src/V3d/V3d_ColorScale.cdl


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-- File:    V3d_ColorScale.cdl
-- Created: 24/06/2004
-- Author:  STV
--
---Copyright:   Open Cascade 2004
--

private class ColorScale from V3d inherits ColorScale from Aspect

    ---Purpose: A colorscale class
uses

       --View           from V3d,
       LayerMgr         from V3d,
       LayerMgrPointer  from V3d,
       --Layer          from Visual3d,
       Color          from Quantity,
       ExtendedString from TCollection

is

       ---Category: Public

       Create(aMgr : LayerMgr from V3d)
       returns ColorScale from V3d;
       ---Purpose: Returns returns ColorScale from V3d.
    
       --View(me)
       --returns View from V3d;
       ---Purpose: Returns View from V3d.
    
       Display(me : mutable);

       Erase(me : mutable);

       IsDisplayed(me)
       returns Boolean from Standard;

       ---Category: Protected

       UpdateColorScale(me : mutable)
       is redefined protected;

       --BeginPaint(me : mutable)
       --returns Boolean from Standard
       --is redefined protected;

       --EndPaint(me : mutable)
       --returns Boolean from Standard
       --is redefined protected;

       PaintRect(me : mutable; X, Y, W, H : Integer from Standard;
                               aColor     : Color from Quantity;
                               aFilled    : Boolean from Standard = Standard_False)
       is redefined;

       PaintText(me : mutable; aText  : ExtendedString from TCollection;
                               X, Y   : Integer from Standard;
                               aColor : Color from Quantity)
       is redefined;

       TextWidth(me; aText : ExtendedString from TCollection)
       returns Integer from Standard
       is redefined;

       TextHeight(me; aText : ExtendedString from TCollection)
       returns Integer from Standard
       is redefined;

       TextSize( me;
                AText    : ExtendedString from TCollection;
                AHeight  : Integer from Standard;
                AWidth   : in out Integer from Standard;
                AnAscent : in out Integer from Standard;
                ADescent : in out Integer from Standard );

       DrawScale(me : mutable);

    ---Category: Private

       --Overlay(me)
       --returns Layer from Visual3d
       --is private;

fields

       --myView     : View from V3d;
       myLayerMgr : LayerMgrPointer from V3d;
       --myOverlay  : Layer from Visual3d;
       myDisplay  : Boolean from Standard;

end ColorScale;