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;
}
}
-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]);
}
this.place = function(x, y) { this.position = [x, y]; return this; }
this.direct = function(d) { this.direction = d % 8; return this; }
this.animate = function(a) {
- this.previous_animation = this.animation;
- this.animation = a;
- this.frametime = performance.now();
+ if ( a != this.animation ) {
+ this.previous_animation = this.animation;
+ this.animation = a;
+ this.frametime = performance.now();
+ }
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;
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]);
}
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;
}
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();
+function Controls(hero, map){
+ var keys = [];
+
+ function input(){
+ var d = {};
+ d.l = keys[65] || keys[37]; d.r = keys[68] || keys[39];
+ d.u = keys[87] || keys[38]; d.d = keys[83] || keys[40];
+ if ( d.l ) hero.direct(0).run(); if ( d.r ) hero.direct(4).run();
+ if ( d.u ) hero.direct(2).run(); if ( d.d ) hero.direct(6).run();
+ if ( d.u && d.l ) hero.direct(1).run();
+ if ( d.u && d.r ) hero.direct(3).run();
+ if ( d.d && d.l ) hero.direct(7).run();
+ if ( d.d && d.r ) hero.direct(5).run();
+ if ( ! (d.l || d.r || d.u || d.d) ) hero.stance();
+ }
+ window.addEventListener("keydown", function(e){ keys[e.keyCode] = true ; input();} );
+ window.addEventListener("keyup" , function(e){ keys[e.keyCode] = false; input();} );
+}
+
+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;
+});
-setInterval( function() { canvas.clearRect(0,0, 480, 320); map.draw_tile(265, 240, 160); player.draw(); }, 33.33);
+player = new Hero();
+map = new Map("/maps/arrival.txt");
+player.place(map.info.header.hero_pos.split(/,/)[0] * map.info.header.tilewidth,
+ map.info.header.hero_pos.split(/,/)[1] * map.info.header.tileheight);
+player.direct(5).stance();
+c = new Controls(player, map);
+setInterval (function() { map.center(player.position[0], player.position[1]).draw([player]);}, 33.33 );