shared_source/c_tk_base_7_5_w_mods/tk3d.h

/* $Header$ */

/*
 * tk3d.h --
 *
 *      Declarations of types and functions shared by the 3d border
 *      module.
 *
 * Copyright (c) 1996-1997 by Sun Microsystems, Inc.
 *
 * See the file "license.terms" for information on usage and redistribution
 * of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 *
 * RCS: @(#) $Id: tk3d.h,v 1.1.1.1 2001/06/13 04:53:30 dtashley Exp $
 */

#ifndef _TK3D
#define _TK3D

#include "tkInt.h"

#ifdef BUILD_tk
# undef TCL_STORAGE_CLASS
# define TCL_STORAGE_CLASS DLLEXPORT
#endif

/*
 * One of the following data structures is allocated for each 3-D border
 * currently in use.  Structures of this type are indexed by
 * borderTable, so that a single structure can be shared for several
 * uses.
 */

typedef struct TkBorder {
    Screen *screen;             /* Screen on which the border will be used. */
    Visual *visual;             /* Visual for all windows and pixmaps using
                                 * the border. */
    int depth;                  /* Number of bits per pixel of drawables where
                                 * the border will be used. */
    Colormap colormap;          /* Colormap out of which pixels are
                                 * allocated. */
    int resourceRefCount;       /* Number of active uses of this color (each
                                 * active use corresponds to a call to
                                 * Tk_Alloc3DBorderFromObj or Tk_Get3DBorder).
                                 * If this count is 0, then this structure
                                 * is no longer valid and it isn't present
                                 * in borderTable: it is being kept around
                                 * only because there are objects referring
                                 * to it.  The structure is freed when
                                 * resourceRefCount and objRefCount are
                                 * both 0. */
    int objRefCount;            /* The number of Tcl objects that reference
                                 * this structure. */
    XColor *bgColorPtr;         /* Background color (intensity
                                 * between lightColorPtr and
                                 * darkColorPtr). */
    XColor *darkColorPtr;       /* Color for darker areas (must free when
                                 * deleting structure). NULL means shadows
                                 * haven't been allocated yet.*/
    XColor *lightColorPtr;      /* Color used for lighter areas of border
                                 * (must free this when deleting structure).
                                 * NULL means shadows haven't been allocated
                                 * yet. */
    Pixmap shadow;              /* Stipple pattern to use for drawing
                                 * shadows areas.  Used for displays with
                                 * <= 64 colors or where colormap has filled
                                 * up. */
    GC bgGC;                    /* Used (if necessary) to draw areas in
                                 * the background color. */
    GC darkGC;                  /* Used to draw darker parts of the
                                 * border. None means the shadow colors
                                 * haven't been allocated yet.*/
    GC lightGC;                 /* Used to draw lighter parts of
                                 * the border. None means the shadow colors
                                 * haven't been allocated yet. */
    Tcl_HashEntry *hashPtr;     /* Entry in borderTable (needed in
                                 * order to delete structure). */
    struct TkBorder *nextPtr;   /* Points to the next TkBorder structure with
                                 * the same color name.  Borders with the
                                 * same name but different screens or
                                 * colormaps are chained together off a
                                 * single entry in borderTable. */
} TkBorder;


/*
 * Maximum intensity for a color:
 */

#define MAX_INTENSITY 65535

/*
 * Declarations for platform specific interfaces used by this module.
 */

extern TkBorder *       TkpGetBorder _ANSI_ARGS_((void));
extern void             TkpGetShadows _ANSI_ARGS_((TkBorder *borderPtr,
                            Tk_Window tkwin));
extern void             TkpFreeBorder _ANSI_ARGS_((TkBorder *borderPtr));

# undef TCL_STORAGE_CLASS
# define TCL_STORAGE_CLASS DLLIMPORT

#endif /* _TK3D */

/* End of tk3d.h */
1	dashley	69	/* $Header$ */
2	dashley	25
3			/*
4			* tk3d.h --
5			*
6			* Declarations of types and functions shared by the 3d border
7			* module.
8			*
9			* Copyright (c) 1996-1997 by Sun Microsystems, Inc.
10			*
11			* See the file "license.terms" for information on usage and redistribution
12			* of this file, and for a DISCLAIMER OF ALL WARRANTIES.
13			*
14			* RCS: @(#) $Id: tk3d.h,v 1.1.1.1 2001/06/13 04:53:30 dtashley Exp $
15			*/
16
17			#ifndef _TK3D
18			#define _TK3D
19
20			#include "tkInt.h"
21
22			#ifdef BUILD_tk
23			# undef TCL_STORAGE_CLASS
24			# define TCL_STORAGE_CLASS DLLEXPORT
25			#endif
26
27			/*
28			* One of the following data structures is allocated for each 3-D border
29			* currently in use. Structures of this type are indexed by
30			* borderTable, so that a single structure can be shared for several
31			* uses.
32			*/
33
34			typedef struct TkBorder {
35			Screen screen; / Screen on which the border will be used. */
36			Visual visual; / Visual for all windows and pixmaps using
37			* the border. */
38			int depth; /* Number of bits per pixel of drawables where
39			* the border will be used. */
40			Colormap colormap; /* Colormap out of which pixels are
41			* allocated. */
42			int resourceRefCount; /* Number of active uses of this color (each
43			* active use corresponds to a call to
44			* Tk_Alloc3DBorderFromObj or Tk_Get3DBorder).
45			* If this count is 0, then this structure
46			* is no longer valid and it isn't present
47			* in borderTable: it is being kept around
48			* only because there are objects referring
49			* to it. The structure is freed when
50			* resourceRefCount and objRefCount are
51			* both 0. */
52			int objRefCount; /* The number of Tcl objects that reference
53			* this structure. */
54			XColor bgColorPtr; / Background color (intensity
55			* between lightColorPtr and
56			* darkColorPtr). */
57			XColor darkColorPtr; / Color for darker areas (must free when
58			* deleting structure). NULL means shadows
59			* haven't been allocated yet.*/
60			XColor lightColorPtr; / Color used for lighter areas of border
61			* (must free this when deleting structure).
62			* NULL means shadows haven't been allocated
63			* yet. */
64			Pixmap shadow; /* Stipple pattern to use for drawing
65			* shadows areas. Used for displays with
66			* <= 64 colors or where colormap has filled
67			* up. */
68			GC bgGC; /* Used (if necessary) to draw areas in
69			* the background color. */
70			GC darkGC; /* Used to draw darker parts of the
71			* border. None means the shadow colors
72			* haven't been allocated yet.*/
73			GC lightGC; /* Used to draw lighter parts of
74			* the border. None means the shadow colors
75			* haven't been allocated yet. */
76			Tcl_HashEntry hashPtr; / Entry in borderTable (needed in
77			* order to delete structure). */
78			struct TkBorder nextPtr; / Points to the next TkBorder structure with
79			* the same color name. Borders with the
80			* same name but different screens or
81			* colormaps are chained together off a
82			* single entry in borderTable. */
83			} TkBorder;
84
85
86			/*
87			* Maximum intensity for a color:
88			*/
89
90			#define MAX_INTENSITY 65535
91
92			/*
93			* Declarations for platform specific interfaces used by this module.
94			*/
95
96			extern TkBorder * TkpGetBorder _ANSI_ARGS_((void));
97			extern void TkpGetShadows _ANSI_ARGS_((TkBorder *borderPtr,
98			Tk_Window tkwin));
99			extern void TkpFreeBorder _ANSI_ARGS_((TkBorder *borderPtr));
100
101			# undef TCL_STORAGE_CLASS
102			# define TCL_STORAGE_CLASS DLLIMPORT
103
104			#endif /* _TK3D */
105
106	dashley	69	/* End of tk3d.h */