/* * 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 2007/07/10 15:05:17 duncan Exp $ */ #ifndef _TK3D #define _TK3D #include #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 * If this count is 0, then this structure * is no longer valid and it isn't present * in borderTable: it is being kept around * only because there are objects referring * to it.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 */