From 38696874c1e4ebb08b4c8da68afe7a03db7db983 Mon Sep 17 00:00:00 2001 From: Dmitry Baranovskiy Date: Thu, 19 Sep 2013 21:03:24 +1000 Subject: [PATCH] Fix for bug #17. New method Savage.angle. Fixed handling of . Fix use.getBBox. New method Element.toDefs(). Fix for gradient rgba. Fix for double defs. --- README.md | 6 + dist/reference.html | 258 +++++++++++++++++------------- dist/savage-min.js | 8 +- dist/savage.js | 374 ++++++++++++++++++++++++++++---------------- src/set.js | 1 + src/svg.js | 336 ++++++++++++++++++++++++--------------- 6 files changed, 602 insertions(+), 381 deletions(-) diff --git a/README.md b/README.md index 7384589..4b4aec0 100644 --- a/README.md +++ b/README.md @@ -27,3 +27,9 @@ _*Savage uses Grunt 0.4.0. You might want to [read](http://gruntjs.com/getting-s * Type `grunt` in the command line to build the files. * The results will be built into the release folder. * Alternatively type `grunt watch` to have the build run automatically when you make changes to source files. + +* For documentation generation use this command + + cd node_modules/dr.js/; node dr ../../dr.json; cd ../../ + +_It’s ugly at the moment. Somebody should port it to grunt. May be even me :)_ diff --git a/dist/reference.html b/dist/reference.html index b1eb425..c3a6f14 100644 --- a/dist/reference.html +++ b/dist/reference.html @@ -18,7 +18,7 @@
- +
@@ -31,10 +31,10 @@

Element.after(el)⚓➭

Inserts given element after the current one.

Parameters

  1. el @@ -42,7 +42,7 @@ element to insert

Returns: Element parent

-

Element.animate(attrs, ms, [easing], [callback])⚓➭

+

Element.animate(attrs, ms, [easing], [callback])⚓➭

Animate given attributes of the element.

Parameters

  1. attrs @@ -61,7 +61,7 @@  

Returns: Element the element

-

Element.append(el)⚓➭

Appends given element to current one.

Parameters

  1. el @@ -69,7 +69,7 @@ element to append

Returns: Element parent

-

Element.asPX(attr, [value])⚓➭

+

Element.asPX(attr, [value])⚓➭

Return given attribute of the element as a px value. (Not %, em, etc)

Parameters

  1. attr @@ -81,7 +81,7 @@ attribute value

Returns: Element result of query selection

-

Element.attr(…)⚓➭

Gets or sets given attributes of the element

Parameters

  1. params @@ -106,7 +106,7 @@ }); console.log(el.attr("fill")); // “#fc0”
-

Element.before(el)⚓➭

Inserts given element before the current one.

Parameters

  1. el @@ -122,11 +122,11 @@ console.log(el.attr("fill")); // “#fc0” handler for the event

Returns: object Element

-

Element.clone()⚓➭

Creates clone of the element and inserts it after the element.

Returns: Element the clone

-

Element.data(key, [value])⚓➭

+

Element.getBBox()⚓➭

Returns bounding box descriptor for the given element.

Returns: object bounding box descriptor:

@@ -274,7 +274,7 @@ See also Element.removeData
  • y2:numbery of the right side,
  • y:numbery of the left side
  • }
    • -

    Element.getPointAtLength(length)⚓➭

    +

    Element.getPointAtLength(length)⚓➭

    Return coordinates of the point located at the given length on the given path. Only works for element of “path” type.

    Parameters

    1. length @@ -286,7 +286,7 @@ See also Element.removeData
    2. y:numbery coordinate
    3. alpha:numberangle of derivative
  • }
    • -

    Element.getSubpath(from, to)⚓➭

    +

    Element.getSubpath(from, to)⚓➭

    Return subpath of a given element from given length to given length. Only works for element of “path” type.

    Parameters

    1. from @@ -297,7 +297,7 @@ See also Element.removeData position of the end of the segment

    Returns: string pathstring for the segment

    -

    Element.getTotalLength()⚓➭

    +

    Element.getTotalLength()⚓➭

    Returns length of the path in pixels. Only works for element of “path” type.

    Returns: number length.

    @@ -320,7 +320,7 @@ See also Element.removeData context for hover out handler

    Returns: object Element

    -

    Element.inAnim()⚓➭

    Returns an array of animations element currently in

    Returns: object in format

    @@ -329,11 +329,11 @@ See also Element.removeData
  • statusfunctiongets or sets the status of the animation,
  • stopfunctionstops the animation
  • }
    • -

    Element.innerSVG()⚓➭

    Returns SVG code of the element. Equivalent to innerHTML in HTML context.

    Returns: string SVG code of the element.

    -

    Element.insertAfter(el)⚓➭

    +

    Element.insertAfter(el)⚓➭

    Inserts the element after the given one.

    Parameters

    1. el @@ -341,7 +341,7 @@ See also Element.removeData element next to whom insert to

    Returns: Element parent

    -

    Element.insertBefore(el)⚓➭

    +

    Element.insertBefore(el)⚓➭

    Inserts the element after the given one.

    Parameters

    1. el @@ -349,7 +349,7 @@ See also Element.removeData element next to whom insert to

    Returns: Element parent

    -

    Element.marker(x, y, width, height, refX, refY)⚓➭

    +

    Element.marker(x, y, width, height, refX, refY)⚓➭

    Creates <marker> element from the current element. To create a marker you have to specify the bounding rect and reference point:

    @@ -415,11 +415,11 @@ To create a marker you have to specify the bounding rect and reference point: handler for the event

    Returns: object Element

    -

    Element.parent()⚓➭

    Returns parent of the element

    Returns: Element parent

    -

    Element.pattern(x, y, width, height)⚓➭

    +

    Element.pattern(x, y, width, height)⚓➭

    Creates <pattern> element from the current element. To create a pattern you have to specify the pattern rect:

    @@ -449,7 +449,7 @@ c.attr({ fill: p });
    -

    Element.prepend(el)⚓➭

    Prepends given element to current one.

    Parameters

    1. el @@ -457,11 +457,11 @@ c.attr({ element to prepend

    Returns: Element parent

    -

    Element.remove()⚓➭

    Removes element from the DOM

    Returns: Element removed element

    -

    Element.removeData([key])⚓➭

    +

    Element.removeData([key])⚓➭

    Removes value associated with an element by given key. If key is not provided, removes all the data of the element.

    @@ -471,7 +471,7 @@ If key is not provided, removes all the data of the element. key

    Returns: object Element

    -

    Element.select(query)⚓➭

    Applies CSS selector with the element as a parent and returns the result as an Element.

    Parameters

    1. query @@ -479,7 +479,7 @@ If key is not provided, removes all the data of the element. CSS selector

    Returns: Element result of query selection

    -

    Element.selectAll(query)⚓➭

    +

    Element.selectAll(query)⚓➭

    Applies CSS selector with the element as a parent and returns the result as a set or array of elements.

    Parameters

    1. query @@ -487,11 +487,15 @@ If key is not provided, removes all the data of the element. CSS selector

    Returns: Set array result of query selection

    -

    Element.stop()⚓➭

    Stops all the animations of the current element.

    Returns: Element the element

    -

    Element.toDefs()⚓➭

    +

    Moves element to the relative <defs> section. +

    +

    Returns: Element the clone

    +

    Element.toString()⚓➭

    Returns SVG code of the element. Equivalent to outerHTML in HTML context.

    Returns: string SVG code of the element.

    @@ -530,7 +534,7 @@ If key is not provided, removes all the data of the element. handler for the event

    Returns: object Element

    -

    Element.transform(tstr)⚓➭

    +

    Element.transform(tstr)⚓➭

    Gets or sets transformation of the element

    Parameters

    1. tstr @@ -651,19 +655,19 @@ If key is not provided, removes all the data of the element. handler for the event

    Returns: object Element

    -

    Element.use()⚓➭

    Creates <use> element linked to the current element.

    Returns: Element <use> element

    Matrix.add(a, b, c, d, e, f, matrix)⚓➭

    +

    Matrix.add(…)⚓➭

    Adds given matrix to existing one.

    Parameters

    1. a @@ -684,19 +688,22 @@ If key is not provided, removes all the data of the element.
    2. f number  
      3. -
    3. matrix +
    +

    or +

    +

    Parameters

    1. matrix object Matrix
    -

    Matrix.clone()⚓➭

    Returns copy of the matrix

    Returns: object Matrix

    -

    Matrix.invert()⚓➭

    Returns inverted version of the matrix

    Returns: object Matrix

    -

    Matrix.rotate(a, x, y)⚓➭

    +

    Matrix.rotate(a, x, y)⚓➭

    Rotates the matrix

    Parameters

    1. a @@ -709,7 +716,7 @@ If key is not provided, removes all the data of the element. number  
    -

    Matrix.scale(x, [y], [cx], [cy])⚓➭

    +

    Matrix.scale(x, [y], [cx], [cy])⚓➭

    Scales the matrix

    Parameters

    1. x @@ -728,7 +735,7 @@ If key is not provided, removes all the data of the element. number  
    -

    Matrix.split()⚓➭

    Splits matrix into primitive transformations

    Returns: object in format:

    @@ -740,11 +747,11 @@ If key is not provided, removes all the data of the element.
  • rotatenumberrotation in deg
  • isSimplebooleancould it be represented via simple transformations -

    • Matrix.toTransformString()⚓➭

    +

    Matrix.toTransformString()⚓➭

    Return transform string that represents given matrix

    Returns: string transform string

    -

    Matrix.translate(x, y)⚓➭

    +

    Matrix.translate(x, y)⚓➭

    Translate the matrix

    Parameters

    1. x @@ -754,7 +761,7 @@ If key is not provided, removes all the data of the element. number  
    -

    Matrix.x(x, y)⚓➭

    Return x coordinate for given point after transformation described by the matrix. See also Matrix.y

    Parameters

    1. x @@ -765,7 +772,7 @@ If key is not provided, removes all the data of the element.  

    Returns: number x

    -

    Matrix.y(x, y)⚓➭

    Return y coordinate for given point after transformation described by the matrix. See also Matrix.x

    Parameters

    1. x @@ -777,7 +784,7 @@ If key is not provided, removes all the data of the element.

    Returns: number y

    Paper.circle(x, y, r)⚓➭

    Draws a circle.

    Parameters

    1. x @@ -793,7 +800,7 @@ If key is not provided, removes all the data of the element.

      Returns: object Element object with type “circle”

      Usage

      var c = paper.circle(50, 50, 40);
      -

    Paper.el(name, attr)⚓➭

    Creates element on paper with a given name and no attributes.

    Parameters

    1. name @@ -811,7 +818,7 @@ var c = paper.el("circle").attr({ r: 10 });
    -

    Paper.ellipse(x, y, rx, ry)⚓➭

    +

    Paper.ellipse(x, y, rx, ry)⚓➭

    Draws an ellipse.

    Parameters

    1. x @@ -845,7 +852,7 @@ var c = paper.el("circle").attr({ filter: f });
    -

    Paper.g([varargs])⚓➭

    Makes a group element.

    Parameters

    1. varargs @@ -865,7 +872,7 @@ var c = paper.el("circle").attr({ g = paper.g(); g.add(c2, c1);
    -

    Paper.gradient(gradient)⚓➭

    +

    Paper.gradient(gradient)⚓➭

    Creates a gradient element.

    Parameters

    1. gradient @@ -903,10 +910,10 @@ through red at 25% to white. });

    Returns: object Element object with type “gradient”

    -

    Paper.image(src, x, y, width, height)⚓➭

    +

    Paper.image(src, x, y, width, height)⚓➭

    Embeds an image into the surface.

    Parameters

    1. src @@ -949,7 +956,7 @@ through red at 25% to white.

      Returns: object Element object with type “image”

      Usage

      var c = paper.image("apple.png", 10, 10, 80, 80);
      -

    Paper.line(x1, y1, x2, y2)⚓➭

    +

    Paper.line(x1, y1, x2, y2)⚓➭

    Draws a line.

    Parameters

    1. x1 @@ -968,7 +975,7 @@ through red at 25% to white.

      Returns: object Element object with type “line”

      Usage

      var t1 = paper.line(50, 50, 100, 100);
      -

    Paper.path([pathString])⚓➭

    +

    Paper.path([pathString])⚓➭

    Creates a path element by given path data string.

    Parameters

    1. pathString @@ -1003,10 +1010,10 @@ Note: there is a special case when path consist of just three commands: “M10,1 // draw a diagonal line: // move to 10,10, line to 90,90
    -

    Paper.polyline(…)⚓➭

    Draws a polyline.

    Parameters

    1. points @@ -1023,7 +1030,7 @@ Note: there is a special case when path consist of just three commands: “M10,1

      Usage

      var p1 = paper.polyline([10, 10, 100, 100]);
 var p2 = paper.polyline(10, 10, 100, 100);
      -

    Paper.rect(x, y, width, height, [rx], [ry])⚓➭

    +

    Paper.rect(x, y, width, height, [rx], [ry])⚓➭

    Draws a rectangle.

    @@ -1054,7 +1061,7 @@ var c = paper.rect(10, 10, 50, 50); // rectangle with rounded corners var c = paper.rect(40, 40, 50, 50, 10);
    -

    Paper.text(x, y, text)⚓➭

    +

    Paper.text(x, y, text)⚓➭

    Draws a text string.

    Parameters

    1. x @@ -1071,7 +1078,7 @@ var c = paper.rect(40, 40, 50, 50, 10);

      Usage

      var t1 = paper.text(50, 50, "Savage");
 var t2 = paper.text(50, 50, ["S","a","v","a","g","e"]);
      -

    Paper.toString()⚓➭

    Returns SVG code of the element. Equivalent to outerHTML in HTML context.

    Returns: string SVG code of the element.

    @@ -1079,7 +1086,7 @@ var t2 = paper.text(50, 50, ["S","a","v","a","g","e"]);

    Returns: string SVG code of the Paper.

    Savage.Matrix(…)⚓➭

    Utility method Returns matrix based on given parameters.

    @@ -1109,7 +1116,7 @@ Returns matrix based on given parameters.  

    Returns: object Matrix

    -

    Savage.ajax(…)⚓➭

    Simple implementation of Ajax.

    Parameters

    1. url @@ -1140,7 +1147,32 @@ Returns matrix based on given parameters. scope of callback

    Returns: XMLHttpRequest XMLHttpRequest (just in case)

    -

    Savage.animate(from, to, setter, ms, [easing], [callback])⚓➭

    +

    Savage.angle(x1, y1, x2, y2, [x3], [y3])⚓➭

    +

    Returns angle between two or three points. +

    +

    Parameters

    Parameters

    1. x1 +number +x coord of first point
      2. +
    2. y1 +number +y coord of first point
      3. +
    3. x2 +number +x coord of second point
      4. +
    4. y2 +number +y coord of second point
      5. +
    5. x3 +optional +number +x coord of third point
      6. +
    6. y3 +optional +number +y coord of third point
      7. +
    +

    Returns: number angle in degrees.

    +

    Savage.animate(from, to, setter, ms, [easing], [callback])⚓➭

    Runs generic animation of one number into another with a caring function.

    Parameters

    1. from @@ -1172,7 +1204,7 @@ Returns matrix based on given parameters.
    2. statusfunctiongets or sets the status of the animation,
    3. stopfunctionstops the animation
  • }
    • -

    Savage.animation(attr, ms, [easing], [callback])⚓➭

    +

    Savage.animation(attr, ms, [easing], [callback])⚓➭

    Creates animation object.

    Parameters

    1. attr @@ -1191,7 +1223,7 @@ Returns matrix based on given parameters. callback

    Returns: object animation object

    -

    Savage.color(clr)⚓➭

    Parses the color string and returns object with all values for the given color.

    Parameters

    1. clr @@ -1209,7 +1241,7 @@ Returns matrix based on given parameters.
    2. vnumbervalue (brightness),
    3. lnumberlightness
  • }
    • -

    Savage.deg(deg)⚓➭

    Transform angle to degrees

    Parameters

    1. deg @@ -1235,7 +1267,7 @@ Returns matrix based on given parameters. filter: f });
    -

    Savage.filter.brightness(amount)⚓➭

    +

    Savage.filter.brightness(amount)⚓➭

    Returns string of the brightness filter.

    Parameters

    1. amount @@ -1243,7 +1275,7 @@ Returns matrix based on given parameters. amount of filter (0..1).

    Returns: string filter representation

    -

    Savage.filter.contrast(amount)⚓➭

    +

    Savage.filter.contrast(amount)⚓➭

    Returns string of the contrast filter.

    Parameters

    1. amount @@ -1251,7 +1283,7 @@ Returns matrix based on given parameters. amount of filter (0..1).

    Returns: string filter representation

    -

    Savage.filter.grayscale(amount)⚓➭

    +

    Savage.filter.grayscale(amount)⚓➭

    Returns string of the grayscale filter.

    Parameters

    1. amount @@ -1259,7 +1291,7 @@ Returns matrix based on given parameters. amount of filter (0..1).

    Returns: string filter representation

    -

    Savage.filter.hueRotate(angle)⚓➭

    +

    Savage.filter.hueRotate(angle)⚓➭

    Returns string of the hue-rotate filter.

    Parameters

    1. angle @@ -1267,7 +1299,7 @@ Returns matrix based on given parameters. angle of rotation.

    Returns: string filter representation

    -

    Savage.filter.invert(amount)⚓➭

    +

    Savage.filter.invert(amount)⚓➭

    Returns string of the invert filter.

    Parameters

    1. amount @@ -1275,7 +1307,7 @@ Returns matrix based on given parameters. amount of filter (0..1).

    Returns: string filter representation

    -

    Savage.filter.saturate(amount)⚓➭

    +

    Savage.filter.saturate(amount)⚓➭

    Returns string of the saturate filter.

    Parameters

    1. amount @@ -1283,7 +1315,7 @@ Returns matrix based on given parameters. amount of filter (0..1).

    Returns: string filter representation

    -

    Savage.filter.sepia(amount)⚓➭

    +

    Savage.filter.sepia(amount)⚓➭

    Returns string of the sepia filter.

    Parameters

    1. amount @@ -1337,7 +1369,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width } }));
    -

    Savage.fragment(varargs)⚓➭

    +

    Savage.fragment(varargs)⚓➭

    Creates DOM fragment from given list of elements or strings

    Parameters

    1. varargs @@ -1345,7 +1377,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width SVG string

    Returns: Fragment the Fragment

    -

    Savage.getRGB(colour)⚓➭

    Parses colour string as RGB object

    Parameters

    1. colour @@ -1378,7 +1410,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width
    2. hexstringcolor in HTML/CSS format: #••••••,
    3. errorbooleantrue if string cant be parsed
  • }
    • -

    Savage.hsb(h, s, b)⚓➭

    Converts HSB values to hex representation of the colour.

    Parameters

    1. h @@ -1392,7 +1424,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width value or brightness

    Returns: string hex representation of the colour.

    -

    Savage.hsb2rgb(h, s, v)⚓➭

    +

    Savage.hsb2rgb(h, s, v)⚓➭

    Converts HSB values to RGB object.

    Parameters

    1. h @@ -1411,7 +1443,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width
    2. bnumberblue,
    3. hexstringcolor in HTML/CSS format: #••••••
  • }
    • -

    Savage.hsl(h, s, l)⚓➭

    Converts HSL values to hex representation of the colour.

    Parameters

    1. h @@ -1425,7 +1457,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width luminosity

    Returns: string hex representation of the colour.

    -

    Savage.hsl2rgb(h, s, l)⚓➭

    +

    Savage.hsl2rgb(h, s, l)⚓➭

    Converts HSL values to RGB object.

    Parameters

    1. h @@ -1444,7 +1476,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width
    2. bnumberblue,
    3. hexstringcolor in HTML/CSS format: #••••••
  • }
    • -

    Savage.is(o, type)⚓➭

    Handfull replacement for typeof operator.

    Parameters

    1. o @@ -1455,7 +1487,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width name of the type, i.e. “string”, “function”, “number”, etc.

    Returns: boolean is given value is of given type

    -

    Savage.load(url, callback, [scope])⚓➭

    +

    Savage.load(url, callback, [scope])⚓➭

    Loads external SVG file as a Fragment. For more advanced AJAX see Savage.ajax.

    Parameters

    1. url @@ -1469,7 +1501,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width object scope of callback
    -

    Savage.parse(svg)⚓➭

    Parses SVG fragment and converts it into Fragment.

    Parameters

    1. svg @@ -1477,7 +1509,7 @@ paper.path(Savage.format("M{x},{y}h{dim.width}v{dim.height}h{dim['negative width SVG string

    Returns: Fragment the fragment

    -

    Savage.parsePathString(pathString)⚓➭

    +

    Savage.parsePathString(pathString)⚓➭

    Utility method Parses given path string into an array of arrays of path segments.

    @@ -1486,7 +1518,7 @@ Parses given path string into an array of arrays of path segments. path string or array of segments (in the last case it will be returned straight away)

    Returns: array array of segments.

    -

    Savage.parseTransformString(TString)⚓➭

    +

    Savage.parseTransformString(TString)⚓➭

    Utility method Parses given path string into an array of transformations.

    @@ -1496,7 +1528,7 @@ Parses given path string into an array of transformations.

    Returns: array array of transformations.

    Savage.path⚓

    -

    Savage.path.bezierBBox(…)⚓➭

    +

    Savage.path.bezierBBox(…)⚓➭

    Utility method Return bounding box of a given cubic bezier curve

    @@ -1537,7 +1569,7 @@ Return bounding box of a given cubic bezier curve
  • }
  • max: {
    1. x:numberx coordinate of the right point
    2. y:numbery coordinate of the bottom point
  • }
  • }
    • -

    Savage.path.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t)⚓➭

    +

    Savage.path.findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t)⚓➭

    Utility method Find dot coordinates on the given cubic bezier curve at the given t.

    @@ -1582,7 +1614,7 @@ Find dot coordinates on the given cubic bezier curve at the given t.
  • y:numbery coordinate of the end of the curve
  • }
  • alpha:numberangle of the curve derivative at the point
  • }
    • -

    Savage.path.getBBox(path)⚓➭

    +

    Savage.path.getBBox(path)⚓➭

    Utility method Return bounding box of a given path

    @@ -1598,7 +1630,7 @@ Return bounding box of a given path
  • width:numberwidth of the box
  • height:numberheight of the box
  • }
    • -

    Savage.path.getPointAtLength(path, length)⚓➭

    +

    Savage.path.getPointAtLength(path, length)⚓➭

    Return coordinates of the point located at the given length on the given path.

    Parameters

    1. path @@ -1613,7 +1645,7 @@ Return bounding box of a given path
    2. y:numbery coordinate
    3. alpha:numberangle of derivative
  • }
    • -

    Savage.path.getSubpath(path, from, to)⚓➭

    +

    Savage.path.getSubpath(path, from, to)⚓➭

    Return subpath of a given path from given length to given length.

    Parameters

    1. path @@ -1627,7 +1659,7 @@ Return bounding box of a given path position of the end of the segment

    Returns: string pathstring for the segment

    -

    Savage.path.getTotalLength(path)⚓➭

    +

    Savage.path.getTotalLength(path)⚓➭

    Returns length of the given path in pixels.

    Parameters

    1. path @@ -1635,7 +1667,7 @@ Return bounding box of a given path SVG path string.

    Returns: number length.

    -

    Savage.path.intersection(path1, path2)⚓➭

    +

    Savage.path.intersection(path1, path2)⚓➭

    Utility method Finds intersections of two paths

    @@ -1656,7 +1688,7 @@ Finds intersections of two paths
  • bez1:arrayeight coordinates representing beziér curve for the segment of path1
  • bez2:arrayeight coordinates representing beziér curve for the segment of path2
  • }
  • ] -

    • Savage.path.isBBoxIntersect(bbox1, bbox2)⚓➭

    +

    Savage.path.isBBoxIntersect(bbox1, bbox2)⚓➭

    Utility method Returns true if two bounding boxes intersect

    @@ -1668,7 +1700,7 @@ Returns true if two bounding boxes intersect second bounding box

    Returns: boolean true if they intersect

    -

    Savage.path.isPointInside(path, x, y)⚓➭

    +

    Savage.path.isPointInside(path, x, y)⚓➭

    Utility method Returns true if given point is inside a given closed path.

    @@ -1683,7 +1715,7 @@ Returns true if given point is inside a given closed path. y of the point

    Returns: boolean true, if point is inside the path

    -

    Savage.path.isPointInsideBBox(bbox, x, y)⚓➭

    +

    Savage.path.isPointInsideBBox(bbox, x, y)⚓➭

    Utility method Returns true if given point is inside bounding box.

    @@ -1698,7 +1730,7 @@ Returns true if given point is inside bounding box. y coordinate of the point

    Returns: boolean true if point inside

    -

    Savage.path.map(path, matrix)⚓➭

    +

    Savage.path.map(path, matrix)⚓➭

    Transform the path string with given matrix.

    Parameters

    1. path @@ -1709,7 +1741,7 @@ Returns true if given point is inside bounding box. see Matrix

    Returns: string transformed path string

    -

    Savage.path.toAbsolute(path)⚓➭

    +

    Savage.path.toAbsolute(path)⚓➭

    Utility method Converts path coordinates into absolute values.

    @@ -1718,7 +1750,7 @@ Converts path coordinates into absolute values. path string

    Returns: array path string

    -

    Savage.path.toCubic(pathString)⚓➭

    +

    Savage.path.toCubic(pathString)⚓➭

    Utility method Converts path to a new path where all segments are cubic bezier curves.

    @@ -1727,7 +1759,7 @@ Converts path to a new path where all segments are cubic bezier curves. path string or array of segments

    Returns: array array of segments.

    -

    Savage.path.toRelative(path)⚓➭

    +

    Savage.path.toRelative(path)⚓➭

    Utility method Converts path coordinates into relative values.

    @@ -1736,7 +1768,7 @@ Converts path coordinates into relative values. path string

    Returns: array path string

    -

    Savage.rad(deg)⚓➭

    Transform angle to radians

    Parameters

    1. deg @@ -1744,7 +1776,7 @@ Converts path coordinates into relative values. angle in degrees

    Returns: number angle in radians.

    -

    Savage.rgb(r, g, b)⚓➭

    Converts RGB values to hex representation of the colour.

    Parameters

    1. r @@ -1758,7 +1790,7 @@ Converts path coordinates into relative values. blue

    Returns: string hex representation of the colour.

    -

    Savage.rgb2hsb(r, g, b)⚓➭

    +

    Savage.rgb2hsb(r, g, b)⚓➭

    Converts RGB values to HSB object.

    Parameters

    1. r @@ -1776,7 +1808,7 @@ Converts path coordinates into relative values.
    2. snumbersaturation
    3. bnumberbrightness
  • }
    • -

    Savage.rgb2hsl(r, g, b)⚓➭

    +

    Savage.rgb2hsl(r, g, b)⚓➭

    Converts RGB values to HSL object.

    Parameters

    1. r @@ -1794,7 +1826,7 @@ Converts path coordinates into relative values.
    2. snumbersaturation
    3. lnumberluminosity
  • }
    • -

    Savage.select(query)⚓➭

    Wraps DOM element specified by CSS selector as Element

    Parameters

    1. query @@ -1802,7 +1834,7 @@ Converts path coordinates into relative values. CSS selector of the element

    Returns: Element

    -

    Savage.selectAll(query)⚓➭

    +

    Savage.selectAll(query)⚓➭

    Wraps DOM elements specified by CSS selector as set or array of Element

    Parameters

    1. query @@ -1810,7 +1842,7 @@ Converts path coordinates into relative values. CSS selector of the element

    Returns: Element

    -

    Savage.snapTo(values, value, [tolerance])⚓➭

    +

    Savage.snapTo(values, value, [tolerance])⚓➭

    Snaps given value to given grid.

    Parameters

    1. values @@ -1873,7 +1905,7 @@ Converts path coordinates into relative values. elements to insert

    Returns: object set elements that were deleted

    -

    mina(a, A, b, B, get, set, [easing])⚓➭

    +

    mina(a, A, b, B, get, set, [easing])⚓➭

    Generic animation of numbers.

    Parameters

    1. a @@ -1915,7 +1947,7 @@ Converts path coordinates into relative values.
    2. durationfunctionduration getter/setter,
    3. stopfunctionanimation stopper
  • }
    • -

    mina.backin(n)⚓➭

    Backin easing.

    Parameters

    1. n @@ -1923,7 +1955,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.backout(n)⚓➭

    Backout easing.

    Parameters

    1. n @@ -1931,7 +1963,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.bounce(n)⚓➭

    Bounce easing.

    Parameters

    1. n @@ -1939,7 +1971,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.easein(n)⚓➭

    Easein easing.

    Parameters

    1. n @@ -1947,7 +1979,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.easeinout(n)⚓➭

    Easeinout easing.

    Parameters

    1. n @@ -1955,7 +1987,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.easeout(n)⚓➭

    Easeout easing.

    Parameters

    1. n @@ -1963,7 +1995,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.elastic(n)⚓➭

    Elastic easing.

    Parameters

    1. n @@ -1971,7 +2003,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.getById(id)⚓➭

    Returns animation by it’s id.

    Parameters

    1. id @@ -1979,7 +2011,7 @@ Converts path coordinates into relative values. animation’s id

    Returns: object See mina

    -

    mina.linear(n)⚓➭

    Default linear easing.

    Parameters

    1. n @@ -1987,7 +2019,7 @@ Converts path coordinates into relative values. input 0..1

    Returns: number output 0..1

    -

    mina.time()⚓➭

    Returns current time. Equal to 

    function () {
diff --git a/dist/savage-min.js b/dist/savage-min.js
index 03588e0..b5c45fb 100644
--- a/dist/savage-min.js
+++ b/dist/savage-min.js
@@ -28,7 +28,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 // 
-// build: 2013-09-17
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c=function(){return k.unbind(a,c),b.apply(this,arguments)};return k.on(a,c)},k.version=d,k.toString=function(){return"You are running Eve "+d},"undefined"!=typeof module&&module.exports?module.exports=k:"undefined"!=typeof define?define("eve",[],function(){return k}):a.eve=k}(this);var mina=function(a){var b={},c=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(a){setTimeout(a,16)},d=Array.isArray||function(a){return a instanceof Array||"[object Array]"==Object.prototype.toString.call(a)},e=0,f="M"+(+new Date).toString(36),g=function(){return f+(e++).toString(36)},h=function(){return+new Date},i=function(a){var b=this;if(null==a)return b.s;var c=b.s-a;b.b+=b.dur*c,b.B+=b.dur*c,b.s=a},j=function(a){var b=this;return null==a?b.spd:(b.spd=a,void 0)},k=function(a){var b=this;return null==a?b.dur:(b.s=b.s*a/b.dur,b.dur=a,void 0)},l=function(){var c=this;delete 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g}:void 0}(),p=[],q=function(b){for(var c,d=b.clientX,e=b.clientY,f=j("y"),h=j("x"),i=p.length;i--;){if(c=p[i],g){for(var k,l=b.touches.length;l--;)if(k=b.touches[l],k.identifier==c.el._drag.id){d=k.clientX,e=k.clientY,(b.originalEvent?b.originalEvent:b).preventDefault();break}}else b.preventDefault();var m=c.el.node;a._.glob,m.nextSibling,m.parentNode,m.style.display,d+=h,e+=f,eve("savage.drag.move."+c.el.id,c.move_scope||c.el,d-c.el._drag.x,e-c.el._drag.y,d,e,b)}},r=function(b){a.unmousemove(q).unmouseup(r);for(var c,d=p.length;d--;)c=p[d],c.el._drag={},eve("savage.drag.end."+c.el.id,c.end_scope||c.start_scope||c.move_scope||c.el,b);p=[]},s=h.length;s--;)!function(b){a[b]=e[b]=function(c,e){return a.is(c,"function")&&(this.events=this.events||[],this.events.push({name:b,f:c,unbind:o(this.shape||this.node||d.doc,b,c,e||this)})),this},a["un"+b]=e["un"+b]=function(a){for(var c=this.events||[],d=c.length;d--;)if(c[d].name==b&&(c[d].f==a||!a))return c[d].unbind(),c.splice(d,1),!c.length&&delete this.events,this;return this}}(h[s]);e.hover=function(a,b,c,d){return this.mouseover(a,c).mouseout(b,d||c)},e.unhover=function(a,b){return this.unmouseover(a).unmouseout(b)};var t=[];e.drag=function(b,c,d,e,f,g){function h(h){(h.originalEvent||h).preventDefault();var i=j("y"),k=j("x");this._drag.x=h.clientX+k,this._drag.y=h.clientY+i,this._drag.id=h.identifier,!p.length&&a.mousemove(q).mouseup(r),p.push({el:this,move_scope:e,start_scope:f,end_scope:g}),c&&eve.on("savage.drag.start."+this.id,c),b&&eve.on("savage.drag.move."+this.id,b),d&&eve.on("savage.drag.end."+this.id,d),eve("savage.drag.start."+this.id,f||e||this,h.clientX+k,h.clientY+i,h)}if(!arguments.length){var i;return this.drag(function(a,b){this.attr({transform:i+(i?"T":"t")+[a,b]})},function(){i=this.transform().local})}return this._drag={},t.push({el:this,start:h}),this.mousedown(h),this},e.undrag=function(){for(var b=t.length;b--;)t[b].el==this&&(this.unmousedown(t[b].start),t.splice(b,1),eve.unbind("savage.drag.*."+this.id));return!t.length&&a.unmousemove(q).unmouseup(r),this}}),Savage.plugin(function(a,b,c){var d=(b.prototype,c.prototype),e=/^\s*url\((.+)\)/,f=String,g=a._.$;a.filter={},d.filter=function(c){var d=a.parse(f(c)),e=a._.id(),h=this.node.offsetWidth,i=this.node.offsetHeight,j=g("filter");return g(j,{id:e,filterUnits:"userSpaceOnUse",x:0,y:0,width:h,height:i}),j.appendChild(d.node),this.defs.appendChild(j),new b(j)},eve.on("savage.util.getattr.filter",function(){eve.stop();var b=g(this.node,"filter");if(b){var c=f(b).match(e);return c&&a.select(c[1])}}),eve.on("savage.util.attr.filter",function(a){if(a instanceof b&&"filter"==a.type){eve.stop();var c=a.node.id;c||(g(a.node,{id:a.id}),c=a.id),g(this.node,{filter:"url(#"+c+")"})}a&&"none"!=a||(eve.stop(),this.node.removeAttribute("filter"))}),a.filter.blur=function(b,c){null==b&&(b=2);var d=null==c?b:[b,c];return a.format('',{def:d})},a.filter.blur.toString=function(){return this()},a.filter.shadow=function(b,c,d,e){return e=e||"#000",null==d&&(d=4),"string"==typeof d&&(e=d,d=4),null==b&&(b=0,c=2),null==c&&(c=b),e=a.color(e),a.format('',{color:e,dx:b,dy:c,blur:d})},a.filter.shadow.toString=function(){return this()},a.filter.grayscale=function(b){return null==b&&(b=1),a.format('',{a:.2126+.7874*(1-b),b:.7152-.7152*(1-b),c:.0722-.0722*(1-b),d:.2126-.2126*(1-b),e:.7152+.2848*(1-b),f:.0722-.0722*(1-b),g:.2126-.2126*(1-b),h:.0722+.9278*(1-b)})},a.filter.grayscale.toString=function(){return this()},a.filter.sepia=function(b){return null==b&&(b=1),a.format('',{a:.393+.607*(1-b),b:.769-.769*(1-b),c:.189-.189*(1-b),d:.349-.349*(1-b),e:.686+.314*(1-b),f:.168-.168*(1-b),g:.272-.272*(1-b),h:.534-.534*(1-b),i:.131+.869*(1-b)})},a.filter.sepia.toString=function(){return this()},a.filter.saturate=function(b){return null==b&&(b=1),a.format('',{amount:1-b})},a.filter.saturate.toString=function(){return this()},a.filter.hueRotate=function(b){return b=b||0,a.format('',{angle:b})},a.filter.hueRotate.toString=function(){return this()},a.filter.invert=function(b){return null==b&&(b=1),a.format('',{amount:b,amount2:1-b})},a.filter.invert.toString=function(){return this()},a.filter.brightness=function(b){return null==b&&(b=1),a.format('',{amount:b})},a.filter.brightness.toString=function(){return this()},a.filter.contrast=function(b){return null==b&&(b=1),a.format('',{amount:b,amount2:.5-b/2})},a.filter.contrast.toString=function(){return this()}});
\ No newline at end of file
diff --git a/dist/savage.js b/dist/savage.js
index 274827b..bf8804b 100644
--- a/dist/savage.js
+++ b/dist/savage.js
@@ -28,7 +28,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 // 
-// build: 2013-09-17
+// build: 2013-09-19
 // Copyright (c) 2013 Adobe Systems Incorporated. All rights reserved.
 // 
 // Licensed under the Apache License, Version 2.0 (the "License");
@@ -479,6 +479,23 @@ var mina = (function (eve) {
         delete animations[a.id];
         eve("mina.stop." + a.id, a);
     },
+    pause = function () {
+        var a = this;
+        if (a.pdif) {
+            return;
+        }
+        delete animations[a.id];
+        a.pdif = a.get() - a.b;
+    },
+    resume = function () {
+        var a = this;
+        if (!a.pdif) {
+            return;
+        }
+        a.b = a.get() - a.pdif;
+        delete a.pdif;
+        animations[a.id] = a;
+    },
     frame = function () {
         var len = 0;
         for (var i in animations) if (animations.hasOwnProperty(i)) {
@@ -554,7 +571,9 @@ var mina = (function (eve) {
             status: sta,
             speed: speed,
             duration: duration,
-            stop: stopit
+            stop: stopit,
+            pause: pause,
+            resume: resume
         };
         animations[anim.id] = anim;
         var len = 0, i;
@@ -586,7 +605,7 @@ var mina = (function (eve) {
      = (object) See @mina
     \*/
     mina.getById = function (id) {
-        return animations[anim.id] || null;
+        return animations[id] || null;
     };
 
     /*\
@@ -1323,6 +1342,18 @@ function cacher(f, scope, postprocessor) {
     return newf;
 }
 Savage._.cacher = cacher;
+function angle(x1, y1, x2, y2, x3, y3) {
+    if (x3 == null) {
+        var x = x1 - x2,
+            y = y1 - y2;
+        if (!x && !y) {
+            return 0;
+        }
+        return (180 + math.atan2(-y, -x) * 180 / PI + 360) % 360;
+    } else {
+        return angle(x1, y1, x3, y3) - angle(x2, y2, x3, y3);
+    }
+}
 function rad(deg) {
     return deg % 360 * PI / 180;
 }
@@ -1354,6 +1385,21 @@ Savage.rad = rad;
  = (number) angle in degrees.
 \*/
 Savage.deg = deg;
+/*\
+ * Savage.angle
+ [ method ]
+ **
+ * Returns angle between two or three points.
+ > Parameters
+ - x1 (number) x coord of first point
+ - y1 (number) y coord of first point
+ - x2 (number) x coord of second point
+ - y2 (number) y coord of second point
+ - x3 (number) #optional x coord of third point
+ - y3 (number) #optional y coord of third point
+ = (number) angle in degrees.
+\*/
+Savage.angle = angle;
 /*\
  * Savage.is
  [ method ]
@@ -1433,7 +1479,7 @@ function Matrix(a, b, c, d, e, f) {
      - d (number)
      - e (number)
      - f (number)
-     or
+     * or
      - matrix (object) @Matrix
     \*/
     matrixproto.add = function (a, b, c, d, e, f) {
@@ -2300,13 +2346,29 @@ function extractTransform(el, tstr) {
     }
 }
 Savage._unit2px = unit2px;
+function getSomeDefs(el) {
+    if (Savage._.someDefs) {
+        return Savage._.someDefs;
+    }
+    var p = el.paper ||
+            (el.node.parentNode && Savage(el.node.parentNode)) ||
+            Savage.select("svg") ||
+            Savage(0, 0),
+        defs = p.select("defs").node;
+    if (!defs) {
+        defs = make("defs", p.node).node;
+    }
+    Savage._.someDefs = defs;
+    return defs;
+}
+Savage._.getSomeDefs = getSomeDefs;
 function unit2px(el, name, value) {
-    var defs = el.paper.defs,
+    var defs = getSomeDefs(el),
         out = {},
-        mgr = el.paper.measurer;
+        mgr = defs.querySelector(".svg---mgr");
     if (!mgr) {
-        el.paper.measurer = mgr = $("rect");
-        $(mgr, {width: 10, height: 10});
+        mgr = $("rect");
+        $(mgr, {width: 10, height: 10, "class": "svg---mgr"});
         defs.appendChild(mgr);
     }
     function getW(val) {
@@ -2545,25 +2607,29 @@ function arrayFirstValue(arr) {
      o }
     \*/
     elproto.getBBox = function (isWithoutTransform) {
-        if (this.removed) {
+        var el = this;
+        if (el.type == "use") {
+            el = el.original;
+        }
+        if (el.removed) {
             return {};
         }
-        var _ = this._;
+        var _ = el._;
         if (isWithoutTransform) {
             if (_.dirty || !_.bboxwt) {
-                this.realPath = Savage.path.get[this.type](this);
-                _.bboxwt = Savage.path.getBBox(this.realPath);
+                el.realPath = Savage.path.get[el.type](el);
+                _.bboxwt = Savage.path.getBBox(el.realPath);
                 _.bboxwt.toString = x_y_w_h;
                 _.dirty = 0;
             }
             return Savage._.box(_.bboxwt);
         }
         if (_.dirty || _.dirtyT || !_.bbox) {
-            if (_.dirty || !this.realPath) {
+            if (_.dirty || !el.realPath) {
                 _.bboxwt = 0;
-                this.realPath = Savage.path.get[this.type](this);
+                el.realPath = Savage.path.get[el.type](el);
             }
-            _.bbox = Savage.path.getBBox(Savage.path.map(this.realPath, this.matrix));
+            _.bbox = Savage.path.getBBox(Savage.path.map(el.realPath, el.matrix));
             _.bbox.toString = x_y_w_h;
             _.dirty = _.dirtyT = 0;
         }
@@ -2749,7 +2815,7 @@ function arrayFirstValue(arr) {
      = (Element) removed element
     \*/
     elproto.remove = function () {
-        this.node.parentNode.removeChild(this.node);
+        this.node.parentNode && this.node.parentNode.removeChild(this.node);
         delete this.paper;
         this.removed = true;
         return this;
@@ -2825,6 +2891,7 @@ function arrayFirstValue(arr) {
         $(use.node, {
             "xlink:href": "#" + id
         });
+        use.original = this;
         return use;
     };
     /*\
@@ -2906,6 +2973,19 @@ function arrayFirstValue(arr) {
         clone.insertAfter(this);
         return clone;
     };
+    /*\
+     * Element.toDefs
+     [ method ]
+     **
+     * Moves element to the relative `` section.
+     **
+     = (Element) the clone
+    \*/
+    elproto.toDefs = function () {
+        var defs = getSomeDefs(this);
+        defs.appendChild(this.node);
+        return this;
+    };
     /*\
      * Element.pattern
      [ method ]
@@ -2930,7 +3010,7 @@ function arrayFirstValue(arr) {
      | });
     \*/
     elproto.pattern = function (x, y, width, height) {
-        var p = make("pattern", this.paper.defs);
+        var p = make("pattern", getSomeDefs(this));
         if (x == null) {
             x = this.getBBox();
         }
@@ -2970,7 +3050,7 @@ function arrayFirstValue(arr) {
     \*/
     // TODO add usage for markers
     elproto.marker = function (x, y, width, height, refX, refY) {
-        var p = make("marker", this.paper.defs);
+        var p = make("marker", getSomeDefs(this));
         if (x == null) {
             x = this.getBBox();
         }
@@ -3363,6 +3443,20 @@ function Paper(w, h) {
         res = new Element(w);
         desc = w.getElementsByTagName("desc")[0];
         defs = w.getElementsByTagName("defs")[0];
+        if (!desc) {
+            desc = $("desc");
+            desc.appendChild(glob.doc.createTextNode("Created with Savage"));
+            res.node.appendChild(desc);
+        }
+        if (!defs) {
+            defs = $("defs");
+            res.node.appendChild(defs);
+        }
+        res.defs = defs;
+        for (var key in proto) if (proto[has](key)) {
+            res[key] = proto[key];
+        }
+        res.paper = res.root = res;
     } else {
         res = make("svg", glob.doc.body);
         $(res.node, {
@@ -3372,20 +3466,6 @@ function Paper(w, h) {
             xmlns: "http://www.w3.org/2000/svg"
         });
     }
-    if (!desc) {
-        desc = $("desc");
-        desc.appendChild(glob.doc.createTextNode("Created with Savage"));
-        res.node.appendChild(desc);
-    }
-    if (!defs) {
-        defs = $("defs");
-        res.node.appendChild(defs);
-    }
-    for (var key in proto) if (proto[has](key)) {
-        res[key] = proto[key];
-    }
-    res.paper = res.root = res;
-    res.defs = defs;
     return res;
 }
 function wrap(dom) {
@@ -3400,6 +3480,115 @@ function wrap(dom) {
     }
     return new Element(dom);
 }
+// gradients’ helpers
+function Gstops() {
+    return this.selectAll("stop");
+}
+function GaddStop(color, offset) {
+    var stop = $("stop"),
+        attr = {
+            offset: +offset + "%"
+        };
+    color = Savage.color(color);
+    attr["stop-color"] = color.hex;
+    if (color.opacity < 1) {
+        attr["stop-opacity"] = color.opacity;
+    }
+    $(stop, attr);
+    this.node.appendChild(stop);
+    return this;
+}
+function GgetBBox() {
+    if (this.type == "linearGradient") {
+        var x1 = $(this.node, "x1") || 0,
+            x2 = $(this.node, "x2") || 1,
+            y1 = $(this.node, "y1") || 0,
+            y2 = $(this.node, "y2") || 0;
+        return Savage._.box(x1, y1, math.abs(x2 - x1), math.abs(y2 - y1));
+    } else {
+        var cx = this.node.cx || .5,
+            cy = this.node.cy || .5,
+            r = this.node.r || 0;
+        return Savage._.box(cx - r, cy - r, r * 2, r * 2);
+    }
+}
+function gradient(defs, str) {
+    var grad = arrayFirstValue(eve("savage.util.grad.parse", null, str)),
+        el;
+    if (!grad) {
+        return null;
+    }
+    grad.params.unshift(defs);
+    if (grad.type.toLowerCase() == "l") {
+        el = gradientLinear.apply(0, grad.params);
+    } else {
+        el = gradientRadial.apply(0, grad.params);
+    }
+    if (grad.type != grad.type.toLowerCase()) {
+        $(el.node, {
+            gradientUnits: "userSpaceOnUse"
+        });
+    }
+    var stops = grad.stops,
+        len = stops.length,
+        start = 0,
+        j = 0;
+    function seed(i, end) {
+        var step = (end - start) / (i - j);
+        for (var k = j; k < i; k++) {
+            stops[k].offset = +(+start + step * (k - j)).toFixed(2);
+        }
+        j = i;
+        start = end;
+    }
+    len--;
+    for (var i = 0; i < len; i++) if ("offset" in stops[i]) {
+        seed(i, stops[i].offset);
+    }
+    stops[len].offset = stops[len].offset || 100;
+    seed(len, stops[len].offset);
+    for (i = 0; i <= len; i++) {
+        var stop = stops[i];
+        el.addStop(stop.color, stop.offset);
+    }
+    return el;
+}
+function gradientLinear(defs, x1, y1, x2, y2) {
+    var el = make("linearGradient", defs);
+    el.stops = Gstops;
+    el.addStop = GaddStop;
+    el.getBBox = GgetBBox;
+    if (x1 != null) {
+        $(el.node, {
+            x1: x1,
+            y1: y1,
+            x2: x2,
+            y2: y2
+        });
+    }
+    return el;
+}
+function gradientRadial(defs, cx, cy, r, fx, fy) {
+    var el = make("radialGradient", defs);
+    el.stops = Gstops;
+    el.addStop = GaddStop;
+    el.getBBox = GgetBBox;
+    if (cx != null) {
+        $(el.node, {
+            cx: cx,
+            cy: cy,
+            r: r
+        });
+    }
+    if (fx != null && fy != null) {
+        $(el.node, {
+            fx: fx,
+            fy: fy
+        });
+    }
+    return el;
+}
+// Paper prototype methods
 (function (proto) {
     /*\
      * Paper.el
@@ -3801,105 +3990,13 @@ function wrap(dom) {
          = (object) Element object with type “gradient”
         \*/
         proto.gradient = function (str) {
-            var grad = arrayFirstValue(eve("savage.util.grad.parse", null, str)),
-                el;
-            if (!grad) {
-                return null;
-            }
-            if (grad.type.toLowerCase() == "l") {
-                el = this.gradientLinear.apply(this, grad.params);
-            } else {
-                el = this.gradientRadial.apply(this, grad.params);
-            }
-            if (grad.type != grad.type.toLowerCase()) {
-                $(el.node, {
-                    gradientUnits: "userSpaceOnUse"
-                });
-            }
-            var stops = grad.stops,
-                len = stops.length,
-                start = 0,
-                j = 0;
-            function seed(i, end) {
-                var step = (end - start) / (i - j);
-                for (var k = j; k < i; k++) {
-                    stops[k].offset = +(+start + step * (k - j)).toFixed(2);
-                }
-                j = i;
-                start = end;
-            }
-            len--;
-            for (var i = 0; i < len; i++) if ("offset" in stops[i]) {
-                seed(i, stops[i].offset);
-            }
-            stops[len].offset = stops[len].offset || 100;
-            seed(len, stops[len].offset);
-            for (i = 0; i <= len; i++) {
-                var stop = stops[i];
-                el.addStop(stop.color, stop.offset);
-            }
-            return el;
+            return gradient(this.defs, str);
         };
-        function stops() {
-            return this.selectAll("stop");
-        }
-        function addStop(color, offset) {
-            var stop = $("stop");
-            $(stop, {
-                "stop-color": color,
-                offset: +offset + "%"
-            });
-            this.node.appendChild(stop);
-            return this;
-        }
-        function getBBox() {
-            if (this.type == "linearGradient") {
-                var x1 = $(this.node, "x1") || 0,
-                    x2 = $(this.node, "x2") || 1,
-                    y1 = $(this.node, "y1") || 0,
-                    y2 = $(this.node, "y2") || 0;
-                return Savage._.box(x1, y1, math.abs(x2 - x1), math.abs(y2 - y1));
-            } else {
-                var cx = this.node.cx || .5,
-                    cy = this.node.cy || .5,
-                    r = this.node.r || 0;
-                return Savage._.box(cx - r, cy - r, r * 2, r * 2);
-            }
-        }
         proto.gradientLinear = function (x1, y1, x2, y2) {
-            var el = make("linearGradient", this.node);
-            el.stops = stops;
-            el.addStop = addStop;
-            el.getBBox = getBBox;
-            if (x1 != null) {
-                $(el.node, {
-                    x1: x1,
-                    y1: y1,
-                    x2: x2,
-                    y2: y2
-                });
-            }
-            return el;
+            return gradientLinear(this.defs, x1, y1, x2, y2);
         };
         proto.gradientRadial = function (cx, cy, r, fx, fy) {
-            var el = make("radialGradient", this.node);
-            el.stops = stops;
-            el.addStop = addStop;
-            el.getBBox = getBBox;
-            if (cx != null) {
-                $(el.node, {
-                    cx: cx,
-                    cy: cy,
-                    r: r
-                });
-            }
-            if (fx != null && fy != null) {
-                $(el.node, {
-                    fx: fx,
-                    fy: fy
-                });
-            }
-            return el;
+            return gradientRadial(this.defs, cx, cy, r, fx, fy);
         };
         /*\
          * Paper.toString
@@ -3999,13 +4096,13 @@ eve.on("savage.util.attr.mask", function (value) {
         eve.stop();
         if (value instanceof Fragment && value.node.childNodes.length == 1) {
             value = value.node.firstChild;
-            this.paper.defs.appendChild(value);
+            getSomeDefs(this).appendChild(value);
             value = wrap(value);
         }
         if (value.type == "mask") {
             var mask = value;
         } else {
-            mask = make("mask", this.paper.defs);
+            mask = make("mask", getSomeDefs(this));
             mask.node.appendChild(value.node);
             !mask.node.id && $(mask.node, {
                 id: mask.id
@@ -4026,7 +4123,7 @@ eve.on("savage.util.attr.mask", function (value) {
         if (value.type == "clipPath") {
             var clip = value;
         } else {
-            clip = make("clipPath", this.paper.defs);
+            clip = make("clipPath", getSomeDefs(this));
             clip.node.appendChild(value.node);
             !clip.node.id && $(clip.node, {
                 id: clip.id
@@ -4045,7 +4142,7 @@ function fillStroke(name) {
             value.node.firstChild.tagName == "linearGradient" ||
             value.node.firstChild.tagName == "pattern")) {
             value = value.node.firstChild;
-            this.paper.defs.appendChild(value);
+            getSomeDefs(this).appendChild(value);
             value = wrap(value);
         }
         if (value instanceof Element) {
@@ -4063,7 +4160,7 @@ function fillStroke(name) {
         } else {
             fill = Savage.color(value);
             if (fill.error) {
-                var grad = this.paper.gradient(value);
+                var grad = gradient(getSomeDefs(this), value);
                 if (grad) {
                     if (!grad.node.id) {
                         $(grad.node, {
@@ -4806,7 +4903,7 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
         function O(val) {
             return +(+val).toFixed(3);
         }
-        return function (path, length, onlystart) {
+        return Savage._.cacher(function (path, length, onlystart) {
             if (path instanceof Element) {
                 path = path.attr("d");
             }
@@ -4861,7 +4958,7 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
             subpaths.end = sp;
             point = istotal ? len : subpath ? subpaths : findDotsAtSegment(x, y, p[0], p[1], p[2], p[3], p[4], p[5], 1);
             return point;
-        };
+        }, null, Savage._.clone);
     }
     var getTotalLength = getLengthFactory(1),
         getPointAtLength = getLengthFactory(),
@@ -5242,7 +5339,8 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
         }
     };
     function pathToRelative(pathArray) {
-        var pth = paths(pathArray);
+        var pth = paths(pathArray),
+            lowerCase = String.prototype.toLowerCase;
         if (pth.rel) {
             return pathClone(pth.rel);
         }
@@ -6200,6 +6298,7 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
             this.splice(i, 1);
             return true;
         }
+        return false;
     };
     setproto.insertAfter = function (el) {
         var i = this.items.length;
@@ -7005,6 +7104,10 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
         if (blur == null) {
             blur = 4;
         }
+        if (typeof blur == "string") {
+            color = blur;
+            blur = 4;
+        }
         if (dx == null) {
             dx = 0;
             dy = 2;
@@ -7012,6 +7115,7 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
         if (dy == null) {
             dy = dx;
         }
+        color = Savage.color(color);
         return Savage.format('', {
             color: color,
             dx: dx,
diff --git a/src/set.js b/src/set.js
index 08cd493..4860f19 100644
--- a/src/set.js
+++ b/src/set.js
@@ -149,6 +149,7 @@ Savage.plugin(function (Savage, Element, Paper, glob) {
             this.splice(i, 1);
             return true;
         }
+        return false;
     };
     setproto.insertAfter = function (el) {
         var i = this.items.length;
diff --git a/src/svg.js b/src/svg.js
index aec2aa2..ea59013 100644
--- a/src/svg.js
+++ b/src/svg.js
@@ -245,6 +245,18 @@ function cacher(f, scope, postprocessor) {
     return newf;
 }
 Savage._.cacher = cacher;
+function angle(x1, y1, x2, y2, x3, y3) {
+    if (x3 == null) {
+        var x = x1 - x2,
+            y = y1 - y2;
+        if (!x && !y) {
+            return 0;
+        }
+        return (180 + math.atan2(-y, -x) * 180 / PI + 360) % 360;
+    } else {
+        return angle(x1, y1, x3, y3) - angle(x2, y2, x3, y3);
+    }
+}
 function rad(deg) {
     return deg % 360 * PI / 180;
 }
@@ -276,6 +288,21 @@ Savage.rad = rad;
  = (number) angle in degrees.
 \*/
 Savage.deg = deg;
+/*\
+ * Savage.angle
+ [ method ]
+ **
+ * Returns angle between two or three points.
+ > Parameters
+ - x1 (number) x coord of first point
+ - y1 (number) y coord of first point
+ - x2 (number) x coord of second point
+ - y2 (number) y coord of second point
+ - x3 (number) #optional x coord of third point
+ - y3 (number) #optional y coord of third point
+ = (number) angle in degrees.
+\*/
+Savage.angle = angle;
 /*\
  * Savage.is
  [ method ]
@@ -355,7 +382,7 @@ function Matrix(a, b, c, d, e, f) {
      - d (number)
      - e (number)
      - f (number)
-     or
+     * or
      - matrix (object) @Matrix
     \*/
     matrixproto.add = function (a, b, c, d, e, f) {
@@ -1222,13 +1249,29 @@ function extractTransform(el, tstr) {
     }
 }
 Savage._unit2px = unit2px;
+function getSomeDefs(el) {
+    if (Savage._.someDefs) {
+        return Savage._.someDefs;
+    }
+    var p = el.paper ||
+            (el.node.parentNode && Savage(el.node.parentNode)) ||
+            Savage.select("svg") ||
+            Savage(0, 0),
+        defs = p.select("defs").node;
+    if (!defs) {
+        defs = make("defs", p.node).node;
+    }
+    Savage._.someDefs = defs;
+    return defs;
+}
+Savage._.getSomeDefs = getSomeDefs;
 function unit2px(el, name, value) {
-    var defs = el.paper.defs,
+    var defs = getSomeDefs(el),
         out = {},
-        mgr = el.paper.measurer;
+        mgr = defs.querySelector(".svg---mgr");
     if (!mgr) {
-        el.paper.measurer = mgr = $("rect");
-        $(mgr, {width: 10, height: 10});
+        mgr = $("rect");
+        $(mgr, {width: 10, height: 10, "class": "svg---mgr"});
         defs.appendChild(mgr);
     }
     function getW(val) {
@@ -1467,25 +1510,29 @@ function arrayFirstValue(arr) {
      o }
     \*/
     elproto.getBBox = function (isWithoutTransform) {
-        if (this.removed) {
+        var el = this;
+        if (el.type == "use") {
+            el = el.original;
+        }
+        if (el.removed) {
             return {};
         }
-        var _ = this._;
+        var _ = el._;
         if (isWithoutTransform) {
             if (_.dirty || !_.bboxwt) {
-                this.realPath = Savage.path.get[this.type](this);
-                _.bboxwt = Savage.path.getBBox(this.realPath);
+                el.realPath = Savage.path.get[el.type](el);
+                _.bboxwt = Savage.path.getBBox(el.realPath);
                 _.bboxwt.toString = x_y_w_h;
                 _.dirty = 0;
             }
             return Savage._.box(_.bboxwt);
         }
         if (_.dirty || _.dirtyT || !_.bbox) {
-            if (_.dirty || !this.realPath) {
+            if (_.dirty || !el.realPath) {
                 _.bboxwt = 0;
-                this.realPath = Savage.path.get[this.type](this);
+                el.realPath = Savage.path.get[el.type](el);
             }
-            _.bbox = Savage.path.getBBox(Savage.path.map(this.realPath, this.matrix));
+            _.bbox = Savage.path.getBBox(Savage.path.map(el.realPath, el.matrix));
             _.bbox.toString = x_y_w_h;
             _.dirty = _.dirtyT = 0;
         }
@@ -1671,7 +1718,7 @@ function arrayFirstValue(arr) {
      = (Element) removed element
     \*/
     elproto.remove = function () {
-        this.node.parentNode.removeChild(this.node);
+        this.node.parentNode && this.node.parentNode.removeChild(this.node);
         delete this.paper;
         this.removed = true;
         return this;
@@ -1747,6 +1794,7 @@ function arrayFirstValue(arr) {
         $(use.node, {
             "xlink:href": "#" + id
         });
+        use.original = this;
         return use;
     };
     /*\
@@ -1828,6 +1876,19 @@ function arrayFirstValue(arr) {
         clone.insertAfter(this);
         return clone;
     };
+    /*\
+     * Element.toDefs
+     [ method ]
+     **
+     * Moves element to the relative `` section.
+     **
+     = (Element) the clone
+    \*/
+    elproto.toDefs = function () {
+        var defs = getSomeDefs(this);
+        defs.appendChild(this.node);
+        return this;
+    };
     /*\
      * Element.pattern
      [ method ]
@@ -1852,7 +1913,7 @@ function arrayFirstValue(arr) {
      | });
     \*/
     elproto.pattern = function (x, y, width, height) {
-        var p = make("pattern", this.paper.defs);
+        var p = make("pattern", getSomeDefs(this));
         if (x == null) {
             x = this.getBBox();
         }
@@ -1892,7 +1953,7 @@ function arrayFirstValue(arr) {
     \*/
     // TODO add usage for markers
     elproto.marker = function (x, y, width, height, refX, refY) {
-        var p = make("marker", this.paper.defs);
+        var p = make("marker", getSomeDefs(this));
         if (x == null) {
             x = this.getBBox();
         }
@@ -2285,6 +2346,20 @@ function Paper(w, h) {
         res = new Element(w);
         desc = w.getElementsByTagName("desc")[0];
         defs = w.getElementsByTagName("defs")[0];
+        if (!desc) {
+            desc = $("desc");
+            desc.appendChild(glob.doc.createTextNode("Created with Savage"));
+            res.node.appendChild(desc);
+        }
+        if (!defs) {
+            defs = $("defs");
+            res.node.appendChild(defs);
+        }
+        res.defs = defs;
+        for (var key in proto) if (proto[has](key)) {
+            res[key] = proto[key];
+        }
+        res.paper = res.root = res;
     } else {
         res = make("svg", glob.doc.body);
         $(res.node, {
@@ -2294,20 +2369,6 @@ function Paper(w, h) {
             xmlns: "http://www.w3.org/2000/svg"
         });
     }
-    if (!desc) {
-        desc = $("desc");
-        desc.appendChild(glob.doc.createTextNode("Created with Savage"));
-        res.node.appendChild(desc);
-    }
-    if (!defs) {
-        defs = $("defs");
-        res.node.appendChild(defs);
-    }
-    for (var key in proto) if (proto[has](key)) {
-        res[key] = proto[key];
-    }
-    res.paper = res.root = res;
-    res.defs = defs;
     return res;
 }
 function wrap(dom) {
@@ -2322,6 +2383,115 @@ function wrap(dom) {
     }
     return new Element(dom);
 }
+// gradients’ helpers
+function Gstops() {
+    return this.selectAll("stop");
+}
+function GaddStop(color, offset) {
+    var stop = $("stop"),
+        attr = {
+            offset: +offset + "%"
+        };
+    color = Savage.color(color);
+    attr["stop-color"] = color.hex;
+    if (color.opacity < 1) {
+        attr["stop-opacity"] = color.opacity;
+    }
+    $(stop, attr);
+    this.node.appendChild(stop);
+    return this;
+}
+function GgetBBox() {
+    if (this.type == "linearGradient") {
+        var x1 = $(this.node, "x1") || 0,
+            x2 = $(this.node, "x2") || 1,
+            y1 = $(this.node, "y1") || 0,
+            y2 = $(this.node, "y2") || 0;
+        return Savage._.box(x1, y1, math.abs(x2 - x1), math.abs(y2 - y1));
+    } else {
+        var cx = this.node.cx || .5,
+            cy = this.node.cy || .5,
+            r = this.node.r || 0;
+        return Savage._.box(cx - r, cy - r, r * 2, r * 2);
+    }
+}
+function gradient(defs, str) {
+    var grad = arrayFirstValue(eve("savage.util.grad.parse", null, str)),
+        el;
+    if (!grad) {
+        return null;
+    }
+    grad.params.unshift(defs);
+    if (grad.type.toLowerCase() == "l") {
+        el = gradientLinear.apply(0, grad.params);
+    } else {
+        el = gradientRadial.apply(0, grad.params);
+    }
+    if (grad.type != grad.type.toLowerCase()) {
+        $(el.node, {
+            gradientUnits: "userSpaceOnUse"
+        });
+    }
+    var stops = grad.stops,
+        len = stops.length,
+        start = 0,
+        j = 0;
+    function seed(i, end) {
+        var step = (end - start) / (i - j);
+        for (var k = j; k < i; k++) {
+            stops[k].offset = +(+start + step * (k - j)).toFixed(2);
+        }
+        j = i;
+        start = end;
+    }
+    len--;
+    for (var i = 0; i < len; i++) if ("offset" in stops[i]) {
+        seed(i, stops[i].offset);
+    }
+    stops[len].offset = stops[len].offset || 100;
+    seed(len, stops[len].offset);
+    for (i = 0; i <= len; i++) {
+        var stop = stops[i];
+        el.addStop(stop.color, stop.offset);
+    }
+    return el;
+}
+function gradientLinear(defs, x1, y1, x2, y2) {
+    var el = make("linearGradient", defs);
+    el.stops = Gstops;
+    el.addStop = GaddStop;
+    el.getBBox = GgetBBox;
+    if (x1 != null) {
+        $(el.node, {
+            x1: x1,
+            y1: y1,
+            x2: x2,
+            y2: y2
+        });
+    }
+    return el;
+}
+function gradientRadial(defs, cx, cy, r, fx, fy) {
+    var el = make("radialGradient", defs);
+    el.stops = Gstops;
+    el.addStop = GaddStop;
+    el.getBBox = GgetBBox;
+    if (cx != null) {
+        $(el.node, {
+            cx: cx,
+            cy: cy,
+            r: r
+        });
+    }
+    if (fx != null && fy != null) {
+        $(el.node, {
+            fx: fx,
+            fy: fy
+        });
+    }
+    return el;
+}
+// Paper prototype methods
 (function (proto) {
     /*\
      * Paper.el
@@ -2723,105 +2893,13 @@ function wrap(dom) {
          = (object) Element object with type “gradient”
         \*/
         proto.gradient = function (str) {
-            var grad = arrayFirstValue(eve("savage.util.grad.parse", null, str)),
-                el;
-            if (!grad) {
-                return null;
-            }
-            if (grad.type.toLowerCase() == "l") {
-                el = this.gradientLinear.apply(this, grad.params);
-            } else {
-                el = this.gradientRadial.apply(this, grad.params);
-            }
-            if (grad.type != grad.type.toLowerCase()) {
-                $(el.node, {
-                    gradientUnits: "userSpaceOnUse"
-                });
-            }
-            var stops = grad.stops,
-                len = stops.length,
-                start = 0,
-                j = 0;
-            function seed(i, end) {
-                var step = (end - start) / (i - j);
-                for (var k = j; k < i; k++) {
-                    stops[k].offset = +(+start + step * (k - j)).toFixed(2);
-                }
-                j = i;
-                start = end;
-            }
-            len--;
-            for (var i = 0; i < len; i++) if ("offset" in stops[i]) {
-                seed(i, stops[i].offset);
-            }
-            stops[len].offset = stops[len].offset || 100;
-            seed(len, stops[len].offset);
-            for (i = 0; i <= len; i++) {
-                var stop = stops[i];
-                el.addStop(stop.color, stop.offset);
-            }
-            return el;
+            return gradient(this.defs, str);
         };
-        function stops() {
-            return this.selectAll("stop");
-        }
-        function addStop(color, offset) {
-            var stop = $("stop");
-            $(stop, {
-                "stop-color": color,
-                offset: +offset + "%"
-            });
-            this.node.appendChild(stop);
-            return this;
-        }
-        function getBBox() {
-            if (this.type == "linearGradient") {
-                var x1 = $(this.node, "x1") || 0,
-                    x2 = $(this.node, "x2") || 1,
-                    y1 = $(this.node, "y1") || 0,
-                    y2 = $(this.node, "y2") || 0;
-                return Savage._.box(x1, y1, math.abs(x2 - x1), math.abs(y2 - y1));
-            } else {
-                var cx = this.node.cx || .5,
-                    cy = this.node.cy || .5,
-                    r = this.node.r || 0;
-                return Savage._.box(cx - r, cy - r, r * 2, r * 2);
-            }
-        }
         proto.gradientLinear = function (x1, y1, x2, y2) {
-            var el = make("linearGradient", this.node);
-            el.stops = stops;
-            el.addStop = addStop;
-            el.getBBox = getBBox;
-            if (x1 != null) {
-                $(el.node, {
-                    x1: x1,
-                    y1: y1,
-                    x2: x2,
-                    y2: y2
-                });
-            }
-            return el;
+            return gradientLinear(this.defs, x1, y1, x2, y2);
         };
         proto.gradientRadial = function (cx, cy, r, fx, fy) {
-            var el = make("radialGradient", this.node);
-            el.stops = stops;
-            el.addStop = addStop;
-            el.getBBox = getBBox;
-            if (cx != null) {
-                $(el.node, {
-                    cx: cx,
-                    cy: cy,
-                    r: r
-                });
-            }
-            if (fx != null && fy != null) {
-                $(el.node, {
-                    fx: fx,
-                    fy: fy
-                });
-            }
-            return el;
+            return gradientRadial(this.defs, cx, cy, r, fx, fy);
         };
         /*\
          * Paper.toString
@@ -2921,13 +2999,13 @@ eve.on("savage.util.attr.mask", function (value) {
         eve.stop();
         if (value instanceof Fragment && value.node.childNodes.length == 1) {
             value = value.node.firstChild;
-            this.paper.defs.appendChild(value);
+            getSomeDefs(this).appendChild(value);
             value = wrap(value);
         }
         if (value.type == "mask") {
             var mask = value;
         } else {
-            mask = make("mask", this.paper.defs);
+            mask = make("mask", getSomeDefs(this));
             mask.node.appendChild(value.node);
             !mask.node.id && $(mask.node, {
                 id: mask.id
@@ -2948,7 +3026,7 @@ eve.on("savage.util.attr.mask", function (value) {
         if (value.type == "clipPath") {
             var clip = value;
         } else {
-            clip = make("clipPath", this.paper.defs);
+            clip = make("clipPath", getSomeDefs(this));
             clip.node.appendChild(value.node);
             !clip.node.id && $(clip.node, {
                 id: clip.id
@@ -2967,7 +3045,7 @@ function fillStroke(name) {
             value.node.firstChild.tagName == "linearGradient" ||
             value.node.firstChild.tagName == "pattern")) {
             value = value.node.firstChild;
-            this.paper.defs.appendChild(value);
+            getSomeDefs(this).appendChild(value);
             value = wrap(value);
         }
         if (value instanceof Element) {
@@ -2985,7 +3063,7 @@ function fillStroke(name) {
         } else {
             fill = Savage.color(value);
             if (fill.error) {
-                var grad = this.paper.gradient(value);
+                var grad = gradient(getSomeDefs(this), value);
                 if (grad) {
                     if (!grad.node.id) {
                         $(grad.node, {