| author | Claus Gittinger <cg@exept.de> |
| Wed, 29 May 1996 00:43:47 +0200 | |
| changeset 279 | bf069aab8a8c |
| parent 273 | f76fb9098814 |
| child 280 | 39e270e5aa30 |
| permissions | -rw-r--r-- |
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" |
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COPYRIGHT (c) 1996 by Claus Gittinger |
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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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Wrapper subclass:#TranslatingWrapper |
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instanceVariableNames:'origin' |
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classVariableNames:'' |
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poolDictionaries:'' |
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category:'Graphics-Display Objects' |
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! |
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!TranslatingWrapper class methodsFor:'documentation'! |
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copyright |
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" |
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COPYRIGHT (c) 1996 by Claus Gittinger |
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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 wrapper which shifts the origin of its wrapped component. |
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This allows the wrapped thingy to think & draw in its own 0/0 based |
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coordinates. |
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Notice: |
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this class was implemented using protocol information |
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from alpha testers and from the Hopkins/Horan book. |
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- it may not be complete or compatible to the corresponding ST-80 class. |
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If you encounter any incompatibilities, please forward a note |
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describing the incompatibility verbal (i.e. no code) to the ST/X team. |
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[see also:] |
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Wrapper |
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[author:] |
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Claus Gittinger |
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" |
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! |
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examples |
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" |
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some components without translatingWrapper |
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[exBegin] |
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|t s v e component| |
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t := StandardSystemView extent:250@200. |
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s := HVScrollableView for:View miniScroller:true in:t. |
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s origin:0.0@0.0 corner:1.0@1.0. |
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v := s scrolledView. |
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e := Rectangle origin:10@10 corner:90@90. |
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component := FillingWrapper on:e. |
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component foregroundColor:Color red. |
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v addComponent:component. |
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e := EllipticalArc boundingBox:(10@10 corner:90@90) |
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startAngle:0 sweepAngle:360. |
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component := StrokingWrapper on:e. |
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component lineWidth:5. |
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v addComponent:component. |
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e := Arrow from:100@100 to:150@250. |
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component := StrokingWrapper on:e. |
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component lineWidth:2. |
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v addComponent:component. |
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t open |
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[exEnd] |
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the same components WITH translatingWrappers |
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[exBegin] |
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|t s v e component| |
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t := StandardSystemView extent:250@200. |
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s := HVScrollableView for:View miniScroller:true in:t. |
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s origin:0.0@0.0 corner:1.0@1.0. |
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v := s scrolledView. |
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e := Rectangle origin:0@0 corner:80@80. |
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component := FillingWrapper on:e. |
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component foregroundColor:Color red. |
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v addComponent:(TranslatingWrapper on:component at:10@10). |
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e := EllipticalArc boundingBox:(0@0 corner:80@80) |
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startAngle:0 sweepAngle:360. |
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component := StrokingWrapper on:e. |
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component lineWidth:5. |
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v addComponent:(TranslatingWrapper on:component at:10@10). |
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e := Arrow from:0@0 to:50@150. |
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component := StrokingWrapper on:e. |
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component lineWidth:2. |
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v addComponent:(TranslatingWrapper on:component at:100@100). |
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v addComponent:(TranslatingWrapper on:(Image fromFile:'SBrowser.xbm') at:0@100). |
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t open |
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[exEnd] |
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[exBegin] |
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|t s v e component| |
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t := StandardSystemView extent:250@200. |
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s := HVScrollableView for:View miniScroller:true in:t. |
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s origin:0.0@0.0 corner:1.0@1.0. |
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v := s scrolledView. |
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e := LabelAndIcon icon:(Image fromFile:'bitmaps/SBrowser.xbm') |
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string:'hello'. |
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v addComponent:(TranslatingWrapper on:e at:10@10). |
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t open |
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[exEnd] |
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" |
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! ! |
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!TranslatingWrapper class methodsFor:'instance creation'! |
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on:aComponent at:originPoint |
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"create and return a translatingWrapper, which positions |
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aComponent at some originPoint" |
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^ (self on:aComponent) translation:originPoint |
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55b430276719
added lineStyle/capStyle & joinStyle
Claus Gittinger <cg@exept.de>
parents:
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changeset
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"Created: 26.5.1996 / 16:07:29 / cg" |
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"Modified: 26.5.1996 / 16:12:28 / cg" |
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! ! |
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Claus Gittinger <cg@exept.de>
parents:
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!TranslatingWrapper methodsFor:'accessing'! |
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parents:
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translation |
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"return the origin offset" |
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parents:
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^ origin |
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added lineStyle/capStyle & joinStyle
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parents:
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"Modified: 26.5.1996 / 16:06:32 / cg" |
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55b430276719
added lineStyle/capStyle & joinStyle
Claus Gittinger <cg@exept.de>
parents:
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changeset
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! |
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55b430276719
added lineStyle/capStyle & joinStyle
Claus Gittinger <cg@exept.de>
parents:
254
diff
changeset
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translation:originPoint |
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"set the origin offset" |
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added lineStyle/capStyle & joinStyle
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parents:
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origin := originPoint |
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added lineStyle/capStyle & joinStyle
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parents:
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"Modified: 26.5.1996 / 16:06:32 / cg" |
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"Created: 26.5.1996 / 16:07:47 / cg" |
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! ! |
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!TranslatingWrapper methodsFor:'accessing - bounds'! |
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parents:
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bounds |
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^ component bounds + origin |
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added lineStyle/capStyle & joinStyle
Claus Gittinger <cg@exept.de>
parents:
254
diff
changeset
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"Created: 26.5.1996 / 16:13:05 / cg" |
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"Modified: 26.5.1996 / 16:44:26 / cg" |
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55b430276719
added lineStyle/capStyle & joinStyle
Claus Gittinger <cg@exept.de>
parents:
254
diff
changeset
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! |
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55b430276719
added lineStyle/capStyle & joinStyle
Claus Gittinger <cg@exept.de>
parents:
254
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changeset
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bounds:newBounds |
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component bounds:(newBounds - origin). |
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"Created: 26.5.1996 / 16:44:16 / cg" |
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! |
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preferredBounds |
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^ component preferredBounds + origin |
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"Modified: 26.5.1996 / 16:44:26 / cg" |
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"Created: 26.5.1996 / 16:44:53 / cg" |
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! ! |
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!TranslatingWrapper methodsFor:'displaying'! |
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displayOn:aGC |
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|oldTranslation oldPaint oldBgPaint| |
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oldTranslation := aGC translation. |
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oldPaint := aGC paint. |
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oldBgPaint := aGC backgroundPaint. |
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aGC translation:(origin + aGC translation). |
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aGC paint:fgColor on:bgColor. |
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component displayOn:aGC. |
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aGC translation:oldTranslation. |
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aGC paint:oldPaint on:oldBgPaint. |
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"Created: 26.5.1996 / 15:27:54 / cg" |
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"Modified: 26.5.1996 / 16:13:44 / cg" |
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! ! |
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!TranslatingWrapper methodsFor:'testing'! |
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containsPoint:aPoint |
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^ component containsPoint:(aPoint - origin) |
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"Created: 26.5.1996 / 16:48:14 / cg" |
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! |
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intersects:aRectangle |
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^ component intersects:(aRectangle - origin) |
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"Created: 26.5.1996 / 16:48:33 / cg" |
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! ! |
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!TranslatingWrapper class methodsFor:'documentation'! |
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version |
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^ '$Header: /cvs/stx/stx/libview2/StrokingWrapper.st,v 1.10 1996-05-28 22:43:43 cg Exp $' |
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! ! |