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gc:setAlpha
62 bytes added
,
23:48, 7 December 2011
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Sets how transparent the next graphical things displayed will be.
Sets how transparent the next graphical things displayed will be.
−
<br /> {{Since|3.0}}
'''Will probably not exist/work on future versions, since this is [[:Category:
Undocumented
/Unofficial]] !'''
+
<br />{{Since|3.0}}
+
{{
Undocumented
}}
==Syntax==
==Syntax==
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== Example ==
== Example ==
−
<syntaxhighlight>gc:setAlpha(0) -- will be invisible
+
<syntaxhighlight>
function on.paint(gc)
−
gc:setAlpha(127) -- will be half-visible
+
gc:setAlpha(0
)
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gc:setAlpha(255) -- will be fully-visible</syntaxhighlight>
+
gc:drawString("hello",10,10,"top"
) -- will be invisible
+
gc:setAlpha(127
)
+
gc:drawString("hello",50,50,"top"
) -- will be half-visible
+
gc:setAlpha(255
)
+
gc:drawString("hello",100,100,"top"
) -- will be fully-visible
+
end
</syntaxhighlight>
<br /><br />
<br /><br />
[[Category:gc]]
[[Category:gc]]
[[Category:Undocumented/Unofficial]]
[[Category:Undocumented/Unofficial]]
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