--- a/Arrow.st Sun May 12 23:41:46 1996 +0200
+++ b/Arrow.st Sun May 12 23:50:20 1996 +0200
@@ -232,7 +232,7 @@
"display the receiver in the graphicsContext, aGC"
|arrowHeadPoint len pos angle point grad xDis yDis
- savedLineStyle|
+ savedLineStyle atn|
super displayStrokedOn:aGC.
@@ -262,8 +262,10 @@
point x = 0
ifTrue: [grad := 9999999]
ifFalse: [grad := point y / point x].
- xDis := len * (angle - grad arcTan) cos.
- yDis := len * (angle - grad arcTan) sin.
+
+ atn := grad arcTan.
+ xDis := len * (angle - atn) cos.
+ yDis := len * (angle - atn) sin.
point x = 0
ifTrue: [point y > 0
ifTrue: [pos := point x + xDis @ (point y - yDis)]
@@ -274,8 +276,8 @@
aGC displayLineFrom:arrowHeadPoint to:startPoint + pos.
- xDis := len * (angle + grad arcTan) cos.
- yDis := len * (angle + grad arcTan) sin.
+ xDis := len * (angle + atn) cos.
+ yDis := len * (angle + atn) sin.
point x = 0
ifTrue: [point y > 0
ifTrue: [pos := point x + xDis @ (point y + yDis)]
@@ -297,12 +299,12 @@
"
"Created: 12.5.1996 / 22:54:11 / cg"
- "Modified: 12.5.1996 / 23:39:02 / cg"
+ "Modified: 12.5.1996 / 23:49:47 / cg"
! !
!Arrow class methodsFor:'documentation'!
version
- ^ '$Header: /cvs/stx/stx/libbasic2/Arrow.st,v 1.3 1996-05-12 21:41:46 cg Exp $'
+ ^ '$Header: /cvs/stx/stx/libbasic2/Arrow.st,v 1.4 1996-05-12 21:50:20 cg Exp $'
! !
Arrow initialize!