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REBOL [
title: "REBtris"
author: "Frank Sievertsen"
version: 1.0.2
date: 2-Apr-2001 ;30-Jul-2000
copyright: "Freeware"
]
rebtris: context [
field-size: 10x20
stone-size: 20x20
stones: {
xxxx
xxx
x
xxx
x
xxx
x
xx
xx
xx
xx
xx
xx
}
walls: none
lay: none
pan: none
stone: none
akt-falling: none
stoning: none
pause: no
points: 0
points-pane: none
level: 1
preview: none
start-button: none
new-start: func [/local ex col rnd] [
if not empty? preview/pane [hide preview/pane/1 insert pan/pane akt-falling: preview/pane/1 clear preview/pane ]
insert preview/pane make pick walls random length? walls []
preview/pane/1/parent-face: preview
ex: preview/pane/1/pane
col: poke 200.200.200 random 3 0
col: poke col random 3 0
forall ex [
change ex make first ex compose/deep [effect: [gradient 1x1 (col) (col / 2)]]
]
preview/pane/1/rotate/norot
preview/pane/1/offset: preview/size - preview/pane/1/size / 2
if not akt-falling [new-start exit]
akt-falling/parent-face: pan
akt-falling/offset: field-size * 1x0 / 2 - 1x0 * stone/size
points: points + level
show [points-pane preview pan akt-falling]
]
init: func [/local ex] [
walls: copy/deep [[]]
akt-column: akt-row: 1
layout [
stone: image (stone-size) 200.200.0 effect [gradient 1x1 200.200.0 100.100.0]
]
if not parse/all stones [newline tabs some [end-up | no-stone | one-stone | new-row | new-wall]]
[make error! [user message "parse error"]]
forall walls [
layout [
ex: box 100x100 with [
old-pos: none
rotate: func [/norot /local minx miny maxx maxy] [
foreach face pane [
if not norot [face/offset: reverse face/offset * -1x1]
if none? minx [
minx: face/offset/x
miny: face/offset/y
]
minx: min minx face/offset/x
miny: min miny face/offset/y
]
maxx: maxy: 0
foreach face pane [
face/offset/x: face/offset/x - minx
face/offset/y: face/offset/y - miny
maxx: max maxx face/offset/x
maxy: max maxy face/offset/y
]
size: stone/size + to-pair reduce [maxx maxy]
]
poses: func [/local out] [
out: make block! length? pane
foreach face pane [
append out offset + face/offset + face/size
]
out
]
legal?: func [/local val out] [
out: make block! length? pane
foreach val out: poses [
if any [
val/x > pan/size/x
val/y > pan/size/y
val/x < stone/size/x
val/y < stone/size/y
find stoning val
] [
restore-pos
return false
]
]
save-pos
out
]
del-line: func [num /local pos changed maxy] [
foreach pos poses [
either pos/y = num [
remove pane
changed: yes
] [
if pos/y < num [changed: yes pane/1/offset/y: pane/1/offset/y + stone/size/y]
pane: next pane
]
]
pane: head pane
if changed [
maxy: 0
foreach p pane [
maxy: max maxy p/offset/y
]
size/y: maxy + stone/size/y
show self
]
]
save-pos: func [] [
old-pos: make block! 2 + length? pane
repend/only old-pos [offset size]
foreach face pane [
repend/only old-pos [face/offset]
]
]
restore-pos: func [/local pos] [
if not old-pos [exit]
set [offset size] first old-pos
pos: next old-pos
foreach face pane [
face/offset: pos/1/1
pos: next pos
]
]
]
]
ex/pane: copy []
foreach pos first walls [
append ex/pane make stone [offset: pos - 1x1 * stone/size]
]
change walls ex
stoning: copy []
]
walls: head walls
lay: layout [
backdrop effect [gradient 1x1 100.100.100 0.0.0]
panel 0.0.0 effect [gradient 0x1 100.0.0 0.80.0] edge [color: gray size: 1x1] [
size (field-size * stone/size)
sens: sensor 1x1 rate 2 feel [
engage: func [face action event /local tmp] [
switch action [
time [
if pause [exit]
if akt-falling [
akt-falling/offset: akt-falling/offset + (stone/size * 0x1)
if not akt-falling/legal? [
show akt-falling
append stoning tmp: akt-falling/legal?
check-lines
new-start
if not akt-falling/legal? [akt-falling: none start-button/text: "Start" show start-button]
eat-queue
exit
]
show akt-falling
]
]
]
]
]
]
return
banner "REBtris"
space 6x4
vh1 "Frank Sievertsen" with [font: [size: 12]]
panel 0.0.0 [
size (stone/size * 5x4)
]
start-button: btn 100 "Start" [
either akt-falling
[start-button/text: "Start" show start-button akt-falling: none]
[sens/rate: 2 show sens start-button/text: "Stop" show start-button pause: no points: 0 if points-pane [show points-pane] clear pan/pane clear stoning show pan new-start]
]
btn 100 "Pause" sky [pause: not pause]
pad 0x10
vh1 "Level:"
level-pane: banner "888" feel [
redraw: func [face] [face/text: to-string level]
] with [font: [align: 'left]]
vh1 "Points:"
points-pane: banner "88888888" feel [
redraw: func [face /local mem tmp] [
mem: [1]
if mem/1 < (tmp: to-integer points / 1000) [level: level + 1 show level-pane sens/rate: level + 1 show sens]
mem/1: tmp
face/text: to-string points
]
] with [font: [align: 'left]]
pad 0x10
vtext 100x40 "Use cursor keys to control stones."
]
lay/feel: make lay/feel [
detect: func [face event] [
if event/type = 'down [system/view/focal-face: none]
event
]
]
pan: lay/pane/2
if not pan/pane [pan/pane: copy []]
preview: lay/pane/5
if not preview/pane [preview/pane: copy []]
remove find pan/pane sens
insert lay/pane sens
]
check-lines: func [/local lines full tmp pos] [
lines: head insert/dup make block! field-size/y 0 field-size/y
full: copy []
foreach e stoning [
e: e / stone/size
poke lines e/y tmp: (pick lines e/y) + 1
if tmp = field-size/x [append full e/y]
]
sort full
foreach e full [
foreach face pan/pane [
face/del-line e * stone/size/y
]
pos: pan/pane
forall pos [
while [all [not tail? pos empty? pos/1/pane]]
[hide pos/1 remove pos]
]
points: 100 + points
show points-pane
]
clear stoning
foreach face pan/pane [
append stoning face/poses
]
]
akt-column: akt-row: 1
tabs: [some "^(tab)"]
end-up: [newline tab end]
no-stone: [" "
(akt-column: akt-column + 1)
]
one-stone: ["x"
(append/only last walls to-pair reduce [akt-column akt-row])
(akt-column: akt-column + 1)
]
new-row: [newline tabs
(akt-row: akt-row + 1)
(akt-column: 1)
]
new-wall: [newline newline tabs
(akt-row: akt-column: 1)
(append/only walls copy [])
]
eat-queue: func [/local port] [
port: open [scheme: 'event]
while [wait [port 0]] [error? try [first port]]
close port
]
]
insert-event-func func [face event] bind [
if all [
event/type = 'key
not system/view/focal-face
find [up down left right #"p"] event/key
akt-falling
(not pause) or (event/key = #"p")
] [
switch event/key [
left [akt-falling/offset: akt-falling/offset - (stone/size * 1x0)]
right [akt-falling/offset: akt-falling/offset + (stone/size * 1x0)]
down [akt-falling/offset: akt-falling/offset + (stone/size * 0x1)]
up [akt-falling/rotate]
#"p" [pause: not pause]
]
akt-falling/legal?
show akt-falling
return none
]
event
] in rebtris 'self
if any [not system/script/args empty? form system/script/args] [
random/seed now
rebtris/init
view rebtris/lay
] |
