5f2ca28c69
2004-11-11 Michael Natterer <mitch@gimp.org> * plug-ins/script-fu/scripts/add-bevel.scm * plug-ins/script-fu/scripts/addborder.scm * plug-ins/script-fu/scripts/carve-it.scm * plug-ins/script-fu/scripts/carved-logo.scm * plug-ins/script-fu/scripts/chip-away.scm * plug-ins/script-fu/scripts/clothify.scm * plug-ins/script-fu/scripts/font-map.scm * plug-ins/script-fu/scripts/slide.scm * plug-ins/script-fu/scripts/swirltile.scm: don't call gimp-edit-* functions on drawables which are not added to an image because this will be forbidden soon (because it can trash the image's undo stack).
190 lines
6.5 KiB
Scheme
190 lines
6.5 KiB
Scheme
; The GIMP -- an image manipulation program
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; Copyright (C) 1995 Spencer Kimball and Peter Mattis
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;
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; Supposed to look vaguely like roughly carved wood. Chipped away if you will.
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;
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; Options: Text String - the string to make the logo from
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; Font - which font to use
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; Font Size - how big
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; Chip Amount - how rought he chipping is (how spread the bump map is)
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; Blur Amount - the bump layer is blurred slighty by this amount
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; Invert - whether or not to invert the bumpmap (gives a carved in feel)
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; Drop Shadow - whether or not to draw a drop shadow
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; Keep bump layer? - whether to keep the layer used as the bump map
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; fill bg with pattern? - whether to fill the background with the pattern or leave it white
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; Keep Backgroun - whether or not to remove the background layer
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;
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; Adrian Likins (Adrian@gimp.org)
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; Jan 11, 1998 v1
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;
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; see http://www.gimp.org/~adrian/script.html
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;
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; This program is free software; you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation; either version 2 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program; if not, write to the Free Software
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; Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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;
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; Some suggested patterns: Dried mud, 3D green, Slate
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;
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(define (apply-chip-away-logo-effect img
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logo-layer
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spread-amount
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blur-amount
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invert
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drop-shadow
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keep-bump
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bg-fill
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keep-back
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pattern)
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(let* ((width (car (gimp-drawable-width logo-layer)))
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(height (car (gimp-drawable-height logo-layer)))
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(bg-layer (car (gimp-layer-new img width height RGB-IMAGE "Background" 100 NORMAL-MODE)))
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(bump-layer (car (gimp-layer-new img width height RGBA-IMAGE "Bump Layer" 100 NORMAL-MODE))))
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(gimp-context-push)
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(script-fu-util-image-resize-from-layer img logo-layer)
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(gimp-image-add-layer img bg-layer 1)
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(gimp-layer-set-preserve-trans logo-layer TRUE)
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(gimp-context-set-pattern pattern)
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(gimp-context-set-background '(255 255 255))
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(gimp-selection-all img)
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(if (= bg-fill TRUE)
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(gimp-edit-bucket-fill bg-layer 2 NORMAL-MODE 100 255 FALSE 1 1)
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(gimp-edit-fill bg-layer BACKGROUND-FILL))
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(gimp-image-add-layer img bump-layer 1)
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(gimp-selection-all img)
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(gimp-edit-clear bump-layer)
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(gimp-selection-none img)
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(gimp-selection-layer-alpha logo-layer)
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(gimp-edit-fill bump-layer BACKGROUND-FILL)
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(gimp-edit-bucket-fill logo-layer 2 NORMAL-MODE 100 255 FALSE 1 1)
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(gimp-selection-none img)
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(gimp-layer-set-preserve-trans bump-layer FALSE)
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(plug-in-spread 1 img bump-layer spread-amount spread-amount)
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(gimp-selection-layer-alpha bump-layer)
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(plug-in-gauss-rle 1 img bump-layer blur-amount TRUE TRUE)
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(gimp-selection-none img)
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(plug-in-bump-map 1 img logo-layer bump-layer 135.00 25.0 60 0 0 0 0 TRUE invert 1)
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(gimp-drawable-set-visible bump-layer FALSE)
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(if (= drop-shadow TRUE)
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(begin
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(let* ((shadow-layer (car (gimp-layer-new img width height RGBA-IMAGE "Shadow layer" 100 NORMAL-MODE))))
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(gimp-image-add-layer img shadow-layer 1)
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(gimp-selection-all img)
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(gimp-edit-clear shadow-layer)
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(gimp-selection-none img)
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(gimp-selection-layer-alpha logo-layer)
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(gimp-context-set-background '(0 0 0))
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(gimp-edit-fill shadow-layer BACKGROUND-FILL)
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(gimp-selection-none img)
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(plug-in-gauss-rle 1 img shadow-layer 5 TRUE TRUE)
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(gimp-layer-translate shadow-layer 6 6))))
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(if (= keep-bump FALSE)
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(gimp-image-remove-layer img bump-layer))
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(if (= keep-back FALSE)
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(gimp-image-remove-layer img bg-layer))
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(gimp-context-pop)))
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(define (script-fu-chip-away-logo-alpha img
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logo-layer
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spread-amount
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blur-amount
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invert
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drop-shadow
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keep-bump
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bg-fill
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keep-back
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pattern)
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(begin
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(gimp-image-undo-group-start img)
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(apply-chip-away-logo-effect img logo-layer spread-amount blur-amount
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invert drop-shadow keep-bump bg-fill
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keep-back pattern)
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(gimp-image-undo-group-end img)
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(gimp-displays-flush)))
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(script-fu-register "script-fu-chip-away-logo-alpha"
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_"<Image>/Script-Fu/Alpha to Logo/Chip Awa_y..."
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"Chip away effect"
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"Adrian Likins <adrian@gimp.org>"
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"Adrian Likins <adrian@gimp.org>"
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"1997"
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"RGBA"
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SF-IMAGE "Image" 0
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SF-DRAWABLE "Drawable" 0
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SF-ADJUSTMENT _"Chip amount" '(30 0 250 1 10 0 1)
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SF-ADJUSTMENT _"Blur amount" '(3 1 100 1 10 1 0)
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SF-TOGGLE _"Invert" FALSE
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SF-TOGGLE _"Drop shadow" TRUE
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SF-TOGGLE _"Keep bump layer" FALSE
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SF-TOGGLE _"Fill BG with pattern" TRUE
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SF-TOGGLE _"Keep background" TRUE
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SF-PATTERN _"Pattern" "Burlwood"
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)
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(define (script-fu-chip-away-logo text
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font
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font-size
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spread-amount
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blur-amount
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invert
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drop-shadow
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keep-bump
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bg-fill
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keep-back
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pattern)
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(let* ((img (car (gimp-image-new 256 256 RGB)))
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(text-layer (car (gimp-text-fontname img -1 0 0
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text 30 TRUE font-size PIXELS font))))
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(gimp-image-undo-disable img)
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(gimp-drawable-set-name text-layer text)
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(apply-chip-away-logo-effect img text-layer spread-amount blur-amount
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invert drop-shadow keep-bump bg-fill
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keep-back pattern)
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(gimp-image-undo-enable img)
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(gimp-display-new img)))
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(script-fu-register "script-fu-chip-away-logo"
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_"<Toolbox>/Xtns/Script-Fu/Logos/Chip Awa_y..."
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"Chip away effect"
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"Adrian Likins <adrian@gimp.org>"
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"Adrian Likins <adrian@gimp.org>"
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"1997"
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""
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SF-STRING _"Text" "Sloth"
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SF-FONT _"Font" "RoostHeavy"
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SF-ADJUSTMENT _"Font size (pixels)" '(200 2 1000 1 10 0 1)
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SF-ADJUSTMENT _"Chip amount" '(30 0 250 1 10 0 1)
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SF-ADJUSTMENT _"Blur amount" '(3 1 100 1 10 1 0)
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SF-TOGGLE _"Invert" FALSE
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SF-TOGGLE _"Drop shadow" TRUE
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SF-TOGGLE _"Keep bump layer" FALSE
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SF-TOGGLE _"Fill BG with pattern" TRUE
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SF-TOGGLE _"Keep background" TRUE
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SF-PATTERN _"Pattern" "Burlwood"
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)
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