Sha256: d99505909c3fb85cdd5fd9c4705b687dbe571cf924ca463c1e2778344c2bd0a9
Contents?: true
Size: 1.1 KB
Versions: 54
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Stored size: 1.1 KB
Contents
class NSImage
# @return [NSData] an NSData object in an image file format. compression is
# optional, and only supported on the JPEG formats
def nsdata(format=:png, compression=0.9)
self.lockFocus
bitmap_rep = NSBitmapImageRep.alloc.initWithFocusedViewRect(NSMakeRect(0, 0, self.size.width, self.size.height))
self.unlockFocus
case format
when :png, :PNG
return bitmap_rep.representationUsingType(NSPNGFileType, properties: nil)
when :jpg, :jpeg, :JPG, :JPEG
return bitmap_rep.representationUsingType(NSJPEGFileType, properties: { NSImageCompressionFactor => compression })
when :jpg2000, :jpeg2000, :JPG2000, :JPEG2000
return bitmap_rep.representationUsingType(NSJPEG2000FileType, properties: { NSImageCompressionFactor => compression })
when :tif, :tiff, :TIF, :TIFF
return bitmap_rep.representationUsingType(NSTIFFFileType, properties: nil)
when :gif, :GIF
return bitmap_rep.representationUsingType(NSGIFFileType, properties: nil)
when :bmp, :BMP
return bitmap_rep.representationUsingType(NSBMPFileType, properties: nil)
end
end
end
Version data entries
54 entries across 54 versions & 1 rubygems