vue.js生成S型拓扑图

1.前端代码

2.后端代码

def topo(request):
    data = {
        "nodes": [
            {
                "id": "demo3_node1", "x": 100, "y": 50, "height": 50,
                "width": 100, "text": "发起", "className": "node success"
            },
            {
                "id": "demo3_node2", "x": 250, "y": 50, "height": 50,
                "width": 100, "text": "过程1", "className": "node success"
            },
            {
                "id": "demo3_node3", "x": 400, "y": 50, "height": 50,
                "width": 100, "text": "过程2", "className": "node danger"
            },
            {
                "id": "demo3_node4", "x": 550, "y": 50, "height": 50,
                "width": 100, "text": "过程3", "className": "node success"
            },
            {
                "id": "demo3_node5", "x": 550, "y": 150, "height": 50,
                "width": 100, "text": "过程4", "className": "node success"
            },
            {
                "id": "demo3_node6", "x": 400, "y": 150, "height": 50,
                "width": 100, "text": "过程5", "className": "node warning"
            },
            {
                "id": "demo3_node7", "x": 250, "y": 150, "height": 50,
                "width": 100, "text": "过程6", "className": "node success"
            },
            {
                "id": "demo3_node8", "x": 100, "y": 150, "height": 50,
                "width": 100, "text": "过程7", "className": "node success"
            },
        ],
        "edges": [
            {
                "source": "demo3_node1", "sDirection": 'right',
                "target": "demo3_node2", "tDirection": 'left', "edgesType": "success"
            },
            {
                "source": "demo3_node2", "sDirection": 'right',
                "target": "demo3_node3", "tDirection": 'left', "edgesType": "danger"
            },
            {
                "source": "demo3_node3", "sDirection": 'right',
                "target": "demo3_node4", "tDirection": 'left', "edgesType": "success"
            },
            {
                "source": "demo3_node4", "sDirection": 'right',
                "target": "demo3_node5", "tDirection": 'right', "edgesType": "success"
            },
            {
                "source": "demo3_node5", "sDirection": 'right',
                "target": "demo3_node6", "tDirection": 'right', "edgesType": "warning"
            },
            {
                "source": "demo3_node6", "sDirection": 'right',
                "target": "demo3_node7", "tDirection": 'right', "edgesType": "success"
            },
            {
                "source": "demo3_node7", "sDirection": 'right',
                "target": "demo3_node8", "tDirection": 'right', "edgesType": "success"
            },
        ]
    }
    return JsonResponse({"result": True, "data": data})

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