honeylisp/editor/mapedit.fnl

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(local GraphicsEditView (require :editor.gfxedit))
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(local style (require :core.style))
(local util (require :lib.util))
(local lume (require :lib.lume))
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(local {: mouse-inside : activate : active? : checkbox : textfield : textbutton} (util.require :editor.imstate))
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(local {: tilestrip-to-sprite} (util.require :editor.tiledraw))
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(local {: encode-yx} (util.require :game.tiles))
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(local MapEditView (GraphicsEditView:extend))
(local sprite-scale 3)
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(local mapw 20)
(local maph 12)
(local tilew (* sprite-scale 14))
(local tileh (* sprite-scale 16))
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(fn MapEditView.new [self filename]
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(MapEditView.super.new self)
(set self.sprite-scale sprite-scale)
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(set self.stripcache {})
(set self.mapfilename filename)
(self:reload))
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; map is stored bottom-to-top
(fn imap-from-xy [mx my]
(+ mx -1 (* mapw (- maph my))))
(fn update-map [map mx my itile]
(local imap (imap-from-xy mx my))
(local enctile
(bit.bor
(bit.lshift (bit.band (- itile 1) 0x07) 5)
(bit.rshift (bit.band (- itile 1) 0xf8) 3)))
(..
(map:sub 1 imap)
(string.char enctile)
(map:sub (+ imap 2))))
(fn MapEditView.itile-from-xy [self mx my]
(local imap (+ (imap-from-xy mx my) 1))
(local enctile (string.byte (self.level.map:sub imap imap)))
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(+ 1 (bit.bor
(bit.lshift (bit.band enctile 0x1f) 3)
(bit.rshift (bit.band enctile 0xe0) 5))))
(fn MapEditView.set-tile [self mx my itile]
(set self.level.map (update-map self.level.map mx my itile)))
(fn MapEditView.iobject-from-xy [self mx my ?iobj]
(local iobj (or ?iobj 1))
(local obj (. self.level.objects iobj))
(when obj
(if (and (= obj.x mx) (= obj.y my))
iobj
(self:iobject-from-xy mx my (+ iobj 1)))))
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(fn MapEditView.object [self] (. self.level.objects self.iobject))
(fn move-object [objects iobjectsrc iobjectdst]
(each [_ object (pairs objects)]
(when (= object.link iobjectsrc)
(set object.link iobjectdst)))
(tset objects iobjectdst (. objects iobjectsrc))
(tset objects iobjectsrc nil)
(when (. objects (+ iobjectsrc 1))
(move-object objects (+ iobjectsrc 1) iobjectsrc)))
(fn MapEditView.linking-obj [self] (. self.level.objects self.iobject-linking))
(fn MapEditView.draw-link-line [self x y iobjectSrc color toMouse?]
(local objectSrc (. self.level.objects iobjectSrc))
(local objectDest (. self.level.objects objectSrc.link))
(local coord (fn [c m d] (+ c (* (- m 1) d) (/ d 2))))
(local xStart (coord x objectSrc.x tilew))
(local yStart (coord y objectSrc.y tileh))
(when (or toMouse? objectDest)
(local xEnd (if toMouse? (love.mouse.getX) (coord x objectDest.x tilew)))
(local yEnd (if toMouse? (love.mouse.getY) (coord y objectDest.y tileh)))
(love.graphics.setColor (table.unpack color))
(love.graphics.line xStart yStart xEnd yEnd)
(love.graphics.circle :line xEnd yEnd (/ tilew 5))
(love.graphics.setColor 1 1 1)))
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(fn MapEditView.draw-tilestrip [self x y my]
; stripcache leaks but honestly who cares
(local tilestrip [])
(var stripid "")
(for [mx 1 mapw]
(local itile (self:itile-from-xy mx my))
(local tile (. self.tilecache.tiles itile :gfx))
(table.insert tilestrip tile)
(set stripid (.. stripid (string.char itile))))
(var sprite (. self.stripcache stripid))
(when (= sprite nil)
(set sprite (tilestrip-to-sprite tilestrip))
(tset self.stripcache stripid sprite))
(love.graphics.draw sprite x y 0 self.sprite-scale self.sprite-scale))
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(fn MapEditView.draw-map-editor [self x y]
(activate self :map x y (* tilew mapw) (* tileh maph))
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(var iobject-over nil)
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(for [my 1 maph]
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(local tiley (+ y (* (- my 1) tileh)))
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(self:draw-tilestrip x tiley my)
(for [mx 1 mapw]
(local tilex (+ x (* (- mx 1) tilew)))
(local itile (self:itile-from-xy mx my))
(local iobject (self:iobject-from-xy mx my))
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(when (= self.itile nil)
(each [_ player (ipairs [:jaye :neut])]
(match (. self.level player)
{:x mx :y my} (renderer.draw_text style.font player tilex tiley style.text)))
(love.graphics.setColor 1 1 1))
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(when (and (not= iobject nil) (= self.itile nil))
(love.graphics.setColor 1 0 (if (and (= self.itile nil) (= iobject self.iobject)) 1 0))
(love.graphics.setLineWidth 3)
(love.graphics.rectangle :line tilex tiley tilew tileh)
(love.graphics.setColor 1 1 1))
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(when (mouse-inside tilex tiley tilew tileh)
(when (not= iobject nil) (set iobject-over iobject))
(renderer.draw_text style.font (string.format "%x" (encode-yx {:x mx :y my})) tilex (+ tiley 15) style.text)
(love.graphics.setColor 1 1 1))
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(when (and self.itile (active? self :map) (mouse-inside tilex tiley tilew tileh) (not= itile self.itile))
(self:set-tile mx my self.itile))
(when (and (= self.itile nil) (active? self :map) (mouse-inside tilex tiley tilew tileh))
(match self.imstate.left
:pressed (set self.iobject-linking iobject)
:released
(if (and (not= iobject nil) (= self.iobject-linking iobject))
(set self.iobject iobject)
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(not= self.iobject-linking nil)
(tset (self:linking-obj) :link iobject)
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(not= self.playerpos nil)
(do (tset self.level self.playerpos {:x mx :y my})
(set self.playerpos nil))
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(= iobject nil)
(let [tile (self.tilecache:tile itile)]
(table.insert self.level.objects {:x mx :y my :func (or tile.word "")})
(set self.iobject (length self.level.objects))))))))
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(when (= self.itile nil)
(for [iobject 1 (length self.level.objects)]
(self:draw-link-line x y iobject [0 0 1 0.3]))
(when (not= iobject-over nil) (self:draw-link-line x y iobject-over [0 0.5 1] false))
(when (not= self.iobject-linking nil)
(if (= self.imstate.left :released) (set self.iobject-linking nil)
(self:draw-link-line x y self.iobject-linking [0 1 0] true)))))
(fn MapEditView.draw-object-editor [self x y]
(var y y)
(local object (self:object))
(set (object.func y) (textfield self "Word" object.func x y 100 200))
(set (object.name y) (textfield self "Name" object.name x (+ y 5) 100 200))
(set (object.linkword y) (textfield self "Link word" object.linkword x (+ y 5) 100 200))
(match (if object.link (textbutton self "Unlink" x (+ y 5)))
(unlink yNext) (do (when unlink (set object.link nil))
(set y yNext)))
(when (textbutton self "Delete" x (+ y 40))
(move-object self.level.objects (+ self.iobject 1) self.iobject)
(set self.iobject nil)))
(fn MapEditView.reload [self]
(MapEditView.super.reload self)
(local (loaded level) (pcall #(util.readjson self.mapfilename)))
(set self.level
(match (and loaded (type level))
false {:map (string.rep "\0" (* mapw maph)) :objects []}
:string {:map (level:fromhex) :objects []}
:table (doto level (tset :map (level.map:fromhex))))))
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(fn MapEditView.save [self]
(util.writejson self.mapfilename
(doto (lume.clone self.level)
(tset :map (self.level.map:tohex)))))
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(fn MapEditView.draw [self]
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(var x (+ self.position.x 10))
(var y (+ self.position.y 10))
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(self:draw_background style.background)
(love.graphics.setColor 1 1 1 1)
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(self:draw-map-editor x y)
(when self.iobject
(self:draw-object-editor (+ x (* tilew mapw) 10) y))
(set y (+ y (* tileh maph) 10))
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(set self.level.tickword (textfield self "Tick word" self.level.tickword x y 100 200))
(set y (+ y 30))
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(set self.level.moveword (textfield self "Move word" self.level.moveword x y 100 200))
(set y (+ y 30))
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(when (checkbox self "Edit objects" (= self.itile nil) x y)
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(set self.itile nil)
(set self.playerpos nil))
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(set y (+ y 30))
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(each [_ player (ipairs [:jaye :neut])]
(when (checkbox self (.. "Position " player) (and (= self.itile nil) (= self.playerpos player)) x y)
(set self.itile nil)
(set self.playerpos player))
(set y (+ y 30)))
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(when (checkbox self "Start with Gord" self.level.gord-following x y)
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(set self.level.gord-following (not self.level.gord-following)))
(set y (+ y 30))
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(self:draw-tile-selector x y (- self.size.x 20)))
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(fn MapEditView.get_name [self] (.. "Map: " self.mapfilename))
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MapEditView