Babylon.js/dist/preview release/gui/babylon.gui.d.ts

/*Babylon.js GUI*/
// Dependencies for this module:
//   ../../../../Tools/Gulp/babylonjs
//   ../../../../Tools/Gulp/2D
declare module BABYLON.GUI {
}
declare module BABYLON.GUI {
}
declare module BABYLON.GUI {
}
declare module BABYLON.GUI {
}
declare module BABYLON.GUI {
    /**
        * Interface used to define a control that can receive focus
        */
    export interface IFocusableControl {
            /**
                * Function called when the control receives the focus
                */
            onFocus(): void;
            /**
                * Function called when the control loses the focus
                */
            onBlur(): void;
            /**
                * Function called to let the control handle keyboard events
                * @param evt defines the current keyboard event
                */
            processKeyboard(evt: KeyboardEvent): void;
            /**
                * Function called to get the list of controls that should not steal the focus from this control
                * @returns an array of controls
                */
            keepsFocusWith(): BABYLON.Nullable<Control[]>;
    }
    /**
        * Class used to create texture to support 2D GUI elements
        * @see http://doc.babylonjs.com/how_to/gui
        */
    export class AdvancedDynamicTexture extends BABYLON.DynamicTexture {
            /** @hidden */
            _rootContainer: Container;
            /** @hidden */
            _lastPickedControl: Control;
            /** @hidden */
            _lastControlOver: {
                    [pointerId: number]: Control;
            };
            /** @hidden */
            _lastControlDown: {
                    [pointerId: number]: Control;
            };
            /** @hidden */
            _capturingControl: {
                    [pointerId: number]: Control;
            };
            /** @hidden */
            _shouldBlockPointer: boolean;
            /** @hidden */
            _layerToDispose: BABYLON.Nullable<BABYLON.Layer>;
            /** @hidden */
            _linkedControls: Control[];
            /**
                * BABYLON.Observable event triggered each time an clipboard event is received from the rendering canvas
                */
            onClipboardObservable: BABYLON.Observable<BABYLON.ClipboardInfo>;
            /**
                * BABYLON.Observable event triggered each time a pointer down is intercepted by a control
                */
            onControlPickedObservable: BABYLON.Observable<Control>;
            /**
                * BABYLON.Observable event triggered before layout is evaluated
                */
            onBeginLayoutObservable: BABYLON.Observable<AdvancedDynamicTexture>;
            /**
                * BABYLON.Observable event triggered after the layout was evaluated
                */
            onEndLayoutObservable: BABYLON.Observable<AdvancedDynamicTexture>;
            /**
                * BABYLON.Observable event triggered before the texture is rendered
                */
            onBeginRenderObservable: BABYLON.Observable<AdvancedDynamicTexture>;
            /**
                * BABYLON.Observable event triggered after the texture was rendered
                */
            onEndRenderObservable: BABYLON.Observable<AdvancedDynamicTexture>;
            /**
                * Gets or sets a boolean defining if alpha is stored as premultiplied
                */
            premulAlpha: boolean;
            /**
                * Gets or sets a number used to scale rendering size (2 means that the texture will be twice bigger).
                * Useful when you want more antialiasing
                */
            renderScale: number;
            /** Gets or sets the background color */
            background: string;
            /**
                * Gets or sets the ideal width used to design controls.
                * The GUI will then rescale everything accordingly
                * @see http://doc.babylonjs.com/how_to/gui#adaptive-scaling
                */
            idealWidth: number;
            /**
                * Gets or sets the ideal height used to design controls.
                * The GUI will then rescale everything accordingly
                * @see http://doc.babylonjs.com/how_to/gui#adaptive-scaling
                */
            idealHeight: number;
            /**
                * Gets or sets a boolean indicating if the smallest ideal value must be used if idealWidth and idealHeight are both set
                * @see http://doc.babylonjs.com/how_to/gui#adaptive-scaling
                */
            useSmallestIdeal: boolean;
            /**
                * Gets or sets a boolean indicating if adaptive scaling must be used
                * @see http://doc.babylonjs.com/how_to/gui#adaptive-scaling
                */
            renderAtIdealSize: boolean;
            /**
                * Gets the underlying layer used to render the texture when in fullscreen mode
                */
            readonly layer: BABYLON.Nullable<BABYLON.Layer>;
            /**
                * Gets the root container control
                */
            readonly rootContainer: Container;
            /**
                * Returns an array containing the root container.
                * This is mostly used to let the Inspector introspects the ADT
                * @returns an array containing the rootContainer
                */
            getChildren(): Array<Container>;
            /**
                * Will return all controls that are inside this texture
                * @param directDescendantsOnly defines if true only direct descendants of 'this' will be considered, if false direct and also indirect (children of children, an so on in a recursive manner) descendants of 'this' will be considered
                * @param predicate defines an optional predicate that will be called on every evaluated child, the predicate must return true for a given child to be part of the result, otherwise it will be ignored
                * @return all child controls
                */
            getDescendants(directDescendantsOnly?: boolean, predicate?: (control: Control) => boolean): Control[];
            /**
                * Gets or sets the current focused control
                */
            focusedControl: BABYLON.Nullable<IFocusableControl>;
            /**
                * Gets or sets a boolean indicating if the texture must be rendered in background or foreground when in fullscreen mode
                */
            isForeground: boolean;
            /**
                * Gets or set information about clipboardData
                */
            clipboardData: string;
            /**
             * Creates a new AdvancedDynamicTexture
             * @param name defines the name of the texture
             * @param width defines the width of the texture
             * @param height defines the height of the texture
             * @param scene defines the hosting scene
             * @param generateMipMaps defines a boolean indicating if mipmaps must be generated (false by default)
             * @param samplingMode defines the texture sampling mode (Texture.NEAREST_SAMPLINGMODE by default)
             */
            constructor(name: string, width: number | undefined, height: number | undefined, scene: BABYLON.Nullable<BABYLON.Scene>, generateMipMaps?: boolean, samplingMode?: number);
            /**
                * Get the current class name of the texture useful for serialization or dynamic coding.
                * @returns "AdvancedDynamicTexture"
                */
            getClassName(): string;
            /**
                * Function used to execute a function on all controls
                * @param func defines the function to execute
                * @param container defines the container where controls belong. If null the root container will be used
                */
            executeOnAllControls(func: (control: Control) => void, container?: Container): void;
            /**
                * Marks the texture as dirty forcing a complete update
                */
            markAsDirty(): void;
            /**
                * Helper function used to create a new style
                * @returns a new style
                * @see http://doc.babylonjs.com/how_to/gui#styles
                */
            createStyle(): Style;
            /**
                * Adds a new control to the root container
                * @param control defines the control to add
                * @returns the current texture
                */
            addControl(control: Control): AdvancedDynamicTexture;
            /**
                * Removes a control from the root container
                * @param control defines the control to remove
                * @returns the current texture
                */
            removeControl(control: Control): AdvancedDynamicTexture;
            /**
                * Release all resources
                */
            dispose(): void;
            /** @hidden */
            _getGlobalViewport(scene: BABYLON.Scene): BABYLON.Viewport;
            /**
                * Get screen coordinates for a vector3
                * @param position defines the position to project
                * @param worldMatrix defines the world matrix to use
                * @returns the projected position
                */
            getProjectedPosition(position: BABYLON.Vector3, worldMatrix: BABYLON.Matrix): BABYLON.Vector2;
            /** @hidden */
            _changeCursor(cursor: string): void;
            /** @hidden */
            _registerLastControlDown(control: Control, pointerId: number): void;
            /** @hidden */
            _cleanControlAfterRemovalFromList(list: {
                    [pointerId: number]: Control;
            }, control: Control): void;
            /** @hidden */
            _cleanControlAfterRemoval(control: Control): void;
            /** Attach to all scene events required to support pointer events */
            attach(): void;
            /**
                * Register the clipboard Events onto the canvas
                */
            registerClipboardEvents(): void;
            /**
                * Unregister the clipboard Events from the canvas
                */
            unRegisterClipboardEvents(): void;
            /**
                * Connect the texture to a hosting mesh to enable interactions
                * @param mesh defines the mesh to attach to
                * @param supportPointerMove defines a boolean indicating if pointer move events must be catched as well
                */
            attachToMesh(mesh: BABYLON.AbstractMesh, supportPointerMove?: boolean): void;
            /**
                * Move the focus to a specific control
                * @param control defines the control which will receive the focus
                */
            moveFocusToControl(control: IFocusableControl): void;
            /**
                * Creates a new AdvancedDynamicTexture in projected mode (ie. attached to a mesh)
                * @param mesh defines the mesh which will receive the texture
                * @param width defines the texture width (1024 by default)
                * @param height defines the texture height (1024 by default)
                * @param supportPointerMove defines a boolean indicating if the texture must capture move events (true by default)
                * @param onlyAlphaTesting defines a boolean indicating that alpha blending will not be used (only alpha testing) (false by default)
                * @returns a new AdvancedDynamicTexture
                */
            static CreateForMesh(mesh: BABYLON.AbstractMesh, width?: number, height?: number, supportPointerMove?: boolean, onlyAlphaTesting?: boolean): AdvancedDynamicTexture;
            /**
                * Creates a new AdvancedDynamicTexture in fullscreen mode.
                * In this mode the texture will rely on a layer for its rendering.
                * This allows it to be treated like any other layer.
                * As such, if you have a multi camera setup, you can set the layerMask on the GUI as well.
                * LayerMask is set through advancedTexture.layer.layerMask
                * @param name defines name for the texture
                * @param foreground defines a boolean indicating if the texture must be rendered in foreground (default is true)
                * @param scene defines the hsoting scene
                * @param sampling defines the texture sampling mode (Texture.BILINEAR_SAMPLINGMODE by default)
                * @returns a new AdvancedDynamicTexture
                */
            static CreateFullscreenUI(name: string, foreground?: boolean, scene?: BABYLON.Nullable<BABYLON.Scene>, sampling?: number): AdvancedDynamicTexture;
    }
}
declare module BABYLON.GUI {
    /**
        * This class can be used to get instrumentation data from a AdvancedDynamicTexture object
        */
    export class AdvancedDynamicTextureInstrumentation implements BABYLON.IDisposable {
            /**
                * Define the instrumented AdvancedDynamicTexture.
                */
            texture: AdvancedDynamicTexture;
            /**
                * Gets the perf counter used to capture render time
                */
            readonly renderTimeCounter: BABYLON.PerfCounter;
            /**
                * Gets the perf counter used to capture layout time
                */
            readonly layoutTimeCounter: BABYLON.PerfCounter;
            /**
                * Enable or disable the render time capture
                */
            captureRenderTime: boolean;
            /**
                * Enable or disable the layout time capture
                */
            captureLayoutTime: boolean;
            /**
                * Instantiates a new advanced dynamic texture instrumentation.
                * This class can be used to get instrumentation data from an AdvancedDynamicTexture object
                * @param texture Defines the AdvancedDynamicTexture to instrument
                */
            constructor(
            /**
                * Define the instrumented AdvancedDynamicTexture.
                */
            texture: AdvancedDynamicTexture);
            /**
                * Dispose and release associated resources.
                */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to transport BABYLON.Vector2 information for pointer events
        */
    export class Vector2WithInfo extends BABYLON.Vector2 {
            /** defines the current mouse button index */
            buttonIndex: number;
            /**
                * Creates a new Vector2WithInfo
                * @param source defines the vector2 data to transport
                * @param buttonIndex defines the current mouse button index
                */
            constructor(source: BABYLON.Vector2, 
            /** defines the current mouse button index */
            buttonIndex?: number);
    }
    /** Class used to provide 2D matrix features */
    export class Matrix2D {
            /** Gets the internal array of 6 floats used to store matrix data */
            m: Float32Array;
            /**
                * Creates a new matrix
                * @param m00 defines value for (0, 0)
                * @param m01 defines value for (0, 1)
                * @param m10 defines value for (1, 0)
                * @param m11 defines value for (1, 1)
                * @param m20 defines value for (2, 0)
                * @param m21 defines value for (2, 1)
                */
            constructor(m00: number, m01: number, m10: number, m11: number, m20: number, m21: number);
            /**
                * Fills the matrix from direct values
                * @param m00 defines value for (0, 0)
                * @param m01 defines value for (0, 1)
                * @param m10 defines value for (1, 0)
                * @param m11 defines value for (1, 1)
                * @param m20 defines value for (2, 0)
                * @param m21 defines value for (2, 1)
                * @returns the current modified matrix
                */
            fromValues(m00: number, m01: number, m10: number, m11: number, m20: number, m21: number): Matrix2D;
            /**
                * Gets matrix determinant
                * @returns the determinant
                */
            determinant(): number;
            /**
                * Inverses the matrix and stores it in a target matrix
                * @param result defines the target matrix
                * @returns the current matrix
                */
            invertToRef(result: Matrix2D): Matrix2D;
            /**
                * Multiplies the current matrix with another one
                * @param other defines the second operand
                * @param result defines the target matrix
                * @returns the current matrix
                */
            multiplyToRef(other: Matrix2D, result: Matrix2D): Matrix2D;
            /**
                * Applies the current matrix to a set of 2 floats and stores the result in a vector2
                * @param x defines the x coordinate to transform
                * @param y defines the x coordinate to transform
                * @param result defines the target vector2
                * @returns the current matrix
                */
            transformCoordinates(x: number, y: number, result: BABYLON.Vector2): Matrix2D;
            /**
                * Creates an identity matrix
                * @returns a new matrix
                */
            static Identity(): Matrix2D;
            /**
                * Creates a translation matrix and stores it in a target matrix
                * @param x defines the x coordinate of the translation
                * @param y defines the y coordinate of the translation
                * @param result defines the target matrix
                */
            static TranslationToRef(x: number, y: number, result: Matrix2D): void;
            /**
                * Creates a scaling matrix and stores it in a target matrix
                * @param x defines the x coordinate of the scaling
                * @param y defines the y coordinate of the scaling
                * @param result defines the target matrix
                */
            static ScalingToRef(x: number, y: number, result: Matrix2D): void;
            /**
                * Creates a rotation matrix and stores it in a target matrix
                * @param angle defines the rotation angle
                * @param result defines the target matrix
                */
            static RotationToRef(angle: number, result: Matrix2D): void;
            /**
                * Composes a matrix from translation, rotation, scaling and parent matrix and stores it in a target matrix
                * @param tx defines the x coordinate of the translation
                * @param ty defines the y coordinate of the translation
                * @param angle defines the rotation angle
                * @param scaleX defines the x coordinate of the scaling
                * @param scaleY defines the y coordinate of the scaling
                * @param parentMatrix defines the parent matrix to multiply by (can be null)
                * @param result defines the target matrix
                */
            static ComposeToRef(tx: number, ty: number, angle: number, scaleX: number, scaleY: number, parentMatrix: BABYLON.Nullable<Matrix2D>, result: Matrix2D): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to store 2D control sizes
        */
    export class Measure {
            /** defines left coordinate */
            left: number;
            /** defines top coordinate  */
            top: number;
            /** defines width dimension  */
            width: number;
            /** defines height dimension */
            height: number;
            /**
                * Creates a new measure
                * @param left defines left coordinate
                * @param top defines top coordinate
                * @param width defines width dimension
                * @param height defines height dimension
                */
            constructor(
            /** defines left coordinate */
            left: number, 
            /** defines top coordinate  */
            top: number, 
            /** defines width dimension  */
            width: number, 
            /** defines height dimension */
            height: number);
            /**
                * Copy from another measure
                * @param other defines the other measure to copy from
                */
            copyFrom(other: Measure): void;
            /**
                * Copy from a group of 4 floats
                * @param left defines left coordinate
                * @param top defines top coordinate
                * @param width defines width dimension
                * @param height defines height dimension
                */
            copyFromFloats(left: number, top: number, width: number, height: number): void;
            /**
                * Check equality between this measure and another one
                * @param other defines the other measures
                * @returns true if both measures are equals
                */
            isEqualsTo(other: Measure): boolean;
            /**
                * Creates an empty measure
                * @returns a new measure
                */
            static Empty(): Measure;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to store a point for a MultiLine object.
        * The point can be pure 2D coordinates, a mesh or a control
        */
    export class MultiLinePoint {
            /** @hidden */
            _point: BABYLON.Vector2;
            /**
                * Creates a new MultiLinePoint
                * @param multiLine defines the source MultiLine object
                */
            constructor(multiLine: MultiLine);
            /** Gets or sets x coordinate */
            x: string | number;
            /** Gets or sets y coordinate */
            y: string | number;
            /** Gets or sets the control associated with this point */
            control: BABYLON.Nullable<Control>;
            /** Gets or sets the mesh associated with this point */
            mesh: BABYLON.Nullable<BABYLON.AbstractMesh>;
            /** Resets links */
            resetLinks(): void;
            /**
                * Gets a translation vector
                * @returns the translation vector
                */
            translate(): BABYLON.Vector2;
            /** Release associated resources */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Define a style used by control to automatically setup properties based on a template.
        * Only support font related properties so far
        */
    export class Style implements BABYLON.IDisposable {
            /** @hidden */
            _host: AdvancedDynamicTexture;
            /** @hidden */
            _fontSize: ValueAndUnit;
            /**
                * BABYLON.Observable raised when the style values are changed
                */
            onChangedObservable: BABYLON.Observable<Style>;
            /**
                * Creates a new style object
                * @param host defines the AdvancedDynamicTexture which hosts this style
                */
            constructor(host: AdvancedDynamicTexture);
            /**
                * Gets or sets the font size
                */
            fontSize: string | number;
            /**
                * Gets or sets the font family
                */
            fontFamily: string;
            /**
                * Gets or sets the font style
                */
            fontStyle: string;
            /** Gets or sets font weight */
            fontWeight: string;
            /** Dispose all associated resources */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to specific a value and its associated unit
        */
    export class ValueAndUnit {
            /** defines the unit to store */
            unit: number;
            /** defines a boolean indicating if the value can be negative */
            negativeValueAllowed: boolean;
            /**
                * Gets or sets a value indicating that this value will not scale accordingly with adaptive scaling property
                * @see http://doc.babylonjs.com/how_to/gui#adaptive-scaling
                */
            ignoreAdaptiveScaling: boolean;
            /**
                * Creates a new ValueAndUnit
                * @param value defines the value to store
                * @param unit defines the unit to store
                * @param negativeValueAllowed defines a boolean indicating if the value can be negative
                */
            constructor(value: number, 
            /** defines the unit to store */
            unit?: number, 
            /** defines a boolean indicating if the value can be negative */
            negativeValueAllowed?: boolean);
            /** Gets a boolean indicating if the value is a percentage */
            readonly isPercentage: boolean;
            /** Gets a boolean indicating if the value is store as pixel */
            readonly isPixel: boolean;
            /** Gets direct internal value */
            readonly internalValue: number;
            /**
                * Gets value as pixel
                * @param host defines the root host
                * @param refValue defines the reference value for percentages
                * @returns the value as pixel
                */
            getValueInPixel(host: AdvancedDynamicTexture, refValue: number): number;
            /**
                * Update the current value and unit. This should be done cautiously as the GUi won't be marked as dirty with this function.
                * @param value defines the value to store
                * @param unit defines the unit to store
                * @returns the current ValueAndUnit
                */
            updateInPlace(value: number, unit?: number): ValueAndUnit;
            /**
                * Gets the value accordingly to its unit
                * @param host  defines the root host
                * @returns the value
                */
            getValue(host: AdvancedDynamicTexture): number;
            /**
                * Gets a string representation of the value
                * @param host defines the root host
                * @returns a string
                */
            toString(host: AdvancedDynamicTexture): string;
            /**
                * Store a value parsed from a string
                * @param source defines the source string
                * @returns true if the value was successfully parsed
                */
            fromString(source: string | number): boolean;
            /** UNITMODE_PERCENTAGE */
            static readonly UNITMODE_PERCENTAGE: number;
            /** UNITMODE_PIXEL */
            static readonly UNITMODE_PIXEL: number;
    }
}
declare module BABYLON.GUI {
}
declare module BABYLON.GUI {
}
declare module BABYLON.GUI {
    /**
        * Class used to manage 3D user interface
        * @see http://doc.babylonjs.com/how_to/gui3d
        */
    export class GUI3DManager implements BABYLON.IDisposable {
            /** @hidden */
            _lastPickedControl: Control3D;
            /** @hidden */
            _lastControlOver: {
                    [pointerId: number]: Control3D;
            };
            /** @hidden */
            _lastControlDown: {
                    [pointerId: number]: Control3D;
            };
            /**
                * BABYLON.Observable raised when the point picked by the pointer events changed
                */
            onPickedPointChangedObservable: BABYLON.Observable<BABYLON.Nullable<BABYLON.Vector3>>;
            /** @hidden */
            _sharedMaterials: {
                    [key: string]: BABYLON.Material;
            };
            /** Gets the hosting scene */
            readonly scene: BABYLON.Scene;
            /** Gets associated utility layer */
            readonly utilityLayer: BABYLON.Nullable<BABYLON.UtilityLayerRenderer>;
            /**
                * Creates a new GUI3DManager
                * @param scene
                */
            constructor(scene?: BABYLON.Scene);
            /**
                * Gets the root container
                */
            readonly rootContainer: Container3D;
            /**
                * Gets a boolean indicating if the given control is in the root child list
                * @param control defines the control to check
                * @returns true if the control is in the root child list
                */
            containsControl(control: Control3D): boolean;
            /**
                * Adds a control to the root child list
                * @param control defines the control to add
                * @returns the current manager
                */
            addControl(control: Control3D): GUI3DManager;
            /**
                * Removes a control from the root child list
                * @param control defines the control to remove
                * @returns the current container
                */
            removeControl(control: Control3D): GUI3DManager;
            /**
                * Releases all associated resources
                */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to transport BABYLON.Vector3 information for pointer events
        */
    export class Vector3WithInfo extends BABYLON.Vector3 {
            /** defines the current mouse button index */
            buttonIndex: number;
            /**
                * Creates a new Vector3WithInfo
                * @param source defines the vector3 data to transport
                * @param buttonIndex defines the current mouse button index
                */
            constructor(source: BABYLON.Vector3, 
            /** defines the current mouse button index */
            buttonIndex?: number);
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create 2D buttons
        */
    export class Button extends Rectangle {
            name?: string | undefined;
            /**
                * Function called to generate a pointer enter animation
                */
            pointerEnterAnimation: () => void;
            /**
                * Function called to generate a pointer out animation
                */
            pointerOutAnimation: () => void;
            /**
                * Function called to generate a pointer down animation
                */
            pointerDownAnimation: () => void;
            /**
                * Function called to generate a pointer up animation
                */
            pointerUpAnimation: () => void;
            /**
                * Returns the image part of the button (if any)
                */
            readonly image: BABYLON.Nullable<Image>;
            /**
                * Returns the image part of the button (if any)
                */
            readonly textBlock: BABYLON.Nullable<TextBlock>;
            /**
                * Creates a new Button
                * @param name defines the name of the button
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            /** @hidden */
            _processPicking(x: number, y: number, type: number, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            _onPointerEnter(target: Control): boolean;
            /** @hidden */
            _onPointerOut(target: Control): void;
            /** @hidden */
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            _onPointerUp(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number, notifyClick: boolean): void;
            /**
                * Creates a new button made with an image and a text
                * @param name defines the name of the button
                * @param text defines the text of the button
                * @param imageUrl defines the url of the image
                * @returns a new Button
                */
            static CreateImageButton(name: string, text: string, imageUrl: string): Button;
            /**
                * Creates a new button made with an image
                * @param name defines the name of the button
                * @param imageUrl defines the url of the image
                * @returns a new Button
                */
            static CreateImageOnlyButton(name: string, imageUrl: string): Button;
            /**
                * Creates a new button made with a text
                * @param name defines the name of the button
                * @param text defines the text of the button
                * @returns a new Button
                */
            static CreateSimpleButton(name: string, text: string): Button;
            /**
                * Creates a new button made with an image and a centered text
                * @param name defines the name of the button
                * @param text defines the text of the button
                * @param imageUrl defines the url of the image
                * @returns a new Button
                */
            static CreateImageWithCenterTextButton(name: string, text: string, imageUrl: string): Button;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to represent a 2D checkbox
        */
    export class Checkbox extends Control {
            name?: string | undefined;
            /** Gets or sets border thickness  */
            thickness: number;
            /**
                * BABYLON.Observable raised when isChecked property changes
                */
            onIsCheckedChangedObservable: BABYLON.Observable<boolean>;
            /** Gets or sets a value indicating the ratio between overall size and check size */
            checkSizeRatio: number;
            /** Gets or sets background color */
            background: string;
            /** Gets or sets a boolean indicating if the checkbox is checked or not */
            isChecked: boolean;
            /**
                * Creates a new CheckBox
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            /** @hidden */
            _draw(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            /**
                * Utility function to easily create a checkbox with a header
                * @param title defines the label to use for the header
                * @param onValueChanged defines the callback to call when value changes
                * @returns a StackPanel containing the checkbox and a textBlock
                */
            static AddCheckBoxWithHeader(title: string, onValueChanged: (value: boolean) => void): StackPanel;
    }
}
declare module BABYLON.GUI {
    /** Class used to create color pickers */
    export class ColorPicker extends Control {
            name?: string | undefined;
            /**
                * BABYLON.Observable raised when the value changes
                */
            onValueChangedObservable: BABYLON.Observable<BABYLON.Color3>;
            /** Gets or sets the color of the color picker */
            value: BABYLON.Color3;
            /**
                * Gets or sets control width
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            width: string | number;
            /** Gets or sets control height */
            height: string | number;
            /** Gets or sets control size */
            size: string | number;
            /**
                * Creates a new ColorPicker
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            /** @hidden */
            protected _preMeasure(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** @hidden */
            _draw(context: CanvasRenderingContext2D): void;
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            _onPointerMove(target: Control, coordinates: BABYLON.Vector2): void;
            _onPointerUp(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number, notifyClick: boolean): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Root class for 2D containers
        * @see http://doc.babylonjs.com/how_to/gui#containers
        */
    export class Container extends Control {
            name?: string | undefined;
            /** @hidden */
            protected _children: Control[];
            /** @hidden */
            protected _measureForChildren: Measure;
            /** @hidden */
            protected _background: string;
            /** @hidden */
            protected _adaptWidthToChildren: boolean;
            /** @hidden */
            protected _adaptHeightToChildren: boolean;
            /** Gets or sets a boolean indicating if the container should try to adapt to its children height */
            adaptHeightToChildren: boolean;
            /** Gets or sets a boolean indicating if the container should try to adapt to its children width */
            adaptWidthToChildren: boolean;
            /** Gets or sets background color */
            background: string;
            /** Gets the list of children */
            readonly children: Control[];
            /**
                * Creates a new Container
                * @param name defines the name of the container
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            _flagDescendantsAsMatrixDirty(): void;
            /**
                * Gets a child using its name
                * @param name defines the child name to look for
                * @returns the child control if found
                */
            getChildByName(name: string): BABYLON.Nullable<Control>;
            /**
                * Gets a child using its type and its name
                * @param name defines the child name to look for
                * @param type defines the child type to look for
                * @returns the child control if found
                */
            getChildByType(name: string, type: string): BABYLON.Nullable<Control>;
            /**
                * Search for a specific control in children
                * @param control defines the control to look for
                * @returns true if the control is in child list
                */
            containsControl(control: Control): boolean;
            /**
                * Adds a new control to the current container
                * @param control defines the control to add
                * @returns the current container
                */
            addControl(control: BABYLON.Nullable<Control>): Container;
            /**
                * Removes all controls from the current container
                * @returns the current container
                */
            clearControls(): Container;
            /**
                * Removes a control from the current container
                * @param control defines the control to remove
                * @returns the current container
                */
            removeControl(control: Control): Container;
            /** @hidden */
            _reOrderControl(control: Control): void;
            /** @hidden */
            _offsetLeft(offset: number): void;
            /** @hidden */
            _offsetTop(offset: number): void;
            /** @hidden */
            _markAllAsDirty(): void;
            /** @hidden */
            protected _localDraw(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _link(host: AdvancedDynamicTexture): void;
            /** @hidden */
            protected _beforeLayout(): void;
            /** @hidden */
            _layout(parentMeasure: Measure, context: CanvasRenderingContext2D): boolean;
            protected _postMeasure(): void;
            /** @hidden */
            _draw(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _getDescendants(results: Control[], directDescendantsOnly?: boolean, predicate?: (control: Control) => boolean): void;
            /** @hidden */
            _processPicking(x: number, y: number, type: number, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** Releases associated resources */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Root class used for all 2D controls
        * @see http://doc.babylonjs.com/how_to/gui#controls
        */
    export class Control {
            /** defines the name of the control */
            name?: string | undefined;
            /**
                * Gets or sets a boolean indicating if alpha must be an inherited value (false by default)
                */
            static AllowAlphaInheritance: boolean;
            /** @hidden */
            _host: AdvancedDynamicTexture;
            /** Gets or sets the control parent */
            parent: BABYLON.Nullable<Container>;
            /** @hidden */
            _currentMeasure: Measure;
            /** @hidden */
            _width: ValueAndUnit;
            /** @hidden */
            _height: ValueAndUnit;
            /** @hidden */
            protected _fontOffset: {
                    ascent: number;
                    height: number;
                    descent: number;
            };
            /** @hidden */
            protected _horizontalAlignment: number;
            /** @hidden */
            protected _verticalAlignment: number;
            /** @hidden */
            protected _isDirty: boolean;
            /** @hidden */
            protected _wasDirty: boolean;
            /** @hidden */
            _tempParentMeasure: Measure;
            /** @hidden */
            protected _cachedParentMeasure: Measure;
            /** @hidden */
            _left: ValueAndUnit;
            /** @hidden */
            _top: ValueAndUnit;
            /** @hidden */
            protected _invertTransformMatrix: Matrix2D;
            /** @hidden */
            protected _transformedPosition: BABYLON.Vector2;
            /** @hidden */
            _linkedMesh: BABYLON.Nullable<BABYLON.AbstractMesh>;
            protected _isEnabled: boolean;
            protected _disabledColor: string;
            /** @hidden */
            protected _rebuildLayout: boolean;
            /** @hidden */
            _isClipped: boolean;
            /** @hidden */
            _tag: any;
            /**
                * Gets or sets the unique id of the node. Please note that this number will be updated when the control is added to a container
                */
            uniqueId: number;
            /**
                * Gets or sets an object used to store user defined information for the node
                */
            metadata: any;
            /** Gets or sets a boolean indicating if the control can be hit with pointer events */
            isHitTestVisible: boolean;
            /** Gets or sets a boolean indicating if the control can block pointer events */
            isPointerBlocker: boolean;
            /** Gets or sets a boolean indicating if the control can be focusable */
            isFocusInvisible: boolean;
            /** Gets or sets a boolean indicating if the children are clipped to the current control bounds */
            clipChildren: boolean;
            /**
                * Gets or sets a boolean indicating that the current control should cache its rendering (useful when the control does not change often)
                */
            useBitmapCache: boolean;
            /** Gets or sets a value indicating the offset to apply on X axis to render the shadow */
            shadowOffsetX: number;
            /** Gets or sets a value indicating the offset to apply on Y axis to render the shadow */
            shadowOffsetY: number;
            /** Gets or sets a value indicating the amount of blur to use to render the shadow */
            shadowBlur: number;
            /** Gets or sets a value indicating the color of the shadow (black by default ie. "#000") */
            shadowColor: string;
            /** Gets or sets the cursor to use when the control is hovered */
            hoverCursor: string;
            /** @hidden */
            protected _linkOffsetX: ValueAndUnit;
            /** @hidden */
            protected _linkOffsetY: ValueAndUnit;
            /** Gets the control type name */
            readonly typeName: string;
            /**
                * Get the current class name of the control.
                * @returns current class name
                */
            getClassName(): string;
            /**
             * An event triggered when the pointer move over the control.
             */
            onPointerMoveObservable: BABYLON.Observable<BABYLON.Vector2>;
            /**
             * An event triggered when the pointer move out of the control.
             */
            onPointerOutObservable: BABYLON.Observable<Control>;
            /**
             * An event triggered when the pointer taps the control
             */
            onPointerDownObservable: BABYLON.Observable<Vector2WithInfo>;
            /**
             * An event triggered when pointer up
             */
            onPointerUpObservable: BABYLON.Observable<Vector2WithInfo>;
            /**
             * An event triggered when a control is clicked on
             */
            onPointerClickObservable: BABYLON.Observable<Vector2WithInfo>;
            /**
             * An event triggered when pointer enters the control
             */
            onPointerEnterObservable: BABYLON.Observable<Control>;
            /**
             * An event triggered when the control is marked as dirty
             */
            onDirtyObservable: BABYLON.Observable<Control>;
            /**
                * An event triggered before drawing the control
                */
            onBeforeDrawObservable: BABYLON.Observable<Control>;
            /**
                * An event triggered after the control was drawn
                */
            onAfterDrawObservable: BABYLON.Observable<Control>;
            /**
                * Get the hosting AdvancedDynamicTexture
                */
            readonly host: AdvancedDynamicTexture;
            /** Gets or set information about font offsets (used to render and align text) */
            fontOffset: {
                    ascent: number;
                    height: number;
                    descent: number;
            };
            /** Gets or sets alpha value for the control (1 means opaque and 0 means entirely transparent) */
            alpha: number;
            /**
                * Gets or sets a boolean indicating that we want to highlight the control (mostly for debugging purpose)
                */
            isHighlighted: boolean;
            /** Gets or sets a value indicating the scale factor on X axis (1 by default)
                * @see http://doc.babylonjs.com/how_to/gui#rotation-and-scaling
             */
            scaleX: number;
            /** Gets or sets a value indicating the scale factor on Y axis (1 by default)
                * @see http://doc.babylonjs.com/how_to/gui#rotation-and-scaling
             */
            scaleY: number;
            /** Gets or sets the rotation angle (0 by default)
                * @see http://doc.babylonjs.com/how_to/gui#rotation-and-scaling
             */
            rotation: number;
            /** Gets or sets the transformation center on Y axis (0 by default)
                * @see http://doc.babylonjs.com/how_to/gui#rotation-and-scaling
             */
            transformCenterY: number;
            /** Gets or sets the transformation center on X axis (0 by default)
                * @see http://doc.babylonjs.com/how_to/gui#rotation-and-scaling
             */
            transformCenterX: number;
            /**
                * Gets or sets the horizontal alignment
                * @see http://doc.babylonjs.com/how_to/gui#alignments
                */
            horizontalAlignment: number;
            /**
                * Gets or sets the vertical alignment
                * @see http://doc.babylonjs.com/how_to/gui#alignments
                */
            verticalAlignment: number;
            /**
                * Gets or sets control width
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            width: string | number;
            /**
                * Gets control width in pixel
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly widthInPixels: number;
            /**
                * Gets or sets control height
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            height: string | number;
            /**
                * Gets control height in pixel
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly heightInPixels: number;
            /** Gets or set font family */
            fontFamily: string;
            /** Gets or sets font style */
            fontStyle: string;
            /** Gets or sets font weight */
            fontWeight: string;
            /**
                * Gets or sets style
                * @see http://doc.babylonjs.com/how_to/gui#styles
                */
            style: BABYLON.Nullable<Style>;
            /** @hidden */
            readonly _isFontSizeInPercentage: boolean;
            /** Gets font size in pixels */
            readonly fontSizeInPixels: number;
            /** Gets or sets font size */
            fontSize: string | number;
            /** Gets or sets foreground color */
            color: string;
            /** Gets or sets z index which is used to reorder controls on the z axis */
            zIndex: number;
            /** Gets or sets a boolean indicating if the control can be rendered */
            notRenderable: boolean;
            /** Gets or sets a boolean indicating if the control is visible */
            isVisible: boolean;
            /** Gets a boolean indicating that the control needs to update its rendering */
            readonly isDirty: boolean;
            /**
                * Gets the current linked mesh (or null if none)
                */
            readonly linkedMesh: BABYLON.Nullable<BABYLON.AbstractMesh>;
            /**
                * Gets or sets a value indicating the padding to use on the left of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            paddingLeft: string | number;
            /**
                * Gets a value indicating the padding in pixels to use on the left of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly paddingLeftInPixels: number;
            /**
                * Gets or sets a value indicating the padding to use on the right of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            paddingRight: string | number;
            /**
                * Gets a value indicating the padding in pixels to use on the right of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly paddingRightInPixels: number;
            /**
                * Gets or sets a value indicating the padding to use on the top of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            paddingTop: string | number;
            /**
                * Gets a value indicating the padding in pixels to use on the top of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly paddingTopInPixels: number;
            /**
                * Gets or sets a value indicating the padding to use on the bottom of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            paddingBottom: string | number;
            /**
                * Gets a value indicating the padding in pixels to use on the bottom of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly paddingBottomInPixels: number;
            /**
                * Gets or sets a value indicating the left coordinate of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            left: string | number;
            /**
                * Gets a value indicating the left coordinate in pixels of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly leftInPixels: number;
            /**
                * Gets or sets a value indicating the top coordinate of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            top: string | number;
            /**
                * Gets a value indicating the top coordinate in pixels of the control
                * @see http://doc.babylonjs.com/how_to/gui#position-and-size
                */
            readonly topInPixels: number;
            /**
                * Gets or sets a value indicating the offset on X axis to the linked mesh
                * @see http://doc.babylonjs.com/how_to/gui#tracking-positions
                */
            linkOffsetX: string | number;
            /**
                * Gets a value indicating the offset in pixels on X axis to the linked mesh
                * @see http://doc.babylonjs.com/how_to/gui#tracking-positions
                */
            readonly linkOffsetXInPixels: number;
            /**
                * Gets or sets a value indicating the offset on Y axis to the linked mesh
                * @see http://doc.babylonjs.com/how_to/gui#tracking-positions
                */
            linkOffsetY: string | number;
            /**
                * Gets a value indicating the offset in pixels on Y axis to the linked mesh
                * @see http://doc.babylonjs.com/how_to/gui#tracking-positions
                */
            readonly linkOffsetYInPixels: number;
            /** Gets the center coordinate on X axis */
            readonly centerX: number;
            /** Gets the center coordinate on Y axis */
            readonly centerY: number;
            /** Gets or sets if control is Enabled*/
            isEnabled: boolean;
            /** Gets or sets background color of control if it's disabled*/
            disabledColor: string;
            /**
                * Creates a new control
                * @param name defines the name of the control
                */
            constructor(
            /** defines the name of the control */
            name?: string | undefined);
            /** @hidden */
            protected _getTypeName(): string;
            /**
                * Gets the first ascendant in the hierarchy of the given type
                * @param className defines the required type
                * @returns the ascendant or null if not found
                */
            getAscendantOfClass(className: string): BABYLON.Nullable<Control>;
            /** @hidden */
            _resetFontCache(): void;
            /**
                * Determines if a container is an ascendant of the current control
                * @param container defines the container to look for
                * @returns true if the container is one of the ascendant of the control
                */
            isAscendant(container: Control): boolean;
            /**
                * Gets coordinates in local control space
                * @param globalCoordinates defines the coordinates to transform
                * @returns the new coordinates in local space
                */
            getLocalCoordinates(globalCoordinates: BABYLON.Vector2): BABYLON.Vector2;
            /**
                * Gets coordinates in local control space
                * @param globalCoordinates defines the coordinates to transform
                * @param result defines the target vector2 where to store the result
                * @returns the current control
                */
            getLocalCoordinatesToRef(globalCoordinates: BABYLON.Vector2, result: BABYLON.Vector2): Control;
            /**
                * Gets coordinates in parent local control space
                * @param globalCoordinates defines the coordinates to transform
                * @returns the new coordinates in parent local space
                */
            getParentLocalCoordinates(globalCoordinates: BABYLON.Vector2): BABYLON.Vector2;
            /**
                * Move the current control to a vector3 position projected onto the screen.
                * @param position defines the target position
                * @param scene defines the hosting scene
                */
            moveToVector3(position: BABYLON.Vector3, scene: BABYLON.Scene): void;
            /** @hidden */
            _getDescendants(results: Control[], directDescendantsOnly?: boolean, predicate?: (control: Control) => boolean): void;
            /**
                * Will return all controls that have this control as ascendant
                * @param directDescendantsOnly defines if true only direct descendants of 'this' will be considered, if false direct and also indirect (children of children, an so on in a recursive manner) descendants of 'this' will be considered
                * @param predicate defines an optional predicate that will be called on every evaluated child, the predicate must return true for a given child to be part of the result, otherwise it will be ignored
                * @return all child controls
                */
            getDescendants(directDescendantsOnly?: boolean, predicate?: (control: Control) => boolean): Control[];
            /**
                * Link current control with a target mesh
                * @param mesh defines the mesh to link with
                * @see http://doc.babylonjs.com/how_to/gui#tracking-positions
                */
            linkWithMesh(mesh: BABYLON.Nullable<BABYLON.AbstractMesh>): void;
            /** @hidden */
            _moveToProjectedPosition(projectedPosition: BABYLON.Vector3): void;
            /** @hidden */
            _offsetLeft(offset: number): void;
            /** @hidden */
            _offsetTop(offset: number): void;
            /** @hidden */
            _markMatrixAsDirty(): void;
            /** @hidden */
            _flagDescendantsAsMatrixDirty(): void;
            /** @hidden */
            _markAsDirty(force?: boolean): void;
            /** @hidden */
            _markAllAsDirty(): void;
            /** @hidden */
            _link(host: AdvancedDynamicTexture): void;
            /** @hidden */
            protected _transform(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _renderHighlight(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _renderHighlightSpecific(context: CanvasRenderingContext2D): void;
            /** @hidden */
            protected _applyStates(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _layout(parentMeasure: Measure, context: CanvasRenderingContext2D): boolean;
            /** @hidden */
            protected _processMeasures(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** @hidden */
            _measure(): void;
            /** @hidden */
            protected _computeAlignment(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** @hidden */
            protected _preMeasure(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** @hidden */
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** @hidden */
            protected _clipForChildren(context: CanvasRenderingContext2D): void;
            /** @hidden */
            _render(context: CanvasRenderingContext2D): boolean;
            /** @hidden */
            _draw(context: CanvasRenderingContext2D): void;
            /**
                * Tests if a given coordinates belong to the current control
                * @param x defines x coordinate to test
                * @param y defines y coordinate to test
                * @returns true if the coordinates are inside the control
                */
            contains(x: number, y: number): boolean;
            /** @hidden */
            _processPicking(x: number, y: number, type: number, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            _onPointerMove(target: Control, coordinates: BABYLON.Vector2): void;
            /** @hidden */
            _onPointerEnter(target: Control): boolean;
            /** @hidden */
            _onPointerOut(target: Control): void;
            /** @hidden */
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            _onPointerUp(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number, notifyClick: boolean): void;
            /** @hidden */
            _forcePointerUp(pointerId?: BABYLON.Nullable<number>): void;
            /** @hidden */
            _processObservables(type: number, x: number, y: number, pointerId: number, buttonIndex: number): boolean;
            /** Releases associated resources */
            dispose(): void;
            /** HORIZONTAL_ALIGNMENT_LEFT */
            static readonly HORIZONTAL_ALIGNMENT_LEFT: number;
            /** HORIZONTAL_ALIGNMENT_RIGHT */
            static readonly HORIZONTAL_ALIGNMENT_RIGHT: number;
            /** HORIZONTAL_ALIGNMENT_CENTER */
            static readonly HORIZONTAL_ALIGNMENT_CENTER: number;
            /** VERTICAL_ALIGNMENT_TOP */
            static readonly VERTICAL_ALIGNMENT_TOP: number;
            /** VERTICAL_ALIGNMENT_BOTTOM */
            static readonly VERTICAL_ALIGNMENT_BOTTOM: number;
            /** VERTICAL_ALIGNMENT_CENTER */
            static readonly VERTICAL_ALIGNMENT_CENTER: number;
            /** @hidden */
            static _GetFontOffset(font: string): {
                    ascent: number;
                    height: number;
                    descent: number;
            };
            /**
                * Creates a stack panel that can be used to render headers
                * @param control defines the control to associate with the header
                * @param text defines the text of the header
                * @param size defines the size of the header
                * @param options defines options used to configure the header
                * @returns a new StackPanel
                * @ignore
                * @hidden
                */
            static AddHeader: (control: Control, text: string, size: string | number, options: {
                    isHorizontal: boolean;
                    controlFirst: boolean;
            }) => any;
            /** @hidden */
            protected static drawEllipse(x: number, y: number, width: number, height: number, context: CanvasRenderingContext2D): void;
    }
}
declare module BABYLON.GUI {
    /** Class used to create 2D ellipse containers */
    export class Ellipse extends Container {
            name?: string | undefined;
            /** Gets or sets border thickness */
            thickness: number;
            /**
                * Creates a new Ellipse
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            protected _localDraw(context: CanvasRenderingContext2D): void;
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            protected _clipForChildren(context: CanvasRenderingContext2D): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a 2D grid container
        */
    export class Grid extends Container {
            name?: string | undefined;
            /**
                * Gets the number of columns
                */
            readonly columnCount: number;
            /**
                * Gets the number of rows
                */
            readonly rowCount: number;
            /** Gets the list of children */
            readonly children: Control[];
            /**
                * Gets the definition of a specific row
                * @param index defines the index of the row
                * @returns the row definition
                */
            getRowDefinition(index: number): BABYLON.Nullable<ValueAndUnit>;
            /**
                * Gets the definition of a specific column
                * @param index defines the index of the column
                * @returns the column definition
                */
            getColumnDefinition(index: number): BABYLON.Nullable<ValueAndUnit>;
            /**
                * Adds a new row to the grid
                * @param height defines the height of the row (either in pixel or a value between 0 and 1)
                * @param isPixel defines if the height is expressed in pixel (or in percentage)
                * @returns the current grid
                */
            addRowDefinition(height: number, isPixel?: boolean): Grid;
            /**
                * Adds a new column to the grid
                * @param width defines the width of the column (either in pixel or a value between 0 and 1)
                * @param isPixel defines if the width is expressed in pixel (or in percentage)
                * @returns the current grid
                */
            addColumnDefinition(width: number, isPixel?: boolean): Grid;
            /**
                * Update a row definition
                * @param index defines the index of the row to update
                * @param height defines the height of the row (either in pixel or a value between 0 and 1)
                * @param isPixel defines if the weight is expressed in pixel (or in percentage)
                * @returns the current grid
                */
            setRowDefinition(index: number, height: number, isPixel?: boolean): Grid;
            /**
                * Update a column definition
                * @param index defines the index of the column to update
                * @param width defines the width of the column (either in pixel or a value between 0 and 1)
                * @param isPixel defines if the width is expressed in pixel (or in percentage)
                * @returns the current grid
                */
            setColumnDefinition(index: number, width: number, isPixel?: boolean): Grid;
            /**
                * Gets the list of children stored in a specific cell
                * @param row defines the row to check
                * @param column defines the column to check
                * @returns the list of controls
                */
            getChildrenAt(row: number, column: number): BABYLON.Nullable<Array<Control>>;
            /**
                * Gets a string representing the child cell info (row x column)
                * @param child defines the control to get info from
                * @returns a string containing the child cell info (row x column)
                */
            getChildCellInfo(child: Control): string;
            /**
                * Remove a column definition at specified index
                * @param index defines the index of the column to remove
                * @returns the current grid
                */
            removeColumnDefinition(index: number): Grid;
            /**
                * Remove a row definition at specified index
                * @param index defines the index of the row to remove
                * @returns the current grid
                */
            removeRowDefinition(index: number): Grid;
            /**
                * Adds a new control to the current grid
                * @param control defines the control to add
                * @param row defines the row where to add the control (0 by default)
                * @param column defines the column where to add the control (0 by default)
                * @returns the current grid
                */
            addControl(control: Control, row?: number, column?: number): Grid;
            /**
                * Removes a control from the current container
                * @param control defines the control to remove
                * @returns the current container
                */
            removeControl(control: Control): Container;
            /**
                * Creates a new Grid
                * @param name defines control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            protected _getGridDefinitions(definitionCallback: (lefts: number[], tops: number[], widths: number[], heights: number[]) => void): void;
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            _flagDescendantsAsMatrixDirty(): void;
            _renderHighlightSpecific(context: CanvasRenderingContext2D): void;
            /** Releases associated resources */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create 2D images
        */
    export class Image extends Control {
            name?: string | undefined;
            /**
                * BABYLON.Observable notified when the content is loaded
                */
            onImageLoadedObservable: BABYLON.Observable<Image>;
            /**
                * Gets a boolean indicating that the content is loaded
                */
            readonly isLoaded: boolean;
            /**
                * Gets or sets a boolean indicating if nine patch slices (left, top, right, bottom) should be read from image data
                */
            populateNinePatchSlicesFromImage: boolean;
            /**
                * Gets or sets the left value for slicing (9-patch)
                */
            sliceLeft: number;
            /**
                * Gets or sets the right value for slicing (9-patch)
                */
            sliceRight: number;
            /**
                * Gets or sets the top value for slicing (9-patch)
                */
            sliceTop: number;
            /**
                * Gets or sets the bottom value for slicing (9-patch)
                */
            sliceBottom: number;
            /**
                * Gets or sets the left coordinate in the source image
                */
            sourceLeft: number;
            /**
                * Gets or sets the top coordinate in the source image
                */
            sourceTop: number;
            /**
                * Gets or sets the width to capture in the source image
                */
            sourceWidth: number;
            /**
                * Gets or sets the height to capture in the source image
                */
            sourceHeight: number;
            /**
                * Gets or sets a boolean indicating if the image can force its container to adapt its size
                * @see http://doc.babylonjs.com/how_to/gui#image
                */
            autoScale: boolean;
            /** Gets or sets the streching mode used by the image */
            stretch: number;
            /**
                * Gets or sets the internal DOM image used to render the control
                */
            domImage: HTMLImageElement;
            /**
                * Gets or sets image source url
                */
            source: BABYLON.Nullable<string>;
            /**
                * Gets or sets the cell width to use when animation sheet is enabled
                * @see http://doc.babylonjs.com/how_to/gui#image
                */
            cellWidth: number;
            /**
                * Gets or sets the cell height to use when animation sheet is enabled
                * @see http://doc.babylonjs.com/how_to/gui#image
                */
            cellHeight: number;
            /**
                * Gets or sets the cell id to use (this will turn on the animation sheet mode)
                * @see http://doc.babylonjs.com/how_to/gui#image
                */
            cellId: number;
            /**
                * Creates a new Image
                * @param name defines the control name
                * @param url defines the image url
                */
            constructor(name?: string | undefined, url?: BABYLON.Nullable<string>);
            protected _getTypeName(): string;
            /** Force the control to synchronize with its content */
            synchronizeSizeWithContent(): void;
            protected _processMeasures(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            _draw(context: CanvasRenderingContext2D): void;
            dispose(): void;
            /** STRETCH_NONE */
            static readonly STRETCH_NONE: number;
            /** STRETCH_FILL */
            static readonly STRETCH_FILL: number;
            /** STRETCH_UNIFORM */
            static readonly STRETCH_UNIFORM: number;
            /** STRETCH_EXTEND */
            static readonly STRETCH_EXTEND: number;
            /** NINE_PATCH */
            static readonly STRETCH_NINE_PATCH: number;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create input text control
        */
    export class InputText extends Control implements IFocusableControl {
            name?: string | undefined;
            /** @hidden */
            _connectedVirtualKeyboard: BABYLON.Nullable<VirtualKeyboard>;
            /** Gets or sets a string representing the message displayed on mobile when the control gets the focus */
            promptMessage: string;
            /** BABYLON.Observable raised when the text changes */
            onTextChangedObservable: BABYLON.Observable<InputText>;
            /** BABYLON.Observable raised just before an entered character is to be added */
            onBeforeKeyAddObservable: BABYLON.Observable<InputText>;
            /** BABYLON.Observable raised when the control gets the focus */
            onFocusObservable: BABYLON.Observable<InputText>;
            /** BABYLON.Observable raised when the control loses the focus */
            onBlurObservable: BABYLON.Observable<InputText>;
            /**Observable raised when the text is highlighted */
            onTextHighlightObservable: BABYLON.Observable<InputText>;
            /**Observable raised when copy event is triggered */
            onTextCopyObservable: BABYLON.Observable<InputText>;
            /** BABYLON.Observable raised when cut event is triggered */
            onTextCutObservable: BABYLON.Observable<InputText>;
            /** BABYLON.Observable raised when paste event is triggered */
            onTextPasteObservable: BABYLON.Observable<InputText>;
            /** BABYLON.Observable raised when a key event was processed */
            onKeyboardEventProcessedObservable: BABYLON.Observable<KeyboardEvent>;
            /** Gets or sets the maximum width allowed by the control */
            maxWidth: string | number;
            /** Gets the maximum width allowed by the control in pixels */
            readonly maxWidthInPixels: number;
            /** Gets or sets the text highlighter transparency; default: 0.4 */
            highligherOpacity: number;
            /** Gets or sets a boolean indicating whether to select complete text by default on input focus */
            onFocusSelectAll: boolean;
            /** Gets or sets the text hightlight color */
            textHighlightColor: string;
            /** Gets or sets control margin */
            margin: string;
            /** Gets control margin in pixels */
            readonly marginInPixels: number;
            /** Gets or sets a boolean indicating if the control can auto stretch its width to adapt to the text */
            autoStretchWidth: boolean;
            /** Gets or sets border thickness */
            thickness: number;
            /** Gets or sets the background color when focused */
            focusedBackground: string;
            /** Gets or sets the background color when focused */
            focusedColor: string;
            /** Gets or sets the background color */
            background: string;
            /** Gets or sets the placeholder color */
            placeholderColor: string;
            /** Gets or sets the text displayed when the control is empty */
            placeholderText: string;
            /** Gets or sets the dead key flag */
            deadKey: boolean;
            /** Gets or sets the highlight text */
            highlightedText: string;
            /** Gets or sets if the current key should be added */
            addKey: boolean;
            /** Gets or sets the value of the current key being entered */
            currentKey: string;
            /** Gets or sets the text displayed in the control */
            text: string;
            /** Gets or sets control width */
            width: string | number;
            /**
                * Creates a new InputText
                * @param name defines the control name
                * @param text defines the text of the control
                */
            constructor(name?: string | undefined, text?: string);
            /** @hidden */
            onBlur(): void;
            /** @hidden */
            onFocus(): void;
            protected _getTypeName(): string;
            /**
                * Function called to get the list of controls that should not steal the focus from this control
                * @returns an array of controls
                */
            keepsFocusWith(): BABYLON.Nullable<Control[]>;
            /** @hidden */
            processKey(keyCode: number, key?: string, evt?: KeyboardEvent): void;
            /**
                * Handles the keyboard event
                * @param evt Defines the KeyboardEvent
                */
            processKeyboard(evt: KeyboardEvent): void;
            _draw(context: CanvasRenderingContext2D): void;
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            _onPointerMove(target: Control, coordinates: BABYLON.Vector2): void;
            _onPointerUp(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number, notifyClick: boolean): void;
            protected _beforeRenderText(text: string): string;
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
      * Class used to create a password control
      */
    export class InputPassword extends InputText {
        protected _beforeRenderText(text: string): string;
    }
}
declare module BABYLON.GUI {
    /** Class used to render 2D lines */
    export class Line extends Control {
            name?: string | undefined;
            /** Gets or sets the dash pattern */
            dash: Array<number>;
            /** Gets or sets the control connected with the line end */
            connectedControl: Control;
            /** Gets or sets start coordinates on X axis */
            x1: string | number;
            /** Gets or sets start coordinates on Y axis */
            y1: string | number;
            /** Gets or sets end coordinates on X axis */
            x2: string | number;
            /** Gets or sets end coordinates on Y axis */
            y2: string | number;
            /** Gets or sets line width */
            lineWidth: number;
            /** Gets or sets horizontal alignment */
            horizontalAlignment: number;
            /** Gets or sets vertical alignment */
            verticalAlignment: number;
            /**
                * Creates a new Line
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            _draw(context: CanvasRenderingContext2D): void;
            _measure(): void;
            protected _computeAlignment(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /**
                * Move one end of the line given 3D cartesian coordinates.
                * @param position Targeted world position
                * @param scene BABYLON.Scene
                * @param end (opt) Set to true to assign x2 and y2 coordinates of the line. Default assign to x1 and y1.
                */
            moveToVector3(position: BABYLON.Vector3, scene: BABYLON.Scene, end?: boolean): void;
            /**
                * Move one end of the line to a position in screen absolute space.
                * @param projectedPosition Position in screen absolute space (X, Y)
                * @param end (opt) Set to true to assign x2 and y2 coordinates of the line. Default assign to x1 and y1.
                */
            _moveToProjectedPosition(projectedPosition: BABYLON.Vector3, end?: boolean): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create multi line control
        */
    export class MultiLine extends Control {
            name?: string | undefined;
            /**
                * Creates a new MultiLine
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            /** Gets or sets dash pattern */
            dash: Array<number>;
            /**
                * Gets point stored at specified index
                * @param index defines the index to look for
                * @returns the requested point if found
                */
            getAt(index: number): MultiLinePoint;
            /** Function called when a point is updated */
            onPointUpdate: () => void;
            /**
                * Adds new points to the point collection
                * @param items defines the list of items (mesh, control or 2d coordiantes) to add
                * @returns the list of created MultiLinePoint
                */
            add(...items: (AbstractMesh | Control | {
                    x: string | number;
                    y: string | number;
            })[]): MultiLinePoint[];
            /**
                * Adds a new point to the point collection
                * @param item defines the item (mesh, control or 2d coordiantes) to add
                * @returns the created MultiLinePoint
                */
            push(item?: (AbstractMesh | Control | {
                    x: string | number;
                    y: string | number;
            })): MultiLinePoint;
            /**
                * Remove a specific value or point from the active point collection
                * @param value defines the value or point to remove
                */
            remove(value: number | MultiLinePoint): void;
            /**
                * Resets this object to initial state (no point)
                */
            reset(): void;
            /**
                * Resets all links
                */
            resetLinks(): void;
            /** Gets or sets line width */
            lineWidth: number;
            horizontalAlignment: number;
            verticalAlignment: number;
            protected _getTypeName(): string;
            _draw(context: CanvasRenderingContext2D): void;
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            _measure(): void;
            protected _computeAlignment(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create radio button controls
        */
    export class RadioButton extends Control {
            name?: string | undefined;
            /** Gets or sets border thickness */
            thickness: number;
            /** Gets or sets group name */
            group: string;
            /** BABYLON.Observable raised when isChecked is changed */
            onIsCheckedChangedObservable: BABYLON.Observable<boolean>;
            /** Gets or sets a value indicating the ratio between overall size and check size */
            checkSizeRatio: number;
            /** Gets or sets background color */
            background: string;
            /** Gets or sets a boolean indicating if the checkbox is checked or not */
            isChecked: boolean;
            /**
                * Creates a new RadioButton
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            _draw(context: CanvasRenderingContext2D): void;
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            /**
                * Utility function to easily create a radio button with a header
                * @param title defines the label to use for the header
                * @param group defines the group to use for the radio button
                * @param isChecked defines the initial state of the radio button
                * @param onValueChanged defines the callback to call when value changes
                * @returns a StackPanel containing the radio button and a textBlock
                */
            static AddRadioButtonWithHeader(title: string, group: string, isChecked: boolean, onValueChanged: (button: RadioButton, value: boolean) => void): StackPanel;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a 2D stack panel container
        */
    export class StackPanel extends Container {
            name?: string | undefined;
            /** Gets or sets a boolean indicating if the stack panel is vertical or horizontal*/
            isVertical: boolean;
            /**
                * Gets or sets panel width.
                * This value should not be set when in horizontal mode as it will be computed automatically
                */
            width: string | number;
            /**
                * Gets or sets panel height.
                * This value should not be set when in vertical mode as it will be computed automatically
                */
            height: string | number;
            /**
                * Creates a new StackPanel
                * @param name defines control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            /** @hidden */
            protected _preMeasure(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            protected _postMeasure(): void;
    }
}
declare module BABYLON.GUI {
    /** Class used to create a RadioGroup
        * which contains groups of radio buttons
     */
    export class SelectorGroup {
            /** name of SelectorGroup */
            name: string;
            /**
                * Creates a new SelectorGroup
                * @param name of group, used as a group heading
                */
            constructor(
            /** name of SelectorGroup */
            name: string);
            /** Gets the groupPanel of the SelectorGroup  */
            readonly groupPanel: StackPanel;
            /** Gets the selectors array */
            readonly selectors: StackPanel[];
            /** Gets and sets the group header */
            header: string;
            /** @hidden*/
            _getSelector(selectorNb: number): StackPanel | undefined;
            /** Removes the selector at the given position
             * @param selectorNb the position of the selector within the group
            */
            removeSelector(selectorNb: number): void;
    }
    /** Class used to create a CheckboxGroup
        * which contains groups of checkbox buttons
     */
    export class CheckboxGroup extends SelectorGroup {
            /** Adds a checkbox as a control
                * @param text is the label for the selector
                * @param func is the function called when the Selector is checked
                * @param checked is true when Selector is checked
                */
            addCheckbox(text: string, func?: (s: boolean) => void, checked?: boolean): void;
            /** @hidden */
            _setSelectorLabel(selectorNb: number, label: string): void;
            /** @hidden */
            _setSelectorLabelColor(selectorNb: number, color: string): void;
            /** @hidden */
            _setSelectorButtonColor(selectorNb: number, color: string): void;
            /** @hidden */
            _setSelectorButtonBackground(selectorNb: number, color: string): void;
    }
    /** Class used to create a RadioGroup
        * which contains groups of radio buttons
     */
    export class RadioGroup extends SelectorGroup {
            /** Adds a radio button as a control
                * @param label is the label for the selector
                * @param func is the function called when the Selector is checked
                * @param checked is true when Selector is checked
                */
            addRadio(label: string, func?: (n: number) => void, checked?: boolean): void;
            /** @hidden */
            _setSelectorLabel(selectorNb: number, label: string): void;
            /** @hidden */
            _setSelectorLabelColor(selectorNb: number, color: string): void;
            /** @hidden */
            _setSelectorButtonColor(selectorNb: number, color: string): void;
            /** @hidden */
            _setSelectorButtonBackground(selectorNb: number, color: string): void;
    }
    /** Class used to create a SliderGroup
        * which contains groups of slider buttons
     */
    export class SliderGroup extends SelectorGroup {
            /**
                * Adds a slider to the SelectorGroup
                * @param label is the label for the SliderBar
                * @param func is the function called when the Slider moves
                * @param unit is a string describing the units used, eg degrees or metres
                * @param min is the minimum value for the Slider
                * @param max is the maximum value for the Slider
                * @param value is the start value for the Slider between min and max
                * @param onValueChange is the function used to format the value displayed, eg radians to degrees
                */
            addSlider(label: string, func?: (v: number) => void, unit?: string, min?: number, max?: number, value?: number, onValueChange?: (v: number) => number): void;
            /** @hidden */
            _setSelectorLabel(selectorNb: number, label: string): void;
            /** @hidden */
            _setSelectorLabelColor(selectorNb: number, color: string): void;
            /** @hidden */
            _setSelectorButtonColor(selectorNb: number, color: string): void;
            /** @hidden */
            _setSelectorButtonBackground(selectorNb: number, color: string): void;
    }
    /** Class used to hold the controls for the checkboxes, radio buttons and sliders
        * @see http://doc.babylonjs.com/how_to/selector
     */
    export class SelectionPanel extends Rectangle {
            /** name of SelectionPanel */
            name: string;
            /** an array of SelectionGroups */
            groups: SelectorGroup[];
            /**
             * Creates a new SelectionPanel
             * @param name of SelectionPanel
             * @param groups is an array of SelectionGroups
             */
            constructor(
            /** name of SelectionPanel */
            name: string, 
            /** an array of SelectionGroups */
            groups?: SelectorGroup[]);
            protected _getTypeName(): string;
            /** Gets or sets the headerColor */
            headerColor: string;
            /** Gets or sets the button color */
            buttonColor: string;
            /** Gets or sets the label color */
            labelColor: string;
            /** Gets or sets the button background */
            buttonBackground: string;
            /** Gets or sets the color of separator bar */
            barColor: string;
            /** Gets or sets the height of separator bar */
            barHeight: string;
            /** Gets or sets the height of spacers*/
            spacerHeight: string;
            /** Add a group to the selection panel
                * @param group is the selector group to add
                */
            addGroup(group: SelectorGroup): void;
            /** Remove the group from the given position
                * @param groupNb is the position of the group in the list
                */
            removeGroup(groupNb: number): void;
            /** Change a group header label
                * @param label is the new group header label
                * @param groupNb is the number of the group to relabel
                * */
            setHeaderName(label: string, groupNb: number): void;
            /** Change selector label to the one given
                * @param label is the new selector label
                * @param groupNb is the number of the groupcontaining the selector
                * @param selectorNb is the number of the selector within a group to relabel
                * */
            relabel(label: string, groupNb: number, selectorNb: number): void;
            /** For a given group position remove the selector at the given position
                * @param groupNb is the number of the group to remove the selector from
                * @param selectorNb is the number of the selector within the group
                */
            removeFromGroupSelector(groupNb: number, selectorNb: number): void;
            /** For a given group position of correct type add a checkbox button
                * @param groupNb is the number of the group to remove the selector from
                * @param label is the label for the selector
                * @param func is the function called when the Selector is checked
                * @param checked is true when Selector is checked
                */
            addToGroupCheckbox(groupNb: number, label: string, func?: () => void, checked?: boolean): void;
            /** For a given group position of correct type add a radio button
                * @param groupNb is the number of the group to remove the selector from
                * @param label is the label for the selector
                * @param func is the function called when the Selector is checked
                * @param checked is true when Selector is checked
                */
            addToGroupRadio(groupNb: number, label: string, func?: () => void, checked?: boolean): void;
            /**
                * For a given slider group add a slider
                * @param groupNb is the number of the group to add the slider to
                * @param label is the label for the Slider
                * @param func is the function called when the Slider moves
                * @param unit is a string describing the units used, eg degrees or metres
                * @param min is the minimum value for the Slider
                * @param max is the maximum value for the Slider
                * @param value is the start value for the Slider between min and max
                * @param onVal is the function used to format the value displayed, eg radians to degrees
                */
            addToGroupSlider(groupNb: number, label: string, func?: () => void, unit?: string, min?: number, max?: number, value?: number, onVal?: (v: number) => number): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to hold a viewer window and sliders in a grid
     */
    export class ScrollViewer extends Rectangle {
            /**
                * Adds a new control to the current container
                * @param control defines the control to add
                * @returns the current container
                */
            addControl(control: BABYLON.Nullable<Control>): Container;
            /**
                * Removes a control from the current container
                * @param control defines the control to remove
                * @returns the current container
                */
            removeControl(control: Control): Container;
            /** Gets the list of children */
            readonly children: Control[];
            _flagDescendantsAsMatrixDirty(): void;
            /**
             * Creates a new ScrollViewer
             * @param name of ScrollViewer
             */
            constructor(name?: string);
            /** Reset the scroll viewer window to initial size */
            resetWindow(): void;
            protected _getTypeName(): string;
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            protected _postMeasure(): void;
            /**
                * Gets or sets the mouse wheel precision
                * from 0 to 1 with a default value of 0.05
                * */
            wheelPrecision: number;
            /** Gets or sets the bar color */
            barColor: string;
            /** Gets or sets the size of the bar */
            barSize: number;
            /** Gets or sets the bar background */
            barBackground: string;
            _link(host: AdvancedDynamicTexture): void;
            _renderHighlightSpecific(context: CanvasRenderingContext2D): void;
            /** Releases associated resources */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Enum that determines the text-wrapping mode to use.
        */
    export enum TextWrapping {
            /**
                * Clip the text when it's larger than Control.width; this is the default mode.
                */
            Clip = 0,
            /**
                * Wrap the text word-wise, i.e. try to add line-breaks at word boundary to fit within Control.width.
                */
            WordWrap = 1,
            /**
                * Ellipsize the text, i.e. shrink with trailing … when text is larger than Control.width.
                */
            Ellipsis = 2
    }
    /**
        * Class used to create text block control
        */
    export class TextBlock extends Control {
            /**
                * Defines the name of the control
                */
            name?: string | undefined;
            /**
             * An event triggered after the text is changed
             */
            onTextChangedObservable: BABYLON.Observable<TextBlock>;
            /**
             * An event triggered after the text was broken up into lines
             */
            onLinesReadyObservable: BABYLON.Observable<TextBlock>;
            /**
                * Return the line list (you may need to use the onLinesReadyObservable to make sure the list is ready)
                */
            readonly lines: any[];
            /**
             * Gets or sets an boolean indicating that the TextBlock will be resized to fit container
             */
            resizeToFit: boolean;
            /**
             * Gets or sets a boolean indicating if text must be wrapped
             */
            textWrapping: TextWrapping | boolean;
            /**
             * Gets or sets text to display
             */
            text: string;
            /**
             * Gets or sets text horizontal alignment (BABYLON.GUI.Control.HORIZONTAL_ALIGNMENT_CENTER by default)
             */
            textHorizontalAlignment: number;
            /**
             * Gets or sets text vertical alignment (BABYLON.GUI.Control.VERTICAL_ALIGNMENT_CENTER by default)
             */
            textVerticalAlignment: number;
            /**
             * Gets or sets line spacing value
             */
            lineSpacing: string | number;
            /**
             * Gets or sets outlineWidth of the text to display
             */
            outlineWidth: number;
            /**
             * Gets or sets outlineColor of the text to display
             */
            outlineColor: string;
            /**
                * Creates a new TextBlock object
                * @param name defines the name of the control
                * @param text defines the text to display (emptry string by default)
                */
            constructor(
            /**
                * Defines the name of the control
                */
            name?: string | undefined, text?: string);
            protected _getTypeName(): string;
            protected _processMeasures(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            /** @hidden */
            _draw(context: CanvasRenderingContext2D): void;
            protected _applyStates(context: CanvasRenderingContext2D): void;
            protected _breakLines(refWidth: number, context: CanvasRenderingContext2D): object[];
            protected _parseLine(line: string | undefined, context: CanvasRenderingContext2D): object;
            protected _parseLineEllipsis(line: string | undefined, width: number, context: CanvasRenderingContext2D): object;
            protected _parseLineWordWrap(line: string | undefined, width: number, context: CanvasRenderingContext2D): object[];
            protected _renderLines(context: CanvasRenderingContext2D): void;
            /**
                * Given a width constraint applied on the text block, find the expected height
                * @returns expected height
                */
            computeExpectedHeight(): number;
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to store key control properties
        */
    export class KeyPropertySet {
            /** Width */
            width?: string;
            /** Height */
            height?: string;
            /** Left padding */
            paddingLeft?: string;
            /** Right padding */
            paddingRight?: string;
            /** Top padding */
            paddingTop?: string;
            /** Bottom padding */
            paddingBottom?: string;
            /** Foreground color */
            color?: string;
            /** Background color */
            background?: string;
    }
    /**
        * Class used to create virtual keyboard
        */
    export class VirtualKeyboard extends StackPanel {
            /** BABYLON.Observable raised when a key is pressed */
            onKeyPressObservable: BABYLON.Observable<string>;
            /** Gets or sets default key button width */
            defaultButtonWidth: string;
            /** Gets or sets default key button height */
            defaultButtonHeight: string;
            /** Gets or sets default key button left padding */
            defaultButtonPaddingLeft: string;
            /** Gets or sets default key button right padding */
            defaultButtonPaddingRight: string;
            /** Gets or sets default key button top padding */
            defaultButtonPaddingTop: string;
            /** Gets or sets default key button bottom padding */
            defaultButtonPaddingBottom: string;
            /** Gets or sets default key button foreground color */
            defaultButtonColor: string;
            /** Gets or sets default key button background color */
            defaultButtonBackground: string;
            /** Gets or sets shift button foreground color */
            shiftButtonColor: string;
            /** Gets or sets shift button thickness*/
            selectedShiftThickness: number;
            /** Gets shift key state */
            shiftState: number;
            protected _getTypeName(): string;
            /**
                * Adds a new row of keys
                * @param keys defines the list of keys to add
                * @param propertySets defines the associated property sets
                */
            addKeysRow(keys: Array<string>, propertySets?: Array<KeyPropertySet>): void;
            /**
                * Set the shift key to a specific state
                * @param shiftState defines the new shift state
                */
            applyShiftState(shiftState: number): void;
            /** Gets the input text control currently attached to the keyboard */
            readonly connectedInputText: BABYLON.Nullable<InputText>;
            /**
                * Connects the keyboard with an input text control
                *
                * @param input defines the target control
                */
            connect(input: InputText): void;
            /**
                * Disconnects the keyboard from connected InputText controls
                *
                * @param input optionally defines a target control, otherwise all are disconnected
                */
            disconnect(input?: InputText): void;
            /**
                * Release all resources
                */
            dispose(): void;
            /**
                * Creates a new keyboard using a default layout
                *
                * @param name defines control name
                * @returns a new VirtualKeyboard
                */
            static CreateDefaultLayout(name?: string): VirtualKeyboard;
    }
}
declare module BABYLON.GUI {
    /** Class used to create rectangle container */
    export class Rectangle extends Container {
            name?: string | undefined;
            /** Gets or sets border thickness */
            thickness: number;
            /** Gets or sets the corner radius angle */
            cornerRadius: number;
            /**
                * Creates a new Rectangle
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            protected _localDraw(context: CanvasRenderingContext2D): void;
            protected _additionalProcessing(parentMeasure: Measure, context: CanvasRenderingContext2D): void;
            protected _clipForChildren(context: CanvasRenderingContext2D): void;
    }
}
declare module BABYLON.GUI {
    /** Class used to render a grid  */
    export class DisplayGrid extends Control {
            name?: string | undefined;
            /** Gets or sets a boolean indicating if minor lines must be rendered (true by default)) */
            displayMinorLines: boolean;
            /** Gets or sets a boolean indicating if major lines must be rendered (true by default)) */
            displayMajorLines: boolean;
            /** Gets or sets background color (Black by default) */
            background: string;
            /** Gets or sets the width of each cell (20 by default) */
            cellWidth: number;
            /** Gets or sets the height of each cell (20 by default) */
            cellHeight: number;
            /** Gets or sets the tickness of minor lines (1 by default) */
            minorLineTickness: number;
            /** Gets or sets the color of minor lines (DarkGray by default) */
            minorLineColor: string;
            /** Gets or sets the tickness of major lines (2 by default) */
            majorLineTickness: number;
            /** Gets or sets the color of major lines (White by default) */
            majorLineColor: string;
            /** Gets or sets the frequency of major lines (default is 1 every 5 minor lines)*/
            majorLineFrequency: number;
            /**
                * Creates a new GridDisplayRectangle
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            _draw(context: CanvasRenderingContext2D): void;
            protected _getTypeName(): string;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create slider controls
        */
    export class BaseSlider extends Control {
            name?: string | undefined;
            protected _thumbWidth: ValueAndUnit;
            protected _barOffset: ValueAndUnit;
            protected _displayThumb: boolean;
            protected _effectiveBarOffset: number;
            protected _renderLeft: number;
            protected _renderTop: number;
            protected _renderWidth: number;
            protected _renderHeight: number;
            protected _backgroundBoxLength: number;
            protected _backgroundBoxThickness: number;
            protected _effectiveThumbThickness: number;
            /** BABYLON.Observable raised when the sldier value changes */
            onValueChangedObservable: BABYLON.Observable<number>;
            /** Gets or sets a boolean indicating if the thumb must be rendered */
            displayThumb: boolean;
            /** Gets or sets main bar offset (ie. the margin applied to the value bar) */
            barOffset: string | number;
            /** Gets main bar offset in pixels*/
            readonly barOffsetInPixels: number;
            /** Gets or sets thumb width */
            thumbWidth: string | number;
            /** Gets thumb width in pixels */
            readonly thumbWidthInPixels: number;
            /** Gets or sets minimum value */
            minimum: number;
            /** Gets or sets maximum value */
            maximum: number;
            /** Gets or sets current value */
            value: number;
            /**Gets or sets a boolean indicating if the slider should be vertical or horizontal */
            isVertical: boolean;
            /** Gets or sets a value indicating if the thumb can go over main bar extends */
            isThumbClamped: boolean;
            /**
                * Creates a new BaseSlider
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            protected _getThumbPosition(): number;
            protected _getThumbThickness(type: string): number;
            protected _prepareRenderingData(type: string): void;
            /** @hidden */
            protected _updateValueFromPointer(x: number, y: number): void;
            _onPointerDown(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number): boolean;
            _onPointerMove(target: Control, coordinates: BABYLON.Vector2): void;
            _onPointerUp(target: Control, coordinates: BABYLON.Vector2, pointerId: number, buttonIndex: number, notifyClick: boolean): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create slider controls
        */
    export class Slider extends BaseSlider {
            name?: string | undefined;
            protected _displayValueBar: boolean;
            /** Gets or sets a boolean indicating if the value bar must be rendered */
            displayValueBar: boolean;
            /** Gets or sets border color */
            borderColor: string;
            /** Gets or sets background color */
            background: string;
            /** Gets or sets a boolean indicating if the thumb should be round or square */
            isThumbCircle: boolean;
            /**
                * Creates a new Slider
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            _draw(context: CanvasRenderingContext2D): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create slider controls based on images
        */
    export class ImageBasedSlider extends BaseSlider {
            name?: string | undefined;
            displayThumb: boolean;
            /**
                * Gets or sets the image used to render the background
                */
            backgroundImage: Image;
            /**
                * Gets or sets the image used to render the value bar
                */
            valueBarImage: Image;
            /**
                * Gets or sets the image used to render the thumb
                */
            thumbImage: Image;
            /**
                * Creates a new ImageBasedSlider
                * @param name defines the control name
                */
            constructor(name?: string | undefined);
            protected _getTypeName(): string;
            _draw(context: CanvasRenderingContext2D): void;
    }
}
declare module BABYLON.GUI {
    /**
      * Forcing an export so that this code will execute
      * @hidden
      */
    const name = "Statics";
}
declare module BABYLON.GUI {
    /**
        * Class used as a root to all buttons
        */
    export class AbstractButton3D extends Control3D {
            /**
                * Creates a new button
                * @param name defines the control name
                */
            constructor(name?: string);
            protected _getTypeName(): string;
            protected _createNode(scene: BABYLON.Scene): BABYLON.TransformNode;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a button in 3D
        */
    export class Button3D extends AbstractButton3D {
            /** @hidden */
            protected _currentMaterial: BABYLON.Material;
            /**
                * Gets or sets the texture resolution used to render content (512 by default)
                */
            contentResolution: BABYLON.int;
            /**
                * Gets or sets the texture scale ratio used to render content (2 by default)
                */
            contentScaleRatio: number;
            protected _disposeFacadeTexture(): void;
            protected _resetContent(): void;
            /**
                * Creates a new button
                * @param name defines the control name
                */
            constructor(name?: string);
            /**
                * Gets or sets the GUI 2D content used to display the button's facade
                */
            content: Control;
            /**
                * Apply the facade texture (created from the content property).
                * This function can be overloaded by child classes
                * @param facadeTexture defines the AdvancedDynamicTexture to use
                */
            protected _applyFacade(facadeTexture: AdvancedDynamicTexture): void;
            protected _getTypeName(): string;
            protected _createNode(scene: BABYLON.Scene): BABYLON.TransformNode;
            protected _affectMaterial(mesh: BABYLON.AbstractMesh): void;
            /**
                * Releases all associated resources
                */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create containers for controls
        */
    export class Container3D extends Control3D {
            /**
                * Gets the list of child controls
                */
            protected _children: Control3D[];
            /**
                * Gets the list of child controls
                */
            readonly children: Array<Control3D>;
            /**
                * Gets or sets a boolean indicating if the layout must be blocked (default is false).
                * This is helpful to optimize layout operation when adding multiple children in a row
                */
            blockLayout: boolean;
            /**
                * Creates a new container
                * @param name defines the container name
                */
            constructor(name?: string);
            /**
                * Force the container to update the layout. Please note that it will not take blockLayout property in account
                * @returns the current container
                */
            updateLayout(): Container3D;
            /**
                * Gets a boolean indicating if the given control is in the children of this control
                * @param control defines the control to check
                * @returns true if the control is in the child list
                */
            containsControl(control: Control3D): boolean;
            /**
                * Adds a control to the children of this control
                * @param control defines the control to add
                * @returns the current container
                */
            addControl(control: Control3D): Container3D;
            /**
                * This function will be called everytime a new control is added
                */
            protected _arrangeChildren(): void;
            protected _createNode(scene: BABYLON.Scene): BABYLON.Nullable<BABYLON.TransformNode>;
            /**
                * Removes a control from the children of this control
                * @param control defines the control to remove
                * @returns the current container
                */
            removeControl(control: Control3D): Container3D;
            protected _getTypeName(): string;
            /**
                * Releases all associated resources
                */
            dispose(): void;
            /** Control rotation will remain unchanged  */
            static readonly UNSET_ORIENTATION: number;
            /** Control will rotate to make it look at sphere central axis */
            static readonly FACEORIGIN_ORIENTATION: number;
            /** Control will rotate to make it look back at sphere central axis */
            static readonly FACEORIGINREVERSED_ORIENTATION: number;
            /** Control will rotate to look at z axis (0, 0, 1) */
            static readonly FACEFORWARD_ORIENTATION: number;
            /** Control will rotate to look at negative z axis (0, 0, -1) */
            static readonly FACEFORWARDREVERSED_ORIENTATION: number;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used as base class for controls
        */
    export class Control3D implements BABYLON.IDisposable, BABYLON.IBehaviorAware<Control3D> {
            /** Defines the control name */
            name?: string | undefined;
            /** @hidden */
            _host: GUI3DManager;
            /** Gets or sets the control position  in world space */
            position: BABYLON.Vector3;
            /** Gets or sets the control scaling  in world space */
            scaling: BABYLON.Vector3;
            /** Callback used to start pointer enter animation */
            pointerEnterAnimation: () => void;
            /** Callback used to start pointer out animation */
            pointerOutAnimation: () => void;
            /** Callback used to start pointer down animation */
            pointerDownAnimation: () => void;
            /** Callback used to start pointer up animation */
            pointerUpAnimation: () => void;
            /**
             * An event triggered when the pointer move over the control
             */
            onPointerMoveObservable: BABYLON.Observable<BABYLON.Vector3>;
            /**
                * An event triggered when the pointer move out of the control
                */
            onPointerOutObservable: BABYLON.Observable<Control3D>;
            /**
                * An event triggered when the pointer taps the control
                */
            onPointerDownObservable: BABYLON.Observable<Vector3WithInfo>;
            /**
                * An event triggered when pointer is up
                */
            onPointerUpObservable: BABYLON.Observable<Vector3WithInfo>;
            /**
                * An event triggered when a control is clicked on (with a mouse)
                */
            onPointerClickObservable: BABYLON.Observable<Vector3WithInfo>;
            /**
                * An event triggered when pointer enters the control
                */
            onPointerEnterObservable: BABYLON.Observable<Control3D>;
            /**
                * Gets or sets the parent container
                */
            parent: BABYLON.Nullable<Container3D>;
            /**
                * Gets the list of attached behaviors
                * @see http://doc.babylonjs.com/features/behaviour
                */
            readonly behaviors: BABYLON.Behavior<Control3D>[];
            /**
                * Attach a behavior to the control
                * @see http://doc.babylonjs.com/features/behaviour
                * @param behavior defines the behavior to attach
                * @returns the current control
                */
            addBehavior(behavior: BABYLON.Behavior<Control3D>): Control3D;
            /**
                * Remove an attached behavior
                * @see http://doc.babylonjs.com/features/behaviour
                * @param behavior defines the behavior to attach
                * @returns the current control
                */
            removeBehavior(behavior: BABYLON.Behavior<Control3D>): Control3D;
            /**
                * Gets an attached behavior by name
                * @param name defines the name of the behavior to look for
                * @see http://doc.babylonjs.com/features/behaviour
                * @returns null if behavior was not found else the requested behavior
                */
            getBehaviorByName(name: string): BABYLON.Nullable<BABYLON.Behavior<Control3D>>;
            /** Gets or sets a boolean indicating if the control is visible */
            isVisible: boolean;
            /**
                * Creates a new control
                * @param name defines the control name
                */
            constructor(
            /** Defines the control name */
            name?: string | undefined);
            /**
                * Gets a string representing the class name
                */
            readonly typeName: string;
            /**
                * Get the current class name of the control.
                * @returns current class name
                */
            getClassName(): string;
            protected _getTypeName(): string;
            /**
                * Gets the transform node used by this control
                */
            readonly node: BABYLON.Nullable<BABYLON.TransformNode>;
            /**
                * Gets the mesh used to render this control
                */
            readonly mesh: BABYLON.Nullable<BABYLON.AbstractMesh>;
            /**
                * Link the control as child of the given node
                * @param node defines the node to link to. Use null to unlink the control
                * @returns the current control
                */
            linkToTransformNode(node: BABYLON.Nullable<BABYLON.TransformNode>): Control3D;
            /** @hidden **/
            _prepareNode(scene: BABYLON.Scene): void;
            /**
                * Node creation.
                * Can be overriden by children
                * @param scene defines the scene where the node must be attached
                * @returns the attached node or null if none. Must return a BABYLON.Mesh or BABYLON.AbstractMesh if there is an atttached visible object
                */
            protected _createNode(scene: BABYLON.Scene): BABYLON.Nullable<BABYLON.TransformNode>;
            /**
                * Affect a material to the given mesh
                * @param mesh defines the mesh which will represent the control
                */
            protected _affectMaterial(mesh: BABYLON.AbstractMesh): void;
            /** @hidden */
            _onPointerMove(target: Control3D, coordinates: BABYLON.Vector3): void;
            /** @hidden */
            _onPointerEnter(target: Control3D): boolean;
            /** @hidden */
            _onPointerOut(target: Control3D): void;
            /** @hidden */
            _onPointerDown(target: Control3D, coordinates: BABYLON.Vector3, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            _onPointerUp(target: Control3D, coordinates: BABYLON.Vector3, pointerId: number, buttonIndex: number, notifyClick: boolean): void;
            /** @hidden */
            forcePointerUp(pointerId?: BABYLON.Nullable<number>): void;
            /** @hidden */
            _processObservables(type: number, pickedPoint: BABYLON.Vector3, pointerId: number, buttonIndex: number): boolean;
            /** @hidden */
            _disposeNode(): void;
            /**
                * Releases all associated resources
                */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a container panel deployed on the surface of a cylinder
        */
    export class CylinderPanel extends VolumeBasedPanel {
            /**
                * Gets or sets the radius of the cylinder where to project controls (5 by default)
                */
            radius: BABYLON.float;
            protected _mapGridNode(control: Control3D, nodePosition: BABYLON.Vector3): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a holographic button in 3D
        */
    export class HolographicButton extends Button3D {
            /**
                * Text to be displayed on the tooltip shown when hovering on the button. When set to null tooltip is disabled. (Default: null)
                */
            tooltipText: BABYLON.Nullable<string>;
            /**
                * Gets or sets text for the button
                */
            text: string;
            /**
                * Gets or sets the image url for the button
                */
            imageUrl: string;
            /**
                * Gets the back material used by this button
                */
            readonly backMaterial: FluentMaterial;
            /**
                * Gets the front material used by this button
                */
            readonly frontMaterial: FluentMaterial;
            /**
                * Gets the plate material used by this button
                */
            readonly plateMaterial: BABYLON.StandardMaterial;
            /**
                * Gets a boolean indicating if this button shares its material with other HolographicButtons
                */
            readonly shareMaterials: boolean;
            /**
                * Creates a new button
                * @param name defines the control name
                */
            constructor(name?: string, shareMaterials?: boolean);
            protected _getTypeName(): string;
            protected _createNode(scene: BABYLON.Scene): BABYLON.TransformNode;
            protected _applyFacade(facadeTexture: AdvancedDynamicTexture): void;
            protected _affectMaterial(mesh: BABYLON.Mesh): void;
            /**
                * Releases all associated resources
                */
            dispose(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create an interactable object. It's a 3D button using a mesh coming from the current scene
        */
    export class MeshButton3D extends Button3D {
            /** @hidden */
            protected _currentMesh: BABYLON.Mesh;
            /**
                * Creates a new 3D button based on a mesh
                * @param mesh mesh to become a 3D button
                * @param name defines the control name
                */
            constructor(mesh: BABYLON.Mesh, name?: string);
            protected _getTypeName(): string;
            protected _createNode(scene: BABYLON.Scene): BABYLON.TransformNode;
            protected _affectMaterial(mesh: BABYLON.AbstractMesh): void;
    }
}
declare module BABYLON.GUI {
    /**
      * Class used to create a container panel deployed on the surface of a plane
      */
    export class PlanePanel extends VolumeBasedPanel {
        protected _mapGridNode(control: Control3D, nodePosition: BABYLON.Vector3): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a container panel where items get randomized planar mapping
        */
    export class ScatterPanel extends VolumeBasedPanel {
            /**
                * Gets or sets the number of iteration to use to scatter the controls (100 by default)
                */
            iteration: BABYLON.float;
            protected _mapGridNode(control: Control3D, nodePosition: BABYLON.Vector3): void;
            protected _finalProcessing(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a container panel deployed on the surface of a sphere
        */
    export class SpherePanel extends VolumeBasedPanel {
            /**
                * Gets or sets the radius of the sphere where to project controls (5 by default)
                */
            radius: BABYLON.float;
            protected _mapGridNode(control: Control3D, nodePosition: BABYLON.Vector3): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Class used to create a stack panel in 3D on XY plane
        */
    export class StackPanel3D extends Container3D {
            /**
                * Gets or sets a boolean indicating if the stack panel is vertical or horizontal (horizontal by default)
                */
            isVertical: boolean;
            /**
                * Gets or sets the distance between elements
                */
            margin: number;
            /**
                * Creates new StackPanel
                * @param isVertical
                */
            constructor(isVertical?: boolean);
            protected _arrangeChildren(): void;
    }
}
declare module BABYLON.GUI {
    /**
        * Abstract class used to create a container panel deployed on the surface of a volume
        */
    export abstract class VolumeBasedPanel extends Container3D {
            protected _cellWidth: number;
            protected _cellHeight: number;
            /**
                * Gets or sets the distance between elements
                */
            margin: number;
            /**
                * Gets or sets the orientation to apply to all controls (BABYLON.Container3D.FaceOriginReversedOrientation by default)
             * | Value | Type                                | Description |
             * | ----- | ----------------------------------- | ----------- |
             * | 0     | UNSET_ORIENTATION                   |  Control rotation will remain unchanged |
             * | 1     | FACEORIGIN_ORIENTATION              |  Control will rotate to make it look at sphere central axis |
             * | 2     | FACEORIGINREVERSED_ORIENTATION      |  Control will rotate to make it look back at sphere central axis |
             * | 3     | FACEFORWARD_ORIENTATION             |  Control will rotate to look at z axis (0, 0, 1) |
             * | 4     | FACEFORWARDREVERSED_ORIENTATION     |  Control will rotate to look at negative z axis (0, 0, -1) |
                */
            orientation: number;
            /**
                * Gets or sets the number of columns requested (10 by default).
                * The panel will automatically compute the number of rows based on number of child controls.
                */
            columns: BABYLON.int;
            /**
                * Gets or sets a the number of rows requested.
                * The panel will automatically compute the number of columns based on number of child controls.
                */
            rows: BABYLON.int;
            /**
                * Creates new VolumeBasedPanel
                */
            constructor();
            protected _arrangeChildren(): void;
            /** Child classes must implement this function to provide correct control positioning */
            protected abstract _mapGridNode(control: Control3D, nodePosition: BABYLON.Vector3): void;
            /** Child classes can implement this function to provide additional processing */
            protected _finalProcessing(): void;
    }
}
declare module BABYLON.GUI {
    /** @hidden */
    export class FluentMaterialDefines extends BABYLON.MaterialDefines {
            INNERGLOW: boolean;
            BORDER: boolean;
            HOVERLIGHT: boolean;
            TEXTURE: boolean;
            constructor();
    }
    /**
        * Class used to render controls with fluent desgin
        */
    export class FluentMaterial extends BABYLON.PushMaterial {
            /**
                * Gets or sets inner glow intensity. A value of 0 means no glow (default is 0.5)
                */
            innerGlowColorIntensity: number;
            /**
                * Gets or sets the inner glow color (white by default)
                */
            innerGlowColor: BABYLON.Color3;
            /**
                * Gets or sets alpha value (default is 1.0)
                */
            alpha: number;
            /**
                * Gets or sets the albedo color (Default is BABYLON.Color3(0.3, 0.35, 0.4))
                */
            albedoColor: BABYLON.Color3;
            /**
                * Gets or sets a boolean indicating if borders must be rendered (default is false)
                */
            renderBorders: boolean;
            /**
                * Gets or sets border width (default is 0.5)
                */
            borderWidth: number;
            /**
                * Gets or sets a value indicating the smoothing value applied to border edges (0.02 by default)
                */
            edgeSmoothingValue: number;
            /**
                * Gets or sets the minimum value that can be applied to border width (default is 0.1)
                */
            borderMinValue: number;
            /**
                * Gets or sets a boolean indicating if hover light must be rendered (default is false)
                */
            renderHoverLight: boolean;
            /**
                * Gets or sets the radius used to render the hover light (default is 1.0)
                */
            hoverRadius: number;
            /**
                * Gets or sets the color used to render the hover light (default is BABYLON.Color4(0.3, 0.3, 0.3, 1.0))
                */
            hoverColor: BABYLON.Color4;
            /**
                * Gets or sets the hover light position in world space (default is BABYLON.Vector3.Zero())
                */
            hoverPosition: BABYLON.Vector3;
            /** Gets or sets the texture to use for albedo color */
            albedoTexture: BABYLON.Nullable<BABYLON.BaseTexture>;
            /**
                * Creates a new Fluent material
                * @param name defines the name of the material
                * @param scene defines the hosting scene
                */
            constructor(name: string, scene: BABYLON.Scene);
            needAlphaBlending(): boolean;
            needAlphaTesting(): boolean;
            getAlphaTestTexture(): BABYLON.Nullable<BABYLON.BaseTexture>;
            isReadyForSubMesh(mesh: BABYLON.AbstractMesh, subMesh: BABYLON.SubMesh, useInstances?: boolean): boolean;
            bindForSubMesh(world: BABYLON.Matrix, mesh: BABYLON.Mesh, subMesh: BABYLON.SubMesh): void;
            getActiveTextures(): BABYLON.BaseTexture[];
            hasTexture(texture: BABYLON.BaseTexture): boolean;
            dispose(forceDisposeEffect?: boolean): void;
            clone(name: string): FluentMaterial;
            serialize(): any;
            getClassName(): string;
            static Parse(source: any, scene: BABYLON.Scene, rootUrl: string): FluentMaterial;
    }
}