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module Fox
#
# Portable Network Graphics (PNG) Icon
#
class FXPNGIcon < FXIcon
#
# Return the suggested file extension for this image type ("png").
#
def FXPNGIcon.fileExt; end
#
# Return the MIME type for this image type
#
def FXPNGIcon.mimeType; end
# Return +true+ if PNG image file format is supported.
def FXPNGIcon.supported? ; end
#
# Return an initialized FXPNGIcon instance.
#
# ==== Parameters:
#
# +a+:: an application instance [FXApp]
# +pix+:: a memory buffer formatted in PNG file format [String]
# +clr+:: transparency color [FXColor]
# +opts+:: options [Integer]
# +width+:: width [Integer]
# +height+:: height [Integer]
#
def initialize(a, pix=nil, clr=0, opts=0, width=1, height=1) # :yields: thePNGIcon
end
end
#
# Load a PNG file from a stream.
# If successful, returns an array containing the image pixel data (as a
# String), the transparency color, the image width and the image height.
# If it fails, the function returns +nil+.
#
# ==== Parameters:
#
# +store+:: stream from which to read the file data [FXStream]
#
def Fox.fxloadPNG(store); end
#
# Save a PNG image to a stream.
# Returns +true+ on success, +false+ on failure.
#
# ==== Parameters:
#
# +store+:: stream to which to write the image data [FXStream]
# +data+:: the image pixel data [String]
# +transp+:: transparency color [FXColor]
# +width+:: width [Integer]
# +height+:: height [Integer]
#
def Fox.fxsavePNG(store, data, transp, width, height); end
#
# Return +true+ if _store_ (an FXStream instance) contains a PNG image.
#
def Fox.fxcheckPNG(store); end
end