"

 COPYRIGHT (c) 2006 by eXept Software AG

              All Rights Reserved

 This software is furnished under a license and may be used

 only in accordance with the terms of that license and with the

 inclusion of the above copyright notice.   This software may not

 be provided or otherwise made available to, or used by, any

 other person.  No title to or ownership of the software is

 hereby transferred.

"

"{ Package: 'stx:libtool' }"

"{ NameSpace: Tools }"

CodeViewService subclass:#BreakpointService

	instanceVariableNames:'breakpoints'

	classVariableNames:''

	poolDictionaries:''

	category:'Interface-CodeView'

!

!BreakpointService class methodsFor:'documentation'!

copyright

"

 COPYRIGHT (c) 2006 by eXept Software AG

              All Rights Reserved

 This software is furnished under a license and may be used

 only in accordance with the terms of that license and with the

 inclusion of the above copyright notice.   This software may not

 be provided or otherwise made available to, or used by, any

 other person.  No title to or ownership of the software is

 hereby transferred.

"

! !

!BreakpointService methodsFor:'event handling'!

buttonPress: button x:x y:y in: view

    codeView methodHolder value isNil ifTrue:[^false].

    view == gutterView ifTrue:[

        button == 1 ifTrue:[

            self setOrToggleBreakpointAtLine: (textView yVisibleToLineNr:y).

            ^true.

        ].

        button == 3 ifTrue:[

            ^true.

        ]

    ].

    ^false

    "Created: / 17-06-2011 / 13:05:22 / Jan Vrany <jan.vrany@fit.cvut.cz>"

    "Modified: / 28-06-2011 / 08:31:39 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!BreakpointService methodsFor:'initialization'!

initialize

    super initialize.

    breakpoints := OrderedCollection new.

    "Created: / 17-06-2011 / 13:49:12 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!BreakpointService methodsFor:'private'!

breakpointAtLine:line

    | pos |    

    pos := textView characterPositionOfLine:line col:1.

    ^ breakpoints ? #() detect:[:each | each position = pos ] ifNone:[ nil ]

    "Modified: / 17-06-2011 / 13:59:17 / Jan Vrany <jan.vrany@fit.cvut.cz>"

!

setOrToggleBreakpointAtLine:line 

    |pos bpnt|

    pos := textView characterPositionOfLine:line col:1.

    bpnt := self breakpointAtLine:line.

    bpnt isNil 

        ifTrue:

            [ breakpoints add:((Breakpoint new)

                        position:pos;

                        line:line) ]

        ifFalse:[ bpnt toggle. ].

    gutterView redrawLine:line.

    "Created: / 17-06-2011 / 13:45:22 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!BreakpointService methodsFor:'redrawing'!

drawLine:lineNo in: view atX:x y:y width: w height:h from:startCol to:endColOrNil with:fg and:bg

    "Called by both gutterView and textView (well, not yet) to

     allow services to draw custom things on text view.

     Ask JV what the args means if unsure (I'm lazy to document

     them, now it is just an experiment...)"

    | bpnt icon dx dy |

    codeView methodHolder value isNil ifTrue:[^self].

    view == gutterView ifTrue:[

    bpnt := self breakpointAtLine: lineNo.

    bpnt isNil ifTrue:[^self].

    icon := bpnt icon.

    icon isNil ifTrue:[^self].

    dx := ((w - icon width)  / 2) rounded.

    dy := ((h - icon height) / 2) rounded.

    icon displayOn: view x: x+dx y: y-h+dy+4"TODO: Magic constant".

    ].

    "Created: / 17-06-2011 / 13:52:52 / Jan Vrany <jan.vrany@fit.cvut.cz>"

! !

!BreakpointService class methodsFor:'documentation'!

version_CVS

    ^ '$Header: /cvs/stx/stx/libtool/Tools__BreakpointService.st,v 1.1 2011-07-01 13:20:40 cg Exp $'

!

version_SVN

    ^ '§Id§'

! !