--- /dev/null
+! Copyright (C) 2017 John Benediktsson
+! See http://factorcode.org/license.txt for BSD license
+
+USING: accessors arrays assocs calendar colors.constants
+combinators combinators.short-circuit destructors formatting fry
+images.loader kernel locals math math.order math.parser
+namespaces opengl opengl.textures random sequences timers ui
+ui.commands ui.gadgets ui.gadgets.toolbar ui.gadgets.tracks
+ui.gadgets.worlds ui.gestures ui.pens.solid ui.render words ;
+
+IN: minesweeper
+
+CONSTANT: neighbors {
+ { -1 -1 } { -1 0 } { -1 1 }
+ { 0 -1 } { 0 1 }
+ { 1 -1 } { 1 0 } { 1 1 }
+}
+
+SYMBOLS: +flagged+ +question+ +clicked+ ;
+
+TUPLE: cell #adjacent mined? state ;
+
+: make-cells ( rows cols -- cells )
+ '[ _ [ cell new ] replicate ] replicate ;
+
+:: cell-at ( cells row col -- cell/f )
+ row cells ?nth [ col swap ?nth ] [ f ] if* ;
+
+: cells-dim ( cells -- rows cols )
+ [ length ] [ first length ] bi ;
+
+: unmined-cell ( cells -- cell )
+ f [ dup mined?>> ] [ drop dup random random ] do while nip ;
+
+: #mines ( cells -- n )
+ [ [ mined?>> ] count ] map-sum ;
+
+: #flagged ( cells -- n )
+ [ [ state>> +flagged+ = ] count ] map-sum ;
+
+: #mines-remaining ( cells -- n )
+ [ #mines ] [ #flagged ] bi - ;
+
+: place-mines ( cells n -- cells )
+ [ dup unmined-cell t >>mined? drop ] times ;
+
+: adjacent-mines ( cells row col -- #mines )
+ neighbors [
+ first2 [ + ] bi-curry@ bi* cell-at
+ [ mined?>> ] [ f ] if*
+ ] with with with count ;
+
+:: each-cell ( ... cells quot: ( ... row col cell -- ... ) -- ... )
+ cells [| row |
+ [| cell col | row col cell quot call ] each-index
+ ] each-index ; inline
+
+:: update-counts ( cells -- cells )
+ cells [| row col cell |
+ cells row col adjacent-mines cell #adjacent<<
+ ] each-cell cells ;
+
+: reset-cells ( cells -- cells )
+ [ cells-dim make-cells ] [ #mines place-mines ] bi update-counts ;
+
+: won? ( cells -- ? )
+ [ [ { [ state>> +clicked+ = ] [ mined?>> ] } 1|| ] all? ] all? ;
+
+: lost? ( cells -- ? )
+ [ [ { [ state>> +clicked+ = ] [ mined?>> ] } 1&& ] any? ] any? ;
+
+: game-over? ( cells -- ? )
+ { [ lost? ] [ won? ] } 1|| ;
+
+: new-game? ( cells -- ? )
+ [ [ state>> +clicked+ = ] any? ] any? not ;
+
+DEFER: click-cell-at
+
+:: click-cells-around ( cells row col -- )
+ neighbors [
+ first2 [ row + ] [ col + ] bi* :> ( row' col' )
+ cells row' col' cell-at [
+ { [ mined?>> ] [ state>> +question+ = ] } 1|| [
+ cells row' col' click-cell-at drop
+ ] unless
+ ] when*
+ ] each ;
+
+:: click-cell-at ( cells row col -- ? )
+ cells row col cell-at [
+ cells new-game? [
+ ! first click shouldn't be a mine
+ dup mined?>> [
+ cells unmined-cell t >>mined? drop f >>mined?
+ cells update-counts drop
+ ] when
+ ] when
+ dup state>> { +clicked+ +flagged+ } member? [ drop f ] [
+ +clicked+ >>state
+ { [ mined?>> not ] [ #adjacent>> 0 = ] } 1&& [
+ cells row col click-cells-around
+ ] when t
+ ] if
+ ] [ f ] if* ;
+
+:: mark-cell-at ( cells row col -- ? )
+ cells row col cell-at [
+ dup state>> {
+ { +clicked+ [ +clicked+ ] }
+ { +flagged+ [ +question+ ] }
+ { +question+ [ f ] }
+ { f [ +flagged+ ] }
+ } case >>state drop t
+ ] [ f ] if* ;
+
+TUPLE: grid-gadget < gadget cells timer textures start end ;
+
+:: <grid-gadget> ( rows cols mines -- gadget )
+ grid-gadget new
+ rows cols make-cells
+ mines place-mines update-counts >>cells
+ H{ } clone >>textures
+ dup '[ _ relayout-1 ] f 1 seconds <timer> >>timer
+ COLOR: gray <solid> >>interior ;
+
+M: grid-gadget graft*
+ [ timer>> start-timer ] [ call-next-method ] bi ;
+
+M: grid-gadget ungraft*
+ [
+ dup find-gl-context
+ [ values dispose-each H{ } clone ] change-textures
+ timer>> stop-timer
+ ] [ call-next-method ] bi ;
+
+M: grid-gadget pref-dim*
+ cells>> cells-dim [ 32 * ] bi@ swap 58 + 2array ;
+
+:: cell-image-path ( cell game-over? -- image-path )
+ game-over? cell mined?>> and [
+ cell state>> +clicked+ = "mineclicked.gif" "mine.gif" ?
+ ] [
+ cell state>>
+ {
+ { +question+ [ "question.gif" ] }
+ { +flagged+ [ game-over? "misflagged.gif" "flagged.gif" ? ] }
+ { +clicked+ [
+ cell mined?>> [
+ "mine.gif"
+ ] [
+ cell #adjacent>> 0 or number>string
+ "open" ".gif" surround
+ ] if ] }
+ { f [ "blank.gif" ] }
+ } case
+ ] if "vocab:minesweeper/_resources/" prepend ;
+
+: digit-image-path ( ch -- image-path )
+ "vocab:minesweeper/_resources/digit%c.gif" sprintf ;
+
+:: smiley-image-path ( won? lost? clicking? -- image-path )
+ {
+ { [ lost? ] [ "vocab:minesweeper/_resources/smileylost.gif" ] }
+ { [ won? ] [ "vocab:minesweeper/_resources/smileywon.gif" ] }
+ { [ clicking? ] [ "vocab:minesweeper/_resources/smileyuhoh.gif" ] }
+ [ "vocab:minesweeper/_resources/smiley.gif" ]
+ } cond ;
+
+: cached-texture ( path gadget -- texture )
+ textures>> [ load-image { 0 0 } <texture> ] cache ;
+
+:: draw-mines ( n gadget -- )
+ n "%03d" sprintf [
+ 26 * 3 + 6 2array [
+ digit-image-path gadget cached-texture
+ { 26 46 } swap draw-scaled-texture
+ ] with-translation
+ ] each-index ;
+
+:: draw-smiley ( gadget -- )
+ gadget pref-dim first :> width
+ width 2/ 26 - 3 2array [
+ gadget cells>> won?
+ gadget cells>> lost?
+ hand-buttons get-global empty? not
+ gadget hand-click-rel second 58 >= and
+ smiley-image-path
+ gadget cached-texture { 52 52 } swap draw-scaled-texture
+ ] with-translation ;
+
+:: draw-timer ( n gadget -- )
+ gadget pref-dim first :> width
+ n "%03d" sprintf [
+ 3 swap - 26 * width swap - 3 - 6 2array [
+ digit-image-path gadget cached-texture
+ { 26 46 } swap draw-scaled-texture
+ ] with-translation
+ ] each-index ;
+
+:: draw-cells ( gadget -- )
+ gadget cells>> game-over? :> game-over?
+ gadget cells>> [| row col cell |
+ col row [ 32 * ] bi@ 58 + 2array [
+ cell game-over? cell-image-path
+ gadget cached-texture
+ { 32 32 } swap draw-scaled-texture
+ ] with-translation
+ ] each-cell ;
+
+:: elapsed-time ( gadget -- n )
+ gadget start>> [
+ gadget end>> now or swap time- duration>seconds
+ ] [ 0 ] if* ;
+
+M: grid-gadget draw-gadget*
+ {
+ [ cells>> #mines-remaining ]
+ [ draw-mines ]
+ [ draw-smiley ]
+ [ elapsed-time ]
+ [ draw-timer ]
+ [ draw-cells ]
+ } cleave ;
+
+:: on-click ( gadget -- )
+ gadget hand-rel first2 :> ( w h )
+ h 58 < [
+ h 3 55 between?
+ gadget pref-dim first 2/ w - abs 26 < and [
+ gadget [ reset-cells ] change-cells
+ f >>start f >>end relayout-1
+ ] when
+ ] [
+ h 58 - w [ 32 /i ] bi@ :> ( row col )
+ gadget cells>> :> cells
+ cells game-over? [
+ cells row col click-cell-at [
+ gadget start>> [ now gadget start<< ] unless
+ cells game-over? [ now gadget end<< ] when
+ gadget relayout-1
+ ] when
+ ] unless
+ ] if ;
+
+:: on-mark ( gadget -- )
+ gadget hand-rel first2 :> ( w h )
+ h 58 >= [
+ h 58 - w [ 32 /i ] bi@ :> ( row col )
+ gadget cells>> :> cells
+ cells game-over? [
+ cells row col mark-cell-at [
+ gadget start>> [ now gadget start<< ] unless
+ cells game-over? [ now gadget end<< ] when
+ gadget relayout-1
+ ] when
+ ] unless
+ ] when ;
+
+: new-game ( gadget rows cols mines -- )
+ [ make-cells ] dip place-mines update-counts >>cells
+ f >>start f >>end relayout-window ;
+
+: com-easy ( gadget -- ) 7 7 10 new-game ;
+
+: com-medium ( gadget -- ) 15 15 40 new-game ;
+
+: com-hard ( gadget -- ) 15 30 99 new-game ;
+
+grid-gadget "toolbar" f {
+ { T{ key-down { sym "1" } } com-easy }
+ { T{ key-down { sym "2" } } com-medium }
+ { T{ key-down { sym "3" } } com-hard }
+} define-command-map
+
+grid-gadget "gestures" [
+ {
+ { T{ button-down { # 1 } } [ relayout-1 ] }
+ { T{ button-up { # 1 } } [ on-click ] }
+ { T{ button-up { # 3 } } [ on-mark ] }
+ { T{ key-down { sym " " } } [ on-mark ] }
+ } assoc-union
+] change-word-prop
+
+TUPLE: minesweeper-gadget < track ;
+
+: <minesweeper-gadget> ( -- gadget )
+ vertical minesweeper-gadget new-track
+ 7 7 10 <grid-gadget>
+ [ <toolbar> format-toolbar f track-add ]
+ [ 1 track-add ] bi ;
+
+M: minesweeper-gadget focusable-child* children>> second ;
+
+MAIN-WINDOW: run-minesweeper {
+ { title "Minesweeper" }
+ { window-controls
+ { normal-title-bar close-button minimize-button } }
+ } <minesweeper-gadget> >>gadgets ;
projects / factor.git / commitdiff
