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28 lines
668 B
28 lines
668 B
layui.define(['jquery', 'element'], function(exports) {
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"use strict";
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/**
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* 类 型 转 换 工 具 类
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* */
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var MOD_NAME = 'convert',
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$ = layui.jquery,
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element = layui.element;
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var convert = new function() {
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// image 转 base64
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this.imageToBase64 = function(img) {
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var canvas = document.createElement("canvas");
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canvas.width = img.width;
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canvas.height = img.height;
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var ctx = canvas.getContext("2d");
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ctx.drawImage(img, 0, 0, img.width, img.height);
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var ext = img.src.substring(img.src.lastIndexOf(".")+1).toLowerCase();
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var dataURL = canvas.toDataURL("image/"+ext);
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return dataURL;
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}
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}
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exports(MOD_NAME, convert);
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});
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