e946f60361
2008-04-12 Martin Nordholts <martinn@svn.gnome.org> * plug-ins/script-fu/scripts/3d-outline.scm * plug-ins/script-fu/scripts/alien-glow-logo.scm * plug-ins/script-fu/scripts/alien-neon-logo.scm * plug-ins/script-fu/scripts/basic1-logo.scm * plug-ins/script-fu/scripts/basic2-logo.scm * plug-ins/script-fu/scripts/blended-logo.scm * plug-ins/script-fu/scripts/bovinated-logo.scm * plug-ins/script-fu/scripts/chalk.scm * plug-ins/script-fu/scripts/chip-away.scm * plug-ins/script-fu/scripts/chrome-logo.scm * plug-ins/script-fu/scripts/comic-logo.scm * plug-ins/script-fu/scripts/coolmetal-logo.scm * plug-ins/script-fu/scripts/frosty-logo.scm * plug-ins/script-fu/scripts/glossy.scm * plug-ins/script-fu/scripts/glowing-logo.scm * plug-ins/script-fu/scripts/gradient-bevel-logo.scm * plug-ins/script-fu/scripts/neon-logo.scm * plug-ins/script-fu/scripts/script-fu-util.scm * plug-ins/script-fu/scripts/starburst-logo.scm * plug-ins/script-fu/scripts/starscape-logo.scm * plug-ins/script-fu/scripts/t-o-p-logo.scm * plug-ins/script-fu/scripts/textured-logo.scm: Applied patch from Ulf-D. Ehlert that makes the Alpha to Logo-filters more gracefully handle images with many layers (bug #498480). svn path=/trunk/; revision=25472
127 lines
4.2 KiB
Scheme
127 lines
4.2 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 (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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(define (color-highlight color)
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(let (
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(r (car color))
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(g (cadr color))
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(b (caddr color))
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)
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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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)
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)
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(let* (
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(width (car (gimp-drawable-width logo-layer)))
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(height (car (gimp-drawable-height logo-layer)))
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(posx (- (car (gimp-drawable-offsets logo-layer))))
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(posy (- (cadr (gimp-drawable-offsets 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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(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-MODE)))
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)
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(gimp-context-push)
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(gimp-selection-none img)
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(script-fu-util-image-resize-from-layer img logo-layer)
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(script-fu-util-image-add-layers img highlight-layer shadow-layer bg-layer)
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(gimp-context-set-foreground text-color)
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(gimp-layer-set-lock-alpha logo-layer TRUE)
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(gimp-edit-fill logo-layer FOREGROUND-FILL)
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(gimp-edit-clear shadow-layer)
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(gimp-context-set-foreground (color-highlight text-color))
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(gimp-layer-set-lock-alpha highlight-layer TRUE)
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(gimp-edit-fill highlight-layer FOREGROUND-FILL)
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(gimp-context-set-background bg-color)
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(gimp-drawable-fill bg-layer BACKGROUND-FILL)
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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-selection-feather img 7.5)
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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-foreground '(255 255 255))
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(gimp-edit-blend logo-layer FG-BG-RGB-MODE MULTIPLY-MODE
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GRADIENT-RADIAL 100 20 REPEAT-NONE FALSE
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FALSE 0 0 TRUE
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0 0 width height)
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(gimp-layer-translate shadow-layer 3 3)
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(gimp-layer-translate highlight-layer (- posx 2) (- posy 2))
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(gimp-drawable-set-name highlight-layer "Highlight")
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(gimp-context-pop)
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)
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)
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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-image-undo-group-start img)
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(apply-basic2-logo-effect img logo-layer bg-color text-color)
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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-basic2-logo-alpha"
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_"B_asic II..."
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_"Add a shadow and a highlight to the selected region (or alpha)"
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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" "white"
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SF-COLOR _"Text color" '(206 6 50)
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)
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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* (
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(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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)
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(gimp-image-undo-disable img)
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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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)
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)
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(script-fu-menu-register "script-fu-basic2-logo-alpha"
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"<Image>/Filters/Alpha to Logo")
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(script-fu-register "script-fu-basic2-logo"
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_"B_asic II..."
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_"Create 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" "Sans Bold"
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SF-COLOR _"Background color" "white"
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SF-COLOR _"Text color" '(206 6 50)
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)
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(script-fu-menu-register "script-fu-basic2-logo"
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"<Image>/File/New/Logos")
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