hextris/js/main.js
2014-05-22 15:29:35 -04:00

121 lines
3.1 KiB
JavaScript

var canvas = document.getElementById('canvas');
var ctx = canvas.getContext('2d');
canvas.originalHeight = canvas.height;
canvas.originalWidth = canvas.width;
if (window.devicePixelRatio) {
canvas.width *= window.devicePixelRatio;
canvas.height *= window.devicePixelRatio;
ctx.scale(window.devicePixelRatio, window.devicePixelRatio);
}
window.requestAnimFrame = (function() {
return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(callback) {
window.setTimeout(callback, 1000 / framerate);
};
})();
var gameState = 0; // 0 - start, 1 - playing, 2 - end
var framerate = 60;
var score = 0;
var scoreScalar = 1;
var scoreAdditionCoeff = 1;
ct = 0;
var blocks = [];
var MainClock;
var iter;
var lastGen;
var prevScore;
var nextGen;
var spawnLane = 0;
function init() {
score = 0;
spawnLane = 0;
scoreScalar = 1;
gameState = 1;
ct = 0;
blocks = [];
MainClock = new Clock(65);
iter = 1;
waveone = new waveGen(MainClock,0,[1,1,0],[1,1],[1,1]);
console.log(waveone);
requestAnimFrame(animloop);
}
function update() {
waveone.update();
var i;
var objectsToRemove = [];
for (i in blocks) {
MainClock.doesBlockCollide(blocks[i], iter);
if (!blocks[i].settled) {
blocks[i].distFromHex -= iter;
} else {
objectsToRemove.push(i);
}
}
for (i in MainClock.blocks) {
for (var j = 0; j < MainClock.blocks[i].length; j++) {
var block = MainClock.blocks[i][j];
MainClock.doesBlockCollide(block, iter, j, MainClock.blocks[i]);
if (!MainClock.blocks[i][j].settled) {
MainClock.blocks[i][j].distFromHex -= iter;
}
}
}
objectsToRemove.forEach(function(o) {
blocks.splice(o, 1);
});
}
function render() {
ctx.clearRect(0, 0, canvas.originalWidth, canvas.originalHeight);
clearGameBoard();
renderText(score + " (x" + scoreScalar * scoreAdditionCoeff + ")", canvas.originalWidth/2, canvas.originalHeight/2 - 360);
var i;
for (i in MainClock.blocks) {
for (var j = 0; j < MainClock.blocks[i].length; j++) {
var block = MainClock.blocks[i][j];
block.draw(true, j);
}
}
for (i in blocks) {
blocks[i].draw();
}
MainClock.draw();
drawPolygon(canvas.originalWidth / 2, canvas.originalHeight / 2, 6, 220, 30, '#95a5a6', false);
}
function animloop() {
if (gameState === 0) {
clearGameBoard();
showModal('Start!', 'Press enter to start!');
} else if (gameState == 1) {
requestAnimFrame(animloop);
update();
render();
checkGameOver();
} else if (gameState == 2) {
showModal('Game over: ' + score + ' pts!', 'Press enter to restart!');
}
}
requestAnimFrame(animloop);
function checkGameOver() { // fix font, fix size of hex
for (var i = 0; i < MainClock.sides; i++) {
if (MainClock.blocks[i].length > 8) {
gameState = 2;
}
}
}