export type CameraMode = "perspective" | "orthographic";
export interface RGB {
    red: number;
    green: number;
    blue: number;
}
/**
 * Viewer options interface.
 */
export interface IOptions {
    /**
     * Show the world coordinate system axes in the bottom-left corner of the viewer.
     *
     * @defaultValue true
     */
    showWCS: boolean;
    /**
     * Enable camera animation.
     *
     * @defaultValue true
     */
    cameraAnimation: boolean;
    /**
     * Enable anti-aliasing. Can be one of:
     *
     * - `false` - Disable anti-aliasing.
     * - `true` - Enable anti-aliasing using MSAA.
     * - `fxaa` - Enable Fast Approximate anti-aliasing (FXAA).
     * - `smaa` - Enable Subpixel Morphological anti-aliasing (SMAA).
     * - `msaa` - Enable Multisample anti-aliasing (MSAA), if the underlying WebGL context supports it.
     *
     * @defaultValue true
     */
    antialiasing: boolean | string;
    /**
     * Show ground shadows below the model.
     *
     * @defaultValue false
     */
    groundShadow: boolean;
    /**
     * Enable ambient shadows.
     *
     * @defaultValue false
     */
    shadows: boolean;
    /**
     * Camera speed on X axis.
     *
     * @defaultValue 4
     */
    cameraAxisXSpeed: number;
    /**
     * Camera speed on Y axis.
     *
     * @defaultValue 1
     */
    cameraAxisYSpeed: number;
    /**
     * Enable ambient occlusion.
     *
     * @defaultValue false
     */
    ambientOcclusion: boolean;
    /**
     * Enable streaming of drawings from the Open Cloud Server.
     *
     * If streaming is disabled, the file/assembly will be loaded in one go. The viewer will only update
     * once the loading is complete, which may take a while.
     *
     * If streaming is enabled, {@link enablePartialMode | partial streaming} mode may be enabled as well.
     *
     * @defaultValue true
     */
    enableStreamingMode: boolean;
    /**
     * Enable partial streaming mode to be able open large drawing.
     *
     * In partial streaming mode, the viewer keeps only visible objects in memory and loads other objects
     * when the camera changes.
     *
     * Only used if {@link enableStreamingMode | streaming} is enabled. If partial streaming is enabled,
     * then {@link sceneGraph | scene graph} will be disabled.
     *
     * @defaultValue false
     */
    enablePartialMode: boolean;
    /**
     * The size of the memory buffer for graphics data, in bytes.
     *
     * @defaultValue 3294967296
     */
    memoryLimit: number;
    /**
     * Deprecated since `27.5`. Use {@link sectionFillColor} instead.
     *
     * @deprecated
     */
    cuttingPlaneFillColor: RGB;
    /**
     * Show solid fill on section caps.
     *
     * When disabled, neither the fill nor the hatch is drawn (the outline, if enabled, is still shown).
     *
     * @defaultValue true
     */
    enableSectionFill: boolean;
    /**
     * Section cap fill color.
     *
     * @defaultValue { red: 0xff, green: 0x98, blue: 0x00 }
     */
    sectionFillColor: {
        r: number;
        g: number;
        b: number;
    };
    /**
     * Use the intersected object's color for the section cap fill.
     *
     * When enabled, each section cap is filled with a color derived from the intersected object and
     * `sectionFillColor` is ignored. The outline color is not affected.
     *
     * @defaultValue false
     */
    sectionUseObjectColor: boolean;
    /**
     * Overlay a hatch pattern on top of the section fill.
     *
     * @defaultValue true
     */
    enableSectionHatch: boolean;
    /**
     * Hatch line color used on top of the section fill.
     *
     * @defaultValue { red: 0x4b, green: 0x4c, blue: 0x35 }
     */
    sectionHatchColor: {
        r: number;
        g: number;
        b: number;
    };
    /**
     * Distance between hatch lines, in screen-space pixels.
     *
     * Larger values produce sparser hatching.
     *
     * @defaultValue 8
     */
    sectionHatchScale: number;
    /**
     * Draw the outline contour along the section boundary.
     *
     * @defaultValue true
     */
    enableSectionOutline: boolean;
    /**
     * Color of the section outline contour.
     *
     * @defaultValue { red: 0, green: 0, blue: 0 }
     */
    sectionOutlineColor: {
        r: number;
        g: number;
        b: number;
    };
    /**
     * Width of the section outline contour, in pixels.
     *
     * @defaultValue 2
     */
    sectionOutlineWidth: number;
    /**
     * Edges highlight color.
     */
    edgesColor: {
        r: number;
        g: number;
        b: number;
    };
    /**
     * Faces highlight color.
     */
    facesColor: {
        r: number;
        g: number;
        b: number;
    };
    /**
     * Show highlighted edges.
     */
    edgesVisibility: boolean;
    /**
     * Show highlighted edges over drawing.
     */
    edgesOverlap: boolean;
    /**
     * Show highlighted faces over drawing.
     */
    facesOverlap: boolean;
    /**
     * Highlighted faces transparency value, from 0 to 255.
     */
    facesTransparancy: number;
    /**
     * Enable custom highlight settings.
     */
    enableCustomHighlight: boolean;
    /**
     * Enable scene graph.
     *
     * Scene graph increases perfomance improvement, but consumes memory. If scene graph is enabled, then
     * {@link enablePartialMode | partial streaming} mode will be disabled.
     */
    sceneGraph: boolean;
    /**
     * Show the edges of the model:
     *
     * - `false` - No model edges are displayed. Usefull for less memory consumption.
     * - `true` - Display isolines.
     */
    edgeModel: boolean;
    /**
     * Reverse the mouse wheel direction for zooming:
     *
     * - `false` - Moving the wheel up zooms in, moving down zooms out.
     * - `true` - Moving the wheel up zooms out, moving down zooms in.
     */
    reverseZoomWheel: boolean;
    /**
     * Enable mouse wheel zooming.
     */
    enableZoomWheel: boolean;
    /**
     * Enable touch gestures.
     *
     * This option will be ignored when {@link enableZoomWheel | mouse wheel zooming} is disabled, since
     * gestures contains touch zoom.
     */
    enableGestures: boolean;
    /**
     * Preferred viewer for newely uploaded files. Can be one of:
     *
     * - `vsfx` - `VSFX` (default), for opening a file in `VisualizeJS` viewer.
     * - `gltf` - `glTF`, for opening a file in `Three.js` viewer.
     */
    geometryType: string;
    /**
     * Unit of measurement for the ruler tool (distance measurements).
     *
     * When set to `Default`, the ruler uses the file's native units. Otherwise, distances are
     * automatically converted to the specified unit.
     *
     * Available values:
     *
     * - `Default` - Use file's native units (recommended)
     * - `Millimeters`, `mm` - Metric: 0.001 m
     * - `Centimeters`, `cm` - Metric: 0.01 m
     * - `Meters`, `m` - Metric: 1 m (base unit)
     * - `Kilometers`, `km` - Metric: 1000 m
     * - `Micrometers`, `µm` - Metric: 0.000001 m
     * - `Inches`, `in` - Imperial: 0.0254 m
     * - `Feet`, `ft` - Imperial: 0.3048 m
     * - `Yards`, `yd` - Imperial: 0.9144 m
     * - `Miles`, `mi` - Imperial: 1609.344 m
     * - `Mils`, `mil` - Imperial: 0.0000254 m
     * - `MicroInches`, `µin` - Imperial: 0.0000000254 m
     *
     * @defaultValue "Default"
     */
    rulerUnit: string;
    /**
     * Number of decimal places to display in ruler measurements.
     *
     * Controls the precision of distance values shown by the ruler tool. Higher values provide more
     * precision but may clutter the display with unnecessary digits.
     *
     * Available values:
     *
     * - `Default` - Use file's native units precision, if supported, otherwise use 2 digits.
     * - `Auto` - Automatically choose precision based on distance value.
     * - `0`...`10` - Use specified number of decimal places (range 0-10, inclusive).
     *
     * @defaultValue 2
     */
    rulerPrecision: "Default" | "Auto" | number;
    /**
     * Camera projection mode:
     *
     * - `perspective` - Perspective camera with field of view.
     * - `orthographic` - Orthographic camera with parallel projection.
     *
     * @defaultValue "perspective"
     */
    cameraMode: CameraMode;
    /**
     * Default MIME type for snapshot images.
     *
     * Supported formats:
     *
     * - `image/png` - PNG format with lossless compression (recommended for quality)
     * - `image/jpeg` - JPEG format with lossy compression (smaller file size)
     * - `image/webp` - WebP format (modern browsers only)
     *
     * @defaultValue "image/jpeg"
     */
    snapshotMimeType: string;
    /**
     * Default quality level for snapshot images when using lossy formats (JPEG, WebP).
     *
     * A number between 0 and 1, where:
     *
     * - `0` - Lowest quality, smallest file size
     * - `1` - Highest quality, largest file size
     * - `0.25` - Good balance between quality and size (recommended)
     *
     * This parameter is ignored for lossless formats like PNG.
     *
     * @defaultValue 0.25
     */
    snapshotQuality: number;
}
export declare function defaultOptions(): IOptions;