b435e55d14
Original patch supplied by Nelson A. de Oliveira. Modified to not use the -1 "insanity" for invalid/none layer ID's in scripts per IRC discussion. Additional scripts were changed to not pass -1 to gimp-image-insert-layer.
203 lines
7.3 KiB
Scheme
203 lines
7.3 KiB
Scheme
; FROZEN-TEXT effect
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; Thanks to Ed Mackey for this one
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; Written by Spencer Kimball
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(define (apply-frosty-logo-effect img
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logo-layer
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size
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bg-color
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isnew) ; The parameter isnew is used
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; when the script is called
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; using the logo script (not
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; alpha to logo), in order to
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; make sure some actions are
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; performed only then
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(let* (
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(border (/ size 5))
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(width (+ (car (gimp-drawable-width logo-layer)) border))
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(height (+ (car (gimp-drawable-height logo-layer)) border))
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(logo-layer-mask (car (gimp-layer-create-mask logo-layer
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ADD-BLACK-MASK)))
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(sparkle-layer (car (gimp-layer-new img width height RGBA-IMAGE
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"Sparkle" 100 NORMAL-MODE)))
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(matte-layer (car (gimp-layer-new img width height RGBA-IMAGE
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"Matte" 100 NORMAL-MODE)))
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(shadow-layer (car (gimp-layer-new img
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(+ border width)
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(+ border height)
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RGBA-IMAGE
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"Shadow" 90 MULTIPLY-MODE)))
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(bg-layer (car (gimp-layer-new img width height RGB-IMAGE
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"Background" 100 NORMAL-MODE)))
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(selection 0)
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(stack (car(gimp-image-get-layer-position img logo-layer)))
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)
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(gimp-context-push)
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(if ( = isnew 1) (script-fu-util-image-resize-from-layer img shadow-layer))
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(gimp-layer-add-mask logo-layer logo-layer-mask)
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(gimp-image-insert-layer img sparkle-layer 0 (+ 1 stack))
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(gimp-image-insert-layer img matte-layer 0 (+ 2 stack))
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(gimp-image-insert-layer img shadow-layer 0 (+ 3 stack))
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(gimp-layer-translate shadow-layer (- border) (- border))
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(gimp-image-insert-layer img bg-layer 0 5)
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(gimp-selection-none img)
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(gimp-edit-clear sparkle-layer)
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(gimp-edit-clear matte-layer)
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(gimp-edit-clear shadow-layer)
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(gimp-selection-layer-alpha logo-layer)
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(set! selection (car (gimp-selection-save img)))
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(gimp-selection-feather img border)
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(gimp-context-set-background '(0 0 0))
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(gimp-edit-fill sparkle-layer BACKGROUND-FILL)
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(plug-in-noisify RUN-NONINTERACTIVE img sparkle-layer FALSE 0.2 0.2 0.2 0.0)
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(plug-in-c-astretch RUN-NONINTERACTIVE img sparkle-layer)
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(gimp-selection-none img)
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(plug-in-sparkle RUN-NONINTERACTIVE img sparkle-layer 0.03 0.5
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(/ (min width height) 2)
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6 15 1.0 0.0 0.0 0.0 FALSE FALSE FALSE 0)
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(gimp-levels sparkle-layer 1 0 255 0.2 0 255)
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(gimp-levels sparkle-layer 2 0 255 0.7 0 255)
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(gimp-selection-layer-alpha sparkle-layer)
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(gimp-context-set-foreground '(0 0 0))
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(gimp-context-set-brush "Circle Fuzzy (11)")
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(gimp-edit-stroke matte-layer)
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(gimp-selection-feather img border)
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(gimp-edit-fill shadow-layer BACKGROUND-FILL)
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(gimp-selection-none img)
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(gimp-context-set-background bg-color)
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(gimp-edit-fill bg-layer BACKGROUND-FILL)
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(gimp-context-set-background '(0 0 0))
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(gimp-edit-fill logo-layer BACKGROUND-FILL)
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(gimp-selection-load selection)
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(gimp-context-set-background '(255 255 255))
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(gimp-edit-fill logo-layer-mask BACKGROUND-FILL)
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(gimp-selection-feather img border)
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(gimp-selection-translate img (/ border 2) (/ border 2))
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(gimp-edit-fill logo-layer BACKGROUND-FILL)
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(gimp-layer-remove-mask logo-layer 0)
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(gimp-selection-load selection)
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(gimp-context-set-brush "Circle Fuzzy (07)")
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(gimp-context-set-paint-mode BEHIND-MODE)
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(gimp-context-set-foreground '(186 241 255))
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(gimp-edit-stroke logo-layer)
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(gimp-selection-none img)
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(gimp-image-remove-channel img selection)
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(gimp-layer-translate shadow-layer border border)
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(if ( = isnew 1) (script-fu-util-image-resize-from-layer img logo-layer))
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(gimp-layer-translate bg-layer (- 0 border) (- 0 border))
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(gimp-context-pop)
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)
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)
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(define (script-fu-frosty-logo-alpha img
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logo-layer
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size
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bg-color)
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(gimp-image-undo-group-start img)
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;Checking if the effect size is to big or not
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(gimp-selection-layer-alpha logo-layer)
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(gimp-selection-feather img (/ size 5))
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(gimp-selection-sharpen img)
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(if (= 1 (car(gimp-selection-is-empty img)))
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(begin
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(gimp-image-undo-group-end img)
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(gimp-selection-none img)
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(gimp-message "Your layer's opaque parts are either too small for
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this effect size, or they are not inside the canvas.")
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))
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(if (= 0 (car(gimp-selection-is-empty img)))
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(begin
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(gimp-selection-none img)
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(gimp-layer-resize-to-image-size logo-layer)
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(apply-frosty-logo-effect img logo-layer size bg-color 0)
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(gimp-selection-none img)
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(gimp-image-undo-group-end img)
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(gimp-displays-flush)
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))
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)
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(script-fu-register "script-fu-frosty-logo-alpha"
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_"_Frosty..."
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_"Add a frost effect to the selected region (or alpha) with an added drop shadow"
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"Spencer Kimball & Ed Mackey"
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"Spencer Kimball & Ed Mackey"
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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 _"Effect size (pixels)" '(100 2 1000 1 10 0 1)
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SF-COLOR _"Background color" "white"
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)
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(script-fu-menu-register "script-fu-frosty-logo-alpha"
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"<Image>/Filters/Alpha to Logo")
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(define (script-fu-frosty-logo text
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size
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font
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bg-color)
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(let* (
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(img (car (gimp-image-new 256 256 RGB)))
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(border (/ size 5))
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(text-layer (car (gimp-text-fontname img -1 0 0 text (* border 2) TRUE size PIXELS font)))
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(error-string "The text you entered contains only spaces.")
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)
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(if (= text-layer -1) ; checking that the text layer was created
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; succesfully - it has more then just
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; empty charcters
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(begin
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(gimp-image-delete img)
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(gimp-message error-string)
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)
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(begin ; Checking if the effect size is too big or not
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(gimp-image-undo-disable img)
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(gimp-selection-layer-alpha text-layer)
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(gimp-selection-feather img border)
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(gimp-selection-sharpen img)
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(if (= 0 (car(gimp-selection-is-empty img))) ; Checking whether
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; the effect size
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; is too big
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(begin
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(apply-frosty-logo-effect img text-layer size bg-color 1)
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(gimp-selection-all img)
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(gimp-image-undo-enable img)
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(gimp-display-new img)
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))
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(if (= 1 (car(gimp-selection-is-empty img)))
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(begin
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(gimp-image-delete img)
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(gimp-message error-string)
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))))
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)
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)
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(script-fu-register "script-fu-frosty-logo"
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_"_Frosty..."
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_"Create frozen logo with an added drop shadow"
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"Spencer Kimball & Ed Mackey"
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"Spencer Kimball & Ed Mackey"
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"1997"
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""
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SF-STRING _"Text" "GIMP"
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SF-ADJUSTMENT _"Font size (pixels)" '(100 2 1000 1 10 0 1)
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SF-FONT _"Font" "Becker"
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SF-COLOR _"Background color" "white"
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)
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(script-fu-menu-register "script-fu-frosty-logo"
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"<Image>/File/Create/Logos")
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