mirror of
https://github.com/photonstorm/phaser
synced 2024-11-27 23:20:59 +00:00
175 lines
No EOL
4 KiB
PHP
175 lines
No EOL
4 KiB
PHP
<!DOCTYPE HTML>
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<html>
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<head>
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<title>phaser.js - a new beginning</title>
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<?php
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require('js.php');
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?>
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</head>
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<body>
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<script type="text/javascript">
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(function () {
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var game = new Phaser.Game(800, 600, Phaser.CANVAS, '', { preload: preload, create: create, update: update, render: render });
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function preload() {
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game.load.image('mushroom', 'assets/sprites/mana_card.png');
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}
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var s;
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var c;
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var r;
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var p;
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var tl;
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var tr;
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var bl;
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var br;
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var half = { width: 0, height: 0 };
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var angle = 0;
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var distance = 0;
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/**
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* Returns an array containing 4 Point objects corresponding to the 4 corners of the sprite bounds.
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* @method getAsPoints
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* @param {Sprite} sprite The Sprite that will have its cameraView property modified
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* @return {Array} An array of Point objects.
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*/
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function getAsPoints(sprite) {
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var out = [];
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// top left
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out.push(new Phaser.Point(sprite.x, sprite.y));
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// top right
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out.push(new Phaser.Point(sprite.x + sprite.width, sprite.y));
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// bottom right
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out.push(new Phaser.Point(sprite.x + sprite.width, sprite.y + sprite.height));
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// bottom left
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out.push(new Phaser.Point(sprite.x, sprite.y + sprite.height));
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return out;
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}
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var midpoint;
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function create() {
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// Make our game world 2000x2000 pixels in size (the default is to match the game size)
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game.world.setSize(2000, 2000);
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s = game.add.sprite(400, 300, 'mushroom');
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midpoint = new Phaser.Point(s.x + s.width / 2, s.y + s.height / 2);
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var points = getAsPoints(s);
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tl = points[0];
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tr = points[1];
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br = points[2];
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bl = points[3];
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s.anchor.setTo(2, 0.5);
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// PIXI worldTransform order:
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// |a c tx|
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// |b d ty|
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// |0 0 1|
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// 0 = scaleX (a)
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// 1 = skewY (c)
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// 2 = translateX
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// 3 = skewX (b)
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// 4 = scaleY (d)
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// 5 = translateY
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}
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function update() {
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s.angle += 0.5;
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if (s.scale.x > -2)
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{
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s.scale.x -= 0.01;
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s.scale.y -= 0.01;
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}
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}
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function render() {
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game.debug.renderSpriteInfo(s, 32, 32);
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// var p1 = getLocalPosition(midpoint.x, midpoint.y, s);
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var offsetX = s.anchor.x * s.width;
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var offsetY = s.anchor.y * s.height;
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var sx = s.x - offsetX;
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var sy = s.y - offsetY;
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// top left
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var p1 = getLocalPosition(sx, sy, s);
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// top right
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var p2 = getLocalPosition(sx + s.width, sy, s);
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// bottom left
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var p3 = getLocalPosition(sx, sy + s.height, s);
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// bottom right
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var p4 = getLocalPosition(sx + s.width, sy + s.height, s);
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p1.add(s.x, s.y);
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p2.add(s.x, s.y);
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p3.add(s.x, s.y);
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p4.add(s.x, s.y);
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// game.debug.renderPoint(tl, 'rgb(255,0,0)');
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// game.debug.renderPoint(tr, 'rgb(0,255,0)');
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// game.debug.renderPoint(bl, 'rgb(0,0,255)');
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// game.debug.renderPoint(br, 'rgb(255,0,255)');
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game.debug.renderPoint(p1, 'rgb(255,0,0)');
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game.debug.renderPoint(p2, 'rgb(0,255,0)');
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game.debug.renderPoint(p3, 'rgb(0,0,255)');
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game.debug.renderPoint(p4, 'rgb(255,0,255)');
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game.debug.renderText('tx: ' + tr.x, 32, 250);
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game.debug.renderText('ty: ' + tr.y, 32, 265);
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game.debug.renderText('px: ' + p2.x, 32, 280);
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game.debug.renderText('py: ' + p2.y, 32, 295);
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game.debug.renderText('ox: ' + offsetX, 32, 350);
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game.debug.renderText('oy: ' + offsetY, 32, 370);
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}
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function getLocalPosition (x, y, displayObject) {
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var a00 = displayObject.worldTransform[0]; // scaleX
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var a01 = displayObject.worldTransform[1]; // skewY
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var a02 = displayObject.worldTransform[2]; // translateX
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var a10 = displayObject.worldTransform[3]; // skewX
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var a11 = displayObject.worldTransform[4]; // scaleY
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var a12 = displayObject.worldTransform[5]; // translateY
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a01 *= -1;
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a10 *= -1;
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var id = 1 / (a00 * a11 + a01 * -a10);
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var dx = a11 * id * x + -a01 * id * y + (a12 * a01 - a02 * a11) * id;
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var dy = a00 * id * y + -a10 * id * x + (-a12 * a00 + a02 * a10) * id;
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return new Phaser.Point(dx * displayObject.scale.x, dy * displayObject.scale.y);
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}
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})();
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</script>
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</body>
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</html>
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