Fibonacci word/fractal: Difference between revisions
no edit summary
m (Uploaded Rust output file) |
No edit summary |
||
Line 692:
ImageDestroy(img_ptr) ' free memory holding the image
Loop</syntaxhighlight>
=={{header|FutureBasic}}==
<syntaxhighlight lang="futurebasic">
_window = 1
begin enum 1
_fractalView
end enum
local fn BuildWindow
window _window, @"Rosetta Code Fibonacci Word/Fractal", ( 0, 0, 640, 480 )
imageview _fractalView,,, ( 20, 20, 600, 440 ), NSImageScaleAxesIndependently, NSImageAlignCenter, NSImageFrameGrayBezel, _window
ViewSetWantsLayer( _fractalView, YES )
CALayerRef layer = fn ViewLayer( _fractalView )
CALayerSetBackgroundColor( layer, fn ColorWhite )
ViewRotateByAngle( _fractalView, 90 )
end fn
local fn CreateEPSFile as CFDataRef
NSUInteger i
CFStringRef header = @"%%!PS-Adobe-3.0 EPSF\n%%%%BoundingBox: 0 0 400 565\n¬
/a{0 0 moveto 0 .4 translate 0 0 lineto stroke -1 1 scale}def\n/b{a 90 rotate}def"
CFMutableStringRef mutStr = fn MutableStringWithString( header )
_cASCII = 99 : _zASCII = 122
for i = _cASCII to _zASCII
MutableStringAppendString( mutStr, fn StringWithFormat( @"/%c{%c %c}def\n", i, i - 1, i - 2 ) )
next
MutableStringAppendString( mutStr, @"0 setlinewidth z showpage\n%%EOF" )
CFDataRef epsData = fn StringData( mutStr, NSASCIIStringEncoding )
end fn = epsData
void local fn EPSDataToImageToView
CFDataRef epsData = fn CreateEPSFile
ImageRef epsImage = fn ImageWithData( epsData )
CGSize size = fn CGSizeMake( 405, 560 )
ImageRef cropImage = fn ImageWithSize( size )
ImageLockFocus( cropImage )
CGRect r = fn CGRectMake( 0, 0, size.width, size.height )
ImageDrawInRectFromRect( epsImage, r, fn CGRectMake( 0, 0, size.width, size.height ), NSCompositeCopy, 1.0 )
ImageUnlockFocus( cropImage )
ImageViewSetImage( _fractalView, cropImage )
end fn
fn BuildWindow
fn EPSDataToImageToView
HandleEvents
</syntaxhighlight>
{{output}}
[[File:Fibonacci Word Fractal2.png]]
=={{header|Fōrmulæ}}==
| |||