game-of-life: implement scrolling and resizable windows.

windows-high-dpi
John Benediktsson 2018-03-09 14:24:50 -08:00
parent 17eabacd2b
commit efb2f0ed55
1 changed files with 58 additions and 22 deletions

View File

@ -2,20 +2,16 @@
! See http://factorcode.org/license.txt for BSD license
USING: accessors arrays assocs bit-arrays calendar circular
colors.constants fry kernel locals math math.order namespaces
opengl random sequences timers ui ui.commands ui.gadgets
ui.gadgets.toolbar ui.gadgets.tracks ui.gestures ui.render words
;
colors.constants combinators fry kernel locals math math.order
math.ranges namespaces opengl random sequences timers ui
ui.commands ui.gadgets ui.gadgets.toolbar ui.gadgets.tracks
ui.gestures ui.render words ;
IN: game-of-life
: make-grid ( rows cols -- grid )
'[ _ <bit-array> <circular> ] replicate <circular> ;
: glider ( grid -- grid )
{ { 2 1 } { 3 2 } { 1 3 } { 2 3 } { 3 3 } }
[ first2 pick nth t -rot set-nth ] each ;
: grid-dim ( grid -- rows cols )
[ length ] [ first length ] bi ;
@ -50,11 +46,12 @@ CONSTANT: neighbors {
] each-index
] each-index ;
TUPLE: grid-gadget < gadget grid timer ;
TUPLE: grid-gadget < gadget grid size timer ;
: <grid-gadget> ( grid -- gadget )
grid-gadget new
swap >>grid
20 >>size
dup '[ _ [ grid>> next-step ] [ relayout-1 ] bi ]
f 1/5 seconds <timer> >>timer ;
@ -65,46 +62,81 @@ M: grid-gadget ungraft*
[ timer>> stop-timer ] [ call-next-method ] bi ;
M: grid-gadget pref-dim*
grid>> grid-dim [ 20 * ] bi@ 2array ;
[ grid>> grid-dim ] [ size>> '[ _ * ] bi@ 2array ] bi ;
:: update-grid ( gadget -- )
gadget dim>> first2 :> ( w h )
gadget size>> :> size
h w [ size /i ] bi@ :> ( new-rows new-cols )
gadget grid>> :> grid
grid grid-dim :> ( rows cols )
rows new-rows = not
cols new-cols = not or [
new-rows new-cols make-grid :> new-grid
rows new-rows min <iota> [| j |
cols new-cols min <iota> [| i |
i j grid nth nth
i j new-grid nth set-nth
] each
] each
new-grid gadget grid<<
] when ;
:: draw-cells ( gadget -- )
COLOR: black gl-color
gadget size>> :> size
gadget grid>> [| row j |
row [| cell i |
cell [
i j [ 20 * ] bi@ 2array { 20 20 } gl-fill-rect
i j [ size * ] bi@ 2array { size size } gl-fill-rect
] when
] each-index
] each-index ;
:: draw-lines ( gadget -- )
gadget pref-dim first2 :> ( w h )
gadget size>> :> size
gadget grid>> grid-dim :> ( rows cols )
COLOR: gray gl-color
rows <iota> [| j |
j 20 * :> y
cols rows [ size * ] bi@ :> ( w h )
rows [0,b] [| j |
j size * :> y
{ 0 y } { w y } gl-line
cols <iota> [| i |
i 20 * :> x
cols [0,b] [| i |
i size * :> x
{ x 0 } { x h } gl-line
] each
] each ;
M: grid-gadget draw-gadget*
[ draw-cells ] [ draw-lines ] bi ;
[ update-grid ] [ draw-cells ] [ draw-lines ] tri ;
:: on-click ( gadget -- )
gadget hand-rel first2 [ 20 /i ] bi@ :> ( i j )
i j [ 0 19 between? ] bi@ and [
gadget size>> :> size
gadget grid>> grid-dim :> ( rows cols )
gadget hand-rel first2 [ size /i ] bi@ :> ( i j )
i 0 cols 1 - between?
j 0 rows 1 - between? and [
i j gadget grid>> nth [ not ] change-nth
] when gadget relayout-1 ;
:: on-drag ( gadget -- )
gadget hand-rel first2 [ 20 /i ] bi@ :> ( i j )
i j [ 0 19 between? ] bi@ and [
gadget size>> :> size
gadget grid>> grid-dim :> ( rows cols )
gadget hand-rel first2 [ size /i ] bi@ :> ( i j )
i 0 cols 1 - between?
j 0 rows 1 - between? and [
t i j gadget grid>> nth set-nth
] when gadget relayout-1 ;
: on-scroll ( gadget -- )
[
scroll-direction get second {
{ [ dup 0 > ] [ 2 ] }
{ [ dup 0 < ] [ -2 ] }
[ 0 ]
} cond nip + 4 30 clamp
] change-size relayout-1 ;
:: com-play ( gadget -- )
gadget timer>> thread>> [
gadget timer>> start-timer
@ -128,7 +160,9 @@ M: grid-gadget draw-gadget*
gadget relayout-1 ;
:: com-glider ( gadget -- )
gadget grid>> glider drop
gadget grid>> :> grid
{ { 2 1 } { 3 2 } { 1 3 } { 2 3 } { 3 3 } }
[ first2 grid nth t -rot set-nth ] each
gadget relayout-1 ;
grid-gadget "toolbar" f {
@ -142,8 +176,10 @@ grid-gadget "toolbar" f {
grid-gadget "gestures" [
{
{ T{ key-down f { A+ } "F" } [ toggle-fullscreen ] }
{ T{ button-down { # 1 } } [ on-click ] }
{ T{ drag { # 1 } } [ on-drag ] }
{ mouse-scroll [ on-scroll ] }
} assoc-union
] change-word-prop