358 lines
8.2 KiB
JavaScript
358 lines
8.2 KiB
JavaScript
$(document).ready(scaleCanvas);
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$(window).resize(scaleCanvas);
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function scaleCanvas() {
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canvas.width = $(window).width();
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canvas.height = $(window).height();
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canvas.originalHeight = canvas.height;
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canvas.originalWidth = canvas.width;
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if (canvas.height > canvas.width) {
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settings.scale = canvas.width/800;
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} else {
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settings.scale = canvas.height/800;
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}
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}
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var canvas = document.getElementById('canvas');
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var ctx = canvas.getContext('2d');
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var count = 0;
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window.requestAnimFrame = (function() {
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return window.requestAnimationFrame || window.webkitRequestAnimationFrame || window.mozRequestAnimationFrame || function(callback) {
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window.setTimeout(callback, 1000 / framerate);
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};
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})();
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$('#clickToExit').bind('click', toggleDevTools);
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function toggleDevTools() {
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$('#devtools').toggle();
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}
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var settings;
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if(/Android|webOS|iPhone|iPad|iPod|BlackBerry|IEMobile|Opera Mini/i.test(navigator.userAgent) ) {
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settings = {
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scale:1,
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prevScale:1,
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baseHexWidth:87,
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hexWidth:87,
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baseBlockHeight:20,
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blockHeight:20,
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rows:6,
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speedModifier:0.8,
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creationSpeedModifier:0.8
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};
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} else {
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settings = {
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scale:1,
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prevScale:1,
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hexWidth:65,
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baseHexWidth:87,
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baseBlockHeight:20,
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blockHeight:15,
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rows:8,
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speedModifier:1,
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creationSpeedModifier:0.8
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};
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}
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var gameState = 0;
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var framerate = 60;
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var history = {};
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var score = 0;
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var scoreScalar = 1;
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var isGameOver = 3;
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var scoreAdditionCoeff = 1;
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var prevScore = 0;
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var numHighScores = 3;
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var highscores = [0, 0, 0];
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if(localStorage.getItem('highscores'))
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highscores = localStorage.getItem('highscores').split(',').map(Number);
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localStorage.setItem('highscores', highscores);
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var blocks = [];
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var MainClock;
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var gdx = 0;
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var gdy = 0;
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var lastGen;
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var prevTimeScored;
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var nextGen;
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var spawnLane = 0;
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var importing = 0;
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var importedHistory;
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var startTime;
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function init() {
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history = {};
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importedHistory = undefined;
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importing = 0;
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isGameOver = 2;
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score = 0;
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prevScore = 0;
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spawnLane = 0;
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scoreScalar = 1;
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gameState = -2;
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count = 0;
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blocks = [];
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MainClock = new Clock(settings.hexWidth);
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MainClock.y = -100/(window.devicePixelRatio ? window.devicePixelRatio : 1);
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startTime = Date.now();
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waveone = new waveGen(MainClock,Date.now(),[1,1,0],[1,1],[1,1]);
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}
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function addNewBlock(blocklane, color, iter, distFromHex, settled) { //last two are optional parameters
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if (!history[count]) {
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history[count] = {};
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}
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history[count].block = {
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blocklane:blocklane,
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color:color,
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iter:iter
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};
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if (distFromHex) {
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history[count].distFromHex = distFromHex;
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}
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if (settled) {
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blockHist[count].settled = settled;
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}
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blocks.push(new Block(blocklane, color, iter, distFromHex, settled));
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}
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function importHistory() {
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try {
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var ih = JSON.parse(prompt("Import JSON"));
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if (ih) {
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init();
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importing = 1;
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importedHistory = ih;
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}
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}
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catch (e) {
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alert("Error importing JSON");
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}
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}
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function exportHistory() {
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$('#devtoolsText').html(JSON.stringify(history));
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toggleDevTools();
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}
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//remember to update history function to show the respective iter speeds
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function update() {
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settings.hexWidth = settings.baseHexWidth * settings.scale;
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settings.blockHeight = settings.baseBlockHeight * settings.scale;
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var now = Date.now();
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if (now - prevTimeScored > 1000) {
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score += 5 * (scoreScalar * scoreAdditionCoeff);
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prevTimeScored = now;
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}
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if (importing) {
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if (importedHistory[count]) {
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if (importedHistory[count].block) {
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addNewBlock(importedHistory[count].block.blocklane, importedHistory[count].block.color, importedHistory[count].block.iter, importedHistory[count].block.distFromHex, importedHistory[count].block.settled);
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}
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if (importedHistory[count].rotate) {
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MainClock.rotate(importedHistory[count].rotate);
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}
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}
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}
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else if (gameState == 1) {
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waveone.update();
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if (now - waveone.prevTimeScored > 1000) {
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score += 5 * (scoreScalar * scoreAdditionCoeff);
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waveone.prevTimeScored = now;
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}
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}
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var i;
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var objectsToRemove = [];
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for (i in blocks) {
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MainClock.doesBlockCollide(blocks[i]);
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if (!blocks[i].settled) {
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if (!blocks[i].initializing) blocks[i].distFromHex -= blocks[i].iter * settings.scale;
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} else if (!blocks[i].removed) {
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blocks[i].removed = 1;
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}
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}
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var lDI;
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for (i = 0; i < MainClock.blocks.length; i++) {
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lDI = 99;
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for (j = 0; j < MainClock.blocks[i].length; j++) {
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block = MainClock.blocks[i][j];
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if (block.deleted == 2) {
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MainClock.blocks[i].splice(j,1);
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if (j < lDI) lDI = j;
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j--;
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}
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}
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if (lDI < MainClock.blocks[i].length) {
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for (var q = lDI; q < MainClock.blocks[i].length; q++) {
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MainClock.blocks[i][q].settled = 0;
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}
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}
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}
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var block;
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var j;
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for (i in MainClock.blocks) {
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for (j = 0; j < MainClock.blocks[i].length; j++) {
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block = MainClock.blocks[i][j];
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MainClock.doesBlockCollide(block, j, MainClock.blocks[i]);
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if (!MainClock.blocks[i][j].settled) {
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MainClock.blocks[i][j].distFromHex -= block.iter * settings.scale;
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}
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}
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}
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for(i=0;i<blocks.length;i++){
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if(blocks[i].removed == 1){
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blocks.splice(i,1);
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i--;
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}
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}
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count++;
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if (score != prevScore) {
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updateScoreboard();
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prevScore = score;
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}
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}
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function render() {
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ctx.clearRect(0, 0, canvas.originalWidth, canvas.originalHeight);
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clearGameBoard();
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if (gameState == -2) {
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if (Date.now() - startTime > 1300) {
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var op = (Date.now() - startTime - 1300)/500;
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if (op > 1) {
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op = 1;
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}
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ctx.globalAlpha = op;
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drawPolygon(canvas.originalWidth / 2 , canvas.originalHeight / 2 , 6, (settings.rows * settings.blockHeight) * (2/Math.sqrt(3)) + settings.hexWidth, 30, "#bdc3c7", false,6);
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ctx.globalAlpha = 1;
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}
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} else {
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drawPolygon(canvas.originalWidth / 2 + gdx, canvas.originalHeight / 2 + gdy, 6, (settings.rows * settings.blockHeight) * (2/Math.sqrt(3)) + settings.hexWidth, 30, '#bdc3c7', false, 6);
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}
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var i;
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for (i in MainClock.blocks) {
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for (var j = 0; j < MainClock.blocks[i].length; j++) {
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var block = MainClock.blocks[i][j];
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block.draw(true, j);
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}
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}
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for (i in blocks) {
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blocks[i].draw();
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}
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MainClock.draw();
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settings.prevScale = settings.scale;
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}
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function stepInitialLoad() {
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var dy = getStepDY(Date.now() - startTime, 0, (100 + canvas.height/2)/(window.devicePixelRatio ? window.devicePixelRatio : 1), 1300);
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if (Date.now() - startTime > 1300) {
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MainClock.dy = 0;
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MainClock.y = (canvas.height/2)/(window.devicePixelRatio ? window.devicePixelRatio : 1);
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if (Date.now() - startTime - 500 > 1300) {
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gameState = 1;
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}
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} else {
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MainClock.dy = dy;
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}
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}
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//t: current time, b: begInnIng value, c: change In value, d: duration
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function getStepDY(t, b, c, d) {
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if ((t/=d) < (1/2.75)) {
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return c*(7.5625*t*t) + b;
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} else if (t < (2/2.75)) {
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return c*(7.5625*(t-=(1.5/2.75))*t + 0.75) + b;
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} else if (t < (2.5/2.75)) {
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return c*(7.5625*(t-=(2.25/2.75))*t + 0.9375) + b;
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} else {
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return c*(7.5625*(t-=(2.625/2.75))*t + 0.984375) + b;
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}
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}
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function animLoop() {
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if (gameState == 1) {
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requestAnimFrame(animLoop);
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update();
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render();
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if (checkGameOver()) {
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isGameOver--;
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if (isGameOver === 0) {
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gameState = 2;
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}
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}
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}
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else if (gameState === 0) {
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requestAnimFrame(animLoop);
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clearGameBoard();
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showModal('Start!', 'Press enter to start!');
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}
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else if (gameState == -2) { //initialization screen just before starting
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requestAnimFrame(animLoop);
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settings.hexWidth = settings.baseHexWidth * settings.scale;
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settings.blockHeight = settings.baseBlockHeight * settings.scale;
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stepInitialLoad();
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render();
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}
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else if (gameState == -1) {
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showModal('Paused!', 'Press "P" to continue.');
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}
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else if (gameState == 2) {
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requestAnimFrame(animLoop);
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update();
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render();
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showModal('Game over: ' + score + ' pts!', 'Press enter to restart!');
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highscores = localStorage.getItem('highscores').split(',').map(Number);
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for (var i = 0; i < numHighScores; i++) {
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if (highscores[i] < score) {
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for (var j = numHighScores - 1; j > i; j--) {
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highscores[j] = highscores[j - 1];
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}
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highscores[i] = score;
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break;
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}
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}
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localStorage.setItem('highscores', highscores);
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}
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else {
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gameState = 0;
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}
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}
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requestAnimFrame(animLoop);
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function checkGameOver() {
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for (var i = 0; i < MainClock.sides; i++) {
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if (MainClock.blocks[i].length > settings.rows) {
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return true;
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}
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}
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return false;
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}
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window.onblur = function (e) {
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if (gameState == 1) gameState = -1;
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};
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