capabilities.json

{
    "sorting": {
        "default": {}
    },
    "dataRoles": [
        {
            "displayName": "Category",
            "name": "category",
            "kind": "Grouping",
            "requiredTypes": [
                {
                    "text": true
                },
                {
                    "numeric": true
                }
            ],
            "description": "Category"
        },
        {
            "displayName": "Sort By",
            "name": "sortBy",
            "kind": "Grouping",
            "requiredTypes": [
                {
                    "text": true
                },
                {
                    "numeric": true
                }
            ],
            "description": "Sort by"
        },
        {
            "displayName": "Measure",
            "name": "measure",
            "kind": "Measure",
            "description": "Measure"
        }
    ],
    "dataViewMappings": [
        {
            "conditions": [
                {
                    "category": {
                        "max": 1
                    },
                    "sortBy": {
                        "max": 1
                    },
                    "measure": {
                        "max": 1
                    }
                }
            ],
            "categorical": {
                "categories": {
                    "select": [
                        {
                            "bind": {
                                "to": "category"
                            }
                        },
                        {
                            "bind": {
                                "to": "sortBy"
                            }
                        }
                    ]
                },
                "values": {
                    "bind": {
                        "to": "measure"
                    }
                }
            }
        }
    ],
    "objects": {
        "dimensions": {
            "displayName": "Dimensions",
            "properties": {
                "trunkWidth": {
                    "displayName": "Trunk Width",
                    "description": "The width of the trunk.",
                    "type": {
                        "numeric": true
                    }
                },
                "trunkHeight": {
                    "displayName": "Trunk Height",
                    "description": "The height of the trunk.",
                    "type": {
                        "numeric": true
                    }
                },
                "leavesHeight": {
                    "displayName": "Leaves Height",
                    "description": "The height of the leaves.",
                    "type": {
                        "numeric": true
                    }
                },
                "leavesCount": {
                    "displayName": "Leaves Count",
                    "description": "The number of items to terminate as leaves.",
                    "type": {
                        "numeric": true
                    }
                }
            }
        },

        "colours": {

            "displayName": "Colours",
            "properties": {
                "startColour": {
                    "displayName": "Start Colour",
                    "description": "Start colour.",
                    "type": {
                        "fill": {"solid": {"color":true}}
                    }
                },
                "endColour": {
                    "displayName": "End Colour",
                    "description": "End colour.",
                    "type": {
                        "fill": {"solid": {"color":true}}
                    }
                }
            }
        },

        "leftAxis": {

            "displayName": "Left Axis",
            "properties": {
                "show": {
                    "displayName": "Show",
                    "type": {
                        "bool": true
                    }
                },
                "leftAxisWidth": {
                    "displayName": "Width",
                    "description": "The width of the left axis.",
                    "type": {
                        "numeric": true
                    }
                }
            }
        },

        "rightAxis": {

            "displayName": "Right Axis",
            "properties": {
                "show": {
                    "displayName": "Show",
                    "type": {
                        "bool": true
                    }
                },
                "rightAxisWidth": {
                    "displayName": "Width",
                    "description": "The width of the right axis.",
                    "type": {
                        "numeric": true
                    }
                }
            }
        },

        "topAxis": {

            "displayName": "Top Axis",
            "properties": {
                "show": {
                    "displayName": "Show",
                    "type": {
                        "bool": true
                    }
                },
                "topAxisHeight": {
                    "displayName": "Height",
                    "description": "The height of the top axis.",
                    "type": {
                        "numeric": true
                    }
                }
            }
        }

    }
}