{
    "$schema": "http://json-schema.org/draft-07/schema#",
    "title": "Preferences",
    "description": "Schema for CARTA Preferences (Version 2)",
    "$id": "https://cartavis.org/schemas/preferences_schema_2.json",
    "type": "object",
    "required": ["version"],
    "properties": {
        "version": {
            "description": "The version of the preferences contained",
            "type": "integer",
            "minimum": 1,
            "maximum": 2
        },
        "theme": {
            "enum": ["auto", "light", "dark"]
        },
        "autoLaunch": {
            "type": "boolean"
        },
        "fileSortingString": {
            "type": "string",
            "pattern": "^([+\\-])(date|filename|type|size)$"
        },
        "fileFilteringType": {
            "enum": ["fuzzy", "unix", "regex"]
        },
        "layout": {
            "type": "string"
        },
        "cursorPosition": {
            "enum": ["fixed", "tracking"]
        },
        "zoomMode": {
            "enum": ["fit", "full"]
        },
        "zoomPoint": {
            "enum": ["cursor", "center"]
        },
        "dragPanning": {
            "type": "boolean"
        },
        "spectralMatchingType": {
            "enum": ["VRAD", "VOPT", "FREQ", "WAVE", "AWAV", "CHANNEL"]
        },
        "transparentImageBackground": {
            "type": "boolean"
        },
        "scaling": {
            "type": "integer",
            "minimum": 0,
            "maximum": 7
        },
        "colormap": {
            "type": "string"
        },
        "percentile": {
            "type": "number",
            "minimum": 0,
            "maximum": 100
        },
        "scalingAlpha": {
            "type": "number",
            "minimum": 0.1,
            "maximum": 1000000
        },
        "scalingGamma": {
            "type": "number",
            "minimum": 0.1,
            "maximum": 2
        },
        "nanColorHex": {
            "type": "string",
            "description": "TODO: validate color string"
        },
        "nanAlpha": {
            "type": "number",
            "minimum": 0,
            "maximum": 1
        },
        "useSmoothedBiasContrast": {
            "type": "boolean"
        },
        "contourGeneratorType": {
            "enum": ["start-step-multiplier", "min-max-scaling", "percentages-ref.value", "mean-sigma-list"]
        },
        "contourSmoothingMode": {
            "type": "integer",
            "minimum": 0,
            "maximum": 2
        },
        "contourSmoothingFactor": {
            "type": "integer",
            "minimum": 1,
            "maximum": 33
        },
        "contourNumLevels": {
            "type": "integer",
            "minimum": 1,
            "maximum": 15
        },
        "contourThickness": {
            "type": "number",
            "minimum": 0.5,
            "maximum": 10
        },
        "contourColormapEnabled": {
            "type": "boolean"
        },
        "contourColor": {
            "type": "string",
            "description": "TODO: validate color string"
        },
        "contourColormap": {
            "type": "string"
        },
        "vectorOverlayPixelAveraging": {
            "type": "number",
            "minimum": 0,
            "maximum": 64,
            "default": 4
        },
        "vectorOverlayFractionalIntensity": {
            "type": "boolean",
            "default": false
        },
        "vectorOverlayThickness": {
            "type": "number",
            "minimum": 0.5,
            "maximum": 10
        },
        "vectorOverlayColormapEnabled": {
            "type": "boolean"
        },
        "vectorOverlayColor": {
            "type": "string",
            "description": "TODO: validate color string",
            "default": "#ffffff"
        },
        "vectorOverlayColormap": {
            "type": "string",
            "default": "viridis"
        },
        "astColor": {
            "type": "string",
            "description": "TODO: validate color string"
        },
        "astGridVisible": {
            "type": "boolean"
        },
        "astLabelsVisible": {
            "type": "boolean"
        },
        "wcsType": {
            "enum": ["automatic", "degrees", "sexagesimal"]
        },
        "colorbarVisible": {
            "type": "boolean"
        },
        "colorbarInteractive": {
            "type": "boolean"
        },
        "colorbarPosition": {
            "enum": ["right", "top", "bottom"]
        },
        "colorbarWidth": {
            "type": "integer",
            "minimum": 1,
            "maximum": 100
        },
        "colorbarTicksDensity": {
            "type": "number",
            "minimum": 0.2,
            "maximum": 20
        },
        "colorbarLabelVisible": {
            "type": "boolean"
        },
        "beamVisible": {
            "type": "boolean"
        },
        "beamColor": {
            "type": "string"
        },
        "beamType": {
            "enum": ["open", "solid"]
        },
        "beamWidth": {
            "type": "number",
            "minimum": 0.5,
            "maximum": 10
        },
        "regionColor": {
            "type": "string",
            "description": "TODO: validate color string"
        },
        "regionLineWidth": {
            "type": "number",
            "minimum": 0.5,
            "maximum": 10
        },
        "regionDashLength": {
            "type": "integer",
            "minimum": 0,
            "maximum": 50
        },
        "regionType": {
            "enum": [0, 1, 2, 3, 4, 6]
        },
        "regionCreationMode": {
            "enum": ["center", "corner"]
        },
        "regionSize": {
            "type": "number",
            "minimum": 10,
            "maximum": 100
        },
        "imageCompressionQuality": {
            "type": "integer",
            "minimum": 1,
            "maximum": 32
        },
        "animationCompressionQuality": {
            "type": "integer",
            "minimum": 1,
            "maximum": 32
        },
        "GPUTileCache": {
            "type": "integer",
            "multipleOf": 256,
            "minimum": 256
        },
        "systemTileCache": {
            "type": "integer",
            "multipleOf": 256,
            "minimum": 256
        },
        "contourDecimation": {
            "type": "integer",
            "minimum": 1,
            "maximum": 32
        },
        "contourCompressionLevel": {
            "type": "integer",
            "minimum": 0,
            "maximum": 19
        },
        "contourChunkSize": {
            "type": "integer",
            "minimum": 1000
        },
        "contourControlMapWidth": {
            "type": "integer",
            "multipleOf": 128,
            "minimum": 128
        },
        "streamContoursWhileZooming": {
            "type": "boolean"
        },
        "lowBandwidthMode": {
            "type": "boolean"
        },
        "stopAnimationPlaybackMinutes": {
            "type": "number",
            "minimum": 0
        },
        "pixelGridVisible": {
            "type": "boolean"
        },
        "pixelGridColor": {
            "type": "string"
        },
        "codeSnippetsEnabled": {
            "type": "boolean"
        },
        "limitOverlayRedraw": {
            "type": "boolean",
            "default": true
        },
        "cursorInfoVisible": {
            "enum": ["always", "activeImage", "hideTiled", "never"],
            "default": "activeImage"
        },
        "keepLastUsedFolder": {
            "type": "boolean",
            "default": false
        },
        "lastUsedFolder": {
            "type": "string",
            "default": ""
        },
        "imageMultiPanelEnabled": {
            "type": "boolean",
            "default": false
        },
        "imagePanelMode": {
            "enum": ["dynamic", "fixed"],
            "default": "dynamic"
        },
        "imagePanelColumns": {
            "type": "number",
            "minimum": 1,
            "default": 2
        },
        "imagePanelRows": {
            "type": "number",
            "minimum": 1,
            "default": 2
        },
        "statsPanelEnabled": {
            "type": "boolean",
            "default": false
        },
        "statsPanelMode": {
            "type": "integer",
            "minimum": 0,
            "default": 0
        },
        "telemetryUuid": {
            "type": "string"
        },
        "telemetryMode": {
            "enum": ["none", "minimal", "usage"],
            "default": "usage"
        },
        "telemetryConsentShown": {
            "type": "boolean",
            "default": false
        },
        "telemetryLogging": {
            "type": "boolean",
            "default": false
        },
        "fileFilterMode": {
            "enum": ["content", "extension", "all"],
            "default": "content"
        },
        "pvAxesOrderReverse": {
            "type": "boolean"
        },
        "autoWCSMatching": {
            "type": "integer",
            "minimum": 0,
            "maximum": 7
        },
        "colormapHex": {
            "type": "string"
        },
        "colormapHexStart": {
            "type": "string"
        },
        "dynamicLayoutEnable": {
            "type": "boolean"
        },
        "isHighDimPriority": {
            "type": "boolean"
        },
        "dynamicLayout": {
            "type": "object"
        },
        "annotationColor": {
            "type": "string"
        },
        "annotationLineWidth": {
            "type": "number",
            "minimum": 0.5,
            "maximum": 10
        },
        "annotationDashLength": {
            "type": "number",
            "minimum": 0,
            "maximum": 50
        },
        "pointAnnotationShape": {
            "type": "integer",
            "minimum": 0,
            "maximum": 7
        },
        "pointAnnotationWidth": {
            "type": "number",
            "minimum": 1,
            "maximum": 100
        },
        "textAnnotationLineWidth": {
            "type": "number",
            "minimum": 0.5,
            "maximum": 10
        },
        "pvPreviewCubeSizeLimit": {
            "type": "number",
            "minimum": 0.1,
            "description": "PV preview cube size limit, in GB."
        },
        "pvPreviewCubeSizeLimitUnit": {
            "enum": ["TB", "GB", "MB", "kB", "B"],
            "description": "This is a deprecated preference."
        },
        "logEventList": {
            "type": "array",
            "items": {
                "type": "number"
            }
        },
        "catalogDisplayedColumnSize": {
            "type": "number",
            "minimum": 1
        },
        "catalogTableSeparatorPosition": {
            "type": "string"
        },
        "checkNewRelease": {
            "type": "boolean"
        },
        "latestRelease": {
            "type": "string"
        },
        "compatibilityAipsBeamSupport": {
            "type": "boolean"
        }
    }
}