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slight cleanup / comprehension use

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Howland Owl 2013-10-07 18:43:07 +03:00
parent f01c5717f4
commit b3a77f6a66
3 changed files with 54 additions and 48 deletions
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47
textmode.coffee
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@ -991,30 +991,35 @@ class @ImageTextMode
ctx = canvas.getContext '2d'
for cy in [ 0 ... @screen.length ]
continue if !@screen[ cy ]?
for cx in [ 0 ... @screen[ cy ].length ]
pixel = @screen[ cy ][ cx ]
continue if !pixel?
if pixel.attr?
fg = pixel.attr & 15
bg = ( pixel.attr & 240 ) >> 4
else
fg = pixel.fg
bg = pixel.bg
if @screen[ cy ]?
for cx in [ 0 ... @screen[ cy ].length ]
pixel = @screen[ cy ][ cx ]
if pixel?
if pixel.attr?
fg = pixel.attr & 15
bg = ( pixel.attr & 240 ) >> 4
else
fg = pixel.fg
bg = pixel.bg
px = cx * @font.width
py = cy * @font.height
px = cx * @font.width
py = cy * @font.height
ctx.fillStyle = @palette.toRgbaString( @palette.colors[ bg ] )
ctx.fillRect px, py, @font.width, @font.height
ctx.fillStyle = @palette.toRgbaString( @palette.colors[ bg ] )
ctx.fillRect px, py, @font.width, @font.height
ctx.fillStyle = @palette.toRgbaString( @palette.colors[ fg ] )
chr = @font.chars[ pixel.ch.charCodeAt( 0 ) & 0xff ]
for i in [ 0 ... @font.height ]
line = chr[ i ]
for j in [ 0 ... @font.width ]
if line & ( 1 << @font.width - 1 - j )
ctx.fillRect px + j, py + i, 1, 1
ctx.fillStyle = @palette.toRgbaString( @palette.colors[ fg ] )
chr = @font.chars[ pixel.ch.charCodeAt( 0 ) & 0xff ]
i = 0
for line in chr
# [ 0 ... @font.height ]
# line = chr[ i ]
# for j in [ 0 ... @font.width ]
# if line & ( 1 << @font.width - 1 - j )
# ctx.fillRect px + j, py + i, 1, 1
ctx.fillRect px + j, py + i, 1, 1 for j in [ 0 ... @font.width ] when line & (1 << @font.width - 1 - j )
i += 1
canvasElem.setAttribute 'width', w
canvasElem.setAttribute 'height', h