gvSIG projects pool

{

    "id": "MustNotOverlapPolygon",

    "name": "Must Not Overlap",

    "description": [ 

        "<img src=\"@@@.d/must_not_overlap.png\">\n",

        "Requires that the interior of polygons in the dataset not overlap.",

        "The polygons can share edges or vertices.",

        "This rule is used when an area cannot belong to two or more polygons.",

        "It is useful for modeling administrative boundaries, such as ZIP Codes",

        "or voting districts, and mutually exclusive area classifications,",

        "such as land cover or landform type."

    ],

    "actions" : {

        "CreateFeature": {

            "name" : "Create feature",

            "description": [ 

                "The Create Feature fix creates a new polygon feature out of",

                "the error shape and removes the portion of overlap from each",

                "of the features, causing the error to create a planar",

                "representation of the feature geometry.\n",

                "This fix can be applied to one or more selected Must Not Overlap errors."

            ]

        },

        "Subtract": {

            "name" : "Subtract",

            "description": [ 

                "The Subtract fix removes the overlapping portion of geometry",

                "from each feature that is causing the error and leaves a gap",

                "or void in its place. This fix can be applied to one or more",

                "selected Must Not Overlap errors."

            ]

        },

        "Merge": {

            "name" : "Merge",

            "description": [ 

                "The Merge fix adds the portion of overlap from one feature",

                "and subtracts it from the others that are violating the rule.",

                "You need to pick the feature that receives the portion of",

                "overlap using the Merge dialog box.",

                "This fix can be applied to one Must Not Overlap error only."

            ]

        }

    }

}