module Fox # # An FXVisual instance describes the pixel format for a drawable (i.e. an FXDrawable instance). # # === Construction options for FXVisual # # +VISUAL_DEFAULT+:: Default visual # +VISUAL_MONOCHROME+:: Must be monochrome visual # +VISUAL_BEST+:: Best (deepest) visual # +VISUAL_INDEXCOLOR+:: Palette visual # +VISUAL_GRAYSCALE+:: Gray scale visual # +VISUAL_TRUECOLOR+:: Must be true color visual # +VISUAL_OWNCOLORMAP+:: Allocate private colormap # +VISUAL_DOUBLEBUFFER+:: Double-buffered {FXGLVisual} # +VISUAL_STEREO+:: Stereo {FXGLVisual} # +VISUAL_NOACCEL+:: No hardware acceleration [for broken h/w] # +VISUAL_SWAP_COPY+:: Buffer swap by copying (for FXGLVisual) # # === Visual type # # +VISUALTYPE_UNKNOWN+:: Undetermined visual type # +VISUALTYPE_MONO+:: Visual for drawing into 1-bpp surfaces # +VISUALTYPE_TRUE+:: True color # +VISUALTYPE_INDEX+:: Index [palette] color # +VISUALTYPE_GRAY+:: Gray scale # class FXVisual < FXId # Visual construction flags [Integer] attr_reader :flags # Visual depth, i.e. number of significant bits in color representation [Integer] attr_reader :depth # Number of colors [Integer] attr_reader :numColors # Number of bits of red [Integer] attr_reader :numRed # Number of bits of green [Integer] attr_reader :numGreen # Number of bits of blue [Integer] attr_reader :numBlue # Maximum number of colors [Integer] attr_accessor :maxColors # # The visual type, one of +VISUALTYPE_MONO+, +VISUALTYPE_TRUE+ # +VISUALTYPE_INDEX+ or +VISUALTYPE_GRAY+. The visual type # may also be +VISUALTYPE_UNKNOWN+ before the visual is actually # created. # attr_reader :visualType # # Return an initialized FXVisual instance. # # ==== Parameters: # # +a+:: an application instance {FXApp} # +flgs+:: visual construction flags [Integer] # +d+:: requested visual depth, in bits [Integer] # def initialize(a, flgs, d=32); end # # Get device pixel value for color value _clr_. # def getPixel(clr); end # # Get color value for device pixel value _pix_. # def getColor(pix); end end end