0e42a8161f
2006-06-08 Sven Neumann <sven@gimp.org> * plug-ins/script-fu/script-fu-scripts.c * plug-ins/script-fu/siod-wrapper.c: allow CSS color keywords to be used in place of the '(r g b) color notation. * plug-ins/script-fu/scripts/test-sphere.scm: documented this new feature. * plug-ins/script-fu/scripts/*.scm: replaced some colors with color names.
137 lines
5.2 KiB
Scheme
137 lines
5.2 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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(let* ((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 ADD-BLACK-MASK)))
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(sparkle-layer (car (gimp-layer-new img width height RGBA-IMAGE "Sparkle" 100 NORMAL-MODE)))
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(matte-layer (car (gimp-layer-new img width height RGBA-IMAGE "Matte" 100 NORMAL-MODE)))
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(shadow-layer (car (gimp-layer-new img width height RGBA-IMAGE "Shadow" 90 MULTIPLY-MODE)))
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(bg-layer (car (gimp-layer-new img width height RGB-IMAGE "Background" 100 NORMAL-MODE)))
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(selection 0))
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(define (for-each proc seq)
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(if (not (null? seq))
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(begin
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(proc (car seq))
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(for-each proc (cdr seq)))))
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(gimp-context-push)
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(gimp-layer-add-mask logo-layer logo-layer-mask)
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(script-fu-util-image-resize-from-layer img shadow-layer)
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(gimp-image-add-layer img sparkle-layer 2)
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(gimp-image-add-layer img matte-layer 3)
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(gimp-image-add-layer img shadow-layer 4)
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(gimp-image-add-layer img bg-layer 5)
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(gimp-layer-translate logo-layer border border)
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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 1 img sparkle-layer FALSE 0.2 0.2 0.2 0.0)
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(plug-in-c-astretch 1 img sparkle-layer)
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(gimp-selection-none img)
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(plug-in-sparkle 1 img sparkle-layer 0.03 0.5 (/ (min width height) 2) 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-layer-add-mask logo-layer logo-layer-mask)
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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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(for-each (lambda (the-layer)
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(gimp-layer-resize the-layer (- width border) (- height border) (- border) (- border))
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; (gimp-layer-translate the-layer border border)
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)
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(list sparkle-layer matte-layer bg-layer))
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(gimp-layer-resize shadow-layer (- width border) (- height border) 0 0)
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(gimp-layer-translate shadow-layer border border)
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(script-fu-util-image-resize-from-layer img logo-layer)
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(gimp-context-pop)))
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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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(begin
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(gimp-image-undo-group-start img)
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(apply-frosty-logo-effect img logo-layer size bg-color)
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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-frosty-logo-alpha"
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_"_Frosty..."
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"Frozen logos with drop shadows"
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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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(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* ((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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(gimp-image-undo-disable img)
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(apply-frosty-logo-effect img text-layer size bg-color)
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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-frosty-logo"
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_"_Frosty..."
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"Frozen logos with drop shadows"
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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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(script-fu-menu-register "script-fu-frosty-logo"
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"<Toolbox>/Xtns/Logos")
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