--- /dev/null
+;;; objects.el --- Lisp interface to C window-system objects
+
+;; Copyright (C) 1994, 1997 Free Software Foundation, Inc.
+;; Copyright (C) 1995 Ben Wing
+
+;; Author: Chuck Thompson <cthomp@xemacs.org>
+;; Author: Ben Wing <ben@xemacs.org>
+;; Maintainer: XEmacs Development Team
+;; Keywords: faces, internal, dumped
+
+;; This file is part of XEmacs.
+
+;; XEmacs is free software; you can redistribute it and/or modify it
+;; under the terms of the GNU General Public License as published by
+;; the Free Software Foundation; either version 2, or (at your option)
+;; any later version.
+
+;; XEmacs is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;; General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with XEmacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
+
+;;; Synched up with: Not in FSF.
+
+;;; Commentary:
+
+;; This file is dumped with XEmacs.
+
+;;; Code:
+
+(defun ws-object-property-1 (function object domain &optional matchspec)
+ (let ((instance (if matchspec
+ (specifier-matching-instance object matchspec domain)
+ (specifier-instance object domain))))
+ (and instance (funcall function instance))))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; font specifiers
+
+(defun make-font-specifier (spec-list)
+ "Return a new `font' specifier object with the given specification list.
+SPEC-LIST can be a list of specifications (each of which is a cons of a
+locale and a list of instantiators), a single instantiator, or a list
+of instantiators. See `make-specifier' for more information about
+specifiers.
+
+Valid instantiators for font specifiers are:
+
+-- a string naming a font (e.g. under X this might be
+ \"-*-courier-medium-r-*-*-*-140-*-*-*-*-iso8859-*\" for a 14-point
+ upright medium-weight Courier font)
+-- a font instance (use that instance directly if the device matches,
+ or use the string that generated it)
+-- a vector of no elements (only on TTY's; this means to set no font
+ at all, thus using the \"natural\" font of the terminal's text)
+-- a vector of one element (a face to inherit from)
+"
+ (make-specifier-and-init 'font spec-list))
+
+(defun font-name (font &optional domain charset)
+ "Return the name of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-name' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-name font domain charset))
+
+(defun font-ascent (font &optional domain charset)
+ "Return the ascent of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-ascent' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-ascent font domain charset))
+
+(defun font-descent (font &optional domain charset)
+ "Return the descent of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-descent' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-descent font domain charset))
+
+(defun font-width (font &optional domain charset)
+ "Return the width of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-width' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-width font domain charset))
+
+(defun font-height (font &optional domain charset)
+ "Return the height of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-height' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-height font domain charset))
+
+(defun font-proportional-p (font &optional domain charset)
+ "Return whether FONT is proportional in the specified DOMAIN, if known.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-proportional-p' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-proportional-p font domain charset))
+
+(defun font-properties (font &optional domain charset)
+ "Return the properties of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-properties'
+to the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-properties font domain charset))
+
+(defun font-truename (font &optional domain charset)
+ "Return the truename of the FONT in the specified DOMAIN, if any.
+FONT should be a font specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `font-instance-truename'
+to the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'font-instance-truename font domain charset))
+
+(defun font-instance-height (font-instance)
+ "Return the height in pixels of FONT-INSTANCE.
+The returned value is the maximum height for all characters in the font,\n\
+and is equivalent to the sum of the font instance's ascent and descent."
+ (+ (font-instance-ascent font-instance)
+ (font-instance-descent font-instance)))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; color specifiers
+
+(defun make-color-specifier (spec-list)
+ "Return a new `color' specifier object with the given specification list.
+SPEC-LIST can be a list of specifications (each of which is a cons of a
+locale and a list of instantiators), a single instantiator, or a list
+of instantiators. See `make-specifier' for a detailed description of
+how specifiers work.
+
+Valid instantiators for color specifiers are:
+
+-- a string naming a color (e.g. under X this might be \"lightseagreen2\"
+ or \"#F534B2\")
+-- a color instance (use that instance directly if the device matches,
+ or use the string that generated it)
+-- a vector of no elements (only on TTY's; this means to set no color
+ at all, thus using the \"natural\" color of the terminal's text)
+-- a vector of one or two elements: a face to inherit from, and
+ optionally a symbol naming which property of that face to inherit,
+ either `foreground' or `background' (if omitted, defaults to the same
+ property that this color specifier is used for; if this specifier is
+ not part of a face, the instantiator would not be valid)."
+ (make-specifier-and-init 'color spec-list))
+
+(defun color-name (color &optional domain)
+ "Return the name of the COLOR in the specified DOMAIN, if any.
+COLOR should be a color specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `color-instance-name' to
+the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'color-instance-name color domain))
+
+(defun color-rgb-components (color &optional domain)
+ "Return the RGB components of the COLOR in the specified DOMAIN, if any.
+COLOR should be a color specifier object and DOMAIN is normally a window
+and defaults to the selected window if omitted. This is equivalent
+to using `specifier-instance' and applying `color-instance-rgb-components'
+to the result. See `make-specifier' for more information about specifiers."
+ (ws-object-property-1 'color-instance-rgb-components color domain))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; face-boolean specifiers
+
+(defun make-face-boolean-specifier (spec-list)
+ "Return a new `face-boolean' specifier object with the given spec list.
+SPEC-LIST can be a list of specifications (each of which is a cons of a
+locale and a list of instantiators), a single instantiator, or a list
+of instantiators. See `make-specifier' for a detailed description of
+how specifiers work.
+
+Valid instantiators for face-boolean specifiers are
+
+-- t or nil
+-- a vector of two or three elements: a face to inherit from,
+ optionally a symbol naming the property of that face to inherit from
+ (if omitted, defaults to the same property that this face-boolean
+ specifier is used for; if this specifier is not part of a face,
+ the instantiator would not be valid), and optionally a value which,
+ if non-nil, means to invert the sense of the inherited property."
+ (make-specifier-and-init 'color spec-list))
+
+;;; objects.el ends here.