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ui.gadgets.slate: add some gesture handling for processing demos

db4
Eduardo Cavazos 2008-03-31 15:29:22 -06:00
parent 01d0ab20c6
commit 4181728eca
1 changed files with 102 additions and 2 deletions
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104
extra/ui/gadgets/slate/slate.factor
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@ -3,7 +3,11 @@ USING: kernel namespaces opengl ui.render ui.gadgets ;
IN: ui.gadgets.slate
TUPLE: slate action dim graft ungraft ;
TUPLE: slate action dim graft ungraft
button-down
button-up
key-down
key-up ;
: <slate> ( action -- slate )
slate construct-gadget
@ -19,4 +23,100 @@ M: slate draw-gadget* ( slate -- )
M: slate graft* ( slate -- ) slate-graft call ;
M: slate ungraft* ( slate -- ) slate-ungraft call ;
M: slate ungraft* ( slate -- ) slate-ungraft call ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SYMBOL: key-pressed-value
: key-pressed? ( -- ? ) key-pressed-value get ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SYMBOL: mouse-pressed-value
: mouse-pressed? ( -- ? ) mouse-pressed-value get ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SYMBOL: key-value
: key ( -- key ) key-value get ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
SYMBOL: button-value
: button ( -- val ) button-value get ;
! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
USING: combinators ui.gestures accessors ;
! M: slate handle-gesture* ( gadget gesture delegate -- ? )
! drop nip
! {
! {
! [ dup key-down? ]
! [
! key-down-sym key-value set
! key-pressed-value on
! t
! ]
! }
! { [ dup key-up? ] [ drop key-pressed-value off t ] }
! {
! [ dup button-down? ]
! [
! button-down-# mouse-button-value set
! mouse-pressed-value on
! t
! ]
! }
! { [ dup button-up? ] [ drop mouse-pressed-value off t ] }
! { [ t ] [ drop t ] }
! }
! cond ;
M: slate handle-gesture* ( gadget gesture delegate -- ? )
rot drop swap ! delegate gesture
{
{
[ dup key-down? ]
[
key-down-sym key-value set
key-pressed-value on
key-down>> dup [ call ] [ drop ] if
t
]
}
{
[ dup key-up? ]
[
key-pressed-value off
drop
key-up>> dup [ call ] [ drop ] if
t
] }
{
[ dup button-down? ]
[
button-down-# button-value set
mouse-pressed-value on
button-down>> dup [ call ] [ drop ] if
t
]
}
{
[ dup button-up? ]
[
mouse-pressed-value off
drop
button-up>> dup [ call ] [ drop ] if
t
]
}
{ [ t ] [ 2drop t ] }
}
cond ;