2015-06-18 194 views

回答

2

在这里你去

小提琴http://jsfiddle.net/hrykgzks/1/

JS

canvas = new fabric.StaticCanvas(document.getElementById("schemaCanvas")); 
group = new fabric.Group(); 

side_a = new fabric.Line([0, 0, 200, 0], { 
    stroke: "black", 
    strokeWidth: 10, 
    hasBorders: false 
}); 
group.addWithUpdate(side_a); 

side_b = new fabric.Line([200, 0, 200, 200], { 
    stroke: "black", 
    strokeWidth: 10, 
    hasBorders: false 
}); 
group.addWithUpdate(side_b); 
canvas.centerObject(group); 
canvas.add(group); 
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