parent
d4638253df
commit
d33895f604
File diff suppressed because one or more lines are too long
@ -0,0 +1,26 @@
|
||||
Copyright (c) 2010-2014, Michael Bostock
|
||||
All rights reserved.
|
||||
|
||||
Redistribution and use in source and binary forms, with or without
|
||||
modification, are permitted provided that the following conditions are met:
|
||||
|
||||
* Redistributions of source code must retain the above copyright notice, this
|
||||
list of conditions and the following disclaimer.
|
||||
|
||||
* Redistributions in binary form must reproduce the above copyright notice,
|
||||
this list of conditions and the following disclaimer in the documentation
|
||||
and/or other materials provided with the distribution.
|
||||
|
||||
* The name Michael Bostock may not be used to endorse or promote products
|
||||
derived from this software without specific prior written permission.
|
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
DISCLAIMED. IN NO EVENT SHALL MICHAEL BOSTOCK BE LIABLE FOR ANY DIRECT,
|
||||
INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
|
||||
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
|
||||
OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||||
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
|
||||
EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
@ -0,0 +1,26 @@
|
||||
Copyright (c) 2013, Jason Davies.
|
||||
All rights reserved.
|
||||
|
||||
Redistribution and use in source and binary forms, with or without
|
||||
modification, are permitted provided that the following conditions are met:
|
||||
|
||||
* Redistributions of source code must retain the above copyright notice, this
|
||||
list of conditions and the following disclaimer.
|
||||
|
||||
* Redistributions in binary form must reproduce the above copyright notice,
|
||||
this list of conditions and the following disclaimer in the documentation
|
||||
and/or other materials provided with the distribution.
|
||||
|
||||
* The name Jason Davies may not be used to endorse or promote products
|
||||
derived from this software without specific prior written permission.
|
||||
|
||||
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
||||
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
||||
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
DISCLAIMED. IN NO EVENT SHALL JASON DAVIES BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
||||
LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||||
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||||
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
|
||||
OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
||||
ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
File diff suppressed because it is too large
Load Diff
@ -0,0 +1,401 @@
|
||||
// Word cloud layout by Jason Davies, http://www.jasondavies.com/word-cloud/
|
||||
// Algorithm due to Jonathan Feinberg, http://static.mrfeinberg.com/bv_ch03.pdf
|
||||
(function() {
|
||||
function cloud() {
|
||||
var size = [600, 600],
|
||||
text = cloudText,
|
||||
font = cloudFont,
|
||||
fontSize = cloudFontSize,
|
||||
fontStyle = cloudFontNormal,
|
||||
fontWeight = cloudFontNormal,
|
||||
rotate = cloudRotate,
|
||||
padding = cloudPadding,
|
||||
spiral = archimedeanSpiral,
|
||||
words = [],
|
||||
timeInterval = Infinity,
|
||||
event = d3.dispatch("word", "end"),
|
||||
timer = null,
|
||||
cloud = {};
|
||||
|
||||
cloud.start = function() {
|
||||
var board = zeroArray((size[0] >> 5) * size[1]),
|
||||
bounds = null,
|
||||
n = words.length,
|
||||
i = -1,
|
||||
tags = [],
|
||||
data = words.map(function(d, i) {
|
||||
d.text = text.call(this, d, i);
|
||||
d.font = font.call(this, d, i);
|
||||
d.style = fontStyle.call(this, d, i);
|
||||
d.weight = fontWeight.call(this, d, i);
|
||||
d.rotate = rotate.call(this, d, i);
|
||||
d.size = ~~fontSize.call(this, d, i);
|
||||
d.padding = padding.call(this, d, i);
|
||||
return d;
|
||||
}).sort(function(a, b) { return b.size - a.size; });
|
||||
|
||||
if (timer) clearInterval(timer);
|
||||
timer = setInterval(step, 0);
|
||||
step();
|
||||
|
||||
return cloud;
|
||||
|
||||
function step() {
|
||||
var start = +new Date,
|
||||
d;
|
||||
while (+new Date - start < timeInterval && ++i < n && timer) {
|
||||
d = data[i];
|
||||
d.x = (size[0] * (Math.random() + .5)) >> 1;
|
||||
d.y = (size[1] * (Math.random() + .5)) >> 1;
|
||||
cloudSprite(d, data, i);
|
||||
if (d.hasText && place(board, d, bounds)) {
|
||||
tags.push(d);
|
||||
event.word(d);
|
||||
if (bounds) cloudBounds(bounds, d);
|
||||
else bounds = [{x: d.x + d.x0, y: d.y + d.y0}, {x: d.x + d.x1, y: d.y + d.y1}];
|
||||
// Temporary hack
|
||||
d.x -= size[0] >> 1;
|
||||
d.y -= size[1] >> 1;
|
||||
}
|
||||
}
|
||||
if (i >= n) {
|
||||
cloud.stop();
|
||||
event.end(tags, bounds);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
cloud.stop = function() {
|
||||
if (timer) {
|
||||
clearInterval(timer);
|
||||
timer = null;
|
||||
}
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.timeInterval = function(x) {
|
||||
if (!arguments.length) return timeInterval;
|
||||
timeInterval = x == null ? Infinity : x;
|
||||
return cloud;
|
||||
};
|
||||
|
||||
function place(board, tag, bounds) {
|
||||
var perimeter = [{x: 0, y: 0}, {x: size[0], y: size[1]}],
|
||||
startX = tag.x,
|
||||
startY = tag.y,
|
||||
maxDelta = Math.sqrt(size[0] * size[0] + size[1] * size[1]),
|
||||
s = spiral(size),
|
||||
dt = Math.random() < .5 ? 1 : -1,
|
||||
t = -dt,
|
||||
dxdy,
|
||||
dx,
|
||||
dy;
|
||||
|
||||
while (dxdy = s(t += dt)) {
|
||||
dx = ~~dxdy[0];
|
||||
dy = ~~dxdy[1];
|
||||
|
||||
if (Math.min(dx, dy) > maxDelta) break;
|
||||
|
||||
tag.x = startX + dx;
|
||||
tag.y = startY + dy;
|
||||
|
||||
if (tag.x + tag.x0 < 0 || tag.y + tag.y0 < 0 ||
|
||||
tag.x + tag.x1 > size[0] || tag.y + tag.y1 > size[1]) continue;
|
||||
// TODO only check for collisions within current bounds.
|
||||
if (!bounds || !cloudCollide(tag, board, size[0])) {
|
||||
if (!bounds || collideRects(tag, bounds)) {
|
||||
var sprite = tag.sprite,
|
||||
w = tag.width >> 5,
|
||||
sw = size[0] >> 5,
|
||||
lx = tag.x - (w << 4),
|
||||
sx = lx & 0x7f,
|
||||
msx = 32 - sx,
|
||||
h = tag.y1 - tag.y0,
|
||||
x = (tag.y + tag.y0) * sw + (lx >> 5),
|
||||
last;
|
||||
for (var j = 0; j < h; j++) {
|
||||
last = 0;
|
||||
for (var i = 0; i <= w; i++) {
|
||||
board[x + i] |= (last << msx) | (i < w ? (last = sprite[j * w + i]) >>> sx : 0);
|
||||
}
|
||||
x += sw;
|
||||
}
|
||||
delete tag.sprite;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
cloud.words = function(x) {
|
||||
if (!arguments.length) return words;
|
||||
words = x;
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.size = function(x) {
|
||||
if (!arguments.length) return size;
|
||||
size = [+x[0], +x[1]];
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.font = function(x) {
|
||||
if (!arguments.length) return font;
|
||||
font = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.fontStyle = function(x) {
|
||||
if (!arguments.length) return fontStyle;
|
||||
fontStyle = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.fontWeight = function(x) {
|
||||
if (!arguments.length) return fontWeight;
|
||||
fontWeight = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.rotate = function(x) {
|
||||
if (!arguments.length) return rotate;
|
||||
rotate = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.text = function(x) {
|
||||
if (!arguments.length) return text;
|
||||
text = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.spiral = function(x) {
|
||||
if (!arguments.length) return spiral;
|
||||
spiral = spirals[x + ""] || x;
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.fontSize = function(x) {
|
||||
if (!arguments.length) return fontSize;
|
||||
fontSize = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
cloud.padding = function(x) {
|
||||
if (!arguments.length) return padding;
|
||||
padding = d3.functor(x);
|
||||
return cloud;
|
||||
};
|
||||
|
||||
return d3.rebind(cloud, event, "on");
|
||||
}
|
||||
|
||||
function cloudText(d) {
|
||||
return d.text;
|
||||
}
|
||||
|
||||
function cloudFont() {
|
||||
return "'Slabo 27px', serif";
|
||||
}
|
||||
|
||||
function cloudFontNormal() {
|
||||
return "normal";
|
||||
}
|
||||
|
||||
function cloudFontSize(d) {
|
||||
return Math.sqrt(d.value);
|
||||
}
|
||||
|
||||
function cloudRotate() {
|
||||
return (~~(Math.random() * 6) - 3) * 0;
|
||||
}
|
||||
|
||||
function cloudPadding() {
|
||||
return 1;
|
||||
}
|
||||
|
||||
// Fetches a monochrome sprite bitmap for the specified text.
|
||||
// Load in batches for speed.
|
||||
function cloudSprite(d, data, di) {
|
||||
if (d.sprite) return;
|
||||
c.clearRect(0, 0, (cw << 5) / ratio, ch / ratio);
|
||||
var x = 0,
|
||||
y = 0,
|
||||
maxh = 0,
|
||||
n = data.length;
|
||||
--di;
|
||||
while (++di < n) {
|
||||
d = data[di];
|
||||
c.save();
|
||||
c.font = d.style + " " + d.weight + " " + ~~((d.size + 1) / ratio) + "px " + d.font;
|
||||
var w = c.measureText(d.text + "m").width * ratio,
|
||||
h = d.size << 1;
|
||||
if (d.rotate) {
|
||||
var sr = Math.sin(d.rotate * cloudRadians),
|
||||
cr = Math.cos(d.rotate * cloudRadians),
|
||||
wcr = w * cr,
|
||||
wsr = w * sr,
|
||||
hcr = h * cr,
|
||||
hsr = h * sr;
|
||||
w = (Math.max(Math.abs(wcr + hsr), Math.abs(wcr - hsr)) + 0x1f) >> 5 << 5;
|
||||
h = ~~Math.max(Math.abs(wsr + hcr), Math.abs(wsr - hcr));
|
||||
} else {
|
||||
w = (w + 0x1f) >> 5 << 5;
|
||||
}
|
||||
if (h > maxh) maxh = h;
|
||||
if (x + w >= (cw << 5)) {
|
||||
x = 0;
|
||||
y += maxh;
|
||||
maxh = 0;
|
||||
}
|
||||
if (y + h >= ch) break;
|
||||
c.translate((x + (w >> 1)) / ratio, (y + (h >> 1)) / ratio);
|
||||
if (d.rotate) c.rotate(d.rotate * cloudRadians);
|
||||
c.fillText(d.text, 0, 0);
|
||||
if (d.padding) c.lineWidth = 2 * d.padding, c.strokeText(d.text, 0, 0);
|
||||
c.restore();
|
||||
d.width = w;
|
||||
d.height = h;
|
||||
d.xoff = x;
|
||||
d.yoff = y;
|
||||
d.x1 = w >> 1;
|
||||
d.y1 = h >> 1;
|
||||
d.x0 = -d.x1;
|
||||
d.y0 = -d.y1;
|
||||
d.hasText = true;
|
||||
x += w;
|
||||
}
|
||||
var pixels = c.getImageData(0, 0, (cw << 5) / ratio, ch / ratio).data,
|
||||
sprite = [];
|
||||
while (--di >= 0) {
|
||||
d = data[di];
|
||||
if (!d.hasText) continue;
|
||||
var w = d.width,
|
||||
w32 = w >> 5,
|
||||
h = d.y1 - d.y0;
|
||||
// Zero the buffer
|
||||
for (var i = 0; i < h * w32; i++) sprite[i] = 0;
|
||||
x = d.xoff;
|
||||
if (x == null) return;
|
||||
y = d.yoff;
|
||||
var seen = 0,
|
||||
seenRow = -1;
|
||||
for (var j = 0; j < h; j++) {
|
||||
for (var i = 0; i < w; i++) {
|
||||
var k = w32 * j + (i >> 5),
|
||||
m = pixels[((y + j) * (cw << 5) + (x + i)) << 2] ? 1 << (31 - (i % 32)) : 0;
|
||||
sprite[k] |= m;
|
||||
seen |= m;
|
||||
}
|
||||
if (seen) seenRow = j;
|
||||
else {
|
||||
d.y0++;
|
||||
h--;
|
||||
j--;
|
||||
y++;
|
||||
}
|
||||
}
|
||||
d.y1 = d.y0 + seenRow;
|
||||
d.sprite = sprite.slice(0, (d.y1 - d.y0) * w32);
|
||||
}
|
||||
}
|
||||
|
||||
// Use mask-based collision detection.
|
||||
function cloudCollide(tag, board, sw) {
|
||||
sw >>= 5;
|
||||
var sprite = tag.sprite,
|
||||
w = tag.width >> 5,
|
||||
lx = tag.x - (w << 4),
|
||||
sx = lx & 0x7f,
|
||||
msx = 32 - sx,
|
||||
h = tag.y1 - tag.y0,
|
||||
x = (tag.y + tag.y0) * sw + (lx >> 5),
|
||||
last;
|
||||
for (var j = 0; j < h; j++) {
|
||||
last = 0;
|
||||
for (var i = 0; i <= w; i++) {
|
||||
if (((last << msx) | (i < w ? (last = sprite[j * w + i]) >>> sx : 0))
|
||||
& board[x + i]) return true;
|
||||
}
|
||||
x += sw;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
function cloudBounds(bounds, d) {
|
||||
var b0 = bounds[0],
|
||||
b1 = bounds[1];
|
||||
if (d.x + d.x0 < b0.x) b0.x = d.x + d.x0;
|
||||
if (d.y + d.y0 < b0.y) b0.y = d.y + d.y0;
|
||||
if (d.x + d.x1 > b1.x) b1.x = d.x + d.x1;
|
||||
if (d.y + d.y1 > b1.y) b1.y = d.y + d.y1;
|
||||
}
|
||||
|
||||
function collideRects(a, b) {
|
||||
return a.x + a.x1 > b[0].x && a.x + a.x0 < b[1].x && a.y + a.y1 > b[0].y && a.y + a.y0 < b[1].y;
|
||||
}
|
||||
|
||||
function archimedeanSpiral(size) {
|
||||
var e = size[0] / size[1];
|
||||
return function(t) {
|
||||
return [e * (t *= .1) * Math.cos(t), t * Math.sin(t)];
|
||||
};
|
||||
}
|
||||
|
||||
function rectangularSpiral(size) {
|
||||
var dy = 4,
|
||||
dx = dy * size[0] / size[1],
|
||||
x = 0,
|
||||
y = 0;
|
||||
return function(t) {
|
||||
var sign = t < 0 ? -1 : 1;
|
||||
// See triangular numbers: T_n = n * (n + 1) / 2.
|
||||
switch ((Math.sqrt(1 + 4 * sign * t) - sign) & 3) {
|
||||
case 0: x += dx; break;
|
||||
case 1: y += dy; break;
|
||||
case 2: x -= dx; break;
|
||||
default: y -= dy; break;
|
||||
}
|
||||
return [x, y];
|
||||
};
|
||||
}
|
||||
|
||||
// TODO reuse arrays?
|
||||
function zeroArray(n) {
|
||||
var a = [],
|
||||
i = -1;
|
||||
while (++i < n) a[i] = 0;
|
||||
return a;
|
||||
}
|
||||
|
||||
var cloudRadians = Math.PI / 180,
|
||||
cw = 1 << 11 >> 5,
|
||||
ch = 1 << 11,
|
||||
canvas,
|
||||
ratio = 1;
|
||||
|
||||
if (typeof document !== "undefined") {
|
||||
canvas = document.createElement("canvas");
|
||||
canvas.width = 1;
|
||||
canvas.height = 1;
|
||||
ratio = Math.sqrt(canvas.getContext("2d").getImageData(0, 0, 1, 1).data.length >> 2);
|
||||
canvas.width = (cw << 5) / ratio;
|
||||
canvas.height = ch / ratio;
|
||||
} else {
|
||||
// Attempt to use node-canvas.
|
||||
canvas = new Canvas(cw << 5, ch);
|
||||
}
|
||||
|
||||
var c = canvas.getContext("2d"),
|
||||
spirals = {
|
||||
archimedean: archimedeanSpiral,
|
||||
rectangular: rectangularSpiral
|
||||
};
|
||||
c.fillStyle = c.strokeStyle = "red";
|
||||
c.textAlign = "center";
|
||||
|
||||
if (typeof module === "object" && module.exports) module.exports = cloud;
|
||||
else (d3.layout || (d3.layout = {})).cloud = cloud;
|
||||
})();
|
||||
@ -0,0 +1,157 @@
|
||||
// easy d3-based word cloud plugin https://github.com/wvengen/d3-wordcloud
|
||||
// requires https://github.com/jasondavies/d3-cloud
|
||||
// based on https://github.com/shprink/d3js-wordcloud
|
||||
(function() {
|
||||
function wordcloud() {
|
||||
var selector = '#wordcloud',
|
||||
element = d3.select(selector),
|
||||
transitionDuration = 200,
|
||||
scale = 'sqrt',
|
||||
fill = d3.scale.category20b(),
|
||||
layout = d3.layout.cloud(),
|
||||
fontSize = null,
|
||||
svg = null,
|
||||
vis = null,
|
||||
onwordclick = undefined;
|
||||
|
||||
wordcloud.element = function(x) {
|
||||
if (!arguments.length) return element;
|
||||
element = x == null ? '#wordcloud' : x;
|
||||
return wordcloud
|
||||
};
|
||||
|
||||
wordcloud.selector = function(x) {
|
||||
if (!arguments.length) return selector;
|
||||
element = d3.select(x == null ? selector : x);
|
||||
return wordcloud;
|
||||
};
|
||||
|
||||
wordcloud.transitionDuration = function(x) {
|
||||
if (!arguments.length) return transitionDuration;
|
||||
transitionDuration = typeof x == 'function' ? x() : x;
|
||||
return wordcloud;
|
||||
};
|
||||
|
||||
wordcloud.scale = function(x) {
|
||||
if (!arguments.length) return scale;
|
||||
scale = x == null ? 'sqrt' : x;
|
||||
return wordcloud;
|
||||
};
|
||||
|
||||
wordcloud.fill = function(x) {
|
||||
if (!arguments.length) return fill;
|
||||
fill = x == null ? d3.scale.category20b() : x;
|
||||
return wordcloud;
|
||||
};
|
||||
|
||||
wordcloud.onwordclick = function (func) {
|
||||
onwordclick = func;
|
||||
return wordcloud;
|
||||
}
|
||||
|
||||
wordcloud.start = function() {
|
||||
init();
|
||||
layout.start(arguments);
|
||||
return wordcloud;
|
||||
};
|
||||
|
||||
function init() {
|
||||
layout
|
||||
.fontSize(function(d) {
|
||||
return fontSize(+d.size);
|
||||
})
|
||||
.text(function(d) {
|
||||
return d.text;
|
||||
})
|
||||
.on("end", draw);
|
||||
|
||||
svg = element.append("svg");
|
||||
vis = svg.append("g").attr("transform", "translate(" + [layout.size()[0] >> 1, layout.size()[1] >> 1] + ")");
|
||||
|
||||
update();
|
||||
svg.on('resize', function() { update() });
|
||||
}
|
||||
|
||||
function draw(data, bounds) {
|
||||
var w = layout.size()[0],
|
||||
h = layout.size()[1];
|
||||
|
||||
svg.attr("width", w).attr("height", h);
|
||||
|
||||
scaling = bounds ? Math.min(
|
||||
w / Math.abs(bounds[1].x - w / 2),
|
||||
w / Math.abs(bounds[0].x - w / 2),
|
||||
h / Math.abs(bounds[1].y - h / 2),
|
||||
h / Math.abs(bounds[0].y - h / 2)) / 2 : 1;
|
||||
|
||||
var text = vis.selectAll("text")
|
||||
.data(data, function(d) {
|
||||
return d.text.toLowerCase();
|
||||
});
|
||||
text.transition()
|
||||
.duration(transitionDuration)
|
||||
.attr("transform", function(d) {
|
||||
return "translate(" + [d.x, d.y] + ")rotate(" + d.rotate + ")";
|
||||
})
|
||||
.style("font-size", function(d) {
|
||||
return d.size + "px";
|
||||
});
|
||||
text.enter().append("text")
|
||||
.attr("text-anchor", "middle")
|
||||
.attr("transform", function(d) {
|
||||
return "translate(" + [d.x, d.y] + ")rotate(" + d.rotate + ")";
|
||||
})
|
||||
.style("font-size", function(d) {
|
||||
return d.size + "px";
|
||||
})
|
||||
.style("opacity", 1e-6)
|
||||
.transition()
|
||||
.duration(transitionDuration)
|
||||
.style("opacity", 1);
|
||||
text.style("font-family", function(d) {
|
||||
return d.font || layout.font() || svg.style("font-family");
|
||||
})
|
||||
.style("fill", function(d) {
|
||||
return fill(d.text.toLowerCase());
|
||||
})
|
||||
.text(function(d) {
|
||||
return d.text;
|
||||
})
|
||||
// clickable words
|
||||
.style("cursor", function(d, i) {
|
||||
if (onwordclick !== undefined) return 'pointer';
|
||||
})
|
||||
.on("mouseover", function(d, i) {
|
||||
if (onwordclick !== undefined) {
|
||||
d3.select(this).transition().style('font-size', d.size + 3 + 'px');
|
||||
}
|
||||
})
|
||||
.on("mouseout", function(d, i) {
|
||||
if (onwordclick !== undefined) {
|
||||
d3.select(this).transition().style('font-size', d.size + 'px');
|
||||
}
|
||||
})
|
||||
.on("click", function(d, i) {
|
||||
if (onwordclick !== undefined) {
|
||||
onwordclick(d,i);
|
||||
}
|
||||
});
|
||||
|
||||
vis.transition()
|
||||
.attr("transform", "translate(" + [w >> 1, h >> 1] + ")scale(" + scaling + ")");
|
||||
};
|
||||
|
||||
function update() {
|
||||
var words = layout.words();
|
||||
fontSize = d3.scale[scale]().range([10, 100]);
|
||||
if (words.length) {
|
||||
fontSize.domain([+words[words.length - 1].size || 1, +words[0].size]);
|
||||
}
|
||||
}
|
||||
|
||||
return d3.rebind(wordcloud, layout, 'on', 'words', 'size', 'font', 'fontStyle', 'fontWeight', 'spiral', 'padding');
|
||||
}
|
||||
|
||||
if (typeof module === "object" && module.exports) module.exports = wordcloud;
|
||||
else d3.wordcloud = wordcloud;
|
||||
})();
|
||||
Loading…
Reference in new issue