X-Git-Url: http://git.plutz.net/?a=blobdiff_plain;f=engine.js;h=4a9eb2ef3a35f63b9fcc4995c9940e32b5dad49a;hb=6862d4dac8eb92cd8603d781e0f77d382a2f3b0f;hp=c1b7a9d454b19e610bc9edf172480ff01a3efbc8;hpb=47fa4b01ad3ade8f5f9ef4c1bab972cf7ba4bbef;p=flarejs diff --git a/engine.js b/engine.js index c1b7a9d..4a9eb2e 100644 --- a/engine.js +++ b/engine.js @@ -52,6 +52,12 @@ function Textfile(txtfile) { case /^duration=[0-9]+s$/.test(line): ref["duration"] = line.split(/=|s$/)[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("="); if (!ref[key]) ref[key] = value; @@ -61,23 +67,65 @@ function Textfile(txtfile) { } } -function Map() { - this.tileset = new Textfile("/tilesetdefs/tileset_grassland.txt"); +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); } + var h = this.info.header.height, w = this.info.header.width; + var th = this.info.header.tileheight, tw = this.info.header.tilewidth; + var posx = canvas.canvas.width / 2, posy = canvas.canvas.height / 2 - h * th/2; + + canvas.fillStyle = "rgba("+this.info.header.background_color+")"; + + this.tileAt = function(x, y) { + nx = (y + th / 2) / th + (x - w * tw / 2) / tw |0; + ny = (y + th / 2) / th - (x - w * tw / 2) / tw |0; + return ny * w + nx; + } + + this.center = function(x, y) { + posx = canvas.canvas.width / 2 - x; + posy = canvas.canvas.height / 2 - y; + return this; + } + + this.draw = function(mobs) { + var x, y, dx, dy, i; + var bg = this.info.layer.find(l => l.type == "background").data; + var ob = this.info.layer.find(l => l.type == "object").data; + var mm = []; + mobs.forEach(m => { + i = this.tileAt(m.position[0], m.position[1]); + mm[i] = mobs.filter(m => i == this.tileAt(m.position[0], m.position[1])); + }); + canvas.fillRect(0,0, canvas.canvas.width, canvas.canvas.height); + + for ( y = 0; y < h; y++ ) for ( x = 0; x < w; x++ ) { + i = y * h + x; + dx = posx + (w + x - y) * tw /2; + dy = posy + (x + y) * th / 2; + this.draw_tile(bg[i], dx, dy); + this.draw_tile(ob[i], dx, dy); + if (mm[i]) mm[i].forEach(m => m.draw(dx, dy)); + } + } + this.draw_tile = function(tile, x, y) { - t = this.tileset.tile[tile] + var t = this.tileset.tile[tile]; + var f = this.tileset.animation[tile]; - if (this.tileset.animation[tile]) { - f = this.tileset.animation[tile]; + if (t && f) { 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 { + } else if (t) { canvas.drawImage(gfx[this.tileset.img], t[0], t[1], t[2], t[3], x - t[4], y - t[5], t[2], t[3]); } @@ -106,7 +154,7 @@ function Mob(textdef) { return this; } - this.draw = function(){ + this.draw = function(x, y){ var f, a = this.info[this.animation]; var frame = ( performance.now() - this.frametime ) * a.frames / a.duration | 0; @@ -134,7 +182,7 @@ function Mob(textdef) { f = a.frame[frame][this.direction]; canvas.drawImage(gfx[this.info.image], f[0], f[1], f[2], f[3], - this.position[0] - f[4], this.position[1] - f[5], + x - f[4], y - f[5], f[2], f[3]); } @@ -187,8 +235,8 @@ function Hero(gender = "female", hair = "short"){ for (var limb in this.limbs) this.limbs[limb].animate(anim); return this; } - this.draw = function(){ - gamedata["/engine/hero_layers.txt"].layer[this.direction].forEach(limb => this.limbs[limb].draw()); + this.draw = function(x, y){ + gamedata["/engine/hero_layers.txt"].layer[this.direction].forEach(limb => this.limbs[limb].draw(x, y)); return this; } @@ -202,9 +250,31 @@ 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); -map = new Map(); +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() { canvas.clearRect(0,0, 480, 320); map.draw_tile(265, 240, 160); player.draw(); }, 33.33); +setInterval (function() { map.center(player.position[0], player.position[1]).draw([player]);}, 33.33 ); +// window.addEventListener("click", function(e){ +// tile = map.tileAt(e.pageX + map.posx, e.pageY - map.posy ); +// console.log( "X: " + (e.pageX + map.posx) + ", Y:" + (e.pageY - map.posy) + +// ", Tile: " + tile + " ( " + (tile % map.info.header.width) + ", " + (tile / map.info.header.width |0) + " )" ); +// }); +// +// mark = [17,17]; +// window.addEventListener("mousemove", function(e){ +// tile = map.tileAt(e.pageX + map.posx, e.pageY - map.posy); +// mark = [(tile % map.info.header.width), (tile / map.info.header.width |0)]; +// });