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| <template> | |
| <require from="./inline-svg"></require> | |
| <style> | |
| .cool { | |
| fill: red; | |
| } | |
| .worked { | |
| fill: blue; | |
| } | |
| </style> | |
| <div> | |
| <button click.trigger="change()">test</button> | |
| <inline-svg svg="leaf" class="${style}"></inline-svg> | |
| <div></div> | |
| </div> | |
| </template> |
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| export class App { | |
| style = "worked"; | |
| change(){ | |
| console.log('changing'); | |
| if(this.style=="worked"){ | |
| this.style="cool"; | |
| } else { | |
| this.style="worked"; | |
| } | |
| } | |
| } | |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Aurelia</title> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <link rel="stylesheet" href="https://netdna.bootstrapcdn.com/bootstrap/3.0.3/css/bootstrap.min.css"> | |
| <link rel="stylesheet" href="https://eternicode.github.io/bootstrap-datepicker/bootstrap-datepicker/css/bootstrap-datepicker3.min.css"> | |
| </head> | |
| <body aurelia-app> | |
| <h1>Loading...</h1> | |
| <script src="https://jdanyow.github.io/rjs-bundle/node_modules/requirejs/require.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/config.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/bundles/aurelia.js"></script> | |
| <script src="https://jdanyow.github.io/rjs-bundle/bundles/babel.js"></script> | |
| <script> | |
| require(['aurelia-bootstrapper']); | |
| </script> | |
| </body> | |
| </html> |
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| import {bindable, containerless, customElement, inject, inlineView, Loader} from 'aurelia-framework'; | |
| @containerless() | |
| @inlineView('<template></template>') | |
| @customElement('inline-svg') | |
| @inject(Element, Loader) | |
| export class InlineSvg { | |
| @bindable svg; | |
| constructor(el, loader) { | |
| this.el = el; | |
| this.loader = loader; | |
| this.classList; | |
| this.targetInstruction; | |
| this.view; | |
| } | |
| created(view){ | |
| this.view = view; | |
| this.targetInstruction = this.getTargetInstructionByType('class'); | |
| } | |
| getTargetInstructionByType(type){ | |
| let targetInst; | |
| for(let instKey in this.view.viewFactory.instructions){ | |
| let inst = this.view.viewFactory.instructions[instKey]; | |
| if (inst.expressions && inst.expressions.length > 0){ | |
| let classExp = inst.expressions.some(exp => { | |
| return exp.attribute == type | |
| }); | |
| if(classExp){ | |
| targetInst = inst; | |
| } | |
| } | |
| } | |
| return targetInst; | |
| } | |
| bind(context){ | |
| this.classList = this.el.class; //this.el is a comment | |
| this.svgChanged(this.svg); | |
| } | |
| svgChanged(svg) { | |
| if (svg) { | |
| this.loader.loadText(`${svg}.svg`) | |
| .then(text => { | |
| let nextSibling = this.el.nextElementSibling; | |
| let containerDiv = document.createElement("div"); | |
| containerDiv.innerHTML = text; | |
| let svgElem = containerDiv.children[0]; | |
| let previousClassBindingIndex = this.view.bindings.findIndex(binding => { | |
| return binding.target == nextSibling; | |
| }); | |
| if(previousClassBindingIndex > -1){ | |
| this.view.bindings.splice(previousClassBindingIndex, 1); | |
| } | |
| if(this.targetInstruction){ | |
| let svgBinding = this.targetInstruction.expressions[0].createBinding(svgElem); | |
| this.view.addBinding(svgBinding); | |
| } else { | |
| svgElem.setAttribute('class', this.classList); | |
| } | |
| if(nextSibling && nextSibling.tagName.toLowerCase() == 'svg'){ | |
| nextSibling.parentElement.replaceChild(svgElem, nextSibling); | |
| } else { | |
| this.el.parentElement.insertBefore(svgElem, this.el.nextSibling); | |
| } | |
| }); | |
| } | |
| } | |
| } |
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