Difference between revisions of "gc:drawImage"

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{{Since|3.0}}
 
{{Since|3.0}}
 +
In 3.6, it changed to have its first argument being an image resource. More info [[Changes_in_OS_3.6#Images|here]].
  
 
== Syntax  ==
 
== Syntax  ==
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! Parameter !! Type !! Description
 
! Parameter !! Type !! Description
 
|-
 
|-
| <u><center>image</center></u> || [[TI.Image]] || The image to display
+
| <u><center>image</center></u> || [[TI.Image]] or image resource (3.6) || The image to display
 
|-
 
|-
 
| <u><center>x</center></u> || number || the x coordinate of the upper-left corner of the image
 
| <u><center>x</center></u> || number || the x coordinate of the upper-left corner of the image

Latest revision as of 20:16, 7 May 2014

drawImage is a function that is part of gc.

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

In 3.6, it changed to have its first argument being an image resource. More info here.

Syntax

gc:drawImage(image, x, y)

Parameter Type Description
image
TI.Image or image resource (3.6) 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