X-Git-Url: http://git.plutz.net/?a=blobdiff_plain;f=engine.js;h=9f8c25be7feda403ea5e3212a05b57728b464e4e;hb=f747e50c454a5d0d7e45ed86288f9e1ee2b8ecc7;hp=5f2c2093db9aa760512c152ec46ea6e58f99d991;hpb=d71e8fb344ed2b3eb6db94e0df3d4b294904104c;p=flarejs diff --git a/engine.js b/engine.js index 5f2c209..9f8c25b 100644 --- a/engine.js +++ b/engine.js @@ -9,28 +9,54 @@ function Textfile(txtfile) { var line, key, value, ref = this, section; for (line of fetch.responseText.split('\n')) switch(true) { case /^\[.*\]$/.test(line): - section = line.split(/[\]\[]/)[1]; - if (!this[section]) this[section] = {}; - else if (!Array.isArray(this[section])) this[section] = [this[section],{}]; - else if ( Array.isArray(this[section])) this[section].push({}); - ref = this[section]; + section = line.split(/[\]\[]/)[1]; ref = {}; + if (!this[section]) this[section] = ref; + else if (!Array.isArray(this[section])) this[section] = [this[section],ref]; + else if ( Array.isArray(this[section])) this[section].push(ref); break; case /^frame=[0-9]+,[0-7](,[0-9-]+){6}$/.test(line): key = line.split(/[=,]/).slice(1,3); value = line.split(/,/).slice(-6); if (!ref.frame) ref.frame = []; if (!ref.frame[key[0]]) ref.frame[key[0]] = []; - ref.frame[key[0]][key[1]] = value; + ref.frame[key[0]][key[1]] = value.map(x => parseInt(x)); break; case /^layer=[0-9]+,/.test(line): key = line.split(/[=,]/)[1]; value = line.split(/,/).slice(1); - if (!ref.layer) ref.layer = []; - ref.layer[key] = value; + if (!ref.layer) ref.layer = []; ref.layer[key] = value; + break; + case /^data=$/.test(line): + ref.data = []; + break; + case /^[0-9,]+,$/.test(line): + value = line.split(/,/).slice(0,-1); + ref.data = ref.data.concat(value); + break; + case /^[0-9,]+$/.test(line): + value = line.split(/,/); + ref.data = ref.data.concat(value); + ref.data = ref.data.map(x => parseInt(x)); + break; + case /^tile=[0-9]+,/.test(line): + key = line.split(/[=,]/)[1]; value = line.split(/,/).slice(1); + if (!ref.tile) ref.tile = []; ref.tile[key] = value.map(x => parseInt(x)); + break; + case /^animation=[0-9]+;.*;$/.test(line): + key = line.split(/[=;]/)[1]; value = line.split(/;/).slice(1,-1); + value = value.map(x => x.split(/,/)); + value.forEach(x => x[2] = parseInt(x[2])); + if (!ref.animation) ref.animation = []; ref.animation[key] = value; break; case /^duration=[0-9]+ms$/.test(line): - ref["duration"] = parseInt(line.split(/=|ms$/)[1]); + ref["duration"] = line.split(/=|ms$/)[1]; break; case /^duration=[0-9]+s$/.test(line): - ref["duration"] = parseInt(line.split(/=|s$/)[1]) * 1000; + ref["duration"] = line.split(/=|s$/)[1] * 1000; + break; + case /^[^#].*=[0-9]+$/.test(line): + key = line.split(/[=]/)[0]; value = line.split(/=/).slice(1) * 1; + if (!ref[key]) ref[key] = value; + else if (!Array.isArray(ref[key])) ref[key] = [ref[key],value]; + else if ( Array.isArray(ref[key])) ref[key].push(value); break; case /^[^#].*=.+$/.test(line): key = line.split(/[=]/)[0]; value = line.split(/=/).slice(1).join("="); @@ -41,6 +67,67 @@ function Textfile(txtfile) { } } +function Map(textdef) { + this.frametime = performance.now(); + if (gamedata[textdef]) this.info = gamedata[textdef]; + else gamedata[textdef] = this.info = new Textfile(textdef); + if (gamedata[this.info.header.tileset]) this.tileset = gamedata[this.info.header.tileset]; + else gamedata[this.info.header.tileset] = this.tileset = new Textfile(this.info.header.tileset); + if (! gfx[this.tileset.img]) { + gfx[this.tileset.img] = document.createElement("img"); + gfx[this.tileset.img].setAttribute("src", this.tileset.img); + } + + this.tileAt = function(x, y) { + nx = y / this.info.header.tileheight + x / this.info.header.tilewidth |0; + ny = y / this.info.header.tileheight - x / this.info.header.tilewidth |0; + return ny * this.info.header.width + nx; + } + + this.draw = function(posx, posy, mobs) { + var x, y, i, layer; + var h = this.info.header.height; + var w = this.info.header.width; + var th = this.info.header.tileheight; + var tw = this.info.header.tilewidth; + + posx = canvas.canvas.width / 2 - posx + w * tw / 2; + posy = canvas.canvas.height / 2 - posy; + + canvas.fillStyle = "rgba("+this.info.header.background_color+")"; + canvas.fillRect(0,0, canvas.canvas.width, canvas.canvas.height); + + [ this.info.layer[0].data, this.info.layer[1].data ].forEach(layer => { + for (y = 0; y < 2 * h - 1; y++ ) + if ( y < h ) for ( x = 0; x <= y; x++ ){ + i = (y - x) * w + x; + if (layer[i]) this.draw_tile( layer[i], + posx - (y / 2 - x) * tw, + posy + y / 2 * th); + } else for ( x = 0; x < 2 * h - y - 1; x++ ){ + i = (w - x - 2) * h + x + y + 1; + if (layer[i]) this.draw_tile( layer[i], + posx - (h - 1 - x - y / 2) * tw, + posy + y / 2 * th); + } + }) + } + + this.draw_tile = function(tile, x, y) { + t = this.tileset.tile[tile], x = x|0, y = y|0; + + if (this.tileset.animation[tile]) { + f = this.tileset.animation[tile]; + frame = ((performance.now() - this.frametime) / f[0][2] |0) % f.length; + canvas.drawImage(gfx[this.tileset.img], f[frame][0], f[frame][1], t[2], t[3], + x - t[4], y - t[5], t[2], t[3]); + } else { + canvas.drawImage(gfx[this.tileset.img], t[0], t[1], t[2], t[3], + x - t[4], y - t[5], t[2], t[3]); + } + } +} + function Mob(textdef) { if (! gamedata[textdef]) gamedata[textdef] = new Textfile(textdef); this.info = gamedata[textdef]; @@ -159,7 +246,20 @@ function Hero(gender = "female", hair = "short"){ this.swing = function() { this.animate("swing" ); return this; }; } -canvas = document.getElementById("view").getContext("2d"); -player = new Hero().place(240, 160).direct(5); +document.querySelector("body").setAttribute("style", "margin: 0; padding: 0;"); +canvas = document.createElement("canvas").getContext("2d"); +canvas.canvas.setAttribute("style", "display: block; border: 0; margin: 0; padding: 0;"); +document.querySelector("body").appendChild(canvas.canvas); + +canvas.canvas.width = window.innerWidth; +canvas.canvas.height = window.innerHeight; +window.addEventListener("resize", function(){ + canvas.canvas.width = window.innerWidth; + canvas.canvas.height = window.innerHeight; +}); + +player = new Hero().place(20 * 64 , 20 * 32).direct(5); +map = new Map("/maps/arrival.txt"); + +setInterval (function() { map.draw(player.position[0], player.position[1], [player]) }, 33.33 ); -setInterval( function() { canvas.clearRect(0,0, 480, 320); player.draw(); }, 33.33);