PC World 2001 April/PCWorld_2001-04_cd.bin/Software/Topware/gimp/gimp-setup-20001226.exe/Main/gradient-bevel-logo.scm

GIMP Script-Fu Script | 2000-12-27 | 5.0 KB | 129 lines

; The GIMP -- an image manipulation program
; Copyright (C) 1995 Spencer Kimball and Peter Mattis
;
; 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.
;
;  Gradient Bevel v0.1  04/08/98
;  by Brian McFee <[e-mail]>
;  Create cool glossy bevelly text

(define (apply-gradient-bevel-logo-effect img
                      logo-layer
                      b-size
                      bevel-height
                      bevel-width
                      bg-color)
  (let* ((width (car (gimp-drawable-width logo-layer)))
     (height (car (gimp-drawable-height logo-layer)))
         (indentX (+ b-size 12))
     (indentY (+ b-size (/ height 8)))
     (bg-layer (car (gimp-layer-new img width height RGBA_IMAGE "Background" 100 NORMAL)))
     (blur-layer (car (gimp-layer-new img width height RGBA_IMAGE "Blur" 100 NORMAL)))
     (old-fg (car (gimp-palette-get-foreground)))
     (old-bg (car (gimp-palette-get-background))))
    (gimp-image-resize img width height 0 0)
    (gimp-image-add-layer img bg-layer 1)
    (gimp-image-add-layer img blur-layer 1)

    (gimp-selection-all img)
    (gimp-palette-set-background bg-color)
    (gimp-edit-fill bg-layer BG-IMAGE-FILL)
    (gimp-selection-none img)

    (gimp-layer-set-preserve-trans blur-layer TRUE)
    (gimp-palette-set-background '(255 255 255))
    (gimp-selection-all img)
    (gimp-edit-fill blur-layer BG-IMAGE-FILL)
    (gimp-edit-clear blur-layer)
    (gimp-selection-none img)
    (gimp-layer-set-preserve-trans blur-layer FALSE)
    (gimp-selection-layer-alpha logo-layer)
    (gimp-edit-fill blur-layer BG-IMAGE-FILL)
    (plug-in-gauss-rle 1 img blur-layer bevel-width 1 1)
    (gimp-selection-none img)
    (gimp-palette-set-background '(127 127 127))
    (gimp-palette-set-foreground '(255 255 255))
    (gimp-layer-set-preserve-trans logo-layer TRUE)
    (gimp-selection-all img)
    (gimp-blend logo-layer FG-BG-RGB NORMAL RADIAL 95 0 REPEAT-NONE FALSE 0 0 indentX indentY indentX (- height indentY))
    (gimp-selection-none img)
    (gimp-layer-set-preserve-trans logo-layer FALSE)
    (plug-in-bump-map 1 img logo-layer blur-layer 115 bevel-height 5 0 0 0 15 TRUE FALSE 0)
    (gimp-layer-set-offsets blur-layer 5 5)
    (gimp-invert blur-layer)
    (gimp-layer-set-opacity blur-layer 50.0)
    (gimp-image-set-active-layer img logo-layer)
    (gimp-palette-set-background old-bg)
    (gimp-palette-set-foreground old-fg)))

(define (script-fu-gradient-bevel-logo-alpha img
                         logo-layer
                         b-size
                         bevel-height
                         bevel-width
                         bg-color)
  (begin
    (gimp-undo-push-group-start img)
    (apply-gradient-bevel-logo-effect img logo-layer b-size
                      bevel-height bevel-width bg-color)
    (gimp-undo-push-group-end img)
    (gimp-displays-flush)))

(script-fu-register "script-fu-gradient-bevel-logo-alpha"
            _"<Image>/Script-Fu/Alpha to Logo/Gradient Bevel..."
            "Makes Shiny Bevelly text"
            "Brian McFee <[e-mail]>"
            "Brian McFee"
            "April 1998"
            "RGBA"
                    SF-IMAGE      "Image" 0
                    SF-DRAWABLE   "Drawable" 0
            SF-ADJUSTMENT _"Border Size (pixels)" '(22 1 300 1 10 0 1)
            SF-ADJUSTMENT _"Bevel Height (Sharpness)" '(40 1 250 1 10 0 1)
            SF-ADJUSTMENT _"Bevel Width" '(2.5 1 200 1 10 1 1)
            SF-COLOR      _"Background Color" '(255 255 255)
            )

(define (script-fu-gradient-bevel-logo text
                       size
                       font
                       bevel-height
                       bevel-width
                       bg-color)
  (let* ((img (car (gimp-image-new 256 256 RGB)))
         (border (/ size 4))
     (text-layer (car (gimp-text-fontname img -1 0 0 text border TRUE size PIXELS font))))
    (gimp-image-undo-disable img)
    (gimp-layer-set-name text-layer text)
    (apply-gradient-bevel-logo-effect img text-layer border
                      bevel-height bevel-width bg-color)
    (gimp-image-undo-enable img)
    (gimp-display-new img)))

(script-fu-register "script-fu-gradient-bevel-logo"
            _"<Toolbox>/Xtns/Script-Fu/Logos/Gradient Bevel..."
            "Makes Shiny Bevelly text"
            "Brian McFee <[e-mail]>"
            "Brian McFee"
            "April 1998"
            ""
            SF-STRING     _"Text" "Moo"
            SF-ADJUSTMENT _"Font Size (pixels)" '(90 2 1000 1 10 0 1)
            SF-FONT       _"Font" "-*-futura_poster-*-r-*-*-24-*-*-*-p-*-*-*"
            SF-ADJUSTMENT _"Bevel Height (Sharpness)" '(40 1 250 1 10 0 1)
            SF-ADJUSTMENT _"Bevel Width" '(2.5 1 200 1 10 1 1)
            SF-COLOR      _"Background Color" '(255 255 255)
            )