Pixel-Composer/datafiles/data/layouts/Horizontal.json

{
    "panel": {
        "split": "v",
        "width": 40,
        "content": [{
                "content": "Panel_Menu"
            },
            {
                "split": "h",
                "width": -400,
                "content": [{
                        "split": "v",
                        "width": -48,
                        "content": [{
                                "split": "v",
                                "width": -400,
                                "content": [{
                                        "content": "Panel_Preview"
                                    },
                                    {
                                        "content": "Panel_Graph"
                                    }
                                ]
                            },
                            {
                                "content": "Panel_Animation"
                            }
                        ]
                    },
                    {
                        "content": "Panel_Inspector"
                    }
                ]
            }
        ]
    },
    "Panel_Collection": {
        "parent": "Panel_Graph",
        "width": 460,
        "split": "h",
        "index": 0
    }
}