honeylisp/editor/gfxedit.fnl

50 lines
1.7 KiB
Fennel

(local View (require :core.view))
(local tiles (require :game.tiles))
(local tiledraw (require :editor.tiledraw))
(local util (require :lib.util))
(local {: attach-imstate : mouse-inside : activate : active? : button} (util.require :editor.imstate))
(local GraphicsEditView (View:extend))
(local sprite-scale 4)
(set GraphicsEditView.sprite-scale sprite-scale)
(fn GraphicsEditView.new [self]
(GraphicsEditView.super.new self)
(set self.tilecache (tiledraw.TileCache (self:loadgfx)))
(set self.itile 1)
(attach-imstate self))
(fn GraphicsEditView.tilesize [self] (values 16 16))
(fn GraphicsEditView.loadgfx [self] (tiles.loadtiles))
(fn GraphicsEditView.reload [self]
(self.tilecache:load (self:loadgfx)))
(fn GraphicsEditView.select-rel [self ditile]
(when self.itile
(local itile (+ self.itile ditile))
(when (>= itile 1) (set self.itile itile))))
(fn GraphicsEditView.draw-sprite [self x y itile]
(love.graphics.draw (self.tilecache:sprite itile) x y 0 self.sprite-scale self.sprite-scale))
(fn GraphicsEditView.draw-tile-selector [self x y w]
(var tilex x)
(var tiley y)
(var (pixw pixh) (self:tilesize))
(set pixw (* (/ pixw 8) 7))
(local tilew (* self.sprite-scale pixw))
(local tileh (* self.sprite-scale pixh))
(for [itile 1 (length self.tilecache.tiles)]
(self:draw-sprite tilex tiley itile)
(when (= itile self.itile)
(love.graphics.rectangle :line (- tilex 2) (- tiley 2) (+ tilew 4) (+ tileh 4)))
(when (button self [:tile itile] tilex tiley tilew tileh)
(set self.itile itile))
(set tilex (+ tilex tilew 4))
(when (>= (+ tilex tilew) (+ x w))
(set tilex x)
(set tiley (+ tiley tileh 4)))))
GraphicsEditView