igeo

## Class ILayer

- java.lang.Object
- - igeo.IObject
  - - igeo.ILayer

-     public class ILayer
      extends IObject

  A class of a layer to contain and organize objects. Layers are managed by IServer.
  Author:
    Satoru Sugihara
  See Also:
    `IServer`

- - ### Field Summary

    Fields
    Modifier and Type | Field and Description
    --- | ---
    `java.util.ArrayList<IObject>` | `objects`

    - ### Fields inherited from class igeo.IObject

      `attribute, dynamics, graphics, parameter, server, userData`

  - ### Constructor Summary

    Constructors
    Constructor and Description
    `ILayer()`
    `ILayer(IServerI s)`
    `ILayer(IServerI s, java.lang.String name)`
    `ILayer(java.lang.String name)`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `ILayer` | `add(IObject e)`
    `java.util.ArrayList<IObject>` | `allObjects()`
    `java.awt.Color` | `awtColor()`
    `IBrep` | `brep(int i)` Returns i-th IBrep object contained in objects or null if not found.
    `int` | `brepNum()` number of IBrep in objects
    `IBrep[]` | `breps()` Returns all brep objects contained in a layer.
    `IColor` | `clr()`
    `ILayer` | `clr(java.awt.Color c)`
    `ILayer` | `clr(java.awt.Color c, double alpha)`
    `ILayer` | `clr(java.awt.Color c, float alpha)`
    `ILayer` | `clr(java.awt.Color c, int alpha)`
    `ILayer` | `clr(double dgray)`
    `ILayer` | `clr(double dgray, double dalpha)`
    `ILayer` | `clr(double dr, double dg, double db)`
    `ILayer` | `clr(double dr, double dg, double db, double da)`
    `ILayer` | `clr(float fgray)`
    `ILayer` | `clr(float fgray, float falpha)`
    `ILayer` | `clr(float fr, float fg, float fb)`
    `ILayer` | `clr(float fr, float fg, float fb, float fa)`
    `ILayer` | `clr(IColor c)` to set an object color
    `ILayer` | `clr(IColor c, double alpha)` to set color, with alpha value overwritten
    `ILayer` | `clr(IColor c, float alpha)` to set color, with alpha value overwritten
    `ILayer` | `clr(IColor c, int alpha)` to set color, with alpha value overwritten
    `ILayer` | `clr(int gray)`
    `ILayer` | `clr(int gray, int alpha)`
    `ILayer` | `clr(int r, int g, int b)`
    `ILayer` | `clr(int r, int g, int b, int a)`
    `ILayer` | `clr(IObject o)` to set the same color with the object
    `java.awt.Color` | `color()`
    `boolean` | `contains(IObject e)`
    `ICurve` | `crv(int i)` alias of curve(int)
    `int` | `crvNum()` alias of curveNum()
    `ICurve[]` | `crvs()` alias of curves()
    `ICurve` | `curve(int i)` Returns i-th ICurve object contained in objects or null if not found.
    `int` | `curveNum()` number of ICurve in objects
    `ICurve[]` | `curves()` Returns all curve objects contained in a layer.
    `IGeometry` | `geo(int i)`
    `IGeometry[]` | `geometries()` Returns all brep objects contained in a layer.
    `IGeometry` | `geometry(int i)` Returns i-th IGeometries object contained in objects or null if not found.
    `int` | `geometryNum()` number of IBrep in objects
    `int` | `geoNum()` alias of geometryNum()
    `IGeometry[]` | `geos()` alias of geometries()
    `IObject` | `get(int i)`
    `java.util.ArrayList<IObject>` | `getAllObjects()`
    `java.awt.Color` | `getAWTColor()`
    `IBrep` | `getBrep(int i)` alias of brep(int)
    `int` | `getBrepNum()` alias of brepNum()
    `IBrep[]` | `getBreps()` alias of breps()
    `IColor` | `getColor()`
    `ICurve` | `getCurve(int i)` alias of curve(int)
    `int` | `getCurveNum()` alias of curveNum()
    `ICurve[]` | `getCurves()` alias of curves()
    `IGeometry[]` | `getGeometries()` alias of geometries()
    `IGeometry` | `getGeometry(int i)` alias of geometry(int)
    `int` | `getGeometryNum()` alias of geometryNum()
    `IMesh` | `getMesh(int i)` alias of mesh(int)
    `IMesh[]` | `getMeshes()` alias of meshes()
    `int` | `getMeshNum()` alias of meshNum()
    `IObject` | `getObject(java.lang.Class cls, int i)` alias of object(Class,int)
    `IObject` | `getObject(int i)` alias of object(Class,int)
    `int` | `getObjectNum()` alias of objectNum()
    `int` | `getObjectNum(java.lang.Class cls)` alias of objectNum(Class)
    `IObject[]` | `getObjects()` alias of objects()
    `IObject[]` | `getObjects(java.lang.Class cls)` alias of objects(Class)
    `IPoint` | `getPoint(int i)` alias of point(int)
    `int` | `getPointNum()` alias of pointsNum()
    `IPoint[]` | `getPoints()` alias of points()
    `ISurface` | `getSurface(int i)` alias of surface(int)
    `int` | `getSurfaceNum()` alias of surfaceNum()
    `ISurface[]` | `getSurfaces()` alias of surfaces()
    `ILayer` | `hide()`
    `ILayer` | `hsb(double h, double s, double b)`
    `ILayer` | `hsb(double h, double s, double b, double a)`
    `ILayer` | `hsb(float h, float s, float b)`
    `ILayer` | `hsb(float h, float s, float b, float a)`
    `IMesh` | `mesh(int i)` Returns i-th IMesh object contained in objects or null if not found.
    `IMesh[]` | `meshes()` Returns all mesh objects contained in a layer.
    `int` | `meshNum()` number of IMesh in objects
    `ILayer` | `name(java.lang.String layerName)`
    `int` | `num()`
    `IObject` | `obj(java.lang.Class cls, int i)` alias of object(Class,int)
    `IObject` | `obj(int i)` alias of object(Class,int)
    `IObject` | `object(java.lang.Class cls, int i)` Returns i-th object contained in objects or null if not found.
    `IObject` | `object(int i)` Returns i-th object contained in objects or null if not found.
    `int` | `objectNum()` number of the specified class in objects
    `int` | `objectNum(java.lang.Class cls)` number of the specified class in objects
    `IObject[]` | `objects()` Returns all objects contained in a layer.
    `IObject[]` | `objects(java.lang.Class cls)` Returns all objects of specified class contained in a layer.
    `int` | `objNum()` alias of objectNum()
    `int` | `objNum(java.lang.Class cls)` alias of objectNum(Class)
    `IObject[]` | `objs()` alias of objects()
    `IObject[]` | `objs(java.lang.Class cls)` alias of objects(Class)
    `IPoint` | `point(int i)` Returns i-th IPoint object contained in objects or null if not found.
    `int` | `pointNum()` number of IPoint in objects
    `IPoint[]` | `points()` Returns all point objects contained in a layer.
    `IPoint` | `pt(int i)` alias of point(int)
    `int` | `ptNum()` alias of pointsNum()
    `IPoint[]` | `pts()` alias of points()
    `ILayer` | `remove(int i)`
    `ILayer` | `remove(IObject e)`
    `ILayer` | `setColor(java.awt.Color c)`
    `ILayer` | `setColor(java.awt.Color c, double alpha)`
    `ILayer` | `setColor(java.awt.Color c, float alpha)`
    `ILayer` | `setColor(java.awt.Color c, int alpha)`
    `ILayer` | `setColor(double dgray)`
    `ILayer` | `setColor(double dgray, double dalpha)`
    `ILayer` | `setColor(double dr, double dg, double db)`
    `ILayer` | `setColor(double dr, double dg, double db, double da)`
    `ILayer` | `setColor(float fgray)`
    `ILayer` | `setColor(float fgray, float falpha)`
    `ILayer` | `setColor(float fr, float fg, float fb)`
    `ILayer` | `setColor(float fr, float fg, float fb, float fa)`
    `ILayer` | `setColor(IColor c)`
    `ILayer` | `setColor(IColor c, double alpha)`
    `ILayer` | `setColor(IColor c, float alpha)`
    `ILayer` | `setColor(IColor c, int alpha)`
    `ILayer` | `setColor(int gray)`
    `ILayer` | `setColor(int gray, int alpha)`
    `ILayer` | `setColor(int r, int g, int b)`
    `ILayer` | `setColor(int r, int g, int b, int a)`
    `ILayer` | `setHSBColor(double h, double s, double b)`
    `ILayer` | `setHSBColor(double h, double s, double b, double a)`
    `ILayer` | `setHSBColor(float h, float s, float b)`
    `ILayer` | `setHSBColor(float h, float s, float b, float a)`
    `ILayer` | `setMaterial(IMaterial mat)`
    `ILayer` | `setVisible(boolean v)`
    `ILayer` | `show()`
    `ISurface` | `srf(int i)` alias of surface(int)
    `int` | `srfNum()` alias of surfaceNum()
    `ISurface[]` | `srfs()` alias of surfaces()
    `ISurface` | `surface(int i)` Returns i-th ISurface object contained in objects or null if not found.
    `int` | `surfaceNum()` number of ISurface in objects
    `ISurface[]` | `surfaces()` Returns all surface objects contained in a layer.
    `java.lang.String` | `toString()`
    `boolean` | `visible()`
    `ILayer` | `visible(boolean v)`
    `ILayer` | `weight(double w)`
    `ILayer` | `weight(float w)`

    - ### Methods inherited from class igeo.IObject

      `addDynamics, addUserData, addUserData, alpha, alphaInt, attr, attr, attr, blue, blueInt, brightness, castStringHashMap, clearDynamics, clearGraphics, cp, createGraphic, defaultAttribute, del, deletDynamics, deleteDynamics, deleteDynamics, deleteGraphic, dup, dynamicsNum, getDynamics, getGraphic, getGraphic, getParameter, graphicsNum, gray, grayInt, green, greenInt, grey, greyInt, hue, initGraphic, initObject, isValid, isVisible, layer, layer, layer, name, red, redInt, resetGraphic, saturation, server, setParameter, setTexture, syncColor, syncGraphic, syncVisibility, syncWeight, texture, updateGraphic, userData, userData, userData, userDataNum, weight`

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

- - ### Field Detail

    - #### objects

          public java.util.ArrayList<IObject> objects

  - ### Constructor Detail

    - #### ILayer

          public ILayer()

    - #### ILayer

          public ILayer(java.lang.String name)

    - #### ILayer

          public ILayer(IServerI s)

    - #### ILayer

          public ILayer(IServerI s,
                java.lang.String name)

  - ### Method Detail

    - #### num

          public int num()

    - #### get

          public IObject get(int i)

    - #### add

          public ILayer add(IObject e)

    - #### remove

          public ILayer remove(int i)

    - #### remove

          public ILayer remove(IObject e)

    - #### contains

          public boolean contains(IObject e)

    - #### allObjects

          public java.util.ArrayList<IObject> allObjects()

    - #### getAllObjects

          public java.util.ArrayList<IObject> getAllObjects()

    - #### points

          public IPoint[] points()

      Returns all point objects contained in a layer. IPointR objects are not included.

    - #### getPoints

          public IPoint[] getPoints()

      alias of points()

    - #### pts

          public IPoint[] pts()

      alias of points()

    - #### curves

          public ICurve[] curves()

      Returns all curve objects contained in a layer. ICurveR objects are not included.

    - #### getCurves

          public ICurve[] getCurves()

      alias of curves()

    - #### crvs

          public ICurve[] crvs()

      alias of curves()

    - #### surfaces

          public ISurface[] surfaces()

      Returns all surface objects contained in a layer. ISurfaceR objects are not included.

    - #### getSurfaces

          public ISurface[] getSurfaces()

      alias of surfaces()

    - #### srfs

          public ISurface[] srfs()

      alias of surfaces()

    - #### meshes

          public IMesh[] meshes()

      Returns all mesh objects contained in a layer. IMeshR objects are not included.

    - #### getMeshes

          public IMesh[] getMeshes()

      alias of meshes()

    - #### breps

          public IBrep[] breps()

      Returns all brep objects contained in a layer.

    - #### getBreps

          public IBrep[] getBreps()

      alias of breps()

    - #### geometries

          public IGeometry[] geometries()

      Returns all brep objects contained in a layer.

    - #### getGeometries

          public IGeometry[] getGeometries()

      alias of geometries()

    - #### geos

          public IGeometry[] geos()

      alias of geometries()

    - #### objects

          public IObject[] objects(java.lang.Class cls)

      Returns all objects of specified class contained in a layer.

    - #### getObjects

          public IObject[] getObjects(java.lang.Class cls)

      alias of objects(Class)

    - #### objs

          public IObject[] objs(java.lang.Class cls)

      alias of objects(Class)

    - #### objects

          public IObject[] objects()

      Returns all objects contained in a layer.

    - #### getObjects

          public IObject[] getObjects()

      alias of objects()

    - #### objs

          public IObject[] objs()

      alias of objects()

    - #### point

          public IPoint point(int i)

      Returns i-th IPoint object contained in objects or null if not found. IPointR objects are not included.

    - #### getPoint

          public IPoint getPoint(int i)

      alias of point(int)

    - #### pt

          public IPoint pt(int i)

      alias of point(int)

    - #### curve

          public ICurve curve(int i)

      Returns i-th ICurve object contained in objects or null if not found. ICurveR objects are not included.

    - #### getCurve

          public ICurve getCurve(int i)

      alias of curve(int)

    - #### crv

          public ICurve crv(int i)

      alias of curve(int)

    - #### surface

          public ISurface surface(int i)

      Returns i-th ISurface object contained in objects or null if not found. ISurfaceR objects are not included.

    - #### getSurface

          public ISurface getSurface(int i)

      alias of surface(int)

    - #### srf

          public ISurface srf(int i)

      alias of surface(int)

    - #### mesh

          public IMesh mesh(int i)

      Returns i-th IMesh object contained in objects or null if not found. IMeshR objects are not included.

    - #### getMesh

          public IMesh getMesh(int i)

      alias of mesh(int)

    - #### brep

          public IBrep brep(int i)

      Returns i-th IBrep object contained in objects or null if not found.

    - #### getBrep

          public IBrep getBrep(int i)

      alias of brep(int)

    - #### geometry

          public IGeometry geometry(int i)

      Returns i-th IGeometries object contained in objects or null if not found.

    - #### getGeometry

          public IGeometry getGeometry(int i)

      alias of geometry(int)

    - #### geo

          public IGeometry geo(int i)

    - #### object

          public IObject object(java.lang.Class cls,
                       int i)

      Returns i-th object contained in objects or null if not found.

    - #### getObject

          public IObject getObject(java.lang.Class cls,
                          int i)

      alias of object(Class,int)

    - #### obj

          public IObject obj(java.lang.Class cls,
                    int i)

      alias of object(Class,int)

    - #### object

          public IObject object(int i)

      Returns i-th object contained in objects or null if not found.

    - #### getObject

          public IObject getObject(int i)

      alias of object(Class,int)

    - #### obj

          public IObject obj(int i)

      alias of object(Class,int)

    - #### pointNum

          public int pointNum()

      number of IPoint in objects

    - #### getPointNum

          public int getPointNum()

      alias of pointsNum()

    - #### ptNum

          public int ptNum()

      alias of pointsNum()

    - #### curveNum

          public int curveNum()

      number of ICurve in objects

    - #### getCurveNum

          public int getCurveNum()

      alias of curveNum()

    - #### crvNum

          public int crvNum()

      alias of curveNum()

    - #### surfaceNum

          public int surfaceNum()

      number of ISurface in objects

    - #### getSurfaceNum

          public int getSurfaceNum()

      alias of surfaceNum()

    - #### srfNum

          public int srfNum()

      alias of surfaceNum()

    - #### meshNum

          public int meshNum()

      number of IMesh in objects

    - #### getMeshNum

          public int getMeshNum()

      alias of meshNum()

    - #### brepNum

          public int brepNum()

      number of IBrep in objects

    - #### getBrepNum

          public int getBrepNum()

      alias of brepNum()

    - #### geometryNum

          public int geometryNum()

      number of IBrep in objects

    - #### getGeometryNum

          public int getGeometryNum()

      alias of geometryNum()

    - #### geoNum

          public int geoNum()

      alias of geometryNum()

    - #### objectNum

          public int objectNum(java.lang.Class cls)

      number of the specified class in objects

    - #### getObjectNum

          public int getObjectNum(java.lang.Class cls)

      alias of objectNum(Class)

    - #### objNum

          public int objNum(java.lang.Class cls)

      alias of objectNum(Class)

    - #### objectNum

          public int objectNum()

      number of the specified class in objects

    - #### getObjectNum

          public int getObjectNum()

      alias of objectNum()

    - #### objNum

          public int objNum()

      alias of objectNum()

    - #### name

          public ILayer name(java.lang.String layerName)

      Overrides:
        `name` in class `IObject`

    - #### toString

          public java.lang.String toString()

      Overrides:
        `toString` in class `java.lang.Object`

    - #### visible

          public boolean visible()

      Overrides:
        `visible` in class `IObject`

    - #### setVisible

          public ILayer setVisible(boolean v)

    - #### visible

          public ILayer visible(boolean v)

    - #### hide

          public ILayer hide()

      Overrides:
        `hide` in class `IObject`

    - #### show

          public ILayer show()

      Overrides:
        `show` in class `IObject`

    - #### clr

          public IColor clr()

      Overrides:
        `clr` in class `IObject`
      Returns:
        returns whatever Color of any graphics member. (first found)

    - #### color

          public java.awt.Color color()

    - #### awtColor

          public java.awt.Color awtColor()

      Overrides:
        `awtColor` in class `IObject`
      Returns:
        returns whatever Color of any graphics member. (first found)

    - #### clr

          public ILayer clr(IColor c)

      Description copied from class: `IObject`
      to set an object color
      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(IColor c,
                   int alpha)

      Description copied from class: `IObject`
      to set color, with alpha value overwritten
      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(IColor c,
                   float alpha)

      Description copied from class: `IObject`
      to set color, with alpha value overwritten
      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(IColor c,
                   double alpha)

      Description copied from class: `IObject`
      to set color, with alpha value overwritten
      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(IObject o)

      Description copied from class: `IObject`
      to set the same color with the object
      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(java.awt.Color c)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(java.awt.Color c,
                   int alpha)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(java.awt.Color c,
                   float alpha)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(java.awt.Color c,
                   double alpha)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(int gray)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(float fgray)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(double dgray)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(int gray,
                   int alpha)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(float fgray,
                   float falpha)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(double dgray,
                   double dalpha)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(int r,
                   int g,
                   int b)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(float fr,
                   float fg,
                   float fb)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(double dr,
                   double dg,
                   double db)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(int r,
                   int g,
                   int b,
                   int a)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(float fr,
                   float fg,
                   float fb,
                   float fa)

      Overrides:
        `clr` in class `IObject`

    - #### clr

          public ILayer clr(double dr,
                   double dg,
                   double db,
                   double da)

      Overrides:
        `clr` in class `IObject`

    - #### hsb

          public ILayer hsb(float h,
                   float s,
                   float b,
                   float a)

      Overrides:
        `hsb` in class `IObject`

    - #### hsb

          public ILayer hsb(double h,
                   double s,
                   double b,
                   double a)

      Overrides:
        `hsb` in class `IObject`

    - #### hsb

          public ILayer hsb(float h,
                   float s,
                   float b)

      Overrides:
        `hsb` in class `IObject`

    - #### hsb

          public ILayer hsb(double h,
                   double s,
                   double b)

      Overrides:
        `hsb` in class `IObject`

    - #### getColor

          public IColor getColor()

      Overrides:
        `getColor` in class `IObject`
      Returns:
        returns whatever Color of any graphics member. (first found)

    - #### getAWTColor

          public java.awt.Color getAWTColor()

      Overrides:
        `getAWTColor` in class `IObject`

    - #### setColor

          public ILayer setColor(IColor c)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(IColor c,
                        int alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(IColor c,
                        float alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(IColor c,
                        double alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(java.awt.Color c)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(java.awt.Color c,
                        int alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(java.awt.Color c,
                        float alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(java.awt.Color c,
                        double alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(int gray)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(float fgray)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(double dgray)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(int gray,
                        int alpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(float fgray,
                        float falpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(double dgray,
                        double dalpha)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(int r,
                        int g,
                        int b)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(float fr,
                        float fg,
                        float fb)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(double dr,
                        double dg,
                        double db)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(int r,
                        int g,
                        int b,
                        int a)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(float fr,
                        float fg,
                        float fb,
                        float fa)

      Overrides:
        `setColor` in class `IObject`

    - #### setColor

          public ILayer setColor(double dr,
                        double dg,
                        double db,
                        double da)

      Overrides:
        `setColor` in class `IObject`

    - #### setHSBColor

          public ILayer setHSBColor(float h,
                           float s,
                           float b,
                           float a)

      Overrides:
        `setHSBColor` in class `IObject`

    - #### setHSBColor

          public ILayer setHSBColor(double h,
                           double s,
                           double b,
                           double a)

      Overrides:
        `setHSBColor` in class `IObject`

    - #### setHSBColor

          public ILayer setHSBColor(float h,
                           float s,
                           float b)

      Overrides:
        `setHSBColor` in class `IObject`

    - #### setHSBColor

          public ILayer setHSBColor(double h,
                           double s,
                           double b)

      Overrides:
        `setHSBColor` in class `IObject`

    - #### weight

          public ILayer weight(double w)

      Overrides:
        `weight` in class `IObject`

    - #### weight

          public ILayer weight(float w)

      Overrides:
        `weight` in class `IObject`

    - #### setMaterial

          public ILayer setMaterial(IMaterial mat)