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Arne van Iterson 2020-02-29 13:45:56 +01:00
parent 1ab19b93fc
commit 48eab5d704
39 changed files with 2456 additions and 4095 deletions
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1
.gitignore vendored
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@ -1,2 +1,3 @@
node_modules node_modules
projects projects
*.tgz

4
.npmignore Normal file
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@ -0,0 +1,4 @@
node_modules
projects
*.tgz
examples

15
LICENCE Normal file
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@ -0,0 +1,15 @@
The ISC License
Copyright (c) 2020 Arne van Iterson
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

8
README.md
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@ -6,13 +6,7 @@ Me making games using HTML5 Games: Novice to Ninja by Sitepoint.
The projects here are very similar to those featured in the book, and it will take some time before I get to make my own game. The projects here are very similar to those featured in the book, and it will take some time before I get to make my own game.
To try out asdf library and the projects for yourself, you need to: To try out asdf library and the projects for yourself, you need to:
* Download node.js * TODO
* Clone this repository
* Go the the folder where you cloned this repository
* Run `npm start` or run
```bash
node list.js --dir ./
```
Releases will be featured on Releases will be featured on
[ARNweb Games](https://arnweb.nl/games/) [ARNweb Games](https://arnweb.nl/games/)

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asdf/index.html
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@ -1,16 +0,0 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>ASDF Framework</title>
</head>
<body>
<h2>ASDF JS Framework</h2>
<p>Nothing to browse here, just some shared files to make these games work.</p>
</body>
</html>

35
asdf/index.js
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@ -1,35 +0,0 @@
import Container from "./Container.js";
import CanvasRenderer from "./renderer/CanvasRenderer.js";
import Game from "./Game.js";
import math from "./utilities/math.js";
import KeyControls from "./controls/KeyControls.js";
import MouseControls from "./controls/MouseControls.js";
import Sprite from "./Sprite.js";
import TileMap from "./TileMap.js";
import TileMapXML from "./TileMapXML.js";
import TileSprite from "./TileSprite.js";
import TileSpriteXML from "./TileSpriteXML.js";
import Text from "./Text.js";
import Texture from "./Texture.js";
import SpriteSheetXML from "./SpriteSheetXML.js";
export default {
CanvasRenderer,
Container,
Game,
math,
KeyControls,
MouseControls,
Sprite,
TileMap,
TileMapXML,
TileSprite,
SpriteSheetXML,
TileSpriteXML,
Text,
Texture
};

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examples/lib-test/bundle.js Normal file
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@ -0,0 +1,545 @@
(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
class Container {
constructor() {
this.pos = { x: 0, y: 0 };
this.children = [];
}
add(child) {
this.children.push(child);
return child;
}
remove(child) {
this.children = this.children.filter(c => c !== child);
return child;
}
map(f) {
return this.children.map(f);
}
update(dt, t) {
this.children = this.children.filter(child => {
if (child.update) {
child.update(dt, t, this);
}
return child.dead ? false : true;
});
}
}
module.exports = Container;
},{}],2:[function(require,module,exports){
var Container = require("./Container"),
CanvasRenderer = require('./renderer/CanvasRenderer')
;
const STEP = 1 / 60;
const FRAME_MAX = 5 * STEP;
class Game {
constructor(w, h, pixelated, parent = "#board") {
this.w = w;
this.h = h;
this.renderer = new CanvasRenderer(w, h);
document.querySelector(parent).appendChild(this.renderer.view);
if (pixelated) {
this.renderer.setPixelated();
}
this.scene = new Container();
}
run(gameUpdate = () => { }) {
let dt = 0;
let last = 0;
const loop = ms => {
requestAnimationFrame(loop);
const t = ms / 1000;
dt = Math.min(t - last, FRAME_MAX);
last = t;
this.scene.update(dt, t);
gameUpdate(dt, t);
this.renderer.render(this.scene);
};
requestAnimationFrame(loop);
}
}
module.exports = Game;
},{"./Container":1,"./renderer/CanvasRenderer":14}],3:[function(require,module,exports){
class Sprite {
constructor(texture) {
this.texture = texture;
this.pos = { x: 0, y: 0 };
this.anchor = { x: 0, y: 0 };
this.scale = { x: 1, y: 1 };
this.rotation = 0;
}
}
module.exports = Sprite;
},{}],4:[function(require,module,exports){
class SpriteSheetXML {
constructor(url) {
this.array = [];
this.fetchXMLtoArray(url);
}
fetchXMLtoArray(url) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url, false);
xhr.send(null);
if (xhr.status === 200) {
var children = xhr.responseXML.children[0].children;
for (let index = 0; index < children.length; index++) {
const element = children[index];
this.array.push({
name: element.attributes.name.nodeValue,
x: element.attributes.x.nodeValue,
y: element.attributes.y.nodeValue,
width: element.attributes.width.nodeValue,
height: element.attributes.height.nodeValue
});
}
} else {
console.error('XML file cannot be loaded!')
}
}
findIndex(attribute, value) {
for (let index = 0; index < this.array.length; index++) {
const element = this.array[index];
if (element[attribute] == value) {
return index;
}
}
}
}
module.exports = SpriteSheetXML;
},{}],5:[function(require,module,exports){
class Text {
constructor(text = "", style = {}) {
this.pos = { x: 0, y: 0 };
this.text = text;
this.style = style;
}
}
module.exports = Text;
},{}],6:[function(require,module,exports){
class Texture {
constructor(url) {
this.img = new Image();
this.img.src = url;
}
}
module.exports = Texture;
},{}],7:[function(require,module,exports){
var Container = require("./Container"),
TileSprite = require("./TileSprite")
;
class TileMap extends Container {
constructor(tiles, mapW, mapH, tileW, tileH, texture) {
super();
this.mapW = mapW;
this.mapH = mapH;
this.tileW = tileW;
this.tileH = tileH;
this.w = mapW * tileW;
this.h = mapH * tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSprite(texture, tileW, tileH);
s.frame = frame;
s.pos.x = i % mapW * tileW;
s.pos.y = Math.floor(i / mapW) * tileH;
return s;
});
}
}
module.exports = TileMap;
},{"./Container":1,"./TileSprite":9}],8:[function(require,module,exports){
var Container = require("./Container"),
TileSpriteXML = require("./TileSpriteXML")
;
class TileMapXML extends Container {
constructor(tiles, mapW, mapH, texture, xml) {
super(texture);
this.mapW = mapW;
this.mapH = mapH;
this.tileW = xml.array[tiles[0]].width;
this.tileH = xml.array[tiles[0]].height;
this.w = mapW * this.tileW;
this.h = mapH * this.tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSpriteXML(texture, xml, frame);
s.frame = frame;
s.pos.x = i % mapW * this.tileW;
s.pos.y = Math.floor(i / mapW) * this.tileH;
return s;
});
}
}
module.exports = TileMapXML;
},{"./Container":1,"./TileSpriteXML":10}],9:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSprite extends Sprite {
constructor(texture, w, h) {
super(texture);
this.tileW = w;
this.tileH = h;
this.frame = { x: 0, y: 0 };
}
}
module.exports = TileSprite;
},{"./Sprite":3}],10:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSpriteXML extends Sprite {
constructor(texture, xml, index) {
super(texture);
var src = xml.array[index];
this.imgPos = { x: src['x'], y: src['y'] };
this.width = src['width'];
this.height = src['height'];
}
}
module.exports = TileSpriteXML;
},{"./Sprite":3}],11:[function(require,module,exports){
class KeyControls {
constructor() {
this.keys = {};
// Bind event handlers
document.addEventListener("keydown", e => {
if ([37, 38, 39, 40].indexOf(e.which) >= 0) {
e.preventDefault();
}
this.keys[e.which] = true;
}, false);
document.addEventListener('keyup', e => {
this.keys[e.which] = false;
}, false);
}
get action() {
// Spacebar
return this.keys[32];
}
get x() {
// Arrow Left or A (WASD)
if (this.keys[37] || this.keys[65]) {
return -1;
}
// Arrow Right or D (WASD)
if (this.keys[39] || this.keys[68]) {
return 1;
}
return 0;
}
get y() {
// Arrow Up or W (WASD)
if (this.keys[38] || this.keys[87]) {
return -1;
}
// Arrow Down or S (WASD)
if (this.keys[40] || this.keys[83]) {
return 1;
}
return 0;
}
key(key, value) {
if (value !== undefined) {
this.keys[key] = value;
}
return this.keys[key];
}
reset() {
for (let key in this.keys) {
this.keys[key] = false;
}
}
}
module.exports = KeyControls;
},{}],12:[function(require,module,exports){
class MouseControls {
constructor(container) {
this.el = container || document.body;
// State
this.pos = { x: 0, y: 0 };
this.isDown = false;
this.pressed = false;
this.released = false;
// Handlers
document.addEventListener('mousemove', this.move.bind(this), false);
document.addEventListener('mousedown', this.down.bind(this), false);
document.addEventListener('mouseup', this.up.bind(this), false);
}
mousePosFromEvent({ clientX, clientY }) {
const { el, pos } = this;
const rect = el.getBoundingClientRect();
const xr = el.width / el.clientWidth;
const yr = el.height / el.clientHeight;
pos.x = (clientX - rect.left) * xr;
pos.y = (clientY - rect.top) * yr;
}
move(e) {
this.mousePosFromEvent(e);
}
down(e) {
this.isDown = true;
this.pressed = true;
this.mousePosFromEvent(e);
}
up() {
this.isDown = false;
this.released = true;
}
update() {
this.released = false;
this.pressed = false;
}
}
module.exports = MouseControls;
},{}],13:[function(require,module,exports){
var Container = require("./Container.js"),
CanvasRenderer = require("./renderer/CanvasRenderer.js"),
Game = require("./Game.js"),
math = require("./utilities/math.js"),
KeyControls = require("./controls/KeyControls.js"),
MouseControls = require("./controls/MouseControls.js"),
Sprite = require("./Sprite.js"),
TileMap = require("./TileMap.js"),
TileMapXML = require("./TileMapXML.js"),
TileSprite = require("./TileSprite.js"),
TileSpriteXML = require("./TileSpriteXML.js"),
Text = require("./Text.js"),
Texture = require("./Texture.js"),
SpriteSheetXML = require("./SpriteSheetXML.js")
;
module.exports = {
CanvasRenderer,
Container,
Game,
math,
KeyControls,
MouseControls,
Sprite,
TileMap,
TileMapXML,
TileSprite,
SpriteSheetXML,
TileSpriteXML,
Text,
Texture
};
},{"./Container.js":1,"./Game.js":2,"./Sprite.js":3,"./SpriteSheetXML.js":4,"./Text.js":5,"./Texture.js":6,"./TileMap.js":7,"./TileMapXML.js":8,"./TileSprite.js":9,"./TileSpriteXML.js":10,"./controls/KeyControls.js":11,"./controls/MouseControls.js":12,"./renderer/CanvasRenderer.js":14,"./utilities/math.js":15}],14:[function(require,module,exports){
class CanvasRenderer {
constructor(w, h) {
const canvas = document.createElement("canvas");
this.w = canvas.width = w;
this.h = canvas.height = h;
this.view = canvas;
this.ctx = canvas.getContext("2d");
this.ctx.textBaseLine = "top";
}
setPixelated() {
this.ctx['imageSmoothingEnabled'] = false; /* standard */
this.ctx['mozImageSmoothingEnabled'] = false; /* Firefox */
this.ctx['oImageSmoothingEnabled'] = false; /* Opera */
this.ctx['webkitImageSmoothingEnabled'] = false; /* Safari */
this.ctx['msImageSmoothingEnabled'] = false; /* IE */
}
render(container, clear = true) {
const { ctx } = this;
function renderRec(container) {
// Render container children
container.children.forEach(child => {
if (child.visible == false) {
return;
}
ctx.save();
if (child.pos) {
ctx.translate(Math.round(child.pos.x), Math.round(child.pos.y));
}
if (child.anchor) {
ctx.translate(child.anchor.x, child.anchor.y);
}
if (child.scale) {
ctx.scale(child.scale.x, child.scale.y);
}
if (child.rotation) {
const px = child.pivot ? child.pivot.x : 0;
const py = child.pivot ? child.pivot.y : 0;
ctx.translate(px, py);
ctx.rotate(child.rotation);
ctx.translate(-px, -py);
}
if (child.text) {
const { font, fill, align } = child.style;
if (font) ctx.font = font;
if (fill) ctx.fillStyle = fill;
if (align) ctx.textAlign = align;
ctx.fillText(child.text, 0, 0);
}
else if (child.texture) {
const img = child.texture.img;
if (child.tileW && child.tileH) {
ctx.drawImage(
img,
child.frame.x * child.tileW,
child.frame.y * child.tileH,
child.tileW, child.tileH,
0, 0,
child.tileW, child.tileH
);
} else if (child.imgPos && child.width && child.height) {
ctx.drawImage(
img,
child.imgPos.x,
child.imgPos.y,
child.width, child.height,
0, 0,
child.width, child.height
);
} else {
ctx.drawImage(img, 0, 0);
}
}
// Handle children with children
if (child.children) {
renderRec(child);
}
ctx.restore();
})
}
if (clear) {
ctx.clearRect(0, 0, this.w, this.h);
}
renderRec(container);
}
}
module.exports = CanvasRenderer;
},{}],15:[function(require,module,exports){
function rand(min, max) {
return Math.floor(randf(min, max));
}
function randf(min, max) {
if (max == null) {
max = min || 1;
min = 0;
}
return Math.random() * (max - min) + min;
}
function randOneFrom(items) {
return items[rand(items.length)];
}
function randOneIn(max = 2) {
return rand(0, max) === 0;
}
module.exports = {
rand,
randf,
randOneFrom,
randOneIn
};
},{}],16:[function(require,module,exports){
var asdf = require("../../../asdf/index");
const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite } = asdf;
const game = new Game(640, 320, false);
const { scene, w, h } = game;
const buildings = scene.add(new Container());
const makeRandom = (b, x) => {
b.scale.x = math.randf(1,3);
b.scale.y = math.randf(1,3);
b.pos.x = x;
b.pos.y = h - b.scale.y * 64;
};
for (let x = 0; x < 50; x++) {
const b = buildings.add(new Sprite(new Texture("res/images/building.png")));
makeRandom(b, math.rand(w));
}
var rotation = 0;
const ship = new Sprite(new Texture("res/images/spaceship.png"));
ship.pivot = { x: 16, y: 16 };
scene.add(ship);
game.run((dt ,t) => {
ship.update = function(dt, t) {
const {scale} = this;
scale.x = Math.abs(Math.sin(t)) + 1;
scale.y = Math.abs(Math.sin(t)) + 1;
rotation = rotation + 0.2;
ship.rotation = rotation;
ship.pos.y = (Math.abs(Math.sin(t))) * 50 + (h / 2) - 16;
ship.pos.x += dt * 50;
if (ship.pos.x > w) {
ship.pos.x = -32;
}
}
buildings.map(b => {
b.pos.x -= 100 * dt;
if (b.pos.x < -80) {
makeRandom(b,w);
}
});
});
},{"../../../asdf/index":13}]},{},[16]);

2
examples/lib-test/index.html
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@ -8,6 +8,6 @@
<div id="board"> <div id="board">
<!-- Renderer will push content here --> <!-- Renderer will push content here -->
</div> </div>
<script type="module" src="src/main.js"></script> <script type="module" src="bundle.js"></script>
</body> </body>
</html> </html>

2
examples/lib-test/src/main.js
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@ -1,4 +1,4 @@
import asdf from "../../../asdf/index.js"; var asdf = require("../../../lib/index");
const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite } = asdf; const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite } = asdf;
const game = new Game(640, 320, false); const game = new Game(640, 320, false);

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examples/shooter/bundle.js Normal file
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@ -0,0 +1,675 @@
(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
class Container {
constructor() {
this.pos = { x: 0, y: 0 };
this.children = [];
}
add(child) {
this.children.push(child);
return child;
}
remove(child) {
this.children = this.children.filter(c => c !== child);
return child;
}
map(f) {
return this.children.map(f);
}
update(dt, t) {
this.children = this.children.filter(child => {
if (child.update) {
child.update(dt, t, this);
}
return child.dead ? false : true;
});
}
}
module.exports = Container;
},{}],2:[function(require,module,exports){
var Container = require("./Container"),
CanvasRenderer = require('./renderer/CanvasRenderer')
;
const STEP = 1 / 60;
const FRAME_MAX = 5 * STEP;
class Game {
constructor(w, h, pixelated, parent = "#board") {
this.w = w;
this.h = h;
this.renderer = new CanvasRenderer(w, h);
document.querySelector(parent).appendChild(this.renderer.view);
if (pixelated) {
this.renderer.setPixelated();
}
this.scene = new Container();
}
run(gameUpdate = () => { }) {
let dt = 0;
let last = 0;
const loop = ms => {
requestAnimationFrame(loop);
const t = ms / 1000;
dt = Math.min(t - last, FRAME_MAX);
last = t;
this.scene.update(dt, t);
gameUpdate(dt, t);
this.renderer.render(this.scene);
};
requestAnimationFrame(loop);
}
}
module.exports = Game;
},{"./Container":1,"./renderer/CanvasRenderer":14}],3:[function(require,module,exports){
class Sprite {
constructor(texture) {
this.texture = texture;
this.pos = { x: 0, y: 0 };
this.anchor = { x: 0, y: 0 };
this.scale = { x: 1, y: 1 };
this.rotation = 0;
}
}
module.exports = Sprite;
},{}],4:[function(require,module,exports){
class SpriteSheetXML {
constructor(url) {
this.array = [];
this.fetchXMLtoArray(url);
}
fetchXMLtoArray(url) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url, false);
xhr.send(null);
if (xhr.status === 200) {
var children = xhr.responseXML.children[0].children;
for (let index = 0; index < children.length; index++) {
const element = children[index];
this.array.push({
name: element.attributes.name.nodeValue,
x: element.attributes.x.nodeValue,
y: element.attributes.y.nodeValue,
width: element.attributes.width.nodeValue,
height: element.attributes.height.nodeValue
});
}
} else {
console.error('XML file cannot be loaded!')
}
}
findIndex(attribute, value) {
for (let index = 0; index < this.array.length; index++) {
const element = this.array[index];
if (element[attribute] == value) {
return index;
}
}
}
}
module.exports = SpriteSheetXML;
},{}],5:[function(require,module,exports){
class Text {
constructor(text = "", style = {}) {
this.pos = { x: 0, y: 0 };
this.text = text;
this.style = style;
}
}
module.exports = Text;
},{}],6:[function(require,module,exports){
class Texture {
constructor(url) {
this.img = new Image();
this.img.src = url;
}
}
module.exports = Texture;
},{}],7:[function(require,module,exports){
var Container = require("./Container"),
TileSprite = require("./TileSprite")
;
class TileMap extends Container {
constructor(tiles, mapW, mapH, tileW, tileH, texture) {
super();
this.mapW = mapW;
this.mapH = mapH;
this.tileW = tileW;
this.tileH = tileH;
this.w = mapW * tileW;
this.h = mapH * tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSprite(texture, tileW, tileH);
s.frame = frame;
s.pos.x = i % mapW * tileW;
s.pos.y = Math.floor(i / mapW) * tileH;
return s;
});
}
}
module.exports = TileMap;
},{"./Container":1,"./TileSprite":9}],8:[function(require,module,exports){
var Container = require("./Container"),
TileSpriteXML = require("./TileSpriteXML")
;
class TileMapXML extends Container {
constructor(tiles, mapW, mapH, texture, xml) {
super(texture);
this.mapW = mapW;
this.mapH = mapH;
this.tileW = xml.array[tiles[0]].width;
this.tileH = xml.array[tiles[0]].height;
this.w = mapW * this.tileW;
this.h = mapH * this.tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSpriteXML(texture, xml, frame);
s.frame = frame;
s.pos.x = i % mapW * this.tileW;
s.pos.y = Math.floor(i / mapW) * this.tileH;
return s;
});
}
}
module.exports = TileMapXML;
},{"./Container":1,"./TileSpriteXML":10}],9:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSprite extends Sprite {
constructor(texture, w, h) {
super(texture);
this.tileW = w;
this.tileH = h;
this.frame = { x: 0, y: 0 };
}
}
module.exports = TileSprite;
},{"./Sprite":3}],10:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSpriteXML extends Sprite {
constructor(texture, xml, index) {
super(texture);
var src = xml.array[index];
this.imgPos = { x: src['x'], y: src['y'] };
this.width = src['width'];
this.height = src['height'];
}
}
module.exports = TileSpriteXML;
},{"./Sprite":3}],11:[function(require,module,exports){
class KeyControls {
constructor() {
this.keys = {};
// Bind event handlers
document.addEventListener("keydown", e => {
if ([37, 38, 39, 40].indexOf(e.which) >= 0) {
e.preventDefault();
}
this.keys[e.which] = true;
}, false);
document.addEventListener('keyup', e => {
this.keys[e.which] = false;
}, false);
}
get action() {
// Spacebar
return this.keys[32];
}
get x() {
// Arrow Left or A (WASD)
if (this.keys[37] || this.keys[65]) {
return -1;
}
// Arrow Right or D (WASD)
if (this.keys[39] || this.keys[68]) {
return 1;
}
return 0;
}
get y() {
// Arrow Up or W (WASD)
if (this.keys[38] || this.keys[87]) {
return -1;
}
// Arrow Down or S (WASD)
if (this.keys[40] || this.keys[83]) {
return 1;
}
return 0;
}
key(key, value) {
if (value !== undefined) {
this.keys[key] = value;
}
return this.keys[key];
}
reset() {
for (let key in this.keys) {
this.keys[key] = false;
}
}
}
module.exports = KeyControls;
},{}],12:[function(require,module,exports){
class MouseControls {
constructor(container) {
this.el = container || document.body;
// State
this.pos = { x: 0, y: 0 };
this.isDown = false;
this.pressed = false;
this.released = false;
// Handlers
document.addEventListener('mousemove', this.move.bind(this), false);
document.addEventListener('mousedown', this.down.bind(this), false);
document.addEventListener('mouseup', this.up.bind(this), false);
}
mousePosFromEvent({ clientX, clientY }) {
const { el, pos } = this;
const rect = el.getBoundingClientRect();
const xr = el.width / el.clientWidth;
const yr = el.height / el.clientHeight;
pos.x = (clientX - rect.left) * xr;
pos.y = (clientY - rect.top) * yr;
}
move(e) {
this.mousePosFromEvent(e);
}
down(e) {
this.isDown = true;
this.pressed = true;
this.mousePosFromEvent(e);
}
up() {
this.isDown = false;
this.released = true;
}
update() {
this.released = false;
this.pressed = false;
}
}
module.exports = MouseControls;
},{}],13:[function(require,module,exports){
var Container = require("./Container.js"),
CanvasRenderer = require("./renderer/CanvasRenderer.js"),
Game = require("./Game.js"),
math = require("./utilities/math.js"),
KeyControls = require("./controls/KeyControls.js"),
MouseControls = require("./controls/MouseControls.js"),
Sprite = require("./Sprite.js"),
TileMap = require("./TileMap.js"),
TileMapXML = require("./TileMapXML.js"),
TileSprite = require("./TileSprite.js"),
TileSpriteXML = require("./TileSpriteXML.js"),
Text = require("./Text.js"),
Texture = require("./Texture.js"),
SpriteSheetXML = require("./SpriteSheetXML.js")
;
module.exports = {
CanvasRenderer,
Container,
Game,
math,
KeyControls,
MouseControls,
Sprite,
TileMap,
TileMapXML,
TileSprite,
SpriteSheetXML,
TileSpriteXML,
Text,
Texture
};
},{"./Container.js":1,"./Game.js":2,"./Sprite.js":3,"./SpriteSheetXML.js":4,"./Text.js":5,"./Texture.js":6,"./TileMap.js":7,"./TileMapXML.js":8,"./TileSprite.js":9,"./TileSpriteXML.js":10,"./controls/KeyControls.js":11,"./controls/MouseControls.js":12,"./renderer/CanvasRenderer.js":14,"./utilities/math.js":15}],14:[function(require,module,exports){
class CanvasRenderer {
constructor(w, h) {
const canvas = document.createElement("canvas");
this.w = canvas.width = w;
this.h = canvas.height = h;
this.view = canvas;
this.ctx = canvas.getContext("2d");
this.ctx.textBaseLine = "top";
}
setPixelated() {
this.ctx['imageSmoothingEnabled'] = false; /* standard */
this.ctx['mozImageSmoothingEnabled'] = false; /* Firefox */
this.ctx['oImageSmoothingEnabled'] = false; /* Opera */
this.ctx['webkitImageSmoothingEnabled'] = false; /* Safari */
this.ctx['msImageSmoothingEnabled'] = false; /* IE */
}
render(container, clear = true) {
const { ctx } = this;
function renderRec(container) {
// Render container children
container.children.forEach(child => {
if (child.visible == false) {
return;
}
ctx.save();
if (child.pos) {
ctx.translate(Math.round(child.pos.x), Math.round(child.pos.y));
}
if (child.anchor) {
ctx.translate(child.anchor.x, child.anchor.y);
}
if (child.scale) {
ctx.scale(child.scale.x, child.scale.y);
}
if (child.rotation) {
const px = child.pivot ? child.pivot.x : 0;
const py = child.pivot ? child.pivot.y : 0;
ctx.translate(px, py);
ctx.rotate(child.rotation);
ctx.translate(-px, -py);
}
if (child.text) {
const { font, fill, align } = child.style;
if (font) ctx.font = font;
if (fill) ctx.fillStyle = fill;
if (align) ctx.textAlign = align;
ctx.fillText(child.text, 0, 0);
}
else if (child.texture) {
const img = child.texture.img;
if (child.tileW && child.tileH) {
ctx.drawImage(
img,
child.frame.x * child.tileW,
child.frame.y * child.tileH,
child.tileW, child.tileH,
0, 0,
child.tileW, child.tileH
);
} else if (child.imgPos && child.width && child.height) {
ctx.drawImage(
img,
child.imgPos.x,
child.imgPos.y,
child.width, child.height,
0, 0,
child.width, child.height
);
} else {
ctx.drawImage(img, 0, 0);
}
}
// Handle children with children
if (child.children) {
renderRec(child);
}
ctx.restore();
})
}
if (clear) {
ctx.clearRect(0, 0, this.w, this.h);
}
renderRec(container);
}
}
module.exports = CanvasRenderer;
},{}],15:[function(require,module,exports){
function rand(min, max) {
return Math.floor(randf(min, max));
}
function randf(min, max) {
if (max == null) {
max = min || 1;
min = 0;
}
return Math.random() * (max - min) + min;
}
function randOneFrom(items) {
return items[rand(items.length)];
}
function randOneIn(max = 2) {
return rand(0, max) === 0;
}
module.exports = {
rand,
randf,
randOneFrom,
randOneIn
};
},{}],16:[function(require,module,exports){
var asdf = require('../../../asdf/index');
const { Container, CanvasRenderer, KeyControls, MouseControls, Text, Texture, Sprite } = asdf;
// Board Setup
const w = 640;
const h = 300;
const renderer = new CanvasRenderer(w, h);
document.querySelector("#board").appendChild(renderer.view);
// Setup game variables
let dt = 0;
let last = 0;
let lastShot = 0;
let lastSpawn = 0;
let spawnSpeed = 1.0;
let scoreAmount = 0;
let gameOver = false;
// Setup game objects
const scene = new Container();
// Load game textures
const textures = {
background: new Texture("./res/images/bg.png"),
spaceship: new Texture("./res/images/spaceship.png"),
bullet: new Texture("./res/images/bullet.png"),
baddie: new Texture("./res/images/baddie.png")
}
// Spaceship
const controls = new KeyControls();
const ship = new Sprite(textures.spaceship);
ship.pos.x = 120;
ship.pos.y = h / 2 - 16;
ship.update = function (dt, t) {
const { pos } = this;
pos.x += controls.x * dt * 300;
pos.y += controls.y * dt * 300;
if (pos.x < 0) pos.x = 0;
if (pos.x > w - 32) pos.x = w - 32;
if (pos.y < 0) pos.y = 0;
if (pos.y > h - 32) pos.y = h - 32;
}
// Bullets
const bullets = new Container();
function fireBullet(x, y) {
const bullet = new Sprite(textures.bullet);
bullet.pos.x = x;
bullet.pos.y = y;
bullet.update = function (dt, t) {
bullet.pos.x += 400 * dt;
}
bullets.add(bullet);
}
// Bad guys
const baddies = new Container();
function spawnBaddie(x, y, speed) {
const baddie = new Sprite(textures.baddie);
baddie.pos.x = x;
baddie.pos.y = y;
baddie.update = function (dt) {
this.pos.x += speed * dt;
this.pos.y += Math.sin(this.pos.x / 15) * 1;
};
baddies.add(baddie);
}
// Show score
const score = new Text(`${scoreAmount}`, {
font: "15pt Visitor",
fill: "#000000",
align: "left"
});
score.pos.x = 50;
score.pos.y = 15;
score.update = function () {
if (gameOver) {
score.pos.x = w / 2;
score.pos.y = (h / 3) * 2;
score.text = `Score: ` + `${scoreAmount}`;
score.style.align = "center";
score.style.font = "24pt Visitor"
} else {
score.text = `${scoreAmount}`;
}
}
// Gameover
function doGameOver() {
const gameOverMessage = new Text(`Game Over`, {
font: "45pt Visitor",
fill: "#000000",
align: "center"
});
gameOverMessage.pos.x = w / 2;
gameOverMessage.pos.y = h / 3;
scene.add(gameOverMessage);
scene.remove(ship);
scene.remove(baddies);
scene.remove(bullets);
gameOver = true;
}
// Add game objects
scene.add(new Sprite(textures.background));
scene.add(ship);
scene.add(bullets);
scene.add(baddies);
scene.add(score);
// Looping Code
function loopme(ms) {
requestAnimationFrame(loopme);
const t = ms / 1000;
dt = t - last;
last = t;
// Game logic code
if (controls.action && t - lastShot > 0.15) {
lastShot = t;
fireBullet(ship.pos.x + 24, ship.pos.y + 10);
}
// Spawn bad guys
if (t - lastSpawn > spawnSpeed) {
lastSpawn = t;
const speed = -50 - (Math.random() * Math.random() * 100);
const position = Math.random() * (h - 24);
spawnBaddie(w, position, speed);
spawnSpeed = spawnSpeed < 0.05 ? 0.6 : spawnSpeed * 0.97 + 0.001;
}
// Destroy bullets when they go out of the screen
baddies.children.forEach(baddie => {
bullets.children.forEach(bullet => {
let dx_b = baddie.pos.x + 16 - (bullet.pos.x + 8);
let dy_b = baddie.pos.y + 16 - (bullet.pos.y + 8);
if (Math.sqrt(dx_b * dx_b + dy_b * dy_b) < 24) {
bullet.dead = true;
baddie.dead = true;
if (!gameOver) {
scoreAmount += Math.floor(t);
}
}
if (bullet.pos.x > w + 20) {
bullet.dead = true;
}
});
let dx_s = baddie.pos.x + 16 - (ship.pos.x + 16)
let dy_s = baddie.pos.y + 16 - (ship.pos.y + 16)
if (Math.sqrt(dx_s * dx_s + dy_s * dy_s) < 32) {
if (!gameOver) {
doGameOver();
}
baddie.dead = true;
}
if (baddie.pos.x < -32) {
if (!gameOver) {
doGameOver();
}
baddie.dead = true;
}
});
scene.update(dt, t);
renderer.render(scene);
}
requestAnimationFrame(loopme);
},{"../../../asdf/index":13}]},{},[16]);

2
examples/shooter/index.html
View File

@ -15,6 +15,6 @@
<span style="grid-area: control_2" class="control" title="Space Key"><br>_</span> <span style="grid-area: control_2" class="control" title="Space Key"><br>_</span>
<span style="grid-area: control_def_2" class="control_definition" title="Shoot Bullets!">Shoot</span> <span style="grid-area: control_def_2" class="control_definition" title="Shoot Bullets!">Shoot</span>
</div> </div>
<script type="module" src="src/main.js"></script> <script type="module" src="bundle.js"></script>
</body> </body>
</html> </html>

2
examples/shooter/src/main.js
View File

@ -1,4 +1,4 @@
import asdf from "../../../asdf/index.js"; var asdf = require('../../../lib/index');
const { Container, CanvasRenderer, KeyControls, MouseControls, Text, Texture, Sprite } = asdf; const { Container, CanvasRenderer, KeyControls, MouseControls, Text, Texture, Sprite } = asdf;
// Board Setup // Board Setup

606
examples/tile-test/bundle.js Normal file
View File

@ -0,0 +1,606 @@
(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
var asdf = require("../../../lib/index");
const { TileSprite, Texture, math } = asdf;
const texture = new Texture("./res/images/characters.png");
class King extends TileSprite {
constructor () {
super(texture, 32, 32);
this.scale = { x: 2, y: 2 };
this.rate = 0.1;
this.frames = [
{ x: 0, y: 1 },
{ x: 1, y: 1 },
{ x: 2, y: 1 },
{ x: 3, y: 1 }
];
this.curTime = 0;
this.curFrame = math.rand(0, this.frames.length);
this.frame = this.frames[this.curFrame];
this.speed = math.rand(20, 100)
this.pos.y = math.rand(-16, 304);
this.pos.x = math.rand(-32, 640);
}
update (dt, t) {
const { rate, frames } = this;
this.curTime += dt;
if (this.curTime > rate) {
this.frame = frames[this.curFrame++ % frames.length];
this.curTime -= rate;
}
this.pos.x += (dt * this.speed);
if (this.pos.x > 640 + 32) {
this.pos.y = math.rand(-16, 304);
this.pos.x = -32;
}
}
}
module.exports = King;
},{"../../../lib/index":16}],2:[function(require,module,exports){
var asdf = require("../../../lib/index");
const { TileSprite, Texture, math } = asdf;
const texture = new Texture("./res/images/characters.png");
class Snake extends TileSprite {
constructor () {
super(texture, 32, 32);
this.scale = { x: 2, y: 2 };
this.rate = 0.1;
this.curTime = 0;
this.curFrame = 0;
this.frames = [
{ x: 0, y: 3 },
{ x: 1, y: 3 },
{ x: 2, y: 3 },
{ x: 3, y: 3 }
];
this.frame = this.frames[this.curFrame];
this.speed = math.rand(50, 100)
this.pos.y = math.rand(0, 320);
this.pos.x = math.rand(-32, 320);
}
update (dt, t) {
const { rate, frames } = this;
this.curTime += dt;
if (this.curTime > rate) {
this.frame = frames[this.curFrame++ % frames.length];
this.curTime -= rate;
}
this.pos.x += (dt * this.speed);
if (this.pos.x > 640 + 32) {
this.pos.y = math.rand(-16, 304);
this.pos.x = -32;
}
}
}
module.exports = Snake;
},{"../../../lib/index":16}],3:[function(require,module,exports){
var asdf = require('../../../lib/index');
const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite, TileSprite } = asdf;
const game = new Game(640, 320, true);
const { scene, w, h } = game;
var King = require("../entities/King.js");
var Snake = require("../entities/Snake.js");
var snake = new Snake();
console.log(snake);
scene.add(snake);
for (let index = 0; index < 250; index++) {
scene.add(new King());
}
const mouseAim = new MouseControls();
game.run((dt ,t) => {
if (mouseAim.isDown) {
console.log('cliccccccccccc');
}
});
},{"../../../lib/index":16,"../entities/King.js":1,"../entities/Snake.js":2}],4:[function(require,module,exports){
class Container {
constructor() {
this.pos = { x: 0, y: 0 };
this.children = [];
}
add(child) {
this.children.push(child);
return child;
}
remove(child) {
this.children = this.children.filter(c => c !== child);
return child;
}
map(f) {
return this.children.map(f);
}
update(dt, t) {
this.children = this.children.filter(child => {
if (child.update) {
child.update(dt, t, this);
}
return child.dead ? false : true;
});
}
}
module.exports = Container;
},{}],5:[function(require,module,exports){
var Container = require("./Container"),
CanvasRenderer = require('./renderer/CanvasRenderer')
;
const STEP = 1 / 60;
const FRAME_MAX = 5 * STEP;
class Game {
constructor(w, h, pixelated, parent = "#board") {
this.w = w;
this.h = h;
this.renderer = new CanvasRenderer(w, h);
document.querySelector(parent).appendChild(this.renderer.view);
if (pixelated) {
this.renderer.setPixelated();
}
this.scene = new Container();
}
run(gameUpdate = () => { }) {
let dt = 0;
let last = 0;
const loop = ms => {
requestAnimationFrame(loop);
const t = ms / 1000;
dt = Math.min(t - last, FRAME_MAX);
last = t;
this.scene.update(dt, t);
gameUpdate(dt, t);
this.renderer.render(this.scene);
};
requestAnimationFrame(loop);
}
}
module.exports = Game;
},{"./Container":4,"./renderer/CanvasRenderer":17}],6:[function(require,module,exports){
class Sprite {
constructor(texture) {
this.texture = texture;
this.pos = { x: 0, y: 0 };
this.anchor = { x: 0, y: 0 };
this.scale = { x: 1, y: 1 };
this.rotation = 0;
}
}
module.exports = Sprite;
},{}],7:[function(require,module,exports){
class SpriteSheetXML {
constructor(url) {
this.array = [];
this.fetchXMLtoArray(url);
}
fetchXMLtoArray(url) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url, false);
xhr.send(null);
if (xhr.status === 200) {
var children = xhr.responseXML.children[0].children;
for (let index = 0; index < children.length; index++) {
const element = children[index];
this.array.push({
name: element.attributes.name.nodeValue,
x: element.attributes.x.nodeValue,
y: element.attributes.y.nodeValue,
width: element.attributes.width.nodeValue,
height: element.attributes.height.nodeValue
});
}
} else {
console.error('XML file cannot be loaded!')
}
}
findIndex(attribute, value) {
for (let index = 0; index < this.array.length; index++) {
const element = this.array[index];
if (element[attribute] == value) {
return index;
}
}
}
}
module.exports = SpriteSheetXML;
},{}],8:[function(require,module,exports){
class Text {
constructor(text = "", style = {}) {
this.pos = { x: 0, y: 0 };
this.text = text;
this.style = style;
}
}
module.exports = Text;
},{}],9:[function(require,module,exports){
class Texture {
constructor(url) {
this.img = new Image();
this.img.src = url;
}
}
module.exports = Texture;
},{}],10:[function(require,module,exports){
var Container = require("./Container"),
TileSprite = require("./TileSprite")
;
class TileMap extends Container {
constructor(tiles, mapW, mapH, tileW, tileH, texture) {
super();
this.mapW = mapW;
this.mapH = mapH;
this.tileW = tileW;
this.tileH = tileH;
this.w = mapW * tileW;
this.h = mapH * tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSprite(texture, tileW, tileH);
s.frame = frame;
s.pos.x = i % mapW * tileW;
s.pos.y = Math.floor(i / mapW) * tileH;
return s;
});
}
}
module.exports = TileMap;
},{"./Container":4,"./TileSprite":12}],11:[function(require,module,exports){
var Container = require("./Container"),
TileSpriteXML = require("./TileSpriteXML")
;
class TileMapXML extends Container {
constructor(tiles, mapW, mapH, texture, xml) {
super(texture);
this.mapW = mapW;
this.mapH = mapH;
this.tileW = xml.array[tiles[0]].width;
this.tileH = xml.array[tiles[0]].height;
this.w = mapW * this.tileW;
this.h = mapH * this.tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSpriteXML(texture, xml, frame);
s.frame = frame;
s.pos.x = i % mapW * this.tileW;
s.pos.y = Math.floor(i / mapW) * this.tileH;
return s;
});
}
}
module.exports = TileMapXML;
},{"./Container":4,"./TileSpriteXML":13}],12:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSprite extends Sprite {
constructor(texture, w, h) {
super(texture);
this.tileW = w;
this.tileH = h;
this.frame = { x: 0, y: 0 };
}
}
module.exports = TileSprite;
},{"./Sprite":6}],13:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSpriteXML extends Sprite {
constructor(texture, xml, index) {
super(texture);
var src = xml.array[index];
this.imgPos = { x: src['x'], y: src['y'] };
this.width = src['width'];
this.height = src['height'];
}
}
module.exports = TileSpriteXML;
},{"./Sprite":6}],14:[function(require,module,exports){
class KeyControls {
constructor() {
this.keys = {};
// Bind event handlers
document.addEventListener("keydown", e => {
if ([37, 38, 39, 40].indexOf(e.which) >= 0) {
e.preventDefault();
}
this.keys[e.which] = true;
}, false);
document.addEventListener('keyup', e => {
this.keys[e.which] = false;
}, false);
}
get action() {
// Spacebar
return this.keys[32];
}
get x() {
// Arrow Left or A (WASD)
if (this.keys[37] || this.keys[65]) {
return -1;
}
// Arrow Right or D (WASD)
if (this.keys[39] || this.keys[68]) {
return 1;
}
return 0;
}
get y() {
// Arrow Up or W (WASD)
if (this.keys[38] || this.keys[87]) {
return -1;
}
// Arrow Down or S (WASD)
if (this.keys[40] || this.keys[83]) {
return 1;
}
return 0;
}
key(key, value) {
if (value !== undefined) {
this.keys[key] = value;
}
return this.keys[key];
}
reset() {
for (let key in this.keys) {
this.keys[key] = false;
}
}
}
module.exports = KeyControls;
},{}],15:[function(require,module,exports){
class MouseControls {
constructor(container) {
this.el = container || document.body;
// State
this.pos = { x: 0, y: 0 };
this.isDown = false;
this.pressed = false;
this.released = false;
// Handlers
document.addEventListener('mousemove', this.move.bind(this), false);
document.addEventListener('mousedown', this.down.bind(this), false);
document.addEventListener('mouseup', this.up.bind(this), false);
}
mousePosFromEvent({ clientX, clientY }) {
const { el, pos } = this;
const rect = el.getBoundingClientRect();
const xr = el.width / el.clientWidth;
const yr = el.height / el.clientHeight;
pos.x = (clientX - rect.left) * xr;
pos.y = (clientY - rect.top) * yr;
}
move(e) {
this.mousePosFromEvent(e);
}
down(e) {
this.isDown = true;
this.pressed = true;
this.mousePosFromEvent(e);
}
up() {
this.isDown = false;
this.released = true;
}
update() {
this.released = false;
this.pressed = false;
}
}
module.exports = MouseControls;
},{}],16:[function(require,module,exports){
var Container = require("./Container.js"),
CanvasRenderer = require("./renderer/CanvasRenderer.js"),
Game = require("./Game.js"),
math = require("./utilities/math.js"),
KeyControls = require("./controls/KeyControls.js"),
MouseControls = require("./controls/MouseControls.js"),
Sprite = require("./Sprite.js"),
TileMap = require("./TileMap.js"),
TileMapXML = require("./TileMapXML.js"),
TileSprite = require("./TileSprite.js"),
TileSpriteXML = require("./TileSpriteXML.js"),
Text = require("./Text.js"),
Texture = require("./Texture.js"),
SpriteSheetXML = require("./SpriteSheetXML.js")
;
module.exports = {
CanvasRenderer,
Container,
Game,
math,
KeyControls,
MouseControls,
Sprite,
TileMap,
TileMapXML,
TileSprite,
SpriteSheetXML,
TileSpriteXML,
Text,
Texture
};
},{"./Container.js":4,"./Game.js":5,"./Sprite.js":6,"./SpriteSheetXML.js":7,"./Text.js":8,"./Texture.js":9,"./TileMap.js":10,"./TileMapXML.js":11,"./TileSprite.js":12,"./TileSpriteXML.js":13,"./controls/KeyControls.js":14,"./controls/MouseControls.js":15,"./renderer/CanvasRenderer.js":17,"./utilities/math.js":18}],17:[function(require,module,exports){
class CanvasRenderer {
constructor(w, h) {
const canvas = document.createElement("canvas");
this.w = canvas.width = w;
this.h = canvas.height = h;
this.view = canvas;
this.ctx = canvas.getContext("2d");
this.ctx.textBaseLine = "top";
}
setPixelated() {
this.ctx['imageSmoothingEnabled'] = false; /* standard */
this.ctx['mozImageSmoothingEnabled'] = false; /* Firefox */
this.ctx['oImageSmoothingEnabled'] = false; /* Opera */
this.ctx['webkitImageSmoothingEnabled'] = false; /* Safari */
this.ctx['msImageSmoothingEnabled'] = false; /* IE */
}
render(container, clear = true) {
const { ctx } = this;
function renderRec(container) {
// Render container children
container.children.forEach(child => {
if (child.visible == false) {
return;
}
ctx.save();
if (child.pos) {
ctx.translate(Math.round(child.pos.x), Math.round(child.pos.y));
}
if (child.anchor) {
ctx.translate(child.anchor.x, child.anchor.y);
}
if (child.scale) {
ctx.scale(child.scale.x, child.scale.y);
}
if (child.rotation) {
const px = child.pivot ? child.pivot.x : 0;
const py = child.pivot ? child.pivot.y : 0;
ctx.translate(px, py);
ctx.rotate(child.rotation);
ctx.translate(-px, -py);
}
if (child.text) {
const { font, fill, align } = child.style;
if (font) ctx.font = font;
if (fill) ctx.fillStyle = fill;
if (align) ctx.textAlign = align;
ctx.fillText(child.text, 0, 0);
}
else if (child.texture) {
const img = child.texture.img;
if (child.tileW && child.tileH) {
ctx.drawImage(
img,
child.frame.x * child.tileW,
child.frame.y * child.tileH,
child.tileW, child.tileH,
0, 0,
child.tileW, child.tileH
);
} else if (child.imgPos && child.width && child.height) {
ctx.drawImage(
img,
child.imgPos.x,
child.imgPos.y,
child.width, child.height,
0, 0,
child.width, child.height
);
} else {
ctx.drawImage(img, 0, 0);
}
}
// Handle children with children
if (child.children) {
renderRec(child);
}
ctx.restore();
})
}
if (clear) {
ctx.clearRect(0, 0, this.w, this.h);
}
renderRec(container);
}
}
module.exports = CanvasRenderer;
},{}],18:[function(require,module,exports){
function rand(min, max) {
return Math.floor(randf(min, max));
}
function randf(min, max) {
if (max == null) {
max = min || 1;
min = 0;
}
return Math.random() * (max - min) + min;
}
function randOneFrom(items) {
return items[rand(items.length)];
}
function randOneIn(max = 2) {
return rand(0, max) === 0;
}
module.exports = {
rand,
randf,
randOneFrom,
randOneIn
};
},{}]},{},[3]);

4
examples/tile-test/entities/King.js
View File

@ -1,4 +1,4 @@
import asdf from "../../../asdf/index.js"; var asdf = require("../../../lib/index");
const { TileSprite, Texture, math } = asdf; const { TileSprite, Texture, math } = asdf;
const texture = new Texture("./res/images/characters.png"); const texture = new Texture("./res/images/characters.png");
@ -38,4 +38,4 @@ class King extends TileSprite {
} }
} }
export default King; module.exports = King;

4
examples/tile-test/entities/Snake.js
View File

@ -1,4 +1,4 @@
import asdf from "../../../asdf/index.js"; var asdf = require("../../../lib/index");
const { TileSprite, Texture, math } = asdf; const { TileSprite, Texture, math } = asdf;
const texture = new Texture("./res/images/characters.png"); const texture = new Texture("./res/images/characters.png");
@ -38,4 +38,4 @@ class Snake extends TileSprite {
} }
} }
export default Snake; module.exports = Snake;

2
examples/tile-test/index.html
View File

@ -8,6 +8,6 @@
<div id="board"> <div id="board">
<!-- Renderer will push content here --> <!-- Renderer will push content here -->
</div> </div>
<script type="module" src="src/main.js"></script> <script type="module" src="bundle.js"></script>
</body> </body>
</html> </html>

6
examples/tile-test/src/main.js
View File

@ -1,11 +1,11 @@
import asdf from "../../../asdf/index.js"; var asdf = require('../../../lib/index');
const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite, TileSprite } = asdf; const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite, TileSprite } = asdf;
const game = new Game(640, 320, true); const game = new Game(640, 320, true);
const { scene, w, h } = game; const { scene, w, h } = game;
import King from "../entities/King.js"; var King = require("../entities/King.js");
import Snake from "../entities/Snake.js"; var Snake = require("../entities/Snake.js");
var snake = new Snake(); var snake = new Snake();
console.log(snake); console.log(snake);

525
examples/tilemap-test/bundle.js Normal file
View File

@ -0,0 +1,525 @@
(function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(require,module,exports){
class Container {
constructor() {
this.pos = { x: 0, y: 0 };
this.children = [];
}
add(child) {
this.children.push(child);
return child;
}
remove(child) {
this.children = this.children.filter(c => c !== child);
return child;
}
map(f) {
return this.children.map(f);
}
update(dt, t) {
this.children = this.children.filter(child => {
if (child.update) {
child.update(dt, t, this);
}
return child.dead ? false : true;
});
}
}
module.exports = Container;
},{}],2:[function(require,module,exports){
var Container = require("./Container"),
CanvasRenderer = require('./renderer/CanvasRenderer')
;
const STEP = 1 / 60;
const FRAME_MAX = 5 * STEP;
class Game {
constructor(w, h, pixelated, parent = "#board") {
this.w = w;
this.h = h;
this.renderer = new CanvasRenderer(w, h);
document.querySelector(parent).appendChild(this.renderer.view);
if (pixelated) {
this.renderer.setPixelated();
}
this.scene = new Container();
}
run(gameUpdate = () => { }) {
let dt = 0;
let last = 0;
const loop = ms => {
requestAnimationFrame(loop);
const t = ms / 1000;
dt = Math.min(t - last, FRAME_MAX);
last = t;
this.scene.update(dt, t);
gameUpdate(dt, t);
this.renderer.render(this.scene);
};
requestAnimationFrame(loop);
}
}
module.exports = Game;
},{"./Container":1,"./renderer/CanvasRenderer":14}],3:[function(require,module,exports){
class Sprite {
constructor(texture) {
this.texture = texture;
this.pos = { x: 0, y: 0 };
this.anchor = { x: 0, y: 0 };
this.scale = { x: 1, y: 1 };
this.rotation = 0;
}
}
module.exports = Sprite;
},{}],4:[function(require,module,exports){
class SpriteSheetXML {
constructor(url) {
this.array = [];
this.fetchXMLtoArray(url);
}
fetchXMLtoArray(url) {
var xhr = new XMLHttpRequest();
xhr.open('GET', url, false);
xhr.send(null);
if (xhr.status === 200) {
var children = xhr.responseXML.children[0].children;
for (let index = 0; index < children.length; index++) {
const element = children[index];
this.array.push({
name: element.attributes.name.nodeValue,
x: element.attributes.x.nodeValue,
y: element.attributes.y.nodeValue,
width: element.attributes.width.nodeValue,
height: element.attributes.height.nodeValue
});
}
} else {
console.error('XML file cannot be loaded!')
}
}
findIndex(attribute, value) {
for (let index = 0; index < this.array.length; index++) {
const element = this.array[index];
if (element[attribute] == value) {
return index;
}
}
}
}
module.exports = SpriteSheetXML;
},{}],5:[function(require,module,exports){
class Text {
constructor(text = "", style = {}) {
this.pos = { x: 0, y: 0 };
this.text = text;
this.style = style;
}
}
module.exports = Text;
},{}],6:[function(require,module,exports){
class Texture {
constructor(url) {
this.img = new Image();
this.img.src = url;
}
}
module.exports = Texture;
},{}],7:[function(require,module,exports){
var Container = require("./Container"),
TileSprite = require("./TileSprite")
;
class TileMap extends Container {
constructor(tiles, mapW, mapH, tileW, tileH, texture) {
super();
this.mapW = mapW;
this.mapH = mapH;
this.tileW = tileW;
this.tileH = tileH;
this.w = mapW * tileW;
this.h = mapH * tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSprite(texture, tileW, tileH);
s.frame = frame;
s.pos.x = i % mapW * tileW;
s.pos.y = Math.floor(i / mapW) * tileH;
return s;
});
}
}
module.exports = TileMap;
},{"./Container":1,"./TileSprite":9}],8:[function(require,module,exports){
var Container = require("./Container"),
TileSpriteXML = require("./TileSpriteXML")
;
class TileMapXML extends Container {
constructor(tiles, mapW, mapH, texture, xml) {
super(texture);
this.mapW = mapW;
this.mapH = mapH;
this.tileW = xml.array[tiles[0]].width;
this.tileH = xml.array[tiles[0]].height;
this.w = mapW * this.tileW;
this.h = mapH * this.tileH;
this.children = tiles.map((frame, i) => {
const s = new TileSpriteXML(texture, xml, frame);
s.frame = frame;
s.pos.x = i % mapW * this.tileW;
s.pos.y = Math.floor(i / mapW) * this.tileH;
return s;
});
}
}
module.exports = TileMapXML;
},{"./Container":1,"./TileSpriteXML":10}],9:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSprite extends Sprite {
constructor(texture, w, h) {
super(texture);
this.tileW = w;
this.tileH = h;
this.frame = { x: 0, y: 0 };
}
}
module.exports = TileSprite;
},{"./Sprite":3}],10:[function(require,module,exports){
var Sprite = require("./Sprite");
class TileSpriteXML extends Sprite {
constructor(texture, xml, index) {
super(texture);
var src = xml.array[index];
this.imgPos = { x: src['x'], y: src['y'] };
this.width = src['width'];
this.height = src['height'];
}
}
module.exports = TileSpriteXML;
},{"./Sprite":3}],11:[function(require,module,exports){
class KeyControls {
constructor() {
this.keys = {};
// Bind event handlers
document.addEventListener("keydown", e => {
if ([37, 38, 39, 40].indexOf(e.which) >= 0) {
e.preventDefault();
}
this.keys[e.which] = true;
}, false);
document.addEventListener('keyup', e => {
this.keys[e.which] = false;
}, false);
}
get action() {
// Spacebar
return this.keys[32];
}
get x() {
// Arrow Left or A (WASD)
if (this.keys[37] || this.keys[65]) {
return -1;
}
// Arrow Right or D (WASD)
if (this.keys[39] || this.keys[68]) {
return 1;
}
return 0;
}
get y() {
// Arrow Up or W (WASD)
if (this.keys[38] || this.keys[87]) {
return -1;
}
// Arrow Down or S (WASD)
if (this.keys[40] || this.keys[83]) {
return 1;
}
return 0;
}
key(key, value) {
if (value !== undefined) {
this.keys[key] = value;
}
return this.keys[key];
}
reset() {
for (let key in this.keys) {
this.keys[key] = false;
}
}
}
module.exports = KeyControls;
},{}],12:[function(require,module,exports){
class MouseControls {
constructor(container) {
this.el = container || document.body;
// State
this.pos = { x: 0, y: 0 };
this.isDown = false;
this.pressed = false;
this.released = false;
// Handlers
document.addEventListener('mousemove', this.move.bind(this), false);
document.addEventListener('mousedown', this.down.bind(this), false);
document.addEventListener('mouseup', this.up.bind(this), false);
}
mousePosFromEvent({ clientX, clientY }) {
const { el, pos } = this;
const rect = el.getBoundingClientRect();
const xr = el.width / el.clientWidth;
const yr = el.height / el.clientHeight;
pos.x = (clientX - rect.left) * xr;
pos.y = (clientY - rect.top) * yr;
}
move(e) {
this.mousePosFromEvent(e);
}
down(e) {
this.isDown = true;
this.pressed = true;
this.mousePosFromEvent(e);
}
up() {
this.isDown = false;
this.released = true;
}
update() {
this.released = false;
this.pressed = false;
}
}
module.exports = MouseControls;
},{}],13:[function(require,module,exports){
var Container = require("./Container.js"),
CanvasRenderer = require("./renderer/CanvasRenderer.js"),
Game = require("./Game.js"),
math = require("./utilities/math.js"),
KeyControls = require("./controls/KeyControls.js"),
MouseControls = require("./controls/MouseControls.js"),
Sprite = require("./Sprite.js"),
TileMap = require("./TileMap.js"),
TileMapXML = require("./TileMapXML.js"),
TileSprite = require("./TileSprite.js"),
TileSpriteXML = require("./TileSpriteXML.js"),
Text = require("./Text.js"),
Texture = require("./Texture.js"),
SpriteSheetXML = require("./SpriteSheetXML.js")
;
module.exports = {
CanvasRenderer,
Container,
Game,
math,
KeyControls,
MouseControls,
Sprite,
TileMap,
TileMapXML,
TileSprite,
SpriteSheetXML,
TileSpriteXML,
Text,
Texture
};
},{"./Container.js":1,"./Game.js":2,"./Sprite.js":3,"./SpriteSheetXML.js":4,"./Text.js":5,"./Texture.js":6,"./TileMap.js":7,"./TileMapXML.js":8,"./TileSprite.js":9,"./TileSpriteXML.js":10,"./controls/KeyControls.js":11,"./controls/MouseControls.js":12,"./renderer/CanvasRenderer.js":14,"./utilities/math.js":15}],14:[function(require,module,exports){
class CanvasRenderer {
constructor(w, h) {
const canvas = document.createElement("canvas");
this.w = canvas.width = w;
this.h = canvas.height = h;
this.view = canvas;
this.ctx = canvas.getContext("2d");
this.ctx.textBaseLine = "top";
}
setPixelated() {
this.ctx['imageSmoothingEnabled'] = false; /* standard */
this.ctx['mozImageSmoothingEnabled'] = false; /* Firefox */
this.ctx['oImageSmoothingEnabled'] = false; /* Opera */
this.ctx['webkitImageSmoothingEnabled'] = false; /* Safari */
this.ctx['msImageSmoothingEnabled'] = false; /* IE */
}
render(container, clear = true) {
const { ctx } = this;
function renderRec(container) {
// Render container children
container.children.forEach(child => {
if (child.visible == false) {
return;
}
ctx.save();
if (child.pos) {
ctx.translate(Math.round(child.pos.x), Math.round(child.pos.y));
}
if (child.anchor) {
ctx.translate(child.anchor.x, child.anchor.y);
}
if (child.scale) {
ctx.scale(child.scale.x, child.scale.y);
}
if (child.rotation) {
const px = child.pivot ? child.pivot.x : 0;
const py = child.pivot ? child.pivot.y : 0;
ctx.translate(px, py);
ctx.rotate(child.rotation);
ctx.translate(-px, -py);
}
if (child.text) {
const { font, fill, align } = child.style;
if (font) ctx.font = font;
if (fill) ctx.fillStyle = fill;
if (align) ctx.textAlign = align;
ctx.fillText(child.text, 0, 0);
}
else if (child.texture) {
const img = child.texture.img;
if (child.tileW && child.tileH) {
ctx.drawImage(
img,
child.frame.x * child.tileW,
child.frame.y * child.tileH,
child.tileW, child.tileH,
0, 0,
child.tileW, child.tileH
);
} else if (child.imgPos && child.width && child.height) {
ctx.drawImage(
img,
child.imgPos.x,
child.imgPos.y,
child.width, child.height,
0, 0,
child.width, child.height
);
} else {
ctx.drawImage(img, 0, 0);
}
}
// Handle children with children
if (child.children) {
renderRec(child);
}
ctx.restore();
})
}
if (clear) {
ctx.clearRect(0, 0, this.w, this.h);
}
renderRec(container);
}
}
module.exports = CanvasRenderer;
},{}],15:[function(require,module,exports){
function rand(min, max) {
return Math.floor(randf(min, max));
}
function randf(min, max) {
if (max == null) {
max = min || 1;
min = 0;
}
return Math.random() * (max - min) + min;
}
function randOneFrom(items) {
return items[rand(items.length)];
}
function randOneIn(max = 2) {
return rand(0, max) === 0;
}
module.exports = {
rand,
randf,
randOneFrom,
randOneIn
};
},{}],16:[function(require,module,exports){
var asdf = require('../../../asdf/index');
const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite, TileSprite, TileMap, TileMapXML, SpriteSheetXML } = asdf;
const game = new Game(640, 320, true);
const { scene, w, h } = game;
const mouseAim = new MouseControls();
const tanksTexture = new Texture("./res/images/allSprites_default.png")
const tanksXml = new SpriteSheetXML("./res/images/allSprites_default.xml");
const map = { x: 640 / 64, y: 320 / 64 };
// Make a random level of tile indexes
const level = [
135, 135, 135, 135, 135, 135, 135, 135, 135, 135,
135, 135, 135, 135, 135, 135, 135, 135, 135, 135,
158, 158, 158, 158, 158, 158, 158, 158, 158, 158,
160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
160, 160, 160, 160, 160, 160, 160, 160, 160, 160,
];
scene.add(new TileMapXML(level, map.x, map.y, tanksTexture, tanksXml));
game.run((dt, t) => {
if (mouseAim.isDown) {
console.log('cliccccccccccc');
}
});
},{"../../../asdf/index":13}]},{},[16]);

2
examples/tilemap-test/index.html
View File

@ -8,6 +8,6 @@
<div id="board"> <div id="board">
<!-- Renderer will push content here --> <!-- Renderer will push content here -->
</div> </div>
<script type="module" src="src/main.js"></script> <script type="module" src="bundle.js"></script>
</body> </body>
</html> </html>

2
examples/tilemap-test/src/main.js
View File

@ -1,4 +1,4 @@
import asdf from "../../../asdf/index.js"; var asdf = require('../../../lib/index');
const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite, TileSprite, TileMap, TileMapXML, SpriteSheetXML } = asdf; const { Game, Container, CanvasRenderer, math, KeyControls, MouseControls, Text, Texture, Sprite, TileSprite, TileMap, TileMapXML, SpriteSheetXML } = asdf;
const game = new Game(640, 320, true); const game = new Game(640, 320, true);

2
asdf/Container.js → lib/Container.js
View File

@ -27,4 +27,4 @@ class Container {
}); });
} }
} }
export default Container; module.exports = Container;

7
asdf/Game.js → lib/Game.js
View File

@ -1,5 +1,6 @@
import Container from "./Container.js"; var Container = require("./Container"),
import CanvasRenderer from "./renderer/CanvasRenderer.js"; CanvasRenderer = require('./renderer/CanvasRenderer')
;
const STEP = 1 / 60; const STEP = 1 / 60;
const FRAME_MAX = 5 * STEP; const FRAME_MAX = 5 * STEP;
@ -36,4 +37,4 @@ class Game {
} }
} }
export default Game; module.exports = Game;

2
asdf/Sprite.js → lib/Sprite.js
View File

@ -7,4 +7,4 @@ class Sprite {
this.rotation = 0; this.rotation = 0;
} }
} }
export default Sprite; module.exports = Sprite;

2
asdf/SpriteSheetXML.js → lib/SpriteSheetXML.js
View File

@ -36,4 +36,4 @@ class SpriteSheetXML {
} }
} }
export default SpriteSheetXML; module.exports = SpriteSheetXML;

2
asdf/Text.js → lib/Text.js
View File

@ -5,4 +5,4 @@ class Text {
this.style = style; this.style = style;
} }
} }
export default Text; module.exports = Text;

2
asdf/Texture.js → lib/Texture.js
View File

@ -4,4 +4,4 @@ class Texture {
this.img.src = url; this.img.src = url;
} }
} }
export default Texture; module.exports = Texture;

7
asdf/TileMap.js → lib/TileMap.js
View File

@ -1,5 +1,6 @@
import Container from "./Container.js"; var Container = require("./Container"),
import TileSprite from "./TileSprite.js"; TileSprite = require("./TileSprite")
;
class TileMap extends Container { class TileMap extends Container {
constructor(tiles, mapW, mapH, tileW, tileH, texture) { constructor(tiles, mapW, mapH, tileW, tileH, texture) {
@ -21,4 +22,4 @@ class TileMap extends Container {
} }
} }
export default TileMap; module.exports = TileMap;

7
asdf/TileMapXML.js → lib/TileMapXML.js
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@ -1,5 +1,6 @@
import Container from "./Container.js"; var Container = require("./Container"),
import TileSpriteXML from "./TileSpriteXML.js"; TileSpriteXML = require("./TileSpriteXML")
;
class TileMapXML extends Container { class TileMapXML extends Container {
constructor(tiles, mapW, mapH, texture, xml) { constructor(tiles, mapW, mapH, texture, xml) {
@ -21,4 +22,4 @@ class TileMapXML extends Container {
} }
} }
export default TileMapXML; module.exports = TileMapXML;

4
asdf/TileSprite.js → lib/TileSprite.js
View File

@ -1,4 +1,4 @@
import Sprite from "./Sprite.js"; var Sprite = require("./Sprite");
class TileSprite extends Sprite { class TileSprite extends Sprite {
constructor(texture, w, h) { constructor(texture, w, h) {
@ -9,4 +9,4 @@ class TileSprite extends Sprite {
} }
} }
export default TileSprite; module.exports = TileSprite;

4
asdf/TileSpriteXML.js → lib/TileSpriteXML.js
View File

@ -1,4 +1,4 @@
import Sprite from "./Sprite.js"; var Sprite = require("./Sprite");
class TileSpriteXML extends Sprite { class TileSpriteXML extends Sprite {
constructor(texture, xml, index) { constructor(texture, xml, index) {
@ -10,4 +10,4 @@ class TileSpriteXML extends Sprite {
} }
} }
export default TileSpriteXML; module.exports = TileSpriteXML;

4
asdf/controls/KeyControls.js → lib/controls/KeyControls.js
View File

@ -1,4 +1,3 @@
class KeyControls { class KeyControls {
constructor() { constructor() {
@ -59,4 +58,5 @@ class KeyControls {
} }
} }
export default KeyControls;
module.exports = KeyControls;

2
asdf/controls/MouseControls.js → lib/controls/MouseControls.js
View File

@ -42,4 +42,4 @@ class MouseControls {
} }
} }
export default MouseControls; module.exports = MouseControls;

0
asdf/index.d.ts → lib/index.d.ts vendored
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32
lib/index.js Normal file
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@ -0,0 +1,32 @@
var Container = require("./Container.js"),
CanvasRenderer = require("./renderer/CanvasRenderer.js"),
Game = require("./Game.js"),
math = require("./utilities/math.js"),
KeyControls = require("./controls/KeyControls.js"),
MouseControls = require("./controls/MouseControls.js"),
Sprite = require("./Sprite.js"),
TileMap = require("./TileMap.js"),
TileMapXML = require("./TileMapXML.js"),
TileSprite = require("./TileSprite.js"),
TileSpriteXML = require("./TileSpriteXML.js"),
Text = require("./Text.js"),
Texture = require("./Texture.js"),
SpriteSheetXML = require("./SpriteSheetXML.js")
;
module.exports = {
CanvasRenderer,
Container,
Game,
math,
KeyControls,
MouseControls,
Sprite,
TileMap,
TileMapXML,
TileSprite,
SpriteSheetXML,
TileSpriteXML,
Text,
Texture
};

3
asdf/renderer/CanvasRenderer.js → lib/renderer/CanvasRenderer.js
View File

@ -1,4 +1,3 @@
class CanvasRenderer { class CanvasRenderer {
constructor(w, h) { constructor(w, h) {
@ -95,4 +94,4 @@ class CanvasRenderer {
renderRec(container); renderRec(container);
} }
} }
export default CanvasRenderer; module.exports = CanvasRenderer;

2
asdf/utilities/math.js → lib/utilities/math.js
View File

@ -18,7 +18,7 @@ function randOneIn(max = 2) {
return rand(0, max) === 0; return rand(0, max) === 0;
} }
export default { module.exports = {
rand, rand,
randf, randf,
randOneFrom, randOneFrom,

5
list.js
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@ -1,5 +0,0 @@
var serveIndex = require('serve-index')
require('budo').cli(process.argv.slice(2), {
middleware: serveIndex(__dirname)
})

3975
package-lock.json generated
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File diff suppressed because it is too large Load Diff

29
package.json
View File

@ -1,28 +1,21 @@
{ {
"name": "asdf-games", "name": "asdf-games",
"version": "1.0.0", "version": "1.0.0",
"description": "Me making games using HTML5 Games: Novice to Ninja by Sitepoint.", "description": "Javascript gaming framework, based upon the framework made in the book HTML5 Games: Novice to Ninja by Sitepoint.",
"main": "list.js", "main": "lib/index.js",
"dependencies": {
"browserify": "^16.5.0"
},
"devDependencies": {
"budo": "^11.6.3",
"serve-index": "^1.9.1"
},
"scripts": {
"start": "node list.js --dir ./ --live"
},
"repository": { "repository": {
"type": "git", "type": "git",
"url": "asdf-games" "url": "git+https://gitea.arnweb.nl/arne/asdf-games#master"
}, },
"keywords": [ "keywords": [
"ASDF", "asdf",
"ARNweb", "js",
"Games", "game",
"Sitepoint" "sitepoint"
], ],
"author": "Arne van Iterson", "author": {
"name": "Arne van Iterson",
"url": "https://gitea.arnweb.nl/arne/"
},
"license": "ISC" "license": "ISC"
} }