フローティング: http://plnkr.co/edit/MeAA55fbY5dMZETCXpFo?p=previewD3スムーズな国、私はD3を使用して実装され、世界中持つ
var width = 600,
height = 500,
sens = 0.25,
focused;
//Setting projection
var projection = d3.geo.orthographic()
.scale(245)
.rotate([0, 0])
.translate([width/2, height/2])
.clipAngle(90);
var path = d3.geo.path()
.projection(projection);
//SVG container
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height);
//Adding water
svg.append("path")
.datum({
type: "Sphere"
})
.attr("class", "water")
.attr("d", path)
.call(d3.behavior.drag()
.origin(function() {
var r = projection.rotate();
return {
x: r[0]/sens,
y: -r[1]/sens
};
})
.on("drag", function() {
var rotate = projection.rotate();
projection.rotate([d3.event.x * sens, -d3.event.y * sens, rotate[2]]);
svg.selectAll("path.land").attr("d", path);
svg.selectAll(".focused").classed("focused", focused = false);
}));
var countryTooltip = d3.select("body").append("div").attr("class", "countryTooltip"),
countryList = d3.select("body").append("select").attr("name", "countries");
queue()
.defer(d3.json, "world.json")
.defer(d3.tsv, "names.tsv")
.await(ready);
//Main function
function ready(error, world, countryData) {
var countryById = {},
countries = topojson.feature(world, world.objects.countries).features;
//Adding countries to select
countryData.forEach(function(d) {
countryById[d.id] = d.name;
option = countryList.append("option");
option.text(d.name);
option.property("value", d.id);
});
//Drawing countries on the globe
var world = svg.selectAll("path.land")
.data(countries)
.enter().append("path")
.attr("class", "land")
.attr("d", path)
//Drag event
.call(d3.behavior.drag()
.origin(function() {
var r = projection.rotate();
return {
x: r[0]/sens,
y: -r[1]/sens
};
})
.on("drag", function() {
var rotate = projection.rotate();
projection.rotate([d3.event.x * sens, -d3.event.y * sens, rotate[2]]);
svg.selectAll("path.land").attr("d", path);
svg.selectAll(".focused").classed("focused", focused = false);
}))
//Mouse events
.on("mouseover", function(d) {
countryTooltip.text(countryById[d.id])
.style("left", (d3.event.pageX + 7) + "px")
.style("top", (d3.event.pageY - 15) + "px")
.style("display", "block")
.style("opacity", 1);
})
.on("mouseout", function(d) {
countryTooltip.style("opacity", 0)
.style("display", "none");
})
.on("mousemove", function(d) {
countryTooltip.style("left", (d3.event.pageX + 7) + "px")
.style("top", (d3.event.pageY - 15) + "px");
});
//Country focus on option select
d3.select("select").on("change", function() {
var rotate = projection.rotate(),
focusedCountry = country(countries, this),
p = d3.geo.centroid(focusedCountry);
svg.selectAll(".focused").classed("focused", focused = false);
//Globe rotating
(function transition() {
d3.transition()
.duration(2500)
.tween("rotate", function() {
var r = d3.interpolate(projection.rotate(), [-p[0], -p[1]]);
return function(t) {
projection.rotate(r(t));
svg.selectAll("path").attr("d", path)
.classed("focused", function(d, i) {
return d.id == focusedCountry.id ? focused = d : false;
});
};
})
})();
});
function country(cnt, sel) {
for (var i = 0, l = cnt.length; i < l; i++) {
if (cnt[i].id == sel.value) {
return cnt[i];
}
}
};
};
を私は次の効果を追加したい:国がクリックされた場合、国の陸地は、残りの上に浮くはずです。ここでは: http://bl.ocks.org/mbostock/6738360
私は複雑なロジック、単純なアニメーションを必要としません。スケールが増え、影が現れるとき。
いくつかのアドバイスがあれば、数日を費やしてください。
ありがとう! –