hextris/entities.js
2014-05-17 13:43:56 -04:00

76 lines
2 KiB
JavaScript

//you can change these to sexier stuff
var colors = [
"black",
"orange",
"red",
"blue",
];
var Clock = function(sideLength) {
this.position = 0;
this.sides = 6;
this.blocks = [];
this.angle = 30;
this.sideLength = sideLength;
this.strokeColor = 'black';
this.x = canvas.width / 2;
this.y = canvas.height / 2;
for(var i=0; i< this.sides; i++) {
this.blocks.push([]);
}
this.addBlock = function(block) {
var lane = 0;
lane += this.position + block.lane;
lane = lane % this.sides;
while(lane < 0) {
lane = lane + this.sides;
}
block.distFromHex = MainClock.sideLength / 2 * Math.sqrt(3) + block.height * this.blocks[lane].length + block.height/2;
this.blocks[lane].push(block);
}
this.rotate = function(steps) {
var oldPosition = this.position;
this.position += steps;
this.position = this.position % this.sides;
while(this.position < 0) {
this.position = this.position + this.sides;
}
for(var i=0; i<this.blocks.length; i++) {
for(var j=0; j<this.blocks[i].length; j++) {
this.blocks[i][j].lane += (this.position - oldPosition);
this.blocks[i][j].lane = this.blocks[i][j].lane % this.sides;
while(this.blocks[i][j].lane < 0) {
this.blocks[i][j].lane += this.sides;
}
}
}
this.angle = 30 + this.position * 60;
}
this.draw = function() {
this.drawPolygon(this.x, this.y, this.sides, this.sideLength, this.angle);
}
this.drawPolygon = function(x, y, sides, radius, theta) { // can make more elegant, reduce redundancy, fix readability
ctx.beginPath();
var coords = rotatePoint(0, radius, theta);
ctx.moveTo(coords.x + x, coords.y + y);
var oldX = coords.x;
var oldY = coords.y;
for (var i = 0; i < sides; i++) {
coords = rotatePoint(oldX, oldY, 360 / sides);
ctx.lineTo(coords.x + x, coords.y + y);
ctx.moveTo(coords.x + x, coords.y + y);
oldX = coords.x;
oldY = coords.y;
// console.log(coords);
}
ctx.closePath();
// ctx.fill();
ctx.strokeStyle = this.strokeColor;
ctx.stroke();
}
}