forked from DmitryBaranovskiy/g.raphael
/
g.raphael.js
476 lines (468 loc) · 22.2 KB
/
g.raphael.js
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/*
* g.Raphael 0.4 - Charting library, based on Raphaël
*
* Copyright (c) 2009 Dmitry Baranovskiy (http://g.raphaeljs.com)
* Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
*/
(function () {
Raphael.fn.g = Raphael.fn.g || {};
Raphael.fn.g.markers = {
disc: "disc",
o: "disc",
flower: "flower",
f: "flower",
diamond: "diamond",
d: "diamond",
square: "square",
s: "square",
triangle: "triangle",
t: "triangle",
star: "star",
"*": "star",
cross: "cross",
x: "cross",
plus: "plus",
"+": "plus",
arrow: "arrow",
"->": "arrow"
};
Raphael.fn.g.shim = {stroke: "none", fill: "#000", "fill-opacity": 0};
Raphael.fn.g.txtattr = {font: "12px Arial, sans-serif"};
Raphael.fn.g.colors = [];
var hues = [.6, .2, .05, .1333, .75, 0];
for (var i = 0; i < 10; i++) {
if (i < hues.length) {
Raphael.fn.g.colors.push("hsb(" + hues[i] + ", .75, .75)");
} else {
Raphael.fn.g.colors.push("hsb(" + hues[i - hues.length] + ", 1, .5)");
}
}
Raphael.fn.g.text = function (x, y, text) {
return this.text(x, y, text).attr(this.g.txtattr);
};
Raphael.fn.g.labelise = function (label, val, total) {
if (label) {
return (label + "").replace(/(##+(?:\.#+)?)|(%%+(?:\.%+)?)/g, function (all, value, percent) {
if (value) {
return (+val).toFixed(value.replace(/^#+\.?/g, "").length);
}
if (percent) {
return (val * 100 / total).toFixed(percent.replace(/^%+\.?/g, "").length) + "%";
}
});
} else {
return (+val).toFixed(0);
}
};
Raphael.fn.g.finger = function (x, y, width, height, dir, ending, isPath) {
// dir 0 for horisontal and 1 for vertical
if ((dir && !height) || (!dir && !width)) {
return isPath ? "" : this.path();
}
ending = {square: "square", sharp: "sharp", soft: "soft"}[ending] || "round";
var path;
height = Math.round(height);
width = Math.round(width);
x = Math.round(x);
y = Math.round(y);
switch (ending) {
case "round":
if (!dir) {
var r = Math.floor(height / 2);
if (width < r) {
r = width;
path = ["M", x + .5, y + .5 - Math.floor(height / 2), "l", 0, 0, "a", r, Math.floor(height / 2), 0, 0, 1, 0, height, "l", 0, 0, "z"];
} else {
path = ["M", x + .5, y + .5 - r, "l", width - r, 0, "a", r, r, 0, 1, 1, 0, height, "l", r - width, 0, "z"];
}
} else {
var r = Math.floor(width / 2);
if (height < r) {
r = height;
path = ["M", x - Math.floor(width / 2), y, "l", 0, 0, "a", Math.floor(width / 2), r, 0, 0, 1, width, 0, "l", 0, 0, "z"];
} else {
path = ["M", x - r, y, "l", 0, r - height, "a", r, r, 0, 1, 1, width, 0, "l", 0, height - r, "z"];
}
}
break;
case "sharp":
if (!dir) {
var half = Math.floor(height / 2);
path = ["M", x, y + half, "l", 0, -height, Math.max(width - half, 0), 0, Math.min(half, width), half, -Math.min(half, width), half + (half * 2 < height), "z"];
} else {
var half = Math.floor(width / 2);
path = ["M", x + half, y, "l", -width, 0, 0, -Math.max(height - half, 0), half, -Math.min(half, height), half, Math.min(half, height), half, "z"];
}
break;
case "square":
if (!dir) {
path = ["M", x, y + Math.floor(height / 2), "l", 0, -height, width, 0, 0, height, "z"];
} else {
path = ["M", x + Math.floor(width / 2), y, "l", 1 - width, 0, 0, -height, width - 1, 0, "z"];
}
break;
case "soft":
var r;
if (!dir) {
r = Math.min(width, Math.round(height / 5));
path = ["M", x + .5, y + .5 - Math.floor(height / 2), "l", width - r, 0, "a", r, r, 0, 0, 1, r, r, "l", 0, height - r * 2, "a", r, r, 0, 0, 1, -r, r, "l", r - width, 0, "z"];
} else {
r = Math.min(Math.round(width / 5), height);
path = ["M", x - Math.floor(width / 2), y, "l", 0, r - height, "a", r, r, 0, 0, 1, r, -r, "l", width - 2 * r, 0, "a", r, r, 0, 0, 1, r, r, "l", 0, height - r, "z"];
}
}
if (isPath) {
return path.join(",");
} else {
return this.path(path);
}
};
// Symbols
Raphael.fn.g.disc = function (cx, cy, r) {
return this.circle(cx, cy, r);
};
Raphael.fn.g.line = function (cx, cy, r) {
return this.rect(cx - r, cy - r / 5, 2 * r, 2 * r / 5);
};
Raphael.fn.g.square = function (cx, cy, r) {
r = r * .7;
return this.rect(cx - r, cy - r, 2 * r, 2 * r);
};
Raphael.fn.g.triangle = function (cx, cy, r) {
r *= 1.75;
return this.path("M".concat(cx, ",", cy, "m0-", r * .58, "l", r * .5, ",", r * .87, "-", r, ",0z"));
};
Raphael.fn.g.diamond = function (cx, cy, r) {
return this.path(["M", cx, cy - r, "l", r, r, -r, r, -r, -r, r, -r, "z"]);
};
Raphael.fn.g.flower = function (cx, cy, r, n) {
r = r * 1.25;
var rout = r,
rin = rout * .5;
n = +n < 3 || !n ? 5 : n;
var points = ["M", cx, cy + rin, "Q"],
R;
for (var i = 1; i < n * 2 + 1; i++) {
R = i % 2 ? rout : rin;
points = points.concat([+(cx + R * Math.sin(i * Math.PI / n)).toFixed(3), +(cy + R * Math.cos(i * Math.PI / n)).toFixed(3)]);
}
points.push("z");
return this.path(points.join(","));
};
Raphael.fn.g.star = function (cx, cy, r, r2) {
r2 = r2 || r * .5;
var points = ["M", cx, cy + r2, "L"],
R;
for (var i = 1; i < 10; i++) {
R = i % 2 ? r : r2;
points = points.concat([(cx + R * Math.sin(i * Math.PI * .2)).toFixed(3), (cy + R * Math.cos(i * Math.PI * .2)).toFixed(3)]);
}
points.push("z");
return this.path(points.join(","));
};
Raphael.fn.g.cross = function (cx, cy, r) {
r = r / 2.5;
return this.path("M".concat(cx - r, ",", cy, "l", [-r, -r, r, -r, r, r, r, -r, r, r, -r, r, r, r, -r, r, -r, -r, -r, r, -r, -r, "z"]));
};
Raphael.fn.g.plus = function (cx, cy, r) {
r = r / 2;
return this.path("M".concat(cx - r / 2, ",", cy - r / 2, "l", [0, -r, r, 0, 0, r, r, 0, 0, r, -r, 0, 0, r, -r, 0, 0, -r, -r, 0, 0, -r, "z"]));
};
Raphael.fn.g.arrow = function (cx, cy, r) {
return this.path("M".concat(cx - r * .7, ",", cy - r * .4, "l", [r * .6, 0, 0, -r * .4, r, r * .8, -r, r * .8, 0, -r * .4, -r * .6, 0], "z"));
};
// Tooltips
Raphael.fn.g.tag = function (x, y, text, angle, r) {
angle = angle || 0;
r = r == null ? 5 : r;
text = text == null ? "$9.99" : text;
var R = .5522 * r,
res = this.set(),
d = 3;
res.push(this.path().attr({fill: "#000", stroke: "none"}));
res.push(this.text(x, y, text).attr(this.g.txtattr).attr({fill: "#fff"}));
res.update = function () {
this.rotate(0, x, y);
var bb = this[1].getBBox();
if (bb.height >= r * 2) {
this[0].attr({path: ["M", x, y + r, "a", r, r, 0, 1, 1, 0, -r * 2, r, r, 0, 1, 1, 0, r * 2, "m", 0, -r * 2 -d, "a", r + d, r + d, 0, 1, 0, 0, (r + d) * 2, "L", x + r + d, y + bb.height / 2 + d, "l", bb.width + 2 * d, 0, 0, -bb.height - 2 * d, -bb.width - 2 * d, 0, "L", x, y - r - d].join(",")});
} else {
var dx = Math.sqrt(Math.pow(r + d, 2) - Math.pow(bb.height / 2 + d, 2));
// ["c", -R, 0, -r, R - r, -r, -r, 0, -R, r - R, -r, r, -r, R, 0, r, r - R, r, r, 0, R, R - r, r, -r, r]
// "a", r, r, 0, 1, 1, 0, -r * 2, r, r, 0, 1, 1, 0, r * 2,
this[0].attr({path: ["M", x, y + r, "c", -R, 0, -r, R - r, -r, -r, 0, -R, r - R, -r, r, -r, R, 0, r, r - R, r, r, 0, R, R - r, r, -r, r, "M", x + dx, y - bb.height / 2 - d, "a", r + d, r + d, 0, 1, 0, 0, bb.height + 2 * d, "l", r + d - dx + bb.width + 2 * d, 0, 0, -bb.height - 2 * d, "L", x + dx, y - bb.height / 2 - d].join(",")});
}
this[1].attr({x: x + r + d + bb.width / 2, y: y});
angle = (360 - angle) % 360;
this.rotate(angle, x, y);
angle > 90 && angle < 270 && this[1].attr({x: x - r - d - bb.width / 2, y: y, rotation: [180 + angle, x, y]});
return this;
};
res.update();
return res;
};
Raphael.fn.g.popupit = function (x, y, set, dir, size) {
dir = dir == null ? 2 : dir;
size = size || 5;
x = Math.round(x) + .5;
y = Math.round(y) + .5;
var bb = set.getBBox(),
w = Math.round(bb.width / 2),
h = Math.round(bb.height / 2),
dx = [0, w + size * 2, 0, -w - size * 2],
dy = [-h * 2 - size * 3, -h - size, 0, -h - size],
p = ["M", x - dx[dir], y - dy[dir], "l", -size, (dir == 2) * -size, -Math.max(w - size, 0), 0, "a", size, size, 0, 0, 1, -size, -size,
"l", 0, -Math.max(h - size, 0), (dir == 3) * -size, -size, (dir == 3) * size, -size, 0, -Math.max(h - size, 0), "a", size, size, 0, 0, 1, size, -size,
"l", Math.max(w - size, 0), 0, size, !dir * -size, size, !dir * size, Math.max(w - size, 0), 0, "a", size, size, 0, 0, 1, size, size,
"l", 0, Math.max(h - size, 0), (dir == 1) * size, size, (dir == 1) * -size, size, 0, Math.max(h - size, 0), "a", size, size, 0, 0, 1, -size, size,
"l", -Math.max(w - size, 0), 0, "z"].join(","),
xy = [{x: x, y: y + size * 2 + h}, {x: x - size * 2 - w, y: y}, {x: x, y: y - size * 2 - h}, {x: x + size * 2 + w, y: y}][dir];
set.translate(xy.x - w - bb.x, xy.y - h - bb.y);
return this.path(p).attr({fill: "#000", stroke: "none"}).insertBefore(set.node ? set : set[0]);
};
Raphael.fn.g.popup = function (x, y, text, dir, size) {
dir = dir == null ? 2 : dir;
size = size || 5;
text = text || "$9.99";
var res = this.set(),
d = 3;
res.push(this.path().attr({fill: "#000", stroke: "none"}));
res.push(this.text(x, y, text).attr(this.g.txtattr).attr({fill: "#fff"}));
res.update = function (X, Y, withAnimation) {
X = X || x;
Y = Y || y;
var bb = this[1].getBBox(),
w = bb.width / 2,
h = bb.height / 2,
dx = [0, w + size * 2, 0, -w - size * 2],
dy = [-h * 2 - size * 3, -h - size, 0, -h - size],
p = ["M", X - dx[dir], Y - dy[dir], "l", -size, (dir == 2) * -size, -Math.max(w - size, 0), 0, "a", size, size, 0, 0, 1, -size, -size,
"l", 0, -Math.max(h - size, 0), (dir == 3) * -size, -size, (dir == 3) * size, -size, 0, -Math.max(h - size, 0), "a", size, size, 0, 0, 1, size, -size,
"l", Math.max(w - size, 0), 0, size, !dir * -size, size, !dir * size, Math.max(w - size, 0), 0, "a", size, size, 0, 0, 1, size, size,
"l", 0, Math.max(h - size, 0), (dir == 1) * size, size, (dir == 1) * -size, size, 0, Math.max(h - size, 0), "a", size, size, 0, 0, 1, -size, size,
"l", -Math.max(w - size, 0), 0, "z"].join(","),
xy = [{x: X, y: Y + size * 2 + h}, {x: X - size * 2 - w, y: Y}, {x: X, y: Y - size * 2 - h}, {x: X + size * 2 + w, y: Y}][dir];
if (withAnimation) {
this[0].animate({path: p}, 500, ">");
this[1].animate(xy, 500, ">");
} else {
this[0].attr({path: p});
this[1].attr(xy);
}
return this;
};
return res.update(x, y);
};
Raphael.fn.g.flag = function (x, y, text, angle) {
angle = angle || 0;
text = text || "$9.99";
var res = this.set(),
d = 3;
res.push(this.path().attr({fill: "#000", stroke: "none"}));
res.push(this.text(x, y, text).attr(this.g.txtattr).attr({fill: "#fff"}));
res.update = function (x, y) {
this.rotate(0, x, y);
var bb = this[1].getBBox(),
h = bb.height / 2;
this[0].attr({path: ["M", x, y, "l", h + d, -h - d, bb.width + 2 * d, 0, 0, bb.height + 2 * d, -bb.width - 2 * d, 0, "z"].join(",")});
this[1].attr({x: x + h + d + bb.width / 2, y: y});
angle = 360 - angle;
this.rotate(angle, x, y);
angle > 90 && angle < 270 && this[1].attr({x: x - r - d - bb.width / 2, y: y, rotation: [180 + angle, x, y]});
return this;
};
return res.update(x, y);
};
Raphael.fn.g.label = function (x, y, text) {
var res = this.set();
res.push(this.rect(x, y, 10, 10).attr({stroke: "none", fill: "#000"}));
res.push(this.text(x, y, text).attr(this.g.txtattr).attr({fill: "#fff"}));
res.update = function () {
var bb = this[1].getBBox(),
r = Math.min(bb.width + 10, bb.height + 10) / 2;
this[0].attr({x: bb.x - r / 2, y: bb.y - r / 2, width: bb.width + r, height: bb.height + r, r: r});
};
res.update();
return res;
};
Raphael.fn.g.labelit = function (set) {
var bb = set.getBBox(),
r = Math.min(20, bb.width + 10, bb.height + 10) / 2;
return this.rect(bb.x - r / 2, bb.y - r / 2, bb.width + r, bb.height + r, r).attr({stroke: "none", fill: "#000"}).insertBefore(set[0]);
};
Raphael.fn.g.drop = function (x, y, text, size, angle) {
size = size || 30;
angle = angle || 0;
var res = this.set();
res.push(this.path(["M", x, y, "l", size, 0, "A", size * .4, size * .4, 0, 1, 0, x + size * .7, y - size * .7, "z"]).attr({fill: "#000", stroke: "none", rotation: [22.5 - angle, x, y]}));
angle = (angle + 90) * Math.PI / 180;
res.push(this.text(x + size * Math.sin(angle), y + size * Math.cos(angle), text).attr(this.g.txtattr).attr({"font-size": size * 12 / 30, fill: "#fff"}));
res.drop = res[0];
res.text = res[1];
return res;
};
Raphael.fn.g.blob = function (x, y, text, angle, size) {
angle = (+angle + 1 ? angle : 45) + 90;
size = size || 12;
var rad = Math.PI / 180,
fontSize = size * 12 / 12;
var res = this.set();
res.push(this.path().attr({fill: "#000", stroke: "none"}));
res.push(this.text(x + size * Math.sin((angle) * rad), y + size * Math.cos((angle) * rad) - fontSize / 2, text).attr(this.g.txtattr).attr({"font-size": fontSize, fill: "#fff"}));
res.update = function (X, Y, withAnimation) {
X = X || x;
Y = Y || y;
var bb = this[1].getBBox(),
w = Math.max(bb.width + fontSize, size * 25 / 12),
h = Math.max(bb.height + fontSize, size * 25 / 12),
x2 = X + size * Math.sin((angle - 22.5) * rad),
y2 = Y + size * Math.cos((angle - 22.5) * rad),
x1 = X + size * Math.sin((angle + 22.5) * rad),
y1 = Y + size * Math.cos((angle + 22.5) * rad),
dx = (x1 - x2) / 2,
dy = (y1 - y2) / 2,
rx = w / 2,
ry = h / 2,
k = -Math.sqrt(Math.abs(rx * rx * ry * ry - rx * rx * dy * dy - ry * ry * dx * dx) / (rx * rx * dy * dy + ry * ry * dx * dx)),
cx = k * rx * dy / ry + (x1 + x2) / 2,
cy = k * -ry * dx / rx + (y1 + y2) / 2;
if (withAnimation) {
this.animate({x: cx, y: cy, path: ["M", x, y, "L", x1, y1, "A", rx, ry, 0, 1, 1, x2, y2, "z"].join(",")}, 500, ">");
} else {
this.attr({x: cx, y: cy, path: ["M", x, y, "L", x1, y1, "A", rx, ry, 0, 1, 1, x2, y2, "z"].join(",")});
}
return this;
};
res.update(x, y);
return res;
};
Raphael.fn.g.colorValue = function (value, total, s, b) {
return "hsb(" + [Math.min((1 - value / total) * .4, 1), s || .75, b || .75] + ")";
};
Raphael.fn.g.snapEnds = function (from, to, steps) {
var f = from,
t = to;
if (f == t) {
return {from: f, to: t, power: 0};
}
function round(a) {
return Math.abs(a - .5) < .25 ? Math.floor(a) + .5 : Math.round(a);
}
var d = (t - f) / steps,
r = Math.floor(d),
R = r,
i = 0;
if (r) {
while (R) {
i--;
R = Math.floor(d * Math.pow(10, i)) / Math.pow(10, i);
}
i ++;
} else {
while (!r) {
i = i || 1;
r = Math.floor(d * Math.pow(10, i)) / Math.pow(10, i);
i++;
}
i && i--;
}
var t = round(to * Math.pow(10, i)) / Math.pow(10, i);
if (t < to) {
t = round((to + .5) * Math.pow(10, i)) / Math.pow(10, i);
}
var f = round((from - (i > 0 ? 0 : .5)) * Math.pow(10, i)) / Math.pow(10, i);
return {from: f, to: t, power: i};
};
Raphael.fn.g.axis = function (x, y, length, from, to, steps, orientation, labels, type, dashsize) {
dashsize = dashsize == null ? 2 : dashsize;
type = type || "t";
steps = steps || 10;
var path = type == "|" || type == " " ? ["M", x + .5, y, "l", 0, .001] : orientation == 1 || orientation == 3 ? ["M", x + .5, y, "l", 0, -length] : ["M", x, y + .5, "l", length, 0],
ends = this.g.snapEnds(from, to, steps),
f = ends.from,
t = ends.to,
i = ends.power,
j = 0,
text = this.set();
d = (t - f) / steps;
var label = f,
rnd = i > 0 ? i : 0;
dx = length / steps;
if (+orientation == 1 || +orientation == 3) {
var Y = y,
addon = (orientation - 1 ? 1 : -1) * (dashsize + 3 + !!(orientation - 1));
while (Y >= y - length) {
type != "-" && type != " " && (path = path.concat(["M", x - (type == "+" || type == "|" ? dashsize : !(orientation - 1) * dashsize * 2), Y + .5, "l", dashsize * 2 + 1, 0]));
text.push(this.text(x + addon, Y, (labels && labels[j++]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(this.g.txtattr).attr({"text-anchor": orientation - 1 ? "start" : "end"}));
label += d;
Y -= dx;
}
if (Math.round(Y + dx - (y - length))) {
type != "-" && type != " " && (path = path.concat(["M", x - (type == "+" || type == "|" ? dashsize : !(orientation - 1) * dashsize * 2), y - length + .5, "l", dashsize * 2 + 1, 0]));
text.push(this.text(x + addon, y - length, (labels && labels[j]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(this.g.txtattr).attr({"text-anchor": orientation - 1 ? "start" : "end"}));
}
} else {
var X = x,
label = f,
rnd = i > 0 ? i : 0,
addon = (orientation ? -1 : 1) * (dashsize + 9 + !orientation),
dx = length / steps,
txt = 0,
prev = 0;
while (X <= x + length) {
type != "-" && type != " " && (path = path.concat(["M", X + .5, y - (type == "+" ? dashsize : !!orientation * dashsize * 2), "l", 0, dashsize * 2 + 1]));
text.push(txt = this.text(X, y + addon, (labels && labels[j++]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(this.g.txtattr));
var bb = txt.getBBox();
if (prev >= bb.x - 5) {
text.pop(text.length - 1).remove();
} else {
prev = bb.x + bb.width;
}
label += d;
X += dx;
}
if (Math.round(X - dx - x - length)) {
type != "-" && type != " " && (path = path.concat(["M", x + length + .5, y - (type == "+" ? dashsize : !!orientation * dashsize * 2), "l", 0, dashsize * 2 + 1]));
text.push(this.text(x + length, y + addon, (labels && labels[j]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(this.g.txtattr));
}
}
var res = this.path(path);
res.text = text;
res.all = this.set([res, text]);
res.remove = function () {
this.text.remove();
this.constructor.prototype.remove.call(this);
};
return res;
};
Raphael.el.lighter = function (times) {
times = times || 2;
var fs = [this.attrs.fill, this.attrs.stroke];
this.fs = this.fs || [fs[0], fs[1]];
fs[0] = Raphael.rgb2hsb(Raphael.getRGB(fs[0]).hex);
fs[1] = Raphael.rgb2hsb(Raphael.getRGB(fs[1]).hex);
fs[0].b = Math.min(fs[0].b * times, 1);
fs[0].s = fs[0].s / times;
fs[1].b = Math.min(fs[1].b * times, 1);
fs[1].s = fs[1].s / times;
this.attr({fill: "hsb(" + [fs[0].h, fs[0].s, fs[0].b] + ")", stroke: "hsb(" + [fs[1].h, fs[1].s, fs[1].b] + ")"});
};
Raphael.el.darker = function (times) {
times = times || 2;
var fs = [this.attrs.fill, this.attrs.stroke];
this.fs = this.fs || [fs[0], fs[1]];
fs[0] = Raphael.rgb2hsb(Raphael.getRGB(fs[0]).hex);
fs[1] = Raphael.rgb2hsb(Raphael.getRGB(fs[1]).hex);
fs[0].s = Math.min(fs[0].s * times, 1);
fs[0].b = fs[0].b / times;
fs[1].s = Math.min(fs[1].s * times, 1);
fs[1].b = fs[1].b / times;
this.attr({fill: "hsb(" + [fs[0].h, fs[0].s, fs[0].b] + ")", stroke: "hsb(" + [fs[1].h, fs[1].s, fs[1].b] + ")"});
};
Raphael.el.original = function () {
if (this.fs) {
this.attr({fill: this.fs[0], stroke: this.fs[1]});
delete this.fs;
}
};
})();