Rhombic Chess + some interaction.
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July 16, 2016 23:27
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Rhombic Chess
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<!DOCTYPE html> | |
<meta charset="utf-8"> | |
<style> | |
body { | |
text-align: center; | |
} | |
polygon { | |
stroke-width: 1; | |
stroke: black; | |
} | |
.top { | |
fill: #CFD8DC; | |
} | |
.left { | |
fill: #90a4ae; | |
} | |
.right { | |
fill: whitesmoke; | |
} | |
</style> | |
<body> | |
<script src="http://d3js.org/d3.v3.min.js"></script> | |
<script> | |
function splt(items){ | |
items = items.map(function(d){ | |
return d.split(",").map(function(e){ | |
return +e; | |
}); | |
}); | |
return items; | |
} | |
function get_polygon_points(points) { | |
var pts = ""; | |
for (var i = 0; i<points.length; i++){ | |
for (var k=0; k<points[i].length; k++){ | |
if (k < points[i].length-1){ | |
pts += points[i][k]+","; | |
} | |
else{ | |
pts += points[i][k]+" "; | |
} | |
} | |
} | |
return pts; | |
} | |
function get_rs(x, y){ | |
var rs = [ | |
{ | |
pp: [ | |
[x, y], | |
[x+delta, y-(delta/2)], | |
[x+(delta*2), y], | |
[x+delta, y+(delta/2)] | |
], | |
class: "top", | |
}, | |
{ | |
pp: [ | |
[x, y], | |
[x+delta, y+(delta/2)], | |
[x+delta, y+(delta*1.5)], | |
[x, y+delta], | |
], | |
class: "left", | |
}, | |
{ | |
pp: [ | |
[x+delta, y+(delta*1.5)], | |
[x+delta, y+(delta/2)], | |
[x+(delta*2), y], | |
[x+(delta*2), y+(delta)], | |
], | |
class: "right", | |
} | |
]; | |
return rs; | |
} | |
var width = 960; | |
var height = 500; | |
var delta = 30; | |
var x = 0; | |
var y = -delta*1.5; | |
var space = d3.select("body").append("svg").attr("width", width).attr("height", height).append("g"); | |
for (var i=0; i<20; i++){ | |
var ind = i % 2; | |
for (var j = 0; j<30; j++){ | |
var spc = space.append("g").attr("class", "spc").attr("id", i+"_"+j); | |
var rs = get_rs(x, y); | |
for (var k=0; k<rs.length; k++){ | |
spc.append("polygon").attr("points", get_polygon_points(rs[k].pp)).attr("class", rs[k].class); | |
} | |
x += delta*2; | |
} | |
x = ind * -delta; | |
y += delta*1.5; | |
} | |
d3.selectAll(".spc") | |
.on("click", function(){ | |
var items = d3.select(this)[0][0].childNodes; | |
d3.selectAll(items) | |
.each(function(){ | |
var cls = d3.select(this).attr("class"); | |
var pp = d3.select(this); | |
var pts = splt(pp.attr("points").split(" ").filter(function(d){return d.length})); | |
if (cls == "left"){ | |
pts[0][1] = pts[0][1]-(delta); | |
pts[1][1] = pts[1][1]-(delta); | |
} | |
if (cls == "right"){ | |
pts[1][1] = pts[1][1]-(delta); | |
pts[2][1] = pts[2][1]-(delta); | |
} | |
if (cls == "top"){ | |
pts[0][1] = pts[0][1]-(delta); | |
pts[1][1] = pts[1][1]-(delta); | |
pts[2][1] = pts[2][1]-(delta); | |
pts[3][1] = pts[3][1]-(delta); | |
} | |
pp.transition().duration(300).attr("points", get_polygon_points(pts)); | |
}); | |
d3.event.stopPropagation(); | |
}); | |
</script> | |
</body> |
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