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- Object subclass: #Box
- instanceVariableNames: 'size pen '
- classVariableNames: ''
- poolDictionaries: ''
- category: 'Boxes'!
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:55'!
- draw
- self drawColor: (Color black).
- (Delay forSeconds: (1/30)) wait.
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-
- ! !
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:47'!
- drawColor: color
- pen color: color.
- 4 timesRepeat: [pen go: size; turn: 90].
- ! !
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:36'!
- grow: increment
- self undraw.
- size _ size + increment. "This stays the same"
- self draw.
- ! !
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:27'!
- move: pointIncrement
- self undraw.
- pen place: (pen location) + pointIncrement.
- self draw.
- ! !
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:26'!
- moveTo: aPoint
- self undraw.
- pen place: aPoint.
- self draw.
- ! !
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:28'!
- turn: degrees
- self undraw.
- pen turn: degrees.
- self draw.
- ! !
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- !Box methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:26'!
- undraw
- self drawColor: (Color white).
-
- ! !
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- !Box methodsFor: 'initialization' stamp: 'mjg 9/13/1999 13:25'!
- initialize
- pen _ Pen new. "Put a pen in an instance variable."
- pen place: 50@50.
- size _ 50.
- self draw.
- ! !
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- "-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
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- Box class
- instanceVariableNames: ''!
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- !Box class methodsFor: 'initialization' stamp: 'mjg 3/27/98 21:54'!
- clearWorld
- (Form extent: 600@200) fillWhite display! !
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- !Box class methodsFor: 'initialization' stamp: 'mjg 3/27/98 21:55'!
- new
- ^super new initialize! !
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- Box subclass: #NamedBox
- instanceVariableNames: 'name '
- classVariableNames: ''
- poolDictionaries: ''
- category: 'Boxes'!
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- !NamedBox methodsFor: 'access' stamp: 'mjg 3/30/98 15:17'!
- name
- ^name! !
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- !NamedBox methodsFor: 'access' stamp: 'mjg 3/30/98 15:16'!
- name: aName
- name _ aName! !
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- !NamedBox methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:21'!
- draw
- super draw.
- self drawNameColor: (Color black).! !
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- !NamedBox methodsFor: 'drawing' stamp: 'mjg 9/13/1999 13:28'!
- drawNameColor: aColor
- | displayName |
- (name isNil) ifTrue: [name _ 'Unnamed'].
- displayName _ name asDisplayText.
- displayName foregroundColor: aColor backgroundColor: (Color white).
- displayName displayAt: (pen location).
- ! !
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- !NamedBox methodsFor: 'drawing' stamp: 'mjg 3/30/98 15:54'!
- undraw
- super undraw.
- self drawNameColor: (Color white).! !
-
- "-- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- "!
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- NamedBox class
- instanceVariableNames: ''!
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- !NamedBox class methodsFor: 'initialization' stamp: 'mjg 3/30/98 15:19'!
- named: aName
- | newBox |
- newBox _ super new.
- newBox undraw.
- newBox name: aName.
- newBox draw.
- ^newBox! !
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