Difference between revisions of "gc:drawImage"

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m (Text replace - "</u> ||" to "</center></u> ||")
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| <u><center>y</center></u> || number || the y coordinate of the upper-left corner of the image
 
| <u><center>y</center></u> || number || the y coordinate of the upper-left corner of the image
 
|}
 
|}
 +
  
 
== Example  ==
 
== Example  ==
 
<syntaxhighlight>
 
<syntaxhighlight>
 +
-- for ApiLevel < 2.3 (OS < 3.6) :
 
imgSRC = "\002\000\000\000\002\000\000\000\000\000\000\000\004\000\000\000\016\000\001\000\255\255\255\255\255\255\255\255"
 
imgSRC = "\002\000\000\000\002\000\000\000\000\000\000\000\004\000\000\000\016\000\001\000\255\255\255\255\255\255\255\255"
 
img = image.new(imgSRC)
 
img = image.new(imgSRC)
drawImage(img, 0, 0)
+
 
 +
-- Or, for ApiLevel >= 2.3 (OS >= 3.6) :
 +
img = image.new(_R.IMG.img_1)
 +
 
 +
function on.paint(gc)
 +
    gc:drawImage(img, 0, 0)
 +
end
 
</syntaxhighlight>
 
</syntaxhighlight>
  

Revision as of 16:49, 17 December 2013

drawImage is a function that is part of gc.

This has been introduced in TI-Nspire OS 3.0 (Changes).


Syntax

gc:drawImage(image, x, y)

Parameter Type Description
image
TI.Image The image to display
x
number the x coordinate of the upper-left corner of the image
y
number the y coordinate of the upper-left corner of the image


Example

-- for ApiLevel < 2.3 (OS < 3.6) :
imgSRC = "\002\000\000\000\002\000\000\000\000\000\000\000\004\000\000\000\016\000\001\000\255\255\255\255\255\255\255\255"
img = image.new(imgSRC)

-- Or, for ApiLevel >= 2.3 (OS >= 3.6) :
img = image.new(_R.IMG.img_1)

function on.paint(gc)
    gc:drawImage(img, 0, 0)
end

See also