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"
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COPYRIGHT (c) 2003 by eXept Software AG
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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1626
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"{ Package: 'stx:libview2' }"
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"{ NameSpace: Smalltalk }"
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Object subclass:#MultiImage
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instanceVariableNames:'images'
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classVariableNames:''
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poolDictionaries:''
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category:'Graphics-Images'
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!
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!MultiImage class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 2003 by eXept Software AG
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All Rights Reserved
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This software is furnished under a license and may be used
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only in accordance with the terms of that license and with the
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inclusion of the above copyright notice. This software may not
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be provided or otherwise made available to, or used by, any
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other person. No title to or ownership of the software is
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hereby transferred.
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"
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!
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documentation
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"
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A multiImage is an image which is drawn by drawing multiple images on top of each other.
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[author:]
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Claus Gittinger
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"
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! !
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!MultiImage class methodsFor:'instance creation'!
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images:imageCollection
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^ self new images:imageCollection
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! !
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!MultiImage methodsFor:'accessing'!
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device
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images isNil ifTrue:[^ nil].
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^ images first device
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!
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images
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"return the value of the instance variable 'images' (automatically generated)"
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^ images
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!
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images:something
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"set the value of the instance variable 'images' (automatically generated)"
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images := something.
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! !
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!MultiImage methodsFor:'displaying'!
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displayOn:aGC x:x y:y opaque:opaque
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|doOpaque|
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doOpaque := opaque.
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images do:[:eachImage |
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eachImage displayOn:aGC x:x y:y opaque:doOpaque.
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doOpaque := false.
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].
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! !
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!MultiImage methodsFor:'misc'!
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clearMaskedPixels
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images := images do:[:eachImage | eachImage clearMaskedPixels].
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^ self
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!
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onDevice:device
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images := images collect:[:eachImage | (eachImage onDevice:device) ? eachImage].
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^ self
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! !
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!MultiImage methodsFor:'queries'!
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ascentOn:aGC
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"I will not draw myself above the baseline"
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^ 0
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!
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depth
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^ images inject:0 into:[:maxSoFar :eachImage | maxSoFar max:eachImage depth].
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!
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extent
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^ self width @ self height
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!
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height
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^ images inject:0 into:[:maxSoFar :eachImage | maxSoFar max:eachImage height].
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!
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isImageOrForm
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^ true
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!
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width
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^ images inject:0 into:[:maxSoFar :eachImage | maxSoFar max:eachImage width].
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! !
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!MultiImage class methodsFor:'documentation'!
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version
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^ '$Header: /cvs/stx/stx/libview2/MultiImage.st,v 1.10 2015-03-26 10:07:18 cg Exp $'
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! !
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