NAME
Image::TextMode::Canvas - A canvas of text mode pixels
DESCRIPTION
This module represents the graphical portion of an image, i.e. a grid of pixels.
ACCESSORS
width - the width of the canvas
height - the height of the canvas
pixeldata - an arrayref of arrayrefs of pixel data
METHODS
new( %args )
Creates a new canvas.
getpixel( $x, $y )
Get raw pixel data at $x, $y.
getpixel_obj( $x, $y, \%options )
Create a pixel object data at $x, $y. Available options include:
blink_mode - enabed or disable blink mode for the pixel object
putpixel( \%pixel, $x, $y )
Store pixel data at $x, $y.
dimensions( )
returns a list of the width and height of the image.
clear_screen( )
Clears the canvas pixel data.
clear_line( $y, [ \@range ] )
Clears the data at line $y. Specify a range to clear only a portion of line $y.
delete_line( $y )
Removes the line from the canvas, moving all subsquent lines up.
as_ascii( )
Returns only the character data stored in the canvas.
max_x( $line )
Finds the last defined pixel on a given line. Useful for optimizing writes in formats where width matters. Returns undef for a missing line.
ansiscale( $factor )
Perform nearest neighbor scaling in text mode. Returns a new textmode image.
# scale down to 1/4 the original size
my $scaled = $image->ansiscale( 0.25 );AUTHOR
Brian Cassidy <bricas@cpan.org>
COPYRIGHT AND LICENSE
Copyright 2008-2022 by Brian Cassidy
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.