extending my previous play with hexagonal layouts to make a "checkers-like" game. Instructions are in the sidebar.
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February 5, 2016 22:04
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Play Hexers!
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<!DOCTYPE html> | |
<meta charset="utf-8"> | |
<style> | |
*{ | |
font-family: courier; | |
} | |
.axis text { | |
font: 10px sans-serif; | |
} | |
.axis path, | |
.axis line { | |
fill: none; | |
stroke: #000; | |
shape-rendering: crispEdges; | |
} | |
.hexagon { | |
fill: none; | |
stroke: #000; | |
stroke-width: .5px; | |
} | |
</style> | |
<body> | |
<script src="https://d3js.org/d3.v3.min.js"></script> | |
<script src="https://d3js.org/d3.hexbin.v0.min.js?5c6e4f0"></script> | |
<div id="titleAndStats" style="float:left; width:30em"></div> | |
<script> | |
var margin = {top: 20, right: 20, bottom: 30, left: 40}, | |
width = 960 - margin.left - margin.right, | |
height = 500 - margin.top - margin.bottom; | |
var points = []; | |
var hexRadius = 30, | |
MapRows = 6, | |
MapColumns = 10, | |
transDuration = 500, | |
instructions = "none"; | |
/*** set up board and actions ***/ | |
var selectedPoint = {}; | |
for (var r = 0; r < MapRows; r++) { | |
for (var c = 0; c < MapColumns; c++) { | |
points.push([hexRadius * c * 1.75, hexRadius * r * 1.5, c, r, "id-"+c+"-"+r]); | |
}//for j | |
}//for i | |
var color = d3.scale.linear() | |
.domain([0, 20]) | |
.range(["white", "steelblue"]) | |
.interpolate(d3.interpolateLab); | |
var hexbin = d3.hexbin() | |
.size([width, height]) | |
.radius(30); | |
var x = d3.scale.identity() | |
.domain([0, width]); | |
var y = d3.scale.linear() | |
.domain([0, height]) | |
.range([height, 0]); | |
var percent = d3.format("%"); | |
var svg = d3.select("body").append("svg") | |
.attr("width", width + margin.left + margin.right) | |
.attr("height", height + margin.top + margin.bottom) | |
.style("float","left") | |
.append("g") | |
.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
svg.append("clipPath") | |
.attr("id", "clip") | |
.append("rect") | |
.attr("class", "mesh") | |
.attr("width", width) | |
.attr("height", height); | |
svg.append("g") | |
.attr("clip-path", "url(#clip)") | |
.selectAll(".hexagon") | |
.data(hexbin(points)) | |
.enter().append("path") | |
.attr("class", "hexagon") | |
.attr("d", hexbin.hexagon()) | |
.attr("transform", function(d) { return "translate(" + (margin.left + d.x) + "," + (margin.left + d.y) + ")"; }) | |
.style("fill", function(d) { return color(d.length); }) | |
.attr("id",function(d){ return d[0][4]; }) | |
.on("click", function(d){ | |
if(selectedPoint != d && d3.select("#"+d[0][4]).classed(teams[team].name)){ | |
selectedPoint = d; | |
changeNeighbors(d[0][2], d[0][3]); | |
d3.select("#"+d[0][4]) | |
.attr("class", "hexagon primary "+teams[team].name) | |
.attr("fill-opacity","") | |
.transition() | |
.duration(transDuration) | |
.style("fill",teams[team].color); | |
turnover(); | |
} | |
}); | |
/*** Actions - probably a lot of this code could be consolidated ***/ | |
var ownHex = function(){ | |
if(this[0][0] == null) return; //should only be during init | |
if(!this.classed(teams[team].name)){ //you don't already own this node | |
if(!this.classed("primary")) //cannot own an opponents primary node | |
this.attr("class", "hexagon "+teams[team].name).transition().duration(transDuration).style("fill",teams[team].color).attr("fill-opacity",0.5); | |
} | |
} | |
var previewHex = function(){ | |
if(!this.classed(teams[team].name)){ | |
this.transition().duration(transDuration).style("fill",teams[team].color).attr("fill-opacity",0.25); | |
} | |
} | |
var unviewHex = function(){ | |
if(!this.classed(teams[team].name)){ | |
this.style("fill",color(2)).attr("fill-opacity",""); | |
} | |
} | |
function changeNeighbors(c, r){ | |
d3.select("#id-"+(c+0)+"-"+(r+1)).call(ownHex); | |
d3.select("#id-"+(c+1)+"-"+(r+0)).call(ownHex); | |
d3.select("#id-"+(c-1)+"-"+(r+0)).call(ownHex); | |
d3.select("#id-"+(c+0)+"-"+(r-1)).call(ownHex); | |
if(c % 2 > 0 && r % 2 > 0){ | |
d3.select("#id-"+(c+1)+"-"+(r+1)).call(ownHex); | |
d3.select("#id-"+(c+1)+"-"+(r-1)).call(ownHex); | |
} | |
if(c % 2 > 0 && r % 2 == 0){ | |
d3.select("#id-"+(c-1)+"-"+(r+1)).call(ownHex); | |
d3.select("#id-"+(c-1)+"-"+(r-1)).call(ownHex); | |
} | |
if(c % 2 == 0 && r % 2 > 0){ | |
d3.select("#id-"+(c+1)+"-"+(r+1)).call(ownHex); | |
d3.select("#id-"+(c+1)+"-"+(r-1)).call(ownHex); | |
} | |
if(c % 2 == 0 && r % 2 == 0){ | |
d3.select("#id-"+(c-1)+"-"+(r+1)).call(ownHex); | |
d3.select("#id-"+(c-1)+"-"+(r-1)).call(ownHex); | |
} | |
} | |
function viewNeighbors(c, r){ | |
d3.select("#id-"+(c+0)+"-"+(r+1)).call(previewHex); | |
d3.select("#id-"+(c+1)+"-"+(r+0)).call(previewHex); | |
d3.select("#id-"+(c-1)+"-"+(r+0)).call(previewHex); | |
d3.select("#id-"+(c+0)+"-"+(r-1)).call(previewHex); | |
if(c % 2 > 0 && r % 2 > 0){ | |
d3.select("#id-"+(c+1)+"-"+(r+1)).call(previewHex); | |
d3.select("#id-"+(c+1)+"-"+(r-1)).call(previewHex); | |
} | |
if(c % 2 > 0 && r % 2 == 0){ | |
d3.select("#id-"+(c-1)+"-"+(r+1)).call(previewHex); | |
d3.select("#id-"+(c-1)+"-"+(r-1)).call(previewHex); | |
} | |
if(c % 2 == 0 && r % 2 > 0){ | |
d3.select("#id-"+(c+1)+"-"+(r+1)).call(previewHex); | |
d3.select("#id-"+(c+1)+"-"+(r-1)).call(previewHex); | |
} | |
if(c % 2 == 0 && r % 2 == 0){ | |
d3.select("#id-"+(c-1)+"-"+(r+1)).call(previewHex); | |
d3.select("#id-"+(c-1)+"-"+(r-1)).call(previewHex); | |
} | |
} | |
function clearNeighbors(c, r){ | |
d3.select("#id-"+(c+0)+"-"+(r+1)).call(unviewHex); | |
d3.select("#id-"+(c+1)+"-"+(r+0)).call(unviewHex); | |
d3.select("#id-"+(c-1)+"-"+(r+0)).call(unviewHex); | |
d3.select("#id-"+(c+0)+"-"+(r-1)).call(unviewHex); | |
if(c % 2 > 0 && r % 2 > 0){ | |
d3.select("#id-"+(c+1)+"-"+(r+1)).call(unviewHex); | |
d3.select("#id-"+(c+1)+"-"+(r-1)).call(unviewHex); | |
} | |
if(c % 2 > 0 && r % 2 == 0){ | |
d3.select("#id-"+(c-1)+"-"+(r+1)).call(unviewHex); | |
d3.select("#id-"+(c-1)+"-"+(r-1)).call(unviewHex); | |
} | |
if(c % 2 == 0 && r % 2 > 0){ | |
d3.select("#id-"+(c+1)+"-"+(r+1)).call(unviewHex); | |
d3.select("#id-"+(c+1)+"-"+(r-1)).call(unviewHex); | |
} | |
if(c % 2 == 0 && r % 2 == 0){ | |
d3.select("#id-"+(c-1)+"-"+(r+1)).call(unviewHex); | |
d3.select("#id-"+(c-1)+"-"+(r-1)).call(unviewHex); | |
} | |
} | |
function turnover(){ | |
var t = d3.select("#titleAndStats").html(""); | |
t.append("h1").text("You are playing Hexers"); | |
var iBtn = t.append("p").text("Click here to show/hide instructions"); | |
var iDtl = t.append("div") | |
.html("- Own 50% of hexes to win.<br />- Primary hexes are dark colored; owned hexes are lighter colored.<br />- Click either a primary or owned hex to claim adjascent hexes.<br />- Cannot claim opponent's primary hexes.") | |
.style("display",instructions); | |
iBtn.on("click", function(){ | |
instructions = instructions == "none" ? "block" : "none"; | |
iDtl.style("display", instructions); | |
}); | |
if(d3.selectAll("."+teams[team].name)[0].length/(MapRows*MapColumns) >= .5){ // check for winner | |
d3.selectAll(".hexagon").on("click",""); | |
t.append("h3").text(function() { return "Team '"+teams[team].name+"' wins!"; }).style("color",teams[team].color).style("font-weight","bold"); | |
svg.style("opacity",.5); | |
}else{ | |
team = team == 0 ? 1 : 0; | |
t.append("h3").text(function(){ return "It is currently '"+teams[team].name +"' turn"; }).style("color",teams[team].color); | |
} | |
var t1Score = percent(d3.selectAll("."+teams[0].name)[0].length/(MapRows*MapColumns)); | |
t.append("p").text(function(){ return teams[0].name + ": " + d3.selectAll("."+teams[0].name)[0].length + "("+ t1Score +")"; }); | |
var t2Score = percent(d3.selectAll("."+teams[1].name)[0].length/(MapRows*MapColumns)); | |
t.append("p").text(function(){ return teams[1].name + ": " + d3.selectAll("."+teams[1].name)[0].length + "("+ t2Score +")"; }); | |
} | |
/*** initialize players and starting positions ***/ | |
var team = 1 | |
var teams = [{"name":"teamOne", "color":"green"},{"name":"teamTwo","color":"brown"}]; | |
var teamOneHex = svg.selectAll("."+teams[0].name); | |
var teamTwoHex = svg.selectAll("."+teams[1].name); | |
//set up initial tile ownership | |
initialPoint = d3.select("#id-"+(MapColumns-1)+"-"+(MapRows-1)); | |
initialPoint.classed(teams[team].name,true); | |
var e = document.createEvent('UIEvents'); | |
e.initUIEvent("click", true, true, window, 1); | |
initialPoint.node().dispatchEvent(e); | |
selectedPoint = {}; | |
initialPoint = d3.select("#id-0-0"); | |
initialPoint.classed(teams[team].name,true); | |
var e = document.createEvent('UIEvents'); | |
e.initUIEvent("click", true, true, window, 1); | |
initialPoint.node().dispatchEvent(e); | |
selectedPoint = null; | |
turnover(); | |
</script> | |
</body> | |
</html> |
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