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markom |
/*
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* tk3d.h --
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*
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* Declarations of types and functions shared by the 3d border
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* module.
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*
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* Copyright (c) 1996 by Sun Microsystems, Inc.
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*
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* See the file "license.terms" for information on usage and redistribution
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* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
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*
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* RCS: @(#) $Id: tk3d.h,v 1.1.1.1 2002-01-16 10:25:50 markom Exp $
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*/
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#ifndef _TK3D
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#define _TK3D
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#include <tkInt.h>
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#ifdef BUILD_tk
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# undef TCL_STORAGE_CLASS
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# define TCL_STORAGE_CLASS DLLEXPORT
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#endif
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/*
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* One of the following data structures is allocated for
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* each 3-D border currently in use. Structures of this
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* type are indexed by borderTable, so that a single
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* structure can be shared for several uses.
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*/
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typedef struct {
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Screen *screen; /* Screen on which the border will be used. */
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Visual *visual; /* Visual for all windows and pixmaps using
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* the border. */
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int depth; /* Number of bits per pixel of drawables where
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* the border will be used. */
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Colormap colormap; /* Colormap out of which pixels are
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* allocated. */
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int refCount; /* Number of different users of
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* this border. */
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XColor *bgColorPtr; /* Background color (intensity
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* between lightColorPtr and
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* darkColorPtr). */
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XColor *darkColorPtr; /* Color for darker areas (must free when
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* deleting structure). NULL means shadows
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* haven't been allocated yet.*/
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XColor *lightColorPtr; /* Color used for lighter areas of border
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* (must free this when deleting structure).
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* NULL means shadows haven't been allocated
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* yet. */
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Pixmap shadow; /* Stipple pattern to use for drawing
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* shadows areas. Used for displays with
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* <= 64 colors or where colormap has filled
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* up. */
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GC bgGC; /* Used (if necessary) to draw areas in
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* the background color. */
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GC darkGC; /* Used to draw darker parts of the
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* border. None means the shadow colors
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* haven't been allocated yet.*/
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GC lightGC; /* Used to draw lighter parts of
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* the border. None means the shadow colors
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* haven't been allocated yet. */
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Tcl_HashEntry *hashPtr; /* Entry in borderTable (needed in
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* order to delete structure). */
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} TkBorder;
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/*
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* Maximum intensity for a color:
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*/
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#define MAX_INTENSITY 65535
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/*
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* Declarations for platform specific interfaces used by this module.
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*/
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EXTERN TkBorder * TkpGetBorder _ANSI_ARGS_((void));
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EXTERN void TkpGetShadows _ANSI_ARGS_((TkBorder *borderPtr,
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Tk_Window tkwin));
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EXTERN void TkpFreeBorder _ANSI_ARGS_((TkBorder *borderPtr));
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# undef TCL_STORAGE_CLASS
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# define TCL_STORAGE_CLASS DLLIMPORT
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#endif /* _TK3D */
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