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Line 20:
Line 20: − + − return gc:getStringWidth(str)+ + + + − function on.construction() -- was on.create before+ − local strw = platform.withGC(getStringWidth, "The game") -- was platform.gc() before − end</syntaxhighlight>
* You can not use coordinates for drawing to the screen above/under (-) 32 000. (Be careful, some scripts might need to take that into account now, or they may crash)
* You can not use coordinates for drawing to the screen above/under (-) 32 000. (Be careful, some scripts might need to take that into account now, or they may crash)
* In [[platform.apilevel|apilevel]] 2.0, [[platform.gc]]() is removed and replaced with [[platform.withGC]](). An example of it:<br />
* In [[platform.apilevel|apilevel]] 2.0, [[platform.gc]]() is removed and replaced with [[platform.withGC]](). An example of it:<br />
<syntaxhighlight>function getStringWidth(gc, str)
<syntaxhighlight>function getHeightWidth(str, gc)
local width = gc:getStringWidth(str) -- Gets the pixel length of str
local height = gc:getStringHeight(str) -- Gets the pixel height of str
return height, width
end
end
height, width = platform.withGC(getHeightWidth, 'Hello World')</syntaxhighlight>
So what it does it call the function you give as first argument and pass a dummy [[gc|GC]] (Graphics Context) to it.
So what it does it call the function you give as first argument and pass a dummy [[gc|GC]] (Graphics Context) to it.
