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beveled-pattern-button.scm
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2009-12-15
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; GIMP - The GNU Image Manipulation Program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; Beveled pattern button for web pages
; Copyright (C) 1997 Federico Mena Quintero
; federico@nuclecu.unam.mx
;
; This program 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 of the License, or
; (at your option) any later version.
;
; This program 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 this program; if not, write to the Free Software
; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
; ************************************************************************
; Changed on Feb 4, 1999 by Piet van Oostrum <piet@cs.uu.nl>
; For use with GIMP 1.1.
; All calls to gimp-text-* have been converted to use the *-fontname form.
; The corresponding parameters have been replaced by an SF-FONT parameter.
; ************************************************************************
(define (text-width extents)
(car extents))
(define (text-height extents)
(cadr extents))
(define (text-ascent extents)
(caddr extents))
(define (text-descent extents)
(cadr (cddr extents)))
(define (script-fu-beveled-pattern-button
text text-size font text-color pattern pressed)
(let* (
(text-extents (gimp-text-get-extents-fontname
text text-size PIXELS font))
(ascent (text-ascent text-extents))
(descent (text-descent text-extents))
(xpadding 8)
(ypadding 6)
(width (+ (* 2 xpadding)
(text-width text-extents)))
(height (+ (* 2 ypadding)
(+ ascent descent)))
(img (car (gimp-image-new width height RGB)))
(background (car (gimp-layer-new img width height RGBA-IMAGE "Background" 100 NORMAL-MODE)))
(bumpmap (car (gimp-layer-new img width height RGBA-IMAGE "Bumpmap" 100 NORMAL-MODE)))
(textl (car
(gimp-text-fontname
img -1 0 0 text 0 TRUE text-size PIXELS font)))
)
(gimp-context-push)
(gimp-image-undo-disable img)
(gimp-image-add-layer img background 1)
(gimp-image-add-layer img bumpmap 1)
; Create pattern layer
(gimp-context-set-background '(0 0 0))
(gimp-edit-fill background BACKGROUND-FILL)
(gimp-context-set-pattern pattern)
(gimp-edit-bucket-fill background PATTERN-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
; Create bumpmap layer
(gimp-edit-fill bumpmap BACKGROUND-FILL)
(gimp-context-set-background '(127 127 127))
(gimp-rect-select img 1 1 (- width 2) (- height 2) CHANNEL-OP-REPLACE FALSE 0)
(gimp-edit-fill bumpmap BACKGROUND-FILL)
(gimp-context-set-background '(255 255 255))
(gimp-rect-select img 2 2 (- width 4) (- height 4) CHANNEL-OP-REPLACE FALSE 0)
(gimp-edit-fill bumpmap BACKGROUND-FILL)
(gimp-selection-none img)
; Bumpmap
(plug-in-bump-map RUN-NONINTERACTIVE img background bumpmap 135 45 2 0 0 0 0 TRUE pressed 0)
; Color and position text
(gimp-context-set-background text-color)
(gimp-layer-set-lock-alpha textl TRUE)
(gimp-edit-fill textl BACKGROUND-FILL)
(gimp-layer-set-offsets textl
xpadding
(+ ypadding descent))
; Clean up
(gimp-image-set-active-layer img background)
(gimp-image-remove-layer img bumpmap)
(gimp-image-flatten img)
(gimp-image-undo-enable img)
(gimp-display-new img)
(gimp-context-pop)
)
)
(script-fu-register "script-fu-beveled-pattern-button"
_"B_utton..."
_"Create a beveled pattern button for webpages"
"Federico Mena Quintero"
"Federico Mena Quintero"
"July 1997"
""
SF-STRING _"Text" "Hello world!"
SF-ADJUSTMENT _"Font size (pixels)" '(32 2 1000 1 10 0 1)
SF-FONT _"Font" "Sans"
SF-COLOR _"Text color" "black"
SF-PATTERN _"Pattern" "Wood"
SF-TOGGLE _"Pressed" FALSE
)
(script-fu-menu-register "script-fu-beveled-pattern-button"
"<Image>/File/Create/Web Page Themes/Beveled Pattern")