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Overview
Comment: | reapplied patch for ticket [36481a3e08] |
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Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
e95304b5ba14658c770575a22f106143 |
User & Date: | chw 2019-07-10 13:05:52 |
References
2019-07-10
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13:06 | • Ticket [36481a3e08] Make tkp::matrix::rotate accept angles in degrees too status still Review with 3 other changes artifact: e4c55cb119 user: chw | |
Context
2019-07-12
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04:20 | add tk upstream changes check-in: bc74183392 user: chw tags: trunk | |
2019-07-10
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13:05 | reapplied patch for ticket [36481a3e08] check-in: e95304b5ba user: chw tags: trunk | |
04:34 | better fixes for ticket [36481a3e08] check-in: d5b30d3ec3 user: chw tags: trunk | |
Changes
Changes to jni/tkpath/library/tkpath.tcl.
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# angle Angle in radians or degrees (with "d" suffix) # cx X-center coordinate # cy Y-center coordinate # Results: # The transformation matrix. proc ::tkp::matrix::rotate {angle {cx 0} {cy 0}} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] / 0.017453292519943295}] } set myCos [expr {cos($angle)}] set mySin [expr {sin($angle)}] if {$cx == 0 && $cy == 0} { return [list [list $myCos $mySin] [list [expr {-1.*$mySin}] $myCos] {0 0}] } return [list [list $myCos $mySin] [list [expr {-1.*$mySin}] $myCos] \ ................................................................................ # cy Y-center coordinate # fx 1 no flip, -1 horizontal flip # fy 1 no flip, -1 vertical flip # Results: # The transformation matrix. proc ::tkp::matrix::rotateflip {{angle 0} {cx 0} {cy 0} {fx 1} {fy 1}} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] / 0.017453292519943295}] } set myCos [expr {cos($angle)}] set mySin [expr {sin($angle)}] if {$cx == 0 && $cy == 0} { return [list [list [expr {$fx*$myCos}] [expr {$fx*$mySin}]] \ [list [expr {-1.*$mySin*$fy}] [expr {$myCos*$fy}]] {0 0}] } ................................................................................ # ::tkp::matrix::skewx -- # Arguments: # angle Angle in radians or degrees (with "d" suffix) # Results: # The transformation matrix. proc ::tkp::matrix::skewx {angle} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] / 0.017453292519943295}] } return [list {1 0} [list [expr {tan($angle)}] 1] {0 0}] } # ::tkp::matrix::skewy -- # Arguments: # angle Angle in radians or degrees (with "d" suffix) # Results: # The transformation matrix. proc ::tkp::matrix::skewy {angle} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] / 0.017453292519943295}] } return [list [list 1 [expr {tan($angle)}]] {0 1} {0 0}] } # ::tkp::matrix::move -- # Arguments: # dx Difference in x direction ................................................................................ # cy center y coordinate # a angle in radians or degrees (with "d" suffix) # d ... distances # Results: # Return points at given distances on a ray from center x,y to angle a. proc ::tkp::path::cg::xyad2p {cx cy a d args} { if {[string match "*d" $a]} { set a [expr {[string range $a 0 end-1] / 0.017453292519943295}] } lmap d [concat $d $args] { list [expr {$cx + $d * cos($a)}] [expr {$cy - $d * sin($a)}] } } # ::tkp::path::cg::xyra2p ................................................................................ # cy center y coordinate # r radius # a angle in radians or degrees (with "d" suffix) # Results: # Return points forming angle a on a circle with radius r. proc ::tkp::path::cg::xyra2p {cx cy r a args} { if {[string match "*d" $a]} { set a [expr {[string range $a 0 end-1] / 0.017453292519943295}] } lmap a [concat $a $args] { list [expr {$cx + $r * cos($a)}] [expr {$cy - $r * sin($a)}] } } # ::tkp::path::ellipse -- |
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# angle Angle in radians or degrees (with "d" suffix) # cx X-center coordinate # cy Y-center coordinate # Results: # The transformation matrix. proc ::tkp::matrix::rotate {angle {cx 0} {cy 0}} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] * 0.017453292519943295}] } set myCos [expr {cos($angle)}] set mySin [expr {sin($angle)}] if {$cx == 0 && $cy == 0} { return [list [list $myCos $mySin] [list [expr {-1.*$mySin}] $myCos] {0 0}] } return [list [list $myCos $mySin] [list [expr {-1.*$mySin}] $myCos] \ ................................................................................ # cy Y-center coordinate # fx 1 no flip, -1 horizontal flip # fy 1 no flip, -1 vertical flip # Results: # The transformation matrix. proc ::tkp::matrix::rotateflip {{angle 0} {cx 0} {cy 0} {fx 1} {fy 1}} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] * 0.017453292519943295}] } set myCos [expr {cos($angle)}] set mySin [expr {sin($angle)}] if {$cx == 0 && $cy == 0} { return [list [list [expr {$fx*$myCos}] [expr {$fx*$mySin}]] \ [list [expr {-1.*$mySin*$fy}] [expr {$myCos*$fy}]] {0 0}] } ................................................................................ # ::tkp::matrix::skewx -- # Arguments: # angle Angle in radians or degrees (with "d" suffix) # Results: # The transformation matrix. proc ::tkp::matrix::skewx {angle} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] * 0.017453292519943295}] } return [list {1 0} [list [expr {tan($angle)}] 1] {0 0}] } # ::tkp::matrix::skewy -- # Arguments: # angle Angle in radians or degrees (with "d" suffix) # Results: # The transformation matrix. proc ::tkp::matrix::skewy {angle} { if {[string match "*d" $angle]} { set angle [expr {[string range $angle 0 end-1] * 0.017453292519943295}] } return [list [list 1 [expr {tan($angle)}]] {0 1} {0 0}] } # ::tkp::matrix::move -- # Arguments: # dx Difference in x direction ................................................................................ # cy center y coordinate # a angle in radians or degrees (with "d" suffix) # d ... distances # Results: # Return points at given distances on a ray from center x,y to angle a. proc ::tkp::path::cg::xyad2p {cx cy a d args} { if {[string match "*d" $a]} { set a [expr {[string range $a 0 end-1] * 0.017453292519943295}] } lmap d [concat $d $args] { list [expr {$cx + $d * cos($a)}] [expr {$cy - $d * sin($a)}] } } # ::tkp::path::cg::xyra2p ................................................................................ # cy center y coordinate # r radius # a angle in radians or degrees (with "d" suffix) # Results: # Return points forming angle a on a circle with radius r. proc ::tkp::path::cg::xyra2p {cx cy r a args} { if {[string match "*d" $a]} { set a [expr {[string range $a 0 end-1] * 0.017453292519943295}] } lmap a [concat $a $args] { list [expr {$cx + $r * cos($a)}] [expr {$cy - $r * sin($a)}] } } # ::tkp::path::ellipse -- |