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https://github.com/QB64Official/qb64.git
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54 lines
1.2 KiB
Markdown
54 lines
1.2 KiB
Markdown
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The [_RESIZEHEIGHT](_RESIZEHEIGHT) function returns the user resized screen pixel height if [$RESIZE]($RESIZE):ON allows it and [_RESIZE (function)](_RESIZE-(function)) returns -1
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## Syntax
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> newHeight& = [_RESIZEHEIGHT](_RESIZEHEIGHT)
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## Description
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* [_RESIZE (function)](_RESIZE-(function)) function must return true (-1) before the requested screen dimensions can be returned by the function.
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* The program should decide if the request is allowable for proper program interaction.
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## Availability
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* Version 1.000 and up.
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## Example(s)
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Resize the current screen image according to user's request.
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```vb
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$RESIZE:ON
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s& = _NEWIMAGE(300, 300, 32)
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SCREEN s&
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bee& = _LOADIMAGE("qb64_trans.png") 'replace with your own image
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DO
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IF _RESIZE THEN
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oldimage& = s&
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s& = _NEWIMAGE(_RESIZEWIDTH, _RESIZEHEIGHT, 32)
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SCREEN s&
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_FREEIMAGE oldimage&
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END IF
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CLS
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'Center the QB64 bee image:
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x = _WIDTH / 2 - _WIDTH(bee&) / 2
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y = _HEIGHT / 2 - _HEIGHT(bee&) / 2
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_PUTIMAGE (x, y), bee&
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_DISPLAY
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_LIMIT 30
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LOOP
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```
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## See Also
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* [$RESIZE]($RESIZE)
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* [_RESIZE (function)](_RESIZE-(function))
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* [_RESIZEWIDTH](_RESIZEWIDTH)
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