You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.1 KiB
JavaScript
70 lines
2.1 KiB
JavaScript
$(function() {
|
|
$('.config').on('click', 'p', function() {
|
|
var anchor = $(this).attr('class');
|
|
$(this).find('span').toggleClass('rotate');
|
|
$('.' + anchor + 'n').slideToggle();
|
|
})
|
|
$('input[type=range]').on('input change', function() {
|
|
$('.size').html($(this).val());
|
|
})
|
|
$('.upBtn').on('click', function() {
|
|
$('.upload').trigger('click');
|
|
})
|
|
$('.upload').on('change input', function() {
|
|
var the = this;
|
|
if (this.value) {
|
|
var img = new Image();
|
|
var getUrl = function(blob) {
|
|
return window[window.webkitURL ? 'webkitURL' : 'URL']['createObjectURL'](blob);
|
|
};
|
|
img.src = getUrl(this.files[0]);
|
|
$('.logo').html(img);
|
|
}
|
|
})
|
|
$('.makeEr').on('click', function() {
|
|
var con = $('textarea').val();
|
|
if ($.trim(con).length == 0) {
|
|
alert('请先设置内容');
|
|
return;
|
|
}
|
|
$("#qrcode").html('');
|
|
var size = $('input[type=range]').val(),
|
|
back = $('.background').val(),
|
|
fore = $('.foreground').val(),
|
|
src = $('.upload').val() == '' ? '' : $('.logo img').attr('src');
|
|
$("#qrcode").qrcode({
|
|
width: size,
|
|
height: size,
|
|
text: con, //内容
|
|
typeNumber: 3, //计算模式
|
|
correctLevel: 2, //二维码纠错级别
|
|
background: back, //背景颜色
|
|
foreground: fore, //二维码颜色
|
|
src: src, //logo
|
|
toImg: true //是否转化为图片
|
|
});
|
|
$('.download').attr('download', 'download');
|
|
$('.download').removeClass('gray');
|
|
setTimeout(function(){
|
|
$('.download').attr('href', $('#qrcode img').attr('src'));
|
|
},300)
|
|
})
|
|
// canvas 中的drawImage方法绘制的图片有时不显示,因为webkit绘制图片的过程是异步的,drawImage绘制图片
|
|
// 时图片可能没有及时完成,导致drawImage失败
|
|
// 可能的解决方案
|
|
// var img=document.getElementById('img');
|
|
// var canvas=document.getElementById('can');
|
|
// var ctx=canvas.getContext('2d');
|
|
// var callback=fucntion(image){
|
|
// if((!image)image=this;
|
|
// canvas.width=img.width;
|
|
// canvas.height=img.height;
|
|
// ctx.drawImage(image,0,0);
|
|
// }
|
|
// if(img.complete){//check if image was already loaded by the browser
|
|
// callback(img);
|
|
// }else{
|
|
// img.onload=callback;
|
|
// }
|
|
})
|