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gitk: Fix clicks on arrows on line ends

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With the new representation of the graph lines, this turns out
much simpler now.

Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Paul Mackerras 2006-02-28 10:02:03 +11:00
parent 9f1afe05c3
commit f634248052
1 changed files with 13 additions and 54 deletions
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67
gitk
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@ -2918,65 +2918,26 @@ proc linehover {} {
}
proc clickisonarrow {id y} {
global mainline mainlinearrow sidelines lthickness
global lthickness idrowranges
set thresh [expr {2 * $lthickness + 6}]
if {[info exists mainline($id)]} {
if {$mainlinearrow($id) ne "none"} {
if {abs([lindex $mainline($id) 1] - $y) < $thresh} {
return "up"
}
}
}
if {[info exists sidelines($id)]} {
foreach ls $sidelines($id) {
set coords [lindex $ls 0]
set arrow [lindex $ls 2]
if {$arrow eq "first" || $arrow eq "both"} {
if {abs([lindex $coords 1] - $y) < $thresh} {
return "up"
}
}
if {$arrow eq "last" || $arrow eq "both"} {
if {abs([lindex $coords end] - $y) < $thresh} {
return "down"
}
}
set n [expr {[llength $idrowranges($id)] - 1}]
for {set i 1} {$i < $n} {incr i} {
set row [lindex $idrowranges($id) $i]
if {abs([yc $row] - $y) < $thresh} {
return $i
}
}
return {}
}
proc arrowjump {id dirn y} {
global mainline sidelines canv canv2 canv3
proc arrowjump {id n y} {
global idrowranges canv
set yt {}
if {$dirn eq "down"} {
if {[info exists mainline($id)]} {
set y1 [lindex $mainline($id) 1]
if {$y1 > $y} {
set yt $y1
}
}
if {[info exists sidelines($id)]} {
foreach ls $sidelines($id) {
set y1 [lindex $ls 0 1]
if {$y1 > $y && ($yt eq {} || $y1 < $yt)} {
set yt $y1
}
}
}
} else {
if {[info exists sidelines($id)]} {
foreach ls $sidelines($id) {
set y1 [lindex $ls 0 end]
if {$y1 < $y && ($yt eq {} || $y1 > $yt)} {
set yt $y1
}
}
}
}
if {$yt eq {}} return
# 1 <-> 2, 3 <-> 4, etc...
set n [expr {(($n - 1) ^ 1) + 1}]
set row [lindex $idrowranges($id) $n]
set yt [yc $row]
set ymax [lindex [$canv cget -scrollregion] 3]
if {$ymax eq {} || $ymax <= 0} return
set view [$canv yview]
@ -2985,9 +2946,7 @@ proc arrowjump {id dirn y} {
if {$yfrac < 0} {
set yfrac 0
}
$canv yview moveto $yfrac
$canv2 yview moveto $yfrac
$canv3 yview moveto $yfrac
allcanvs yview moveto $yfrac
}
proc lineclick {x y id isnew} {