Sha256: 9d6e42be13c56534525f46d7551799f69e5fb64aaf0508c3b7dba8276b62dfb8
Contents?: true
Size: 946 Bytes
Versions: 18
Compression:
Stored size: 946 Bytes
Contents
class Wx::Image
# Load a new image from an IO-like object that supports "read"
def self.read(an_io, type_or_mime, index = -1)
img = new
img.load_stream(an_io, type_or_mime, index)
img
end
# Create a new image from Wx::Bitmap, preserving mask information
def self.from_bitmap(bmp)
bmp.convert_to_image
end
# Redefine the initialize method so it raises an exception if a
# non-existent file is given to the constructor; otherwise, wx Widgets
# just carries on with an invalid image, which may cause faults later
wx_init = self.instance_method(:initialize)
define_method(:initialize) do | *args |
if args[0].kind_of? String
if not File.exist?( File.expand_path(args[0]) )
Kernel.raise(ArgumentError, "Image file does not exist: #{args[0]}")
end
end
wx_init.bind(self).call(*args)
end
# Convert to bitmap
def convert_to_bitmap
Wx::Bitmap.from_image(self)
end
end
Version data entries
18 entries across 18 versions & 2 rubygems