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"{ Encoding: utf8 }"
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5374
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COPYRIGHT (c) 1997 by eXept Software AG
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COPYRIGHT (c) 2009 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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"{ Package: 'stx:libview' }"
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"{ NameSpace: Smalltalk }"
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Object subclass:#AbstractBorder
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instanceVariableNames:'width'
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classVariableNames:''
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poolDictionaries:''
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category:'Graphics-Support'
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!
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!AbstractBorder class methodsFor:'documentation'!
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copyright
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"
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COPYRIGHT (c) 1997 by eXept Software AG
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COPYRIGHT (c) 2009 by eXept Software AG
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5407
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All Rights Reserved
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5374
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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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Extracted from Border.
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Common superclass for border-painters.
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This will replace the mixture of window-system supported borders and manually
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drawn 3D levels (which is ugly, but served me well for almost 20years now).
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[author:]
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Claus Gittinger
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"
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! !
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!AbstractBorder class methodsFor:'instance creation'!
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color:aColor
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"create a new instance of the receiver with a border of the given color."
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^ self width:1 color:aColor
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!
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new
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"return an initialized instance"
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^ self basicNew initialize.
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!
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width:borderWidth
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"create a new instance of the receiver with a border of the given width
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(and default color)."
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^ self new width:borderWidth color:(Color black)
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"Modified: 10.2.1997 / 15:19:57 / cg"
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!
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width:borderWidth color:aColor
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"create a new instance of the receiver with a border of the given width
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and color."
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^ self new width:borderWidth color:aColor
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"Modified: 10.2.1997 / 15:20:32 / cg"
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! !
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!AbstractBorder methodsFor:'accessing'!
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color:aColor
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"set the color"
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"/ self subclassResponsibility
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level
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"get the 3D level"
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^ 0
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width
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"get the width"
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^ width ? 1
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!
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width:aNumber
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"set the width"
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width := aNumber
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!
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width:aWidth color:aColor
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self width:aWidth.
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self color:aColor
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"Created: 10.2.1997 / 15:21:27 / cg"
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! !
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!AbstractBorder methodsFor:'displaying'!
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displayOn:aGC forDisplayBox:aRectangle
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"display the borders represented by the receiver in the specified rectangle.
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The gc is restored after the draw."
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"/ self subclassResponsibility
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! !
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!AbstractBorder methodsFor:'initialization'!
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initialize
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width := 1.
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! !
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!AbstractBorder methodsFor:'queries'!
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allSidesEqual:aSmallInteger
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"true if all four sides have the same border width;
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always true here - provided for compatibility"
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^ true
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"Created: 10.2.1997 / 14:53:13 / cg"
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!
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bottomMargin
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"return the bottom inset.
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That is the number of pixels that an instance of me requires at the bottom,
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eg. the inset of the view's contents"
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^ width
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!
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displayBoxFor:aRectangle
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"return a rectangle representing the overall display box of a component
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bordered by the receiver, which has bounds of aRectangle.
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That is, the argument outset by the receivers borders."
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|insetRectangle|
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insetRectangle := aRectangle copy.
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insetRectangle left:(insetRectangle left - width).
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insetRectangle right:(insetRectangle right + width).
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insetRectangle top:(insetRectangle top - width).
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insetRectangle bottom:(insetRectangle bottom + width).
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^ insetRectangle
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"Created: 10.2.1997 / 15:43:00 / cg"
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!
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insetDisplayBoxFor:aRectangle
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"return a rectangle representing the display box of a component
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bordered by the receiver in the outer bounds, aRectangle.
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That is, the argument inset by the receiver's borders."
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|insetRectangle|
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insetRectangle := aRectangle copy.
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insetRectangle left:(insetRectangle left + width).
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insetRectangle right:(insetRectangle right - width).
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insetRectangle top:(insetRectangle top + width).
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insetRectangle bottom:(insetRectangle bottom - width).
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^ insetRectangle
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"Created: 10.2.1997 / 15:42:06 / cg"
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!
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leftMargin
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"return the left inset.
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That is the number of pixels that an instance of me requires at the left,
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eg. the inset of the view's contents"
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^ width
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!
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rightMargin
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"return the right inset.
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That is the number of pixels that an instance of me requires at the right,
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eg. the inset of the view's contents"
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^ width
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topMargin
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"return the top inset.
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That is the number of pixels that an instance of me requires at the top,
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eg. the inset of the view's contents"
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^ width
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! !
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!AbstractBorder class methodsFor:'documentation'!
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6717
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version
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^ '$Header$'
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6717
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!
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version_CVS
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^ '$Header$'
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! !
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6713
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