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https://github.com/QB64-Phoenix-Edition/QB64pe.git
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56 lines
1.4 KiB
Plaintext
56 lines
1.4 KiB
Plaintext
{{DISPLAYTITLE:_RESIZEWIDTH}}
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The [[_RESIZEWIDTH]] function returns the user resized screen pixel width if [[$RESIZE]]:ON allows it and [[_RESIZE (function)|_RESIZE]] returns -1
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{{PageSyntax}}
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: {{Parameter|newWidth&}} = [[_RESIZEWIDTH]]
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{{PageDescription}}
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* [[_RESIZE (function)|_RESIZE]] function must return true (-1) before the requested screen dimensions can be returned by the function.
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* The program should decide if the request is allowable for proper program interaction.
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==Availability==
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* '''Version 1.000 and up'''.
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{{PageExamples}}
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''Example:'' Resize the current screen image according to user's request.
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{{CodeStart}}
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{{Cl|$RESIZE}}:ON
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s& = {{Cl|_NEWIMAGE}}(300, 300, 32)
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{{Cl|SCREEN}} s&
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bee& = {{Cl|_LOADIMAGE}}("qb64_trans.png") 'any image
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{{Cl|DO}}
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{{Cl|IF}} {{Cl|_RESIZE (function)|_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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{{Cl|_FREEIMAGE}} oldimage&
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END IF
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{{Cl|CLS}}
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'Center the QB64 bee image:
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x = {{Cl|_WIDTH (function)|_WIDTH}} / 2 - _WIDTH(bee&) / 2
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y = {{Cl|_HEIGHT}} / 2 - _HEIGHT(bee&) / 2
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{{Cl|_PUTIMAGE}} (x, y), bee&
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{{Cl|_DISPLAY}}
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{{Cl|_LIMIT}} 30
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{{Cl|LOOP}}
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{{CodeEnd}}
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{{PageSeeAlso}}
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* [[$RESIZE]]
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* [[_RESIZE (function)]]
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* [[_RESIZEHEIGHT]]
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{{PageNavigation}}
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