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Type:
Class
Constants:
NullArgOptionKeys : [ "shrink", "grayscale" ]

A photo is an image whose pixels can display any color or be transparent. At present, only GIF and PPM/PGM formats are supported, but an interface exists to allow additional image file formats to be added easily.

This class documentation is a copy from the original Tcl/Tk at www.tcl.tk/man/tcl8.5/TkCmd/photo.htm with some rewrited parts.

get_transparency
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

get_transparency(x, y) Instance Public methods Returns a boolean indicating

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redither
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

redither() Instance Public methods

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data
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

data(keys={}) Instance Public methods Returns image data in the form of a string

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cget
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

cget(option) Instance Public methods Returns the current value of the configuration

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copy
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

copy(src, *opts) Instance Public methods Copies a region from the image called

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put
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

put(data, *opts) Instance Public methods

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set_transparency
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

set_transparency(x, y, state) Instance Public methods Makes the pixel at (x

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read
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

read(file, *opts) Instance Public methods

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blank
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

blank() Instance Public methods Blank the image; that is, set the entire image

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write
  • References/Ruby on Rails/Ruby/Classes/TkPhotoImage

write(file, *opts) Instance Public methods

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