beveled-pattern-button.scm 4.08 KB
Newer Older
Elliot Lee's avatar
Elliot Lee committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
; The GIMP -- an 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.
21 22 23 24 25 26
; ************************************************************************
; 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; The corresponding parameters have been replaced by an SF-FONT parameter.
; ************************************************************************
Elliot Lee's avatar
Elliot Lee committed
27 28 29 30 31 32 33 34 35 36 37 38 39 40

(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
41
	 text text-size font text-color pattern pressed)
Elliot Lee's avatar
Elliot Lee committed
42 43
  (let* ((old-bg-color (car (gimp-palette-get-background)))

44 45
	 (text-extents (gimp-text-get-extents-fontname
			text text-size PIXELS font))
Elliot Lee's avatar
Elliot Lee committed
46 47 48 49 50 51 52
	 (ascent (text-ascent text-extents))
	 (descent (text-descent text-extents))

	 (xpadding 8)
	 (ypadding 6)

	 (width (+ (* 2 xpadding)
53
		   (text-width text-extents)))
Elliot Lee's avatar
Elliot Lee committed
54 55 56 57
	 (height (+ (* 2 ypadding)
		    (+ ascent descent)))
	 
	 (img (car (gimp-image-new width height RGB)))
58 59
	 (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)))
Elliot Lee's avatar
Elliot Lee committed
60
	 (textl (car
61 62
		 (gimp-text-fontname
		  img -1 0 0 text 0 TRUE text-size PIXELS font))))
Elliot Lee's avatar
Elliot Lee committed
63

Marc Lehmann's avatar
Marc Lehmann committed
64
    (gimp-image-undo-disable img)
Elliot Lee's avatar
Elliot Lee committed
65 66 67 68 69 70
    (gimp-image-add-layer img background 1)
    (gimp-image-add-layer img bumpmap 1)

    ; Create pattern layer

    (gimp-palette-set-background '(0 0 0))
71
    (gimp-edit-fill background BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
72
    (gimp-patterns-set-pattern pattern)
73
    (gimp-bucket-fill background PATTERN-BUCKET-FILL NORMAL-MODE 100 0 FALSE 0 0)
Elliot Lee's avatar
Elliot Lee committed
74 75 76

    ; Create bumpmap layer

77
    (gimp-edit-fill bumpmap BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
78 79 80

    (gimp-palette-set-background '(127 127 127))
    (gimp-rect-select img 1 1 (- width 2) (- height 2) REPLACE FALSE 0)
81
    (gimp-edit-fill bumpmap BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
82 83 84

    (gimp-palette-set-background '(255 255 255))
    (gimp-rect-select img 2 2 (- width 4) (- height 4) REPLACE FALSE 0)
85
    (gimp-edit-fill bumpmap BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
86 87 88 89 90 91 92 93 94 95 96

    (gimp-selection-none img)

    ; Bumpmap

    (plug-in-bump-map 1 img background bumpmap 135 45 2 0 0 0 0 TRUE pressed 0)

    ; Color and position text

    (gimp-palette-set-background text-color)
    (gimp-layer-set-preserve-trans textl TRUE)
97
    (gimp-edit-fill textl BACKGROUND-FILL)
Elliot Lee's avatar
Elliot Lee committed
98 99 100 101 102 103 104 105 106 107 108 109

    (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-palette-set-background old-bg-color)
Marc Lehmann's avatar
Marc Lehmann committed
110
    (gimp-image-undo-enable img)
Elliot Lee's avatar
Elliot Lee committed
111 112 113 114
    (gimp-display-new img)))


(script-fu-register "script-fu-beveled-pattern-button"
115
		    _"<Toolbox>/Xtns/Script-Fu/Web Page Themes/Beveled Pattern/B_utton..."
Elliot Lee's avatar
Elliot Lee committed
116 117 118 119 120
		    "Beveled pattern button"
		    "Federico Mena Quintero"
		    "Federico Mena Quintero"
		    "July 1997"
		    ""
121
		    SF-STRING  _"Text"       "Hello world!"
Manish Singh's avatar
Manish Singh committed
122
		    SF-ADJUSTMENT _"Font Size (pixels)" '(32 2 1000 1 10 0 1)
123
		    SF-FONT    _"Font" "Sans"
124 125 126
		    SF-COLOR   _"Text Color" '(0 0 0)
		    SF-PATTERN _"Pattern"    "Wood"
		    SF-TOGGLE  _"Pressed"   FALSE)