如何將FabricJS canvas的背景圖像設置為來自Web服務的圖像? [英]How to set the background image of FabricJS canvas to image from a web service?
FabricJS v.2和AngularJS –動態設置畫布背景圖像 [英]FabricJS v.2 and AngularJS – set canvas background image dynamically