mirror of https://github.com/GNOME/gimp.git
97 lines
3.6 KiB
Scheme
97 lines
3.6 KiB
Scheme
; HIGHLIGHT-DROP-SHADOW-LOGO
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; draw the specified text over a background with a drop shadow and a highlight
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(define (color-highlight color)
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(let ((r (car color))
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(g (cadr color))
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(b (caddr color)))
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(set! r (+ r (* (- 255 r) 0.75)))
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(set! g (+ g (* (- 255 g) 0.75)))
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(set! b (+ b (* (- 255 b) 0.75)))
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(list r g b)))
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(define (apply-basic2-logo-effect img
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logo-layer
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bg-color
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text-color)
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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)))
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(highlight-layer (car (gimp-layer-copy logo-layer TRUE)))
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(shadow-layer (car (gimp-layer-new img width height RGBA_IMAGE "Shadow" 100 MULTIPLY)))
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(old-fg (car (gimp-palette-get-foreground)))
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(old-bg (car (gimp-palette-get-background))))
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(gimp-image-resize img width height 0 0)
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(gimp-image-add-layer img bg-layer 1)
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(gimp-image-add-layer img shadow-layer 1)
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(gimp-image-add-layer img highlight-layer 1)
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(gimp-palette-set-foreground text-color)
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(gimp-layer-set-preserve-trans logo-layer TRUE)
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(gimp-edit-fill logo-layer FG-IMAGE-FILL)
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(gimp-edit-clear shadow-layer)
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(gimp-palette-set-foreground (color-highlight text-color))
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(gimp-layer-set-preserve-trans highlight-layer TRUE)
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(gimp-edit-fill highlight-layer FG-IMAGE-FILL)
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(gimp-palette-set-background bg-color)
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(gimp-drawable-fill bg-layer BG-IMAGE-FILL)
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(gimp-selection-layer-alpha logo-layer)
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(gimp-palette-set-background '(0 0 0))
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(gimp-selection-feather img 7.5)
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(gimp-edit-fill shadow-layer BG-IMAGE-FILL)
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(gimp-selection-none img)
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(gimp-palette-set-foreground '(255 255 255))
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(gimp-blend logo-layer FG-BG-RGB MULTIPLY RADIAL 100 20 REPEAT-NONE FALSE 0 0 0 0 width height)
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(gimp-layer-translate shadow-layer 3 3)
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(gimp-layer-translate highlight-layer -2 -2)
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(gimp-layer-set-name highlight-layer "Highlight")
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(gimp-palette-set-background old-bg)
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(gimp-palette-set-foreground old-fg)))
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(define (script-fu-basic2-logo-alpha img
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logo-layer
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bg-color
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text-color)
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(begin
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(gimp-undo-push-group-start img)
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(apply-basic2-logo-effect img logo-layer bg-color text-color)
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(gimp-undo-push-group-end img)
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(gimp-displays-flush)))
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(script-fu-register "script-fu-basic2-logo-alpha"
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_"<Image>/Script-Fu/Alpha to Logo/Basic II..."
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"Creates a simple logo with a shadow and a highlight"
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"Spencer Kimball"
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"Spencer Kimball"
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"1996"
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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-COLOR _"Background Color" '(255 255 255)
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SF-COLOR _"Text Color" '(206 6 50))
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(define (script-fu-basic2-logo text
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size
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font
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bg-color
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text-color)
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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 text 10 TRUE size PIXELS font))))
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(gimp-image-undo-disable img)
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(gimp-layer-set-name text-layer text)
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(apply-basic2-logo-effect img text-layer bg-color text-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-basic2-logo"
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_"<Toolbox>/Xtns/Script-Fu/Logos/Basic II..."
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"Creates a simple logo with a shadow and a highlight"
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"Spencer Kimball"
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"Spencer Kimball"
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"1996"
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""
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SF-STRING _"Text" "SCRIPT-FU"
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SF-ADJUSTMENT _"Font Size (pixels)" '(150 2 1000 1 10 0 1)
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SF-FONT _"Font" "-*-futura_poster-*-r-*-*-24-*-*-*-p-*-*-*"
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SF-COLOR _"Background Color" '(255 255 255)
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SF-COLOR _"Text Color" '(206 6 50))
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