gc:drawImage

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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[edit]

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[edit]

-- 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[edit]