()
{
console.log(“我在这里画画”);
例如(var i=0;i在您的JSFIDLE中,您只加载了Chart.js的一个实例(cdnjs.cloudflare.com/ajax/libs/Chart.js/1.0.2/Chart.min.js),在您网站的索引底部,我觉得您正在加载Chart.js的另一个实例。本地版本可能与jsFiddle中使用的版本(1.0.2)不同.您的代码中出现了什么错误?任何错误?@JordanHendrix没有错误或任何错误,该函数只是没有被访问/调用任何东西,即使它清楚地存在于fiddle和我的网站代码的选项数组中。您能向我们展示其余的代码吗?您在哪里调用该函数?您的代码在文档中吗?准备好调用了吗在文档末尾,在结束正文标记?jsFiddle之前,默认情况下将代码包装在window.onload事件中。在jsFiddle中,您只加载Chart.js()的一个实例在您网站的索引底部,我觉得您正在加载另一个Chart.js实例。本地版本与JSFIDLE(1.0.2)中使用的版本不同吗?
<script type="text/javascript" src="//code.createjs.com/createjs-2013.09.25.combined.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/1.0.2/Chart.min.js"></script>
<script src="js/Chart.js"></script>
<script src="socket.js"></script>
var data = [
{value: 500, color:"#F7464A", label:"Test1"},
{value: 500, color:"#F7464A", label:"<a href='#'>Test2</a>"}
];
var total = 0;
var options = {
segmentShowStroke : true,
segmentStrokeColor : "#fff",
segmentStrokeWidth : 2,
percentageInnerCutout : 30, // This is 0 for Pie charts
animationSteps : 100,
animationEasing : "easeOutBounce",
animateRotate : true,
animateScale : false,
legendTemplate : "<ul class=\"<%=name.toLowerCase()%>-legend\"><% for (var i=0; i<segments.length; i++){%><li><span style=\"background-color:<%=segments[i].fillColor%>\"></span><%if(segments[i].label){%><%=segments[i].label%><%}%></li><%}%></ul>",
showTooltips: false,
onAnimationProgress: drawSegmentValues,
onAnimationComplete: drawTotalValues
}
var canvas = document.getElementById("wheel");
var ctx = canvas.getContext("2d");
var midX = canvas.width/2;
var midY = canvas.height/2
// Create a pie chart
var myChart = new Chart(ctx).Doughnut(data, options);
var radius = myChart.outerRadius;
function drawSegmentValues()
{
console.log("I am Here Animating");
for(var i=0; i<myChart.segments.length; i++)
{
ctx.fillStyle="white";
var textSize = canvas.width/30;
ctx.font= textSize+"px Verdana";
// Get needed variables
var value = myChart.segments[i].value;
var startAngle = myChart.segments[i].startAngle;
var endAngle = myChart.segments[i].endAngle;
var middleAngle = startAngle + ((endAngle - startAngle)/2);
// Compute text location
if (data[i].value > 100) {
var posX = (3*radius)/5 * Math.cos(middleAngle) + midX;
var posY = (3*radius)/5 * Math.sin(middleAngle) + midY;
}
else {
var posX = (3*radius)/5 * Math.cos(middleAngle) + midX;
var posY = (3*radius)/5 * Math.sin(middleAngle) + midY;
}
// Text offside by middle
var w_offset = ctx.measureText(value).width/2;
var h_offset = textSize/4;
ctx.fillText(value, posX - w_offset, posY + h_offset);
}
}
function drawTotalValues()
{
console.log("I am Here drawing");
for(var i=0; i<myChart.segments.length; i++)
{
total += myChart.segments[i].value;
}
ctx.fillStyle="black";
var textSize = canvas.width/30;
ctx.font= textSize+"px Verdana";
// Text offside by middle
var w_offset = ctx.measureText(total+"\ud83c\udf53").width/2;
var h_offset = textSize/4;
ctx.fillText(total+"\ud83c\udf53", midX - w_offset, midY + h_offset);
}