我想进一步自定义fabric hasControls
边框大小的外观。目前,它是在画布上以1px边框绘制的,但是3px边框是我要完成的任务。
fabricJS文档没有任何自定义属性来更改此边框大小。
hasControls
属性设置为true的fabricjs对象也具有borderScaleFactor
和borderColor
属性。
color.addEventListener('change', function(){
canvas.getActiveObject().borderColor = this.value;
canvas.renderAll();
});
scale.addEventListener('change', function(){
canvas.getActiveObject().borderScaleFactor = this.value;
canvas.renderAll();
});
var canvas = new fabric.Canvas('canvas');
fabric.Image.fromURL('https://upload.wikimedia.org/wikipedia/commons/4/47/PNG_transparency_demonstration_1.png', function(img) {
img.scale(0.4).set({
left: 150,
top: 150,
angle: -15
});
img.borderColor = color.value;
canvas.add(img).setActiveObject(img);
});
<script src="https://cdnjs.cloudflare.com/ajax/libs/fabric.js/1.5.0/fabric.js"></script>
<input id="color" type="color" value="#FF00FF"/>
<input id="scale" type="range" max="2" min=".01" step=".01"/>
<canvas id="canvas" width="800" height="600"></canvas>