gitlab-org--gitlab-foss/vendor/assets/javascripts/g.raphael.js
2016-01-20 01:25:22 -02:00

861 lines
27 KiB
JavaScript

/*!
* g.Raphael 0.51 - Charting library, based on Raphaël
*
* Copyright (c) 2009-2012 Dmitry Baranovskiy (http://g.raphaeljs.com)
* Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license.
*/
/*
* Tooltips on Element prototype
*/
/*\
* Element.popup
[ method ]
**
* Puts the context Element in a 'popup' tooltip. Can also be used on sets.
**
> Parameters
**
- dir (string) location of Element relative to the tail: `'down'`, `'left'`, `'up'` [default], or `'right'`.
- size (number) amount of bevel/padding around the Element, as well as half the width and height of the tail [default: `5`]
- x (number) x coordinate of the popup's tail [default: Element's `x` or `cx`]
- y (number) y coordinate of the popup's tail [default: Element's `y` or `cy`]
**
= (object) path element of the popup
\*/
Raphael.el.popup = function (dir, size, x, y) {
var paper = this.paper || this[0].paper,
bb, xy, center, cw, ch;
if (!paper) return;
switch (this.type) {
case 'text':
case 'circle':
case 'ellipse': center = true; break;
default: center = false;
}
dir = dir == null ? 'up' : dir;
size = size || 5;
bb = this.getBBox();
x = typeof x == 'number' ? x : (center ? bb.x + bb.width / 2 : bb.x);
y = typeof y == 'number' ? y : (center ? bb.y + bb.height / 2 : bb.y);
cw = Math.max(bb.width / 2 - size, 0);
ch = Math.max(bb.height / 2 - size, 0);
this.translate(x - bb.x - (center ? bb.width / 2 : 0), y - bb.y - (center ? bb.height / 2 : 0));
bb = this.getBBox();
var paths = {
up: [
'M', x, y,
'l', -size, -size, -cw, 0,
'a', size, size, 0, 0, 1, -size, -size,
'l', 0, -bb.height,
'a', size, size, 0, 0, 1, size, -size,
'l', size * 2 + cw * 2, 0,
'a', size, size, 0, 0, 1, size, size,
'l', 0, bb.height,
'a', size, size, 0, 0, 1, -size, size,
'l', -cw, 0,
'z'
].join(','),
down: [
'M', x, y,
'l', size, size, cw, 0,
'a', size, size, 0, 0, 1, size, size,
'l', 0, bb.height,
'a', size, size, 0, 0, 1, -size, size,
'l', -(size * 2 + cw * 2), 0,
'a', size, size, 0, 0, 1, -size, -size,
'l', 0, -bb.height,
'a', size, size, 0, 0, 1, size, -size,
'l', cw, 0,
'z'
].join(','),
left: [
'M', x, y,
'l', -size, size, 0, ch,
'a', size, size, 0, 0, 1, -size, size,
'l', -bb.width, 0,
'a', size, size, 0, 0, 1, -size, -size,
'l', 0, -(size * 2 + ch * 2),
'a', size, size, 0, 0, 1, size, -size,
'l', bb.width, 0,
'a', size, size, 0, 0, 1, size, size,
'l', 0, ch,
'z'
].join(','),
right: [
'M', x, y,
'l', size, -size, 0, -ch,
'a', size, size, 0, 0, 1, size, -size,
'l', bb.width, 0,
'a', size, size, 0, 0, 1, size, size,
'l', 0, size * 2 + ch * 2,
'a', size, size, 0, 0, 1, -size, size,
'l', -bb.width, 0,
'a', size, size, 0, 0, 1, -size, -size,
'l', 0, -ch,
'z'
].join(',')
};
xy = {
up: { x: -!center * (bb.width / 2), y: -size * 2 - (center ? bb.height / 2 : bb.height) },
down: { x: -!center * (bb.width / 2), y: size * 2 + (center ? bb.height / 2 : bb.height) },
left: { x: -size * 2 - (center ? bb.width / 2 : bb.width), y: -!center * (bb.height / 2) },
right: { x: size * 2 + (center ? bb.width / 2 : bb.width), y: -!center * (bb.height / 2) }
}[dir];
this.translate(xy.x, xy.y);
return paper.path(paths[dir]).attr({ fill: "#000", stroke: "none" }).insertBefore(this.node ? this : this[0]);
};
/*\
* Element.tag
[ method ]
**
* Puts the context Element in a 'tag' tooltip. Can also be used on sets.
**
> Parameters
**
- angle (number) angle of orientation in degrees [default: `0`]
- r (number) radius of the loop [default: `5`]
- x (number) x coordinate of the center of the tag loop [default: Element's `x` or `cx`]
- y (number) y coordinate of the center of the tag loop [default: Element's `x` or `cx`]
**
= (object) path element of the tag
\*/
Raphael.el.tag = function (angle, r, x, y) {
var d = 3,
paper = this.paper || this[0].paper;
if (!paper) return;
var p = paper.path().attr({ fill: '#000', stroke: '#000' }),
bb = this.getBBox(),
dx, R, center, tmp;
switch (this.type) {
case 'text':
case 'circle':
case 'ellipse': center = true; break;
default: center = false;
}
angle = angle || 0;
x = typeof x == 'number' ? x : (center ? bb.x + bb.width / 2 : bb.x);
y = typeof y == 'number' ? y : (center ? bb.y + bb.height / 2 : bb.y);
r = r == null ? 5 : r;
R = .5522 * r;
if (bb.height >= r * 2) {
p.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 {
dx = Math.sqrt(Math.pow(r + d, 2) - Math.pow(bb.height / 2 + d, 2));
p.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(",")
});
}
angle = 360 - angle;
p.rotate(angle, x, y);
if (this.attrs) {
//elements
this.attr(this.attrs.x ? 'x' : 'cx', x + r + d + (!center ? this.type == 'text' ? bb.width : 0 : bb.width / 2)).attr('y', center ? y : y - bb.height / 2);
this.rotate(angle, x, y);
angle > 90 && angle < 270 && this.attr(this.attrs.x ? 'x' : 'cx', x - r - d - (!center ? bb.width : bb.width / 2)).rotate(180, x, y);
} else {
//sets
if (angle > 90 && angle < 270) {
this.translate(x - bb.x - bb.width - r - d, y - bb.y - bb.height / 2);
this.rotate(angle - 180, bb.x + bb.width + r + d, bb.y + bb.height / 2);
} else {
this.translate(x - bb.x + r + d, y - bb.y - bb.height / 2);
this.rotate(angle, bb.x - r - d, bb.y + bb.height / 2);
}
}
return p.insertBefore(this.node ? this : this[0]);
};
/*\
* Element.drop
[ method ]
**
* Puts the context Element in a 'drop' tooltip. Can also be used on sets.
**
> Parameters
**
- angle (number) angle of orientation in degrees [default: `0`]
- x (number) x coordinate of the drop's point [default: Element's `x` or `cx`]
- y (number) y coordinate of the drop's point [default: Element's `x` or `cx`]
**
= (object) path element of the drop
\*/
Raphael.el.drop = function (angle, x, y) {
var bb = this.getBBox(),
paper = this.paper || this[0].paper,
center, size, p, dx, dy;
if (!paper) return;
switch (this.type) {
case 'text':
case 'circle':
case 'ellipse': center = true; break;
default: center = false;
}
angle = angle || 0;
x = typeof x == 'number' ? x : (center ? bb.x + bb.width / 2 : bb.x);
y = typeof y == 'number' ? y : (center ? bb.y + bb.height / 2 : bb.y);
size = Math.max(bb.width, bb.height) + Math.min(bb.width, bb.height);
p = paper.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"}).rotate(22.5 - angle, x, y);
angle = (angle + 90) * Math.PI / 180;
dx = (x + size * Math.sin(angle)) - (center ? 0 : bb.width / 2);
dy = (y + size * Math.cos(angle)) - (center ? 0 : bb.height / 2);
this.attrs ?
this.attr(this.attrs.x ? 'x' : 'cx', dx).attr(this.attrs.y ? 'y' : 'cy', dy) :
this.translate(dx - bb.x, dy - bb.y);
return p.insertBefore(this.node ? this : this[0]);
};
/*\
* Element.flag
[ method ]
**
* Puts the context Element in a 'flag' tooltip. Can also be used on sets.
**
> Parameters
**
- angle (number) angle of orientation in degrees [default: `0`]
- x (number) x coordinate of the flag's point [default: Element's `x` or `cx`]
- y (number) y coordinate of the flag's point [default: Element's `x` or `cx`]
**
= (object) path element of the flag
\*/
Raphael.el.flag = function (angle, x, y) {
var d = 3,
paper = this.paper || this[0].paper;
if (!paper) return;
var p = paper.path().attr({ fill: '#000', stroke: '#000' }),
bb = this.getBBox(),
h = bb.height / 2,
center;
switch (this.type) {
case 'text':
case 'circle':
case 'ellipse': center = true; break;
default: center = false;
}
angle = angle || 0;
x = typeof x == 'number' ? x : (center ? bb.x + bb.width / 2 : bb.x);
y = typeof y == 'number' ? y : (center ? bb.y + bb.height / 2: bb.y);
p.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(",")
});
angle = 360 - angle;
p.rotate(angle, x, y);
if (this.attrs) {
//elements
this.attr(this.attrs.x ? 'x' : 'cx', x + h + d + (!center ? this.type == 'text' ? bb.width : 0 : bb.width / 2)).attr('y', center ? y : y - bb.height / 2);
this.rotate(angle, x, y);
angle > 90 && angle < 270 && this.attr(this.attrs.x ? 'x' : 'cx', x - h - d - (!center ? bb.width : bb.width / 2)).rotate(180, x, y);
} else {
//sets
if (angle > 90 && angle < 270) {
this.translate(x - bb.x - bb.width - h - d, y - bb.y - bb.height / 2);
this.rotate(angle - 180, bb.x + bb.width + h + d, bb.y + bb.height / 2);
} else {
this.translate(x - bb.x + h + d, y - bb.y - bb.height / 2);
this.rotate(angle, bb.x - h - d, bb.y + bb.height / 2);
}
}
return p.insertBefore(this.node ? this : this[0]);
};
/*\
* Element.label
[ method ]
**
* Puts the context Element in a 'label' tooltip. Can also be used on sets.
**
= (object) path element of the label.
\*/
Raphael.el.label = function () {
var bb = this.getBBox(),
paper = this.paper || this[0].paper,
r = Math.min(20, bb.width + 10, bb.height + 10) / 2;
if (!paper) return;
return paper.rect(bb.x - r / 2, bb.y - r / 2, bb.width + r, bb.height + r, r).attr({ stroke: 'none', fill: '#000' }).insertBefore(this.node ? this : this[0]);
};
/*\
* Element.blob
[ method ]
**
* Puts the context Element in a 'blob' tooltip. Can also be used on sets.
**
> Parameters
**
- angle (number) angle of orientation in degrees [default: `0`]
- x (number) x coordinate of the blob's tail [default: Element's `x` or `cx`]
- y (number) y coordinate of the blob's tail [default: Element's `x` or `cx`]
**
= (object) path element of the blob
\*/
Raphael.el.blob = function (angle, x, y) {
var bb = this.getBBox(),
rad = Math.PI / 180,
paper = this.paper || this[0].paper,
p, center, size;
if (!paper) return;
switch (this.type) {
case 'text':
case 'circle':
case 'ellipse': center = true; break;
default: center = false;
}
p = paper.path().attr({ fill: "#000", stroke: "none" });
angle = (+angle + 1 ? angle : 45) + 90;
size = Math.min(bb.height, bb.width);
x = typeof x == 'number' ? x : (center ? bb.x + bb.width / 2 : bb.x);
y = typeof y == 'number' ? y : (center ? bb.y + bb.height / 2 : bb.y);
var w = Math.max(bb.width + size, size * 25 / 12),
h = Math.max(bb.height + size, 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;
p.attr({
x: cx,
y: cy,
path: [
"M", x, y,
"L", x1, y1,
"A", rx, ry, 0, 1, 1, x2, y2,
"z"
].join(",")
});
this.translate(cx - bb.x - bb.width / 2, cy - bb.y - bb.height / 2);
return p.insertBefore(this.node ? this : this[0]);
};
/*
* Tooltips on Paper prototype
*/
/*\
* Paper.label
[ method ]
**
* Puts the given `text` into a 'label' tooltip. The text is given a default style according to @g.txtattr. See @Element.label
**
> Parameters
**
- x (number) x coordinate of the center of the label
- y (number) y coordinate of the center of the label
- text (string) text to place inside the label
**
= (object) set containing the label path and the text element
> Usage
| paper.label(50, 50, "$9.99");
\*/
Raphael.fn.label = function (x, y, text) {
var set = this.set();
text = this.text(x, y, text).attr(Raphael.g.txtattr);
return set.push(text.label(), text);
};
/*\
* Paper.popup
[ method ]
**
* Puts the given `text` into a 'popup' tooltip. The text is given a default style according to @g.txtattr. See @Element.popup
*
* Note: The `dir` parameter has changed from g.Raphael 0.4.1 to 0.5. The options `0`, `1`, `2`, and `3` has been changed to `'down'`, `'left'`, `'up'`, and `'right'` respectively.
**
> Parameters
**
- x (number) x coordinate of the popup's tail
- y (number) y coordinate of the popup's tail
- text (string) text to place inside the popup
- dir (string) location of the text relative to the tail: `'down'`, `'left'`, `'up'` [default], or `'right'`.
- size (number) amount of padding around the Element [default: `5`]
**
= (object) set containing the popup path and the text element
> Usage
| paper.popup(50, 50, "$9.99", 'down');
\*/
Raphael.fn.popup = function (x, y, text, dir, size) {
var set = this.set();
text = this.text(x, y, text).attr(Raphael.g.txtattr);
return set.push(text.popup(dir, size), text);
};
/*\
* Paper.tag
[ method ]
**
* Puts the given text into a 'tag' tooltip. The text is given a default style according to @g.txtattr. See @Element.tag
**
> Parameters
**
- x (number) x coordinate of the center of the tag loop
- y (number) y coordinate of the center of the tag loop
- text (string) text to place inside the tag
- angle (number) angle of orientation in degrees [default: `0`]
- r (number) radius of the loop [default: `5`]
**
= (object) set containing the tag path and the text element
> Usage
| paper.tag(50, 50, "$9.99", 60);
\*/
Raphael.fn.tag = function (x, y, text, angle, r) {
var set = this.set();
text = this.text(x, y, text).attr(Raphael.g.txtattr);
return set.push(text.tag(angle, r), text);
};
/*\
* Paper.flag
[ method ]
**
* Puts the given `text` into a 'flag' tooltip. The text is given a default style according to @g.txtattr. See @Element.flag
**
> Parameters
**
- x (number) x coordinate of the flag's point
- y (number) y coordinate of the flag's point
- text (string) text to place inside the flag
- angle (number) angle of orientation in degrees [default: `0`]
**
= (object) set containing the flag path and the text element
> Usage
| paper.flag(50, 50, "$9.99", 60);
\*/
Raphael.fn.flag = function (x, y, text, angle) {
var set = this.set();
text = this.text(x, y, text).attr(Raphael.g.txtattr);
return set.push(text.flag(angle), text);
};
/*\
* Paper.drop
[ method ]
**
* Puts the given text into a 'drop' tooltip. The text is given a default style according to @g.txtattr. See @Element.drop
**
> Parameters
**
- x (number) x coordinate of the drop's point
- y (number) y coordinate of the drop's point
- text (string) text to place inside the drop
- angle (number) angle of orientation in degrees [default: `0`]
**
= (object) set containing the drop path and the text element
> Usage
| paper.drop(50, 50, "$9.99", 60);
\*/
Raphael.fn.drop = function (x, y, text, angle) {
var set = this.set();
text = this.text(x, y, text).attr(Raphael.g.txtattr);
return set.push(text.drop(angle), text);
};
/*\
* Paper.blob
[ method ]
**
* Puts the given text into a 'blob' tooltip. The text is given a default style according to @g.txtattr. See @Element.blob
**
> Parameters
**
- x (number) x coordinate of the blob's tail
- y (number) y coordinate of the blob's tail
- text (string) text to place inside the blob
- angle (number) angle of orientation in degrees [default: `0`]
**
= (object) set containing the blob path and the text element
> Usage
| paper.blob(50, 50, "$9.99", 60);
\*/
Raphael.fn.blob = function (x, y, text, angle) {
var set = this.set();
text = this.text(x, y, text).attr(Raphael.g.txtattr);
return set.push(text.blob(angle), text);
};
/**
* Brightness functions on the Element prototype
*/
/*\
* Element.lighter
[ method ]
**
* Makes the context element lighter by increasing the brightness and reducing the saturation by a given factor. Can be called on Sets.
**
> Parameters
**
- times (number) adjustment factor [default: `2`]
**
= (object) Element
> Usage
| paper.circle(50, 50, 20).attr({
| fill: "#ff0000",
| stroke: "#fff",
| "stroke-width": 2
| }).lighter(6);
\*/
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] + ")"});
return this;
};
/*\
* Element.darker
[ method ]
**
* Makes the context element darker by decreasing the brightness and increasing the saturation by a given factor. Can be called on Sets.
**
> Parameters
**
- times (number) adjustment factor [default: `2`]
**
= (object) Element
> Usage
| paper.circle(50, 50, 20).attr({
| fill: "#ff0000",
| stroke: "#fff",
| "stroke-width": 2
| }).darker(6);
\*/
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] + ")"});
return this;
};
/*\
* Element.resetBrightness
[ method ]
**
* Resets brightness and saturation levels to their original values. See @Element.lighter and @Element.darker. Can be called on Sets.
**
= (object) Element
> Usage
| paper.circle(50, 50, 20).attr({
| fill: "#ff0000",
| stroke: "#fff",
| "stroke-width": 2
| }).lighter(6).resetBrightness();
\*/
Raphael.el.resetBrightness = function () {
if (this.fs) {
this.attr({ fill: this.fs[0], stroke: this.fs[1] });
delete this.fs;
}
return this;
};
//alias to set prototype
(function () {
var brightness = ['lighter', 'darker', 'resetBrightness'],
tooltips = ['popup', 'tag', 'flag', 'label', 'drop', 'blob'];
for (var f in tooltips) (function (name) {
Raphael.st[name] = function () {
return Raphael.el[name].apply(this, arguments);
};
})(tooltips[f]);
for (var f in brightness) (function (name) {
Raphael.st[name] = function () {
for (var i = 0; i < this.length; i++) {
this[i][name].apply(this[i], arguments);
}
return this;
};
})(brightness[f]);
})();
//chart prototype for storing common functions
Raphael.g = {
/*\
* g.shim
[ object ]
**
* An attribute object that charts will set on all generated shims (shims being the invisible objects that mouse events are bound to)
**
> Default value
| { stroke: 'none', fill: '#000', 'fill-opacity': 0 }
\*/
shim: { stroke: 'none', fill: '#000', 'fill-opacity': 0 },
/*\
* g.txtattr
[ object ]
**
* An attribute object that charts and tooltips will set on any generated text
**
> Default value
| { font: '12px Arial, sans-serif', fill: '#fff' }
\*/
txtattr: { font: '12px Arial, sans-serif', fill: '#fff' },
/*\
* g.colors
[ array ]
**
* An array of color values that charts will iterate through when drawing chart data values.
**
\*/
colors: (function () {
var hues = [.6, .2, .05, .1333, .75, 0],
colors = [];
for (var i = 0; i < 10; i++) {
if (i < hues.length) {
colors.push('hsb(' + hues[i] + ',.75, .75)');
} else {
colors.push('hsb(' + hues[i - hues.length] + ', 1, .5)');
}
}
return colors;
})(),
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 ? ~~(a) + .5 : Math.round(a);
}
var d = (t - f) / steps,
r = ~~(d),
R = r,
i = 0;
if (r) {
while (R) {
i--;
R = ~~(d * Math.pow(10, i)) / Math.pow(10, i);
}
i ++;
} else {
if(d == 0 || !isFinite(d)) {
i = 1;
} else {
while (!r) {
i = i || 1;
r = ~~(d * Math.pow(10, i)) / Math.pow(10, i);
i++;
}
}
i && i--;
}
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);
}
f = round((from - (i > 0 ? 0 : .5)) * Math.pow(10, i)) / Math.pow(10, i);
return { from: f, to: t, power: i };
},
axis: function (x, y, length, from, to, steps, orientation, labels, type, dashsize, paper) {
dashsize = dashsize == null ? 2 : dashsize;
type = type || "t";
steps = steps || 10;
paper = arguments[arguments.length-1] //paper is always last argument
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.snapEnds(from, to, steps),
f = ends.from,
t = ends.to,
i = ends.power,
j = 0,
txtattr = { font: "11px 'Fontin Sans', Fontin-Sans, sans-serif" },
text = paper.set(),
d;
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(paper.text(x + addon, Y, (labels && labels[j++]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(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(paper.text(x + addon, y - length, (labels && labels[j]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(txtattr).attr({ "text-anchor": orientation - 1 ? "start" : "end" }));
}
} else {
label = f;
rnd = (i > 0) * i;
addon = (orientation ? -1 : 1) * (dashsize + 9 + !orientation);
var X = x,
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 = paper.text(X, y + addon, (labels && labels[j++]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(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(paper.text(x + length, y + addon, (labels && labels[j]) || (Math.round(label) == label ? label : +label.toFixed(rnd))).attr(txtattr));
}
}
var res = paper.path(path);
res.text = text;
res.all = paper.set([res, text]);
res.remove = function () {
this.text.remove();
this.constructor.prototype.remove.call(this);
};
return res;
},
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);
}
}
}