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' | / \ | : | / \ +// `----. \.--. .-. /___/ \: | .--. .-. || | .\ . / / | +// __ \ \ | \__\/: . . \ ' . \__\/: . .. ; '; |. ' / | +// / /`--' / ," .--.; |\ \ ' ," .--.; |' . . |' ; /| +// '--'. / / / ,. | \ \ / / ,. | `---`-'| |' | / | +// `--'---' ; : .' \ \ \ |; : .' \.'__/\_: || : | +// | , .-./ '---" | , .-./| : : \ \ / +// `--`---' `--`---' \ \ / `----' +// `--`-' +// Savage @VERSION +// +// Copyright (c) 2013 Adobe Systems Incorporated. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +// build: @DATE \ No newline at end of file diff --git a/package.json b/package.json new file mode 100644 index 0000000..460dfb1 --- /dev/null +++ b/package.json @@ -0,0 +1,17 @@ +{ + "name": "Savage", + "version": "0.0.1", + "description": "JavaScript Vector Library", + "main": "savage.js", + "repository": { + "type": "git", + "url": "git://github.com/DmitryBaranovskiy/raphael.git" + }, + "author": "Dmitry Baranovskiy", + "license": "MIT", + "devDependencies": { + "grunt": "~0.4.1", + "grunt-contrib-uglify": "~0.2.0", + "grunt-contrib-concat": "~0.3.0" + } +} \ No newline at end of file diff --git a/savage-min.js b/savage-min.js new file mode 100644 index 0000000..4bb1e33 --- /dev/null +++ b/savage-min.js @@ -0,0 +1,33 @@ +// .--.--. +// / / '. +// | : /`. / +// ; | |--` .---. ,----._,. +// | : ;_ ,--.--. /. ./| ,--.--. / / ' / ,---. +// \ \ `. / \ .-' . 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/dev/null +++ b/savage.js @@ -0,0 +1,5442 @@ +// .--.--. +// / / '. +// | : /`. / +// ; | |--` .---. ,----._,. +// | : ;_ ,--.--. /. ./| ,--.--. / / ' / ,---. +// \ \ `. / \ .-' . ' | / \ | : | / \ +// `----. \.--. .-. /___/ \: | .--. .-. || | .\ . / / | +// __ \ \ | \__\/: . . \ ' . \__\/: . .. ; '; |. ' / | +// / /`--' / ," .--.; |\ \ ' ," .--.; |' . . |' ; /| +// '--'. / / / ,. | \ \ / / ,. | `---`-'| |' | / | +// `--'---' ; : .' \ \ \ |; : .' \.'__/\_: || : | +// | , .-./ '---" | , .-./| : : \ \ / +// `--`---' `--`---' \ \ / `----' +// `--`-' +// Savage 0.0.1 +// +// Copyright (c) 2013 Adobe Systems Incorporated. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +// build: 2013-08-05 +// Copyright (c) 2013 Adobe Systems Incorporated. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// ┌────────────────────────────────────────────────────────────┐ \\ +// │ Eve 0.4.2 - JavaScript Events Library │ \\ +// ├────────────────────────────────────────────────────────────┤ \\ +// │ Author Dmitry Baranovskiy (http://dmitry.baranovskiy.com/) │ \\ +// └────────────────────────────────────────────────────────────┘ \\ + +(function (glob) { + var version = "0.4.2", + has = "hasOwnProperty", + separator = /[\.\/]/, + wildcard = "*", + fun = function () {}, + numsort = function (a, b) { + return a - b; + }, + current_event, + stop, + events = {n: {}}, + /*\ + * eve + [ method ] + + * Fires event with given `name`, given scope and other parameters. + + > Arguments + + - name (string) name of the *event*, dot (`.`) or slash (`/`) separated + - scope (object) context for the event handlers + - varargs (...) the rest of arguments will be sent to event handlers + + = (object) array of returned values from the listeners + \*/ + eve = function (name, scope) { + name = String(name); + var e = events, + oldstop = stop, + args = Array.prototype.slice.call(arguments, 2), + listeners = eve.listeners(name), + z = 0, + f = false, + l, + indexed = [], + queue = {}, + out = [], + ce = current_event, + errors = []; + current_event = name; + stop = 0; + for (var i = 0, ii = listeners.length; i < ii; i++) if ("zIndex" in listeners[i]) { + indexed.push(listeners[i].zIndex); + if (listeners[i].zIndex < 0) { + queue[listeners[i].zIndex] = listeners[i]; + } + } + indexed.sort(numsort); + while (indexed[z] < 0) { + l = queue[indexed[z++]]; + out.push(l.apply(scope, args)); + if (stop) { + stop = oldstop; + return out; + } + } + for (i = 0; i < ii; i++) { + l = listeners[i]; + if ("zIndex" in l) { + if (l.zIndex == indexed[z]) { + out.push(l.apply(scope, args)); + if (stop) { + break; + } + do { + z++; + l = queue[indexed[z]]; + l && out.push(l.apply(scope, args)); + if (stop) { + break; + } + } while (l) + } else { + queue[l.zIndex] = l; + } + } else { + out.push(l.apply(scope, args)); + if (stop) { + break; + } + } + } + stop = oldstop; + current_event = ce; + return out.length ? out : null; + }; + // Undocumented. Debug only. + eve._events = events; + /*\ + * eve.listeners + [ method ] + + * Internal method which gives you array of all event handlers that will be triggered by the given `name`. + + > Arguments + + - name (string) name of the event, dot (`.`) or slash (`/`) separated + + = (array) array of event handlers + \*/ + eve.listeners = function (name) { + var names = name.split(separator), + e = events, + item, + items, + k, + i, + ii, + j, + jj, + nes, + es = [e], + out = []; + for (i = 0, ii = names.length; i < ii; i++) { + nes = []; + for (j = 0, jj = es.length; j < jj; j++) { + e = es[j].n; + items = [e[names[i]], e[wildcard]]; + k = 2; + while (k--) { + item = items[k]; + if (item) { + nes.push(item); + out = out.concat(item.f || []); + } + } + } + es = nes; + } + return out; + }; + + /*\ + * eve.on + [ method ] + ** + * Binds given event handler with a given name. You can use wildcards “`*`” for the names: + | eve.on("*.under.*", f); + | eve("mouse.under.floor"); // triggers f + * Use @eve to trigger the listener. + ** + > Arguments + ** + - name (string) name of the event, dot (`.`) or slash (`/`) separated, with optional wildcards + - f (function) event handler function + ** + = (function) returned function accepts a single numeric parameter that represents z-index of the handler. It is an optional feature and only used when you need to ensure that some subset of handlers will be invoked in a given order, despite of the order of assignment. + > Example: + | eve.on("mouse", eatIt)(2); + | eve.on("mouse", scream); + | eve.on("mouse", catchIt)(1); + * This will ensure that `catchIt()` function will be called before `eatIt()`. + * + * If you want to put your handler before non-indexed handlers, specify a negative value. + * Note: I assume most of the time you don’t need to worry about z-index, but it’s nice to have this feature “just in case”. + \*/ + eve.on = function (name, f) { + name = String(name); + if (typeof f != "function") { + return function () {}; + } + var names = name.split(separator), + e = events; + for (var i = 0, ii = names.length; i < ii; i++) { + e = e.n; + e = e.hasOwnProperty(names[i]) && e[names[i]] || (e[names[i]] = {n: {}}); + } + e.f = e.f || []; + for (i = 0, ii = e.f.length; i < ii; i++) if (e.f[i] == f) { + return fun; + } + e.f.push(f); + return function (zIndex) { + if (+zIndex == +zIndex) { + f.zIndex = +zIndex; + } + }; + }; + /*\ + * eve.f + [ method ] + ** + * Returns function that will fire given event with optional arguments. + * Arguments that will be passed to the result function will be also + * concated to the list of final arguments. + | el.onclick = eve.f("click", 1, 2); + | eve.on("click", function (a, b, c) { + | console.log(a, b, c); // 1, 2, [event object] + | }); + > Arguments + - event (string) event name + - varargs (…) and any other arguments + = (function) possible event handler function + \*/ + eve.f = function (event) { + var attrs = [].slice.call(arguments, 1); + return function () { + eve.apply(null, [event, null].concat(attrs).concat([].slice.call(arguments, 0))); + }; + }; + /*\ + * eve.stop + [ method ] + ** + * Is used inside an event handler to stop the event, preventing any subsequent listeners from firing. + \*/ + eve.stop = function () { + stop = 1; + }; + /*\ + * eve.nt + [ method ] + ** + * Could be used inside event handler to figure out actual name of the event. + ** + > Arguments + ** + - subname (string) #optional subname of the event + ** + = (string) name of the event, if `subname` is not specified + * or + = (boolean) `true`, if current event’s name contains `subname` + \*/ + eve.nt = function (subname) { + if (subname) { + return new RegExp("(?:\\.|\\/|^)" + subname + "(?:\\.|\\/|$)").test(current_event); + } + return current_event; + }; + /*\ + * eve.nts + [ method ] + ** + * Could be used inside event handler to figure out actual name of the event. + ** + ** + = (array) names of the event + \*/ + eve.nts = function () { + return current_event.split(separator); + }; + /*\ + * eve.off + [ method ] + ** + * Removes given function from the list of event listeners assigned to given name. + * If no arguments specified all the events will be cleared. + ** + > Arguments + ** + - name (string) name of the event, dot (`.`) or slash (`/`) separated, with optional wildcards + - f (function) event handler function + \*/ + /*\ + * eve.unbind + [ method ] + ** + * See @eve.off + \*/ + eve.off = eve.unbind = function (name, f) { + if (!name) { + eve._events = events = {n: {}}; + return; + } + var names = name.split(separator), + e, + key, + splice, + i, ii, j, jj, + cur = [events]; + for (i = 0, ii = names.length; i < ii; i++) { + for (j = 0; j < cur.length; j += splice.length - 2) { + splice = [j, 1]; + e = cur[j].n; + if (names[i] != wildcard) { + if (e[names[i]]) { + splice.push(e[names[i]]); + } + } else { + for (key in e) if (e[has](key)) { + splice.push(e[key]); + } + } + cur.splice.apply(cur, splice); + } + } + for (i = 0, ii = cur.length; i < ii; i++) { + e = cur[i]; + while (e.n) { + if (f) { + if (e.f) { + for (j = 0, jj = e.f.length; j < jj; j++) if (e.f[j] == f) { + e.f.splice(j, 1); + break; + } + !e.f.length && delete e.f; + } + for (key in e.n) if (e.n[has](key) && e.n[key].f) { + var funcs = e.n[key].f; + for (j = 0, jj = funcs.length; j < jj; j++) if (funcs[j] == f) { + funcs.splice(j, 1); + break; + } + !funcs.length && delete e.n[key].f; + } + } else { + delete e.f; + for (key in e.n) if (e.n[has](key) && e.n[key].f) { + delete e.n[key].f; + } + } + e = e.n; + } + } + }; + /*\ + * eve.once + [ method ] + ** + * Binds given event handler with a given name to only run once then unbind itself. + | eve.once("login", f); + | eve("login"); // triggers f + | eve("login"); // no listeners + * Use @eve to trigger the listener. + ** + > Arguments + ** + - name (string) name of the event, dot (`.`) or slash (`/`) separated, with optional wildcards + - f (function) event handler function + ** + = (function) same return function as @eve.on + \*/ + eve.once = function (name, f) { + var f2 = function () { + eve.unbind(name, f2); + return f.apply(this, arguments); + }; + return eve.on(name, f2); + }; + /*\ + * eve.version + [ property (string) ] + ** + * Current version of the library. + \*/ + eve.version = version; + eve.toString = function () { + return "You are running Eve " + version; + }; + (typeof module != "undefined" && module.exports) ? (module.exports = eve) : (typeof define != "undefined" ? (define("eve", [], function() { return eve; })) : (glob.eve = eve)); +})(this); + +// Copyright (c) 2013 Adobe Systems Incorporated. All rights reserved. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +window.mina = (function () { + var animations = [], + requestAnimFrame = window.requestAnimationFrame || + window.webkitRequestAnimationFrame || + window.mozRequestAnimationFrame || + window.oRequestAnimationFrame || + window.msRequestAnimationFrame || + function (callback) { + setTimeout(callback, 16); + }, + isArray = Array.isArray || function (a) { + return a instanceof Array || + Object.prototype.toString.call(a) == "[object Array]"; + }, + diff = function (a, b, A, B) { + if (isArray(a)) { + res = []; + for (var i = 0, ii = a.length; i < ii; i++) { + res[i] = diff(a[i], b, A[i], B); + } + return res; + } + var dif = (A - a) / (B - b); + return function (bb) { + return a + dif * (bb - b); + }; + }, + timer = function () { + return +new Date; + }, + frame = function () { + var value, one; + for (var i = 0; i < animations.length; i++) { + var a = animations[i], + gen = a.b + (a.gen() - a.b) * a["*"] + a["+"]; + if (isArray(a.a)) { + value = []; + for (var j = 0, jj = a.a.length; j < jj; j++) { + value[j] = a.dif[j](gen); + one = a.A[j] - a.a[j]; + value[j] = one ? + a.a[j] + a.easing((value[j] - a.a[j]) / one) * one : + a.a[j]; + } + } else { + value = a.dif(gen); + one = a.A - a.a; + value = a.a + a.easing((value - a.a) / one) * one; + } + try { + if (a.stopper(gen)) { + if (--a.iterations) { + a["+"] += a.b - a.B; // -dur + } else { + animations.splice(i--, 1); + a.framer(a.A); + a.callback && a.callback(); + } + } else { + a.framer(value); + } + } catch (e) { + console.error(e); + // swallow + } + } + animations.length && requestAnimFrame(frame); + }, + setSpeed = function (speed) { + this["*"] = Math.abs(speed); + this.speed = speed; + if (speed < 0) { + var t = this.a; + this.a = this.A; + this.A = t; + this.dif = diff(this.a, this.b, this.A, this.B); + // TODO remove? + this.stopper = stopperEnd(this.b, this.B); + } + }, + stopme = function () { + for (var i = 0, ii = animations.length; i < ii; i++) { + if (animations[i] == this) { + animations.splice(i, 1); + return; + } + } + }, + queue = function (a, A, b, B, framer, callback, gen, stopper) { + var anim = { + framer: framer, + callback: callback, + dif: diff(a, b, A, B), + easing: mina.linear, + "+": 0, + "*": 1, + gen: gen, + speed: 1, + iterations: 1, + stopper: stopper, + a: a, + b: b, + A: A, + B: B, + setSpeed: setSpeed, + stop: stopme + }; + animations.push(anim); + animations.length == 1 && requestAnimFrame(frame); + return anim; + }, + stopperEnd = function (a, A) { + return function (value) { + return a < A ? value >= A : value <= A; + }; + }, + stopperStart = function (a, A) { + return function (value) { + return a < A ? value <= a : value >= a; + }; + }, + mina = function (a, A, ms, frameHandler, callback) { + var b = timer(), + B = b + ms; + frameHandler(a); + return queue(a, A, b, B, frameHandler, callback, timer, stopperEnd(b, B)); + }; + mina.linear = function (n) { + return n; + }; + mina.easeout = function (n) { + return Math.pow(n, 1.7); + }; + mina.easein = function (n) { + return Math.pow(n, .48); + }; + mina.easeinout = function (n) { + var q = .48 - n / 1.04, + Q = Math.sqrt(.1734 + q * q), + x = Q - q, + X = Math.pow(Math.abs(x), 1 / 3) * (x < 0 ? -1 : 1), + y = -Q - q, + Y = Math.pow(Math.abs(y), 1 / 3) * (y < 0 ? -1 : 1), + t = X + Y + .5; + return (1 - t) * 3 * t * t + t * t * t; + }; + mina.backin = function (n) { + var s = 1.70158; + return n * n * ((s + 1) * n - s); + }; + mina.backout = function (n) { + n = n - 1; + var s = 1.70158; + return n * n * ((s + 1) * n + s) + 1; + }; + mina.elastic = function (n) { + if (n == !!n) { + return n; + } + return Math.pow(2, -10 * n) * Math.sin((n - .075) * (2 * Math.PI) / .3) + 1; + }; + mina.bounce = function (n) { + var s = 7.5625, + p = 2.75, + l; + if (n < (1 / p)) { + l = s * n * n; + } else { + if (n < (2 / p)) { + n -= (1.5 / p); + l = s * n * n + .75; + } else { + if (n < (2.5 / p)) { + n -= (2.25 / p); + l = s * n * n + .9375; + } else { + n -= (2.625 / p); + l = s * n * n + .984375; + } + } + } + return l; + }; + + return mina; +})(); +/* + * Elemental 0.2.1 - Simple JavaScript Tag Parser + * + * Copyright (c) 2010 Dmitry Baranovskiy (http://dmitry.baranovskiy.com/) + * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) license. + */ + +(function () { + function parse(s) { + s = s || Object(s); + var pos = 1, + len = s.length + 1, + p, c, n = at(s, 0); + for (;pos < len; pos++) { + p = c; + c = n; + n = at(s, pos); + this.raw += c; + step.call(this, c, n, p); + } + this._beforeEnd = function () { + step.call(this, "", "", c); + }; + return this; + } + + function at(s, i) { + return s && (s.charAt ? s.charAt(i) : s[i]); + } + + function on(name, f) { + this.events = this.events || {}; + this.events[name] = this.events[name] || []; + this.events[name].push(f); + } + + function event(name, data, extra) { + if (typeof eve == "function") { + eve("elemental." + name + "." + data, null, data, extra || "", this.raw); + } + var a = this.events && this.events[name], + i = a && a.length; + while (i--) try { + this.events[name][i](data, extra || "", this.raw); + } catch (e) {} + this.raw = ""; + } + + function end() { + step.call(this, "eof"); + // this._beforeEnd && this._beforeEnd(); + // this.raw && this.event("text", this.raw); + // this.mode = "text"; + // this.textchunk = ""; + // delete this._beforeEnd; + this.event("eof"); + } + + var whitespace = /[\x09\x0a\x0b\x0c\x0d\x20\xa0\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u2028\u2029\u202f\u205f\u3000]/, + fireAttrEvent = function () { + for (var key in this.attr) if (this.attr.hasOwnProperty(key)) { + this.event("attr", key, { + value: this.attr[key], + tagname: this.tagname, + attr: this.attr + }); + } + }, + act = { + text: function (c, n, p) { + switch (c) { + case "<": + case "eof": + this.nodename = ""; + this.attr = {}; + this.mode = "tag name start"; + this.raw = this.raw.slice(0, -1); + this.textchunk && this.event("text", this.textchunk); + this.raw += c; + this.textchunk = ""; + break; + default: + this.textchunk += c; + break; + } + }, + special: function (c, n, p) { + if (p == "!" && c == "-" && n == "-") { + this.mode = "comment start"; + return; + } + if (this.textchunk == "[CDATA" && c == "[") { + this.mode = "cdata"; + this.textchunk = ""; + return; + } + if (c == ">" || c == "eof") { + this.event("special", this.textchunk); + this.mode = "text"; + this.textchunk = ""; + return; + } + this.textchunk += c; + }, + cdata: function (c, n, p) { + if (p == "]" && c == "]" && n == ">") { + this.mode = "cdata end"; + this.textchunk = this.textchunk.slice(0, -1); + return; + } + if (c == "eof") { + act["cdata end"].call(this); + } + this.textchunk += c; + }, + "cdata end": function (c, n, p) { + this.event("cdata", this.textchunk); + this.textchunk = ""; + this.mode = "text"; + }, + "comment start": function (c, n, p) { + if (n == ">" || c == "eof") { + this.event("comment", ""); + this.mode = "comment instant end"; + } else { + this.mode = "comment"; + } + }, + "comment instant end": function (c, n, p) { + this.mode = "text"; + }, + comment: function (c, n, p) { + if (c == "-" && p == "-" && n == ">") { + this.mode = "comment end"; + this.textchunk = this.textchunk.slice(0, -1); + } else if (c == "eof") { + this.event("comment", this.textchunk); + } else { + this.textchunk += c; + } + }, + "comment end": function (c, n, p) { + this.event("comment", this.textchunk); + this.textchunk = ""; + this.mode = "text"; + }, + declaration: function (c, n, p) { + if (c == "?" && n == ">") { + this.mode = "declaration end"; + return; + } + if (c == "eof") { + this.event("comment", this.textchunk); + } + this.textchunk += c; + }, + "declaration end": function (c, n, p) { + this.event("comment", this.textchunk); + this.textchunk = ""; + this.mode = "text"; + }, + "tag name start": function (c, n, p) { + if (c == "eof") { + this.event("text", "<"); + return; + } + if (!whitespace.test(c)) { + this.mode = "tag name"; + if (c == "/") { + this.mode = "close tag name start"; + return; + } else if (c == "!") { + this.mode = "special"; + this.textchunk = ""; + return; + } else if (c == "?") { + this.mode = "declaration"; + return; + } + act[this.mode].call(this, c, n, p); + } + }, + "close tag name start": function (c, n, p) { + if (!whitespace.test(c)) { + this.mode = "close tag name"; + this.tagname = ""; + this.nodename = ""; + act[this.mode].call(this, c, n, p); + } + }, + "close tag name": function (c, n, p) { + if (whitespace.test(c)) { + this.tagname = this.nodename; + } else switch (c) { + case ">": + this.event("/tag", (this.tagname || this.nodename)); + this.mode = "text"; + break; + default: + !this.tagname && (this.nodename += c); + break; + } + }, + "tag name": function (c, n, p) { + if (whitespace.test(c)) { + this.tagname = this.nodename; + this.nodename = ""; + this.mode = "attr start"; + } else switch (c) { + case ">": + this.event("tag", this.nodename); + this.mode = "text"; + break; + default: + this.nodename += c; + break; + } + }, + "attr start": function (c, n, p) { + if (!whitespace.test(c)) { + this.mode = "attr"; + this.nodename = ""; + act[this.mode].call(this, c, n, p); + } + }, + attr: function (c, n, p) { + if (whitespace.test(c) || c == "=") { + this.attr[this.nodename] = ""; + this.mode = "attr value start"; + } else switch (c) { + case ">": + if (this.nodename == "/") { + delete this.attr["/"]; + this.event("tag", this.tagname, this.attr); + fireAttrEvent.call(this); + this.event("/tag", this.tagname, true); + } else { + this.nodename && (this.attr[this.nodename] = ""); + this.event("tag", this.tagname, this.attr); + fireAttrEvent.call(this); + } + this.mode = "text"; + break; + default: + this.nodename += c; + break; + } + }, + "attr value start": function (c, n, p) { + if (!whitespace.test(c)) { + this.mode = "attr value"; + this.quote = false; + if (c == "'" || c == '"') { + this.quote = c; + return; + } + act[this.mode].call(this, c, n, p); + } + }, + "attr value": function (c, n, p) { + if (whitespace.test(c) && !this.quote) { + this.mode = "attr start"; + } else if (c == ">" && !this.quote) { + this.event("tag", this.tagname, this.attr); + this.mode = "text"; + } else switch (c) { + case '"': + case "'": + if (this.quote == c && p != "\\") { + this.mode = "attr start"; + } + break; + default: + this.attr[this.nodename] += c; + break; + } + } + }; + + function step(c, n, p) { + c == "\n" && this.event("newline"); + act[this.mode].call(this, c, n, p); + } + + function elemental(type) { + var out = function (s) { + out.parse(s); + }; + out.mode = "text"; + out.type = String(type || "html").toLowerCase(); + out.textchunk = ""; + out.raw = ""; + out.parse = parse; + out.on = on; + out.event = event; + out.end = end; + return out; + } + elemental.version = "0.2.1"; + + (typeof exports == "undefined" ? this : exports).elemental = elemental; +})(); +var $VG, Savage = $VG = (function () { +Savage.version = "0.0.1"; +function Savage(w, h) { + if (w) { + if (w.tagName) { + return new Element(w); + } + if (w instanceof Element) { + return w; + } + if (h == null) { + return new Element(glob.doc.querySelector(w)); + } + } + w = w == null ? "100%" : w; + h = h == null ? "100%" : h; + return new Paper(w, h); +} +Savage.toString = function () { + return "Savage v" + this.version; +}; +Savage._ = {}; +var glob = { + win: window, + doc: window.document +}; +var has = "hasOwnProperty", + Str = String, + toFloat = parseFloat, + toInt = parseInt, + math = Math, + mmax = math.max, + mmin = math.min, + abs = math.abs, + pow = math.pow, + PI = math.PI, + round = math.round, + E = "", + S = " ", + objectToString = Object.prototype.toString, + ISURL = /^url\(['"]?([^\)]+?)['"]?\)$/i, + colourRegExp = /^\s*((#[a-f\d]{6})|(#[a-f\d]{3})|rgba?\(\s*([\d\.]+%?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+%?(?:\s*,\s*[\d\.]+%?)?)\s*\)|hsba?\(\s*([\d\.]+(?:deg|\xb0|%)?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\)|hsla?\(\s*([\d\.]+(?:deg|\xb0|%)?\s*,\s*[\d\.]+%?\s*,\s*[\d\.]+(?:%?\s*,\s*[\d\.]+)?)%?\s*\))\s*$/i, + isnan = {"NaN": 1, "Infinity": 1, "-Infinity": 1}, + bezierrg = /^(?:cubic-)?bezier\(([^,]+),([^,]+),([^,]+),([^\)]+)\)/, + reURLValue = /^url\(#?([^)]+)\)$/, + spaces = "\x09\x0a\x0b\x0c\x0d\x20\xa0\u1680\u180e\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a\u202f\u205f\u3000\u2028\u2029", + separator = new RegExp("[," + spaces + "]+"), + whitespace = new RegExp("[" + spaces + "]", "g"), + commaSpaces = new RegExp("[" + spaces + "]*,[" + spaces + "]*"), + hsrg = {hs: 1, rg: 1}, + pathCommand = new RegExp("([a-z])[" + spaces + ",]*((-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?[" + spaces + "]*,?[" + spaces + "]*)+)", "ig"), + tCommand = new RegExp("([rstm])[" + spaces + ",]*((-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?[" + spaces + "]*,?[" + spaces + "]*)+)", "ig"), + pathValues = new RegExp("(-?\\d*\\.?\\d*(?:e[\\-+]?\\d+)?)[" + spaces + "]*,?[" + spaces + "]*", "ig"), + idgen = 0, + idprefix = "S" + (+new Date).toString(36), + ID = function () { + return idprefix + (idgen++).toString(36); + }, + xlink = "http://www.w3.org/1999/xlink", + hub = {}; + +function $(el, attr) { + if (attr) { + if (typeof el == "string") { + el = $(el); + } + if (typeof attr == "string") { + return el.getAttribute(attr); + } + for (var key in attr) if (attr[has](key)) { + var val = Str(attr[key]); + if (val) { + if (key.substring(0, 6) == "xlink:") { + el.setAttributeNS(xlink, key.substring(6), val); + } else { + el.setAttribute(key, val); + } + } else { + el.removeAttribute(key); + } + } + } else { + el = glob.doc.createElementNS("http://www.w3.org/2000/svg", el); + // el.style && (el.style.webkitTapHighlightColor = "rgba(0,0,0,0)"); + } + return el; +} +Savage._.$ = $; +function getAttrs(el) { + var attrs = el.attributes, + name, + out = {}; + for (var i = 0; i < attrs.length; i++) { + if (attrs[i].namespaceURI == xlink) { + name = "xlink:"; + } else { + name = ""; + } + name += attrs[i].name; + out[name] = attrs[i].textContent; + } + return out; +} +function is(o, type) { + type = Str.prototype.toLowerCase.call(type); + if (type == "finite") { + return !isnan[has](+o); + } + if (type == "array" && + (o instanceof Array || Array.isArray && Array.isArray(o))) { + return true; + } + return (type == "null" && o === null) || + (type == typeof o && o !== null) || + (type == "object" && o === Object(o)) || + objectToString.call(o).slice(8, -1).toLowerCase() == type; +} +var preload = (function () { + function onerror() { + this.parentNode.removeChild(this); + } + return function (src, f) { + var img = glob.doc.createElement("img"), + body = glob.doc.body; + img.style.cssText = "position:absolute;left:-9999em;top:-9999em"; + img.onload = function () { + f.call(img); + img.onload = img.onerror = null; + body.removeChild(img); + }; + img.onerror = onerror; + body.appendChild(img); + img.src = src; + }; +}()); +function clone(obj) { + if (typeof obj == "function" || Object(obj) !== obj) { + return obj; + } + var res = new obj.constructor; + for (var key in obj) if (obj[has](key)) { + res[key] = clone(obj[key]); + } + return res; +} +Savage._.clone = clone; +function repush(array, item) { + for (var i = 0, ii = array.length; i < ii; i++) if (array[i] === item) { + return array.push(array.splice(i, 1)[0]); + } +} +function cacher(f, scope, postprocessor) { + function newf() { + var arg = Array.prototype.slice.call(arguments, 0), + args = arg.join("\u2400"), + cache = newf.cache = newf.cache || {}, + count = newf.count = newf.count || []; + if (cache[has](args)) { + repush(count, args); + return postprocessor ? postprocessor(cache[args]) : cache[args]; + } + count.length >= 1e3 && delete cache[count.shift()]; + count.push(args); + cache[args] = f.apply(scope, arg); + return postprocessor ? postprocessor(cache[args]) : cache[args]; + } + return newf; +} +Savage._.cacher = cacher; +function rad(deg) { + return deg % 360 * PI / 180; +} +function deg(rad) { + return rad * 180 / PI % 360; +} +function x_y() { + return this.x + S + this.y; +} +function x_y_w_h() { + return this.x + S + this.y + S + this.width + " \xd7 " + this.height; +} + +/*\ + * Raphael.rad + [ method ] + ** + * Transform angle to radians + > Parameters + - deg (number) angle in degrees + = (number) angle in radians. +\*/ +Savage.rad = rad; +/*\ + * Raphael.deg + [ method ] + ** + * Transform angle to degrees + > Parameters + - deg (number) angle in radians + = (number) angle in degrees. +\*/ +Savage.deg = deg; +/*\ + * Savage.is + [ method ] + ** + * Handfull replacement for `typeof` operator. + > Parameters + - o (…) any object or primitive + - type (string) name of the type, i.e. “string”, “function”, “number”, etc. + = (boolean) is given value is of given type +\*/ +Savage.is = is; +/*\ + * Savage.snapTo + [ method ] + ** + * Snaps given value to given grid. + > Parameters + - values (array|number) given array of values or step of the grid + - value (number) value to adjust + - tolerance (number) #optional tolerance for snapping. Default is `10`. + = (number) adjusted value. +\*/ +Savage.snapTo = function (values, value, tolerance) { + tolerance = is(tolerance, "finite") ? tolerance : 10; + if (is(values, "array")) { + var i = values.length; + while (i--) if (abs(values[i] - value) <= tolerance) { + return values[i]; + } + } else { + values = +values; + var rem = value % values; + if (rem < tolerance) { + return value - rem; + } + if (rem > values - tolerance) { + return value - rem + values; + } + } + return value; +}; + +// MATRIX +function Matrix(a, b, c, d, e, f) { + if (b == null && objectToString.call(a) == "[object SVGMatrix]") { + this.a = a.a; + this.b = a.b; + this.c = a.c; + this.d = a.d; + this.e = a.e; + this.f = a.f; + return; + } + if (a != null) { + this.a = +a; + this.b = +b; + this.c = +c; + this.d = +d; + this.e = +e; + this.f = +f; + } else { + this.a = 1; + this.b = 0; + this.c = 0; + this.d = 1; + this.e = 0; + this.f = 0; + } +} +(function (matrixproto) { + /*\ + * Matrix.add + [ method ] + ** + * Adds given matrix to existing one. + > Parameters + - a (number) + - b (number) + - c (number) + - d (number) + - e (number) + - f (number) + or + - matrix (object) @Matrix + \*/ + matrixproto.add = function (a, b, c, d, e, f) { + var out = [[], [], []], + m = [[this.a, this.c, this.e], [this.b, this.d, this.f], [0, 0, 1]], + matrix = [[a, c, e], [b, d, f], [0, 0, 1]], + x, y, z, res; + + if (a && a instanceof Matrix) { + matrix = [[a.a, a.c, a.e], [a.b, a.d, a.f], [0, 0, 1]]; + } + + for (x = 0; x < 3; x++) { + for (y = 0; y < 3; y++) { + res = 0; + for (z = 0; z < 3; z++) { + res += m[x][z] * matrix[z][y]; + } + out[x][y] = res; + } + } + this.a = out[0][0]; + this.b = out[1][0]; + this.c = out[0][1]; + this.d = out[1][1]; + this.e = out[0][2]; + this.f = out[1][2]; + return this; + }; + /*\ + * Matrix.invert + [ method ] + ** + * Returns inverted version of the matrix + = (object) @Matrix + \*/ + matrixproto.invert = function () { + var me = this, + x = me.a * me.d - me.b * me.c; + return new Matrix(me.d / x, -me.b / x, -me.c / x, me.a / x, (me.c * me.f - me.d * me.e) / x, (me.b * me.e - me.a * me.f) / x); + }; + /*\ + * Matrix.clone + [ method ] + ** + * Returns copy of the matrix + = (object) @Matrix + \*/ + matrixproto.clone = function () { + return new Matrix(this.a, this.b, this.c, this.d, this.e, this.f); + }; + /*\ + * Matrix.translate + [ method ] + ** + * Translate the matrix + > Parameters + - x (number) + - y (number) + \*/ + matrixproto.translate = function (x, y) { + return this.add(1, 0, 0, 1, x, y); + }; + /*\ + * Matrix.scale + [ method ] + ** + * Scales the matrix + > Parameters + - x (number) + - y (number) #optional + - cx (number) #optional + - cy (number) #optional + \*/ + matrixproto.scale = function (x, y, cx, cy) { + y == null && (y = x); + (cx || cy) && this.add(1, 0, 0, 1, cx, cy); + this.add(x, 0, 0, y, 0, 0); + (cx || cy) && this.add(1, 0, 0, 1, -cx, -cy); + return this; + }; + /*\ + * Matrix.rotate + [ method ] + ** + * Rotates the matrix + > Parameters + - a (number) + - x (number) + - y (number) + \*/ + matrixproto.rotate = function (a, x, y) { + a = rad(a); + x = x || 0; + y = y || 0; + var cos = +math.cos(a).toFixed(9), + sin = +math.sin(a).toFixed(9); + this.add(cos, sin, -sin, cos, x, y); + return this.add(1, 0, 0, 1, -x, -y); + }; + /*\ + * Matrix.x + [ method ] + ** + * Return x coordinate for given point after transformation described by the matrix. See also @Matrix.y + > Parameters + - x (number) + - y (number) + = (number) x + \*/ + matrixproto.x = function (x, y) { + return x * this.a + y * this.c + this.e; + }; + /*\ + * Matrix.y + [ method ] + ** + * Return y coordinate for given point after transformation described by the matrix. See also @Matrix.x + > Parameters + - x (number) + - y (number) + = (number) y + \*/ + matrixproto.y = function (x, y) { + return x * this.b + y * this.d + this.f; + }; + matrixproto.get = function (i) { + return +this[Str.fromCharCode(97 + i)].toFixed(4); + }; + matrixproto.toString = function () { + return "matrix(" + [this.get(0), this.get(1), this.get(2), this.get(3), this.get(4), this.get(5)].join() + ")"; + }; + matrixproto.offset = function () { + return [this.e.toFixed(4), this.f.toFixed(4)]; + }; + function norm(a) { + return a[0] * a[0] + a[1] * a[1]; + } + function normalize(a) { + var mag = math.sqrt(norm(a)); + a[0] && (a[0] /= mag); + a[1] && (a[1] /= mag); + } + /*\ + * Matrix.split + [ method ] + ** + * Splits matrix into primitive transformations + = (object) in format: + o dx (number) translation by x + o dy (number) translation by y + o scalex (number) scale by x + o scaley (number) scale by y + o shear (number) shear + o rotate (number) rotation in deg + o isSimple (boolean) could it be represented via simple transformations + \*/ + matrixproto.split = function () { + var out = {}; + // translation + out.dx = this.e; + out.dy = this.f; + + // scale and shear + var row = [[this.a, this.c], [this.b, this.d]]; + out.scalex = math.sqrt(norm(row[0])); + normalize(row[0]); + + out.shear = row[0][0] * row[1][0] + row[0][1] * row[1][1]; + row[1] = [row[1][0] - row[0][0] * out.shear, row[1][1] - row[0][1] * out.shear]; + + out.scaley = math.sqrt(norm(row[1])); + normalize(row[1]); + out.shear /= out.scaley; + + // rotation + var sin = -row[0][1], + cos = row[1][1]; + if (cos < 0) { + out.rotate = deg(math.acos(cos)); + if (sin < 0) { + out.rotate = 360 - out.rotate; + } + } else { + out.rotate = deg(math.asin(sin)); + } + + out.isSimple = !+out.shear.toFixed(9) && (out.scalex.toFixed(9) == out.scaley.toFixed(9) || !out.rotate); + out.isSuperSimple = !+out.shear.toFixed(9) && out.scalex.toFixed(9) == out.scaley.toFixed(9) && !out.rotate; + out.noRotation = !+out.shear.toFixed(9) && !out.rotate; + return out; + }; + /*\ + * Matrix.toTransformString + [ method ] + ** + * Return transform string that represents given matrix + = (string) transform string + \*/ + matrixproto.toTransformString = function (shorter) { + var s = shorter || this.split(); + if (s.isSimple) { + s.scalex = +s.scalex.toFixed(4); + s.scaley = +s.scaley.toFixed(4); + s.rotate = +s.rotate.toFixed(4); + return (s.dx || s.dy ? "t" + [+s.dx.toFixed(4), +s.dy.toFixed(4)] : E) + + (s.scalex != 1 || s.scaley != 1 ? "s" + [s.scalex, s.scaley, 0, 0] : E) + + (s.rotate ? "r" + [+s.rotate.toFixed(4), 0, 0] : E); + } else { + return "m" + [this.get(0), this.get(1), this.get(2), this.get(3), this.get(4), this.get(5)]; + } + }; +})(Matrix.prototype); +/*\ + * Raphael.Matrix + [ method ] + ** + * Utility method + ** + * Returns matrix based on given parameters. + > Parameters + - a (number) + - b (number) + - c (number) + - d (number) + - e (number) + - f (number) + * or + - svgMatrix (SVGMatrix) + = (object) @Matrix +\*/ +Savage.Matrix = Matrix; +// Colour +/*\ + * Savage.getRGB + [ method ] + ** + * Parses colour string as RGB object + > Parameters + - colour (string) colour string in one of formats: + #
    + #
  • Colour name (“red”, “green”, “cornflowerblue”, etc)
    • + #
  • #••• — shortened HTML colour: (“#000”, “#fc0”, etc)
    • + #
  • #•••••• — full length HTML colour: (“#000000”, “#bd2300”)
    • + #
  • rgb(•••, •••, •••) — red, green and blue channels values: (“rgb(200, 100, 0)”)
    • + #
  • rgb(•••%, •••%, •••%) — same as above, but in %: (“rgb(100%, 175%, 0%)”)
    • + #
  • hsb(•••, •••, •••) — hue, saturation and brightness values: (“hsb(0.5, 0.25, 1)”)
    • + #
  • hsb(•••%, •••%, •••%) — same as above, but in %
    • + #
  • hsl(•••, •••, •••) — same as hsb
    • + #
  • hsl(•••%, •••%, •••%) — same as hsb
    • + #
+ = (object) RGB object in format: + o { + o r (number) red, + o g (number) green, + o b (number) blue + o hex (string) color in HTML/CSS format: #••••••, + o error (boolean) true if string cant be parsed + o } +\*/ +Savage.getRGB = cacher(function (colour) { + if (!colour || !!((colour = Str(colour)).indexOf("-") + 1)) { + return {r: -1, g: -1, b: -1, hex: "none", error: 1, toString: rgbtoString}; + } + if (colour == "none") { + return {r: -1, g: -1, b: -1, hex: "none", toString: rgbtoString}; + } + !(hsrg[has](colour.toLowerCase().substring(0, 2)) || colour.charAt() == "#") && (colour = toHex(colour)); + var res, + red, + green, + blue, + opacity, + t, + values, + rgb = colour.match(colourRegExp); + if (rgb) { + if (rgb[2]) { + blue = toInt(rgb[2].substring(5), 16); + green = toInt(rgb[2].substring(3, 5), 16); + red = toInt(rgb[2].substring(1, 3), 16); + } + if (rgb[3]) { + blue = toInt((t = rgb[3].charAt(3)) + t, 16); + green = toInt((t = rgb[3].charAt(2)) + t, 16); + red = toInt((t = rgb[3].charAt(1)) + t, 16); + } + if (rgb[4]) { + values = rgb[4].split(commaSpaces); + red = toFloat(values[0]); + values[0].slice(-1) == "%" && (red *= 2.55); + green = toFloat(values[1]); + values[1].slice(-1) == "%" && (green *= 2.55); + blue = toFloat(values[2]); + values[2].slice(-1) == "%" && (blue *= 2.55); + rgb[1].toLowerCase().slice(0, 4) == "rgba" && (opacity = toFloat(values[3])); + values[3] && values[3].slice(-1) == "%" && (opacity /= 100); + } + if (rgb[5]) { + values = rgb[5].split(commaSpaces); + red = toFloat(values[0]); + values[0].slice(-1) == "%" && (red *= 2.55); + green = toFloat(values[1]); + values[1].slice(-1) == "%" && (green *= 2.55); + blue = toFloat(values[2]); + values[2].slice(-1) == "%" && (blue *= 2.55); + (values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360); + rgb[1].toLowerCase().slice(0, 4) == "hsba" && (opacity = toFloat(values[3])); + values[3] && values[3].slice(-1) == "%" && (opacity /= 100); + return Savage.hsb2rgb(red, green, blue, opacity); + } + if (rgb[6]) { + values = rgb[6].split(commaSpaces); + red = toFloat(values[0]); + values[0].slice(-1) == "%" && (red *= 2.55); + green = toFloat(values[1]); + values[1].slice(-1) == "%" && (green *= 2.55); + blue = toFloat(values[2]); + values[2].slice(-1) == "%" && (blue *= 2.55); + (values[0].slice(-3) == "deg" || values[0].slice(-1) == "\xb0") && (red /= 360); + rgb[1].toLowerCase().slice(0, 4) == "hsla" && (opacity = toFloat(values[3])); + values[3] && values[3].slice(-1) == "%" && (opacity /= 100); + return Savage.hsl2rgb(red, green, blue, opacity); + } + rgb = {r: red, g: green, b: blue, toString: rgbtoString}; + rgb.hex = "#" + (16777216 | blue | (green << 8) | (red << 16)).toString(16).slice(1); + is(opacity, "finite") && (rgb.opacity = opacity); + return rgb; + } + return {r: -1, g: -1, b: -1, hex: "none", error: 1, toString: rgbtoString}; +}, Savage); +/*\ + * Savage.hsb + [ method ] + ** + * Converts HSB values to hex representation of the colour. + > Parameters + - h (number) hue + - s (number) saturation + - b (number) value or brightness + = (string) hex representation of the colour. +\*/ +Savage.hsb = cacher(function (h, s, b) { + return Savage.hsb2rgb(h, s, b).hex; +}); +/*\ + * Savage.hsl + [ method ] + ** + * Converts HSL values to hex representation of the colour. + > Parameters + - h (number) hue + - s (number) saturation + - l (number) luminosity + = (string) hex representation of the colour. +\*/ +Savage.hsl = cacher(function (h, s, l) { + return Savage.hsl2rgb(h, s, l).hex; +}); +/*\ + * Savage.rgb + [ method ] + ** + * Converts RGB values to hex representation of the colour. + > Parameters + - r (number) red + - g (number) green + - b (number) blue + = (string) hex representation of the colour. +\*/ +Savage.rgb = cacher(function (r, g, b, o) { + if (is(o, "finite")) { + var round = math.round; + return "rgba(" + [round(r), round(g), round(b), +o.toFixed(2)] + ")"; + } + return "#" + (16777216 | b | (g << 8) | (r << 16)).toString(16).slice(1); +}); +var toHex = function (color) { + var i = glob.doc.getElementsByTagName("head")[0]; + toHex = cacher(function (color) { + i.style.color = "inherit"; + i.style.color = color; + var out = glob.doc.defaultView.getComputedStyle(i, E).getPropertyValue("color"); + return out == "inherit" ? null : out; + }); + return toHex(color); +}, +hsbtoString = function () { + return "hsb(" + [this.h, this.s, this.b] + ")"; +}, +hsltoString = function () { + return "hsl(" + [this.h, this.s, this.l] + ")"; +}, +rgbtoString = function () { + return this.opacity == 1 || this.opacity == null ? + this.hex : + "rgba(" + [this.r, this.g, this.b, this.opacity] + ")"; +}, +prepareRGB = function (r, g, b) { + if (g == null && is(r, "object") && "r" in r && "g" in r && "b" in r) { + b = r.b; + g = r.g; + r = r.r; + } + if (g == null && is(r, string)) { + var clr = Savage.getRGB(r); + r = clr.r; + g = clr.g; + b = clr.b; + } + if (r > 1 || g > 1 || b > 1) { + r /= 255; + g /= 255; + b /= 255; + } + + return [r, g, b]; +}, +packageRGB = function (r, g, b, o) { + r = math.round(r * 255); + g = math.round(g * 255); + b = math.round(b * 255); + var rgb = { + r: r, + g: g, + b: b, + hex: Savage.rgb(r, g, b), + toString: rgbtoString + }; + is(o, "finite") && (rgb.opacity = o); + return rgb; +}; + +/*\ + * Savage.color + [ method ] + ** + * Parses the color string and returns object with all values for the given color. + > Parameters + - clr (string) color string in one of the supported formats (see @Savage.getRGB) + = (object) Combined RGB & HSB object in format: + o { + o r (number) red, + o g (number) green, + o b (number) blue, + o hex (string) color in HTML/CSS format: #••••••, + o error (boolean) `true` if string cant be parsed, + o h (number) hue, + o s (number) saturation, + o v (number) value (brightness), + o l (number) lightness + o } +\*/ +Savage.color = function (clr) { + var rgb; + if (is(clr, "object") && "h" in clr && "s" in clr && "b" in clr) { + rgb = Savage.hsb2rgb(clr); + clr.r = rgb.r; + clr.g = rgb.g; + clr.b = rgb.b; + clr.hex = rgb.hex; + } else if (is(clr, "object") && "h" in clr && "s" in clr && "l" in clr) { + rgb = Savage.hsl2rgb(clr); + clr.r = rgb.r; + clr.g = rgb.g; + clr.b = rgb.b; + clr.hex = rgb.hex; + } else { + if (is(clr, "string")) { + clr = Savage.getRGB(clr); + } + if (is(clr, "object") && "r" in clr && "g" in clr && "b" in clr) { + rgb = Savage.rgb2hsl(clr); + clr.h = rgb.h; + clr.s = rgb.s; + clr.l = rgb.l; + rgb = Savage.rgb2hsb(clr); + clr.v = rgb.b; + } else { + clr = {hex: "none"}; + clr.r = clr.g = clr.b = clr.h = clr.s = clr.v = clr.l = -1; + } + } + clr.toString = rgbtoString; + return clr; +}; +/*\ + * Savage.hsb2rgb + [ method ] + ** + * Converts HSB values to RGB object. + > Parameters + - h (number) hue + - s (number) saturation + - v (number) value or brightness + = (object) RGB object in format: + o { + o r (number) red, + o g (number) green, + o b (number) blue, + o hex (string) color in HTML/CSS format: #•••••• + o } +\*/ +Savage.hsb2rgb = function (h, s, v, o) { + if (is(h, "object") && "h" in h && "s" in h && "b" in h) { + v = h.b; + s = h.s; + h = h.h; + o = h.o; + } + h *= 360; + var R, G, B, X, C; + h = (h % 360) / 60; + C = v * s; + X = C * (1 - abs(h % 2 - 1)); + R = G = B = v - C; + + h = ~~h; + R += [C, X, 0, 0, X, C][h]; + G += [X, C, C, X, 0, 0][h]; + B += [0, 0, X, C, C, X][h]; + return packageRGB(R, G, B, o); +}; +/*\ + * Savage.hsl2rgb + [ method ] + ** + * Converts HSL values to RGB object. + > Parameters + - h (number) hue + - s (number) saturation + - l (number) luminosity + = (object) RGB object in format: + o { + o r (number) red, + o g (number) green, + o b (number) blue, + o hex (string) color in HTML/CSS format: #•••••• + o } +\*/ +Savage.hsl2rgb = function (h, s, l, o) { + if (is(h, "object") && "h" in h && "s" in h && "l" in h) { + l = h.l; + s = h.s; + h = h.h; + } + if (h > 1 || s > 1 || l > 1) { + h /= 360; + s /= 100; + l /= 100; + } + h *= 360; + var R, G, B, X, C; + h = (h % 360) / 60; + C = 2 * s * (l < .5 ? l : 1 - l); + X = C * (1 - abs(h % 2 - 1)); + R = G = B = l - C / 2; + + h = ~~h; + R += [C, X, 0, 0, X, C][h]; + G += [X, C, C, X, 0, 0][h]; + B += [0, 0, X, C, C, X][h]; + return packageRGB(R, G, B, o); +}; +/*\ + * Savage.rgb2hsb + [ method ] + ** + * Converts RGB values to HSB object. + > Parameters + - r (number) red + - g (number) green + - b (number) blue + = (object) HSB object in format: + o { + o h (number) hue + o s (number) saturation + o b (number) brightness + o } +\*/ +Savage.rgb2hsb = function (r, g, b) { + b = prepareRGB(r, g, b); + r = b[0]; + g = b[1]; + b = b[2]; + + var H, S, V, C; + V = mmax(r, g, b); + C = V - mmin(r, g, b); + H = (C == 0 ? null : + V == r ? (g - b) / C : + V == g ? (b - r) / C + 2 : + (r - g) / C + 4 + ); + H = ((H + 360) % 6) * 60 / 360; + S = C == 0 ? 0 : C / V; + return {h: H, s: S, b: V, toString: hsbtoString}; +}; +/*\ + * Savage.rgb2hsl + [ method ] + ** + * Converts RGB values to HSL object. + > Parameters + - r (number) red + - g (number) green + - b (number) blue + = (object) HSL object in format: + o { + o h (number) hue + o s (number) saturation + o l (number) luminosity + o } +\*/ +Savage.rgb2hsl = function (r, g, b) { + b = prepareRGB(r, g, b); + r = b[0]; + g = b[1]; + b = b[2]; + + var H, S, L, M, m, C; + M = mmax(r, g, b); + m = mmin(r, g, b); + C = M - m; + H = (C == 0 ? null : + M == r ? (g - b) / C : + M == g ? (b - r) / C + 2 : + (r - g) / C + 4); + H = ((H + 360) % 6) * 60 / 360; + L = (M + m) / 2; + S = (C == 0 ? 0 : + L < .5 ? C / (2 * L) : + C / (2 - 2 * L)); + return {h: H, s: S, l: L, toString: hsltoString}; +}; + +// Transformations + /*\ + * Savage.parsePathString + [ method ] + ** + * Utility method + ** + * Parses given path string into an array of arrays of path segments. + > Parameters + - pathString (string|array) path string or array of segments (in the last case it will be returned straight away) + = (array) array of segments. + \*/ + Savage.parsePathString = function (pathString) { + if (!pathString) { + return null; + } + var pth = Savage.path(pathString); + if (pth.arr) { + return Savage.path.clone(pth.arr); + } + + var paramCounts = {a: 7, c: 6, o: 2, h: 1, l: 2, m: 2, r: 4, q: 4, s: 4, t: 2, v: 1, u: 3, z: 0}, + data = []; + if (is(pathString, "array") && is(pathString[0], "array")) { // rough assumption + data = Savage.path.clone(pathString); + } + if (!data.length) { + Str(pathString).replace(pathCommand, function (a, b, c) { + var params = [], + name = b.toLowerCase(); + c.replace(pathValues, function (a, b) { + b && params.push(+b); + }); + if (name == "m" && params.length > 2) { + data.push([b].concat(params.splice(0, 2))); + name = "l"; + b = b == "m" ? "l" : "L"; + } + if (name == "o" && params.length == 1) { + data.push([b, params[0]]); + } + if (name == "r") { + data.push([b].concat(params)); + } else while (params.length >= paramCounts[name]) { + data.push([b].concat(params.splice(0, paramCounts[name]))); + if (!paramCounts[name]) { + break; + } + } + }); + } + data.toString = Savage.path.toString; + pth.arr = Savage.path.clone(data); + return data; + }; + /*\ + * Savage.parseTransformString + [ method ] + ** + * Utility method + ** + * Parses given path string into an array of transformations. + > Parameters + - TString (string|array) transform string or array of transformations (in the last case it will be returned straight away) + = (array) array of transformations. + \*/ +var parseTransformString = Savage.parseTransformString = function (TString) { + if (!TString) { + return null; + } + var paramCounts = {r: 3, s: 4, t: 2, m: 6}, + data = []; + if (is(TString, "array") && is(TString[0], "array")) { // rough assumption + data = Savage.path.clone(TString); + } + if (!data.length) { + Str(TString).replace(tCommand, function (a, b, c) { + var params = [], + name = b.toLowerCase(); + c.replace(pathValues, function (a, b) { + b && params.push(+b); + }); + data.push([b].concat(params)); + }); + } + data.toString = Savage.path.toString; + return data; +}; +function svgTransform2string(tstr) { + var res = []; + tstr = tstr.replace(/(?:^|\s)(\w+)\(([^)]+)\)/g, function (all, name, params) { + params = params.split(/\s*,\s*/); + if (name == "rotate" && params.length == 1) { + params.push(0, 0); + } + if (name == "scale") { + if (params.length == 2) { + params.push(0, 0); + } + if (params.length == 1) { + params.push(params[0], 0, 0); + } + } + if (name == "skewX") { + res.push(["m", 1, 0, math.tan(rad(params[0])), 1, 0, 0]); + } else if (name == "skewY") { + res.push(["m", 1, math.tan(rad(params[0])), 0, 1, 0, 0]); + } else { + res.push([name.charAt(0)].concat(params)); + } + return all; + }); + return res; +} +var rgTransform = new RegExp("^[a-z][" + spaces + "]*-?\\.?\\d"); +function extractTransform(el, tstr) { + if (tstr == null) { + var doReturn = true; + if (el.type == "linearGradient" || el.type == "radialGradient") { + tstr = el.node.getAttribute("gradientTransform"); + } else if (el.type == "pattern") { + tstr = el.node.getAttribute("patternTransform"); + } else { + tstr = el.node.getAttribute("transform"); + } + if (!tstr) { + return new Matrix; + } + tstr = svgTransform2string(tstr); + } else if (!rgTransform.test(tstr)) { + tstr = svgTransform2string(tstr); + } else { + tstr = Str(tstr).replace(/\.{3}|\u2026/g, el._.transform || E); + } + var tdata = parseTransformString(tstr), + deg = 0, + dx = 0, + dy = 0, + sx = 1, + sy = 1, + _ = el._, + m = new Matrix; + _.transform = tdata || []; + if (tdata) { + for (var i = 0, ii = tdata.length; i < ii; i++) { + var t = tdata[i], + tlen = t.length, + command = Str(t[0]).toLowerCase(), + absolute = t[0] != command, + inver = absolute ? m.invert() : 0, + x1, + y1, + x2, + y2, + bb; + if (command == "t" && tlen == 3) { + if (absolute) { + x1 = inver.x(0, 0); + y1 = inver.y(0, 0); + x2 = inver.x(t[1], t[2]); + y2 = inver.y(t[1], t[2]); + m.translate(x2 - x1, y2 - y1); + } else { + m.translate(t[1], t[2]); + } + } else if (command == "r") { + if (tlen == 2) { + bb = bb || el.getBBox(1); + m.rotate(t[1], bb.x + bb.width / 2, bb.y + bb.height / 2); + deg += t[1]; + } else if (tlen == 4) { + if (absolute) { + x2 = inver.x(t[2], t[3]); + y2 = inver.y(t[2], t[3]); + m.rotate(t[1], x2, y2); + } else { + m.rotate(t[1], t[2], t[3]); + } + deg += t[1]; + } + } else if (command == "s") { + if (tlen == 2 || tlen == 3) { + bb = bb || el.getBBox(1); + m.scale(t[1], t[tlen - 1], bb.x + bb.width / 2, bb.y + bb.height / 2); + sx *= t[1]; + sy *= t[tlen - 1]; + } else if (tlen == 5) { + if (absolute) { + x2 = inver.x(t[3], t[4]); + y2 = inver.y(t[3], t[4]); + m.scale(t[1], t[2], x2, y2); + } else { + m.scale(t[1], t[2], t[3], t[4]); + } + sx *= t[1]; + sy *= t[2]; + } + } else if (command == "m" && tlen == 7) { + m.add(t[1], t[2], t[3], t[4], t[5], t[6]); + } + } + if (doReturn) { + return m; + } else { + _.dirtyT = 1; + el.matrix = m; + } + } + + el.matrix = m; + + _.sx = sx; + _.sy = sy; + _.deg = deg; + _.dx = dx = m.e; + _.dy = dy = m.f; + + if (sx == 1 && sy == 1 && !deg && _.bbox) { + _.bbox.x += +dx; + _.bbox.y += +dy; + } else { + _.dirtyT = 1; + } +} +function unit2px(el, name, value) { + var defs = el.paper.defs, + out = {}, + mgr = el.paper.measurer; + if (!mgr) { + el.paper.measurer = mgr = $("rect"); + $(mgr, {width: 10, height: 10}); + defs.appendChild(mgr); + } + function getW(val) { + if (val == null) { + return E; + } + if (val == +val) { + return val; + } + $(mgr, {width: val}); + return mgr.getBBox().width; + } + function getH(val) { + if (val == null) { + return E; + } + if (val == +val) { + return val; + } + $(mgr, {height: val}); + return mgr.getBBox().height; + } + function set(nam, f) { + if (name == null) { + out[nam] = f(el.attr(nam)); + } else if (nam == name) { + out = f(value == null ? el.attr(nam) : value); + } + } + switch (el.type) { + case "rect": + set("rx", getW); + set("ry", getH); + case "image": + set("width", getW); + set("height", getH); + case "text": + set("x", getW); + set("y", getH); + break; + case "circle": + set("cx", getW); + set("cy", getH); + set("r", getW); + break; + case "ellipse": + set("cx", getW); + set("cy", getH); + set("rx", getW); + set("ry", getH); + break; + case "line": + set("x1", getW); + set("x2", getW); + set("y1", getH); + set("y2", getH); + break; + case "marker": + set("refX", getW); + set("markerWidth", getW); + set("refY", getH); + set("markerHeight", getH); + break; + case "radialGradient": + set("fx", getW); + set("fy", getH); + break; + case "tspan": + set("dx", getW); + set("dy", getH); + break; + default: + out = null; + } + return out; +} +/*\ + * Savage.select + [ method ] + ** + * Wraps DOM element specified by CSS selector as @Element + > Parameters + - query (string) CSS selector of the element + = (Element) +\*/ +Savage.select = function (query) { + return new Element(glob.doc.querySelector(query)); +}; +/*\ + * Savage.selectAll + [ method ] + ** + * Wraps DOM elements specified by CSS selector as set or array of @Element + > Parameters + - query (string) CSS selector of the element + = (Element) +\*/ +Savage.selectAll = function (query) { + var nodelist = glob.doc.querySelectorAll(query), + set = (Savage.set || Array)(); + for (var i = 0; i < nodelist.length; i++) { + set.push(new Element(nodelist[i])); + } + return set; +}; + +function Element(el) { + if (el.savage in hub) { + return hub[el.savage]; + } + var id = this.id = ID(), + svg; + try { + svg = el.ownerSVGElement; + } catch(e) {} + this.node = el; + if (svg) { + this.paper = new Paper(svg); + } + this.type = el.tagName; + this._ = { + transform: [], + sx: 1, + sy: 1, + deg: 0, + dx: 0, + dy: 0, + dirty: 1 + }; + el.savage = id; + hub[id] = this; +} +function arrayFirstValue(arr) { + var res; + for (var i = 0, ii = arr.length; i < ii; i++) { + res = res || arr[i]; + if (res) { + return res; + } + } +} +(function (elproto) { + elproto.attr = function (params) { + var node = this.node; + if (is(params, "string")) { + return arrayFirstValue(eve("savage.util.getattr." + params, this)); + } + for (var att in params) { + if (params[has](att)) { + eve("savage.util.attr." + att, this, params[att]); + } + } + return this; + }; + elproto.getBBox = function (isWithoutTransform) { + if (this.removed) { + return {}; + } + var _ = this._; + if (isWithoutTransform) { + if (_.dirty || !_.bboxwt) { + this.realPath = Savage.path.get[this.type](this); + _.bboxwt = Savage.path.getBBox(this.realPath); + _.bboxwt.toString = x_y_w_h; + _.dirty = 0; + } + return Savage._.box(_.bboxwt); + } + if (_.dirty || _.dirtyT || !_.bbox) { + if (_.dirty || !this.realPath) { + _.bboxwt = 0; + this.realPath = Savage.path.get[this.type](this); + } + _.bbox = Savage.path.getBBox(Savage.path.map(this.realPath, this.matrix)); + _.bbox.toString = x_y_w_h; + _.dirty = _.dirtyT = 0; + } + return Savage._.box(_.bbox); + }; + var propString = function () { + return this.local; + }; + elproto.transform = function (tstr) { + var _ = this._; + if (tstr == null) { + var global = new Matrix(this.node.getCTM()), + local = extractTransform(this); + return { + string: _.transform || "", + globalMatrix: global, + localMatrix: local, + diffMatrix: global.clone().add(local.invert()), + global: global.toTransformString(), + local: local.toTransformString(), + toString: propString + }; + } + if (tstr instanceof Matrix) { + // may be need to apply it directly + // TODO: investigate + tstr = tstr.toTransformString(); + } + extractTransform(this, tstr); + + if (this.node) { + if (this.type == "linearGradient" || this.type == "radialGradient") { + $(this.node, {gradientTransform: this.matrix}); + } else if (this.type == "pattern") { + $(this.node, {patternTransform: this.matrix}); + } else { + $(this.node, {transform: this.matrix}); + } + } + + return this; + }; + elproto.parent = function () { + return Savage(this.node.parentNode); + }; + elproto.append = function (el) { + if (el.type == "set") { + var it = this; + el.forEach(function (el) { + it.append(el); + }); + return this; + } + el = wrap(el); + this.node.appendChild(el.node); + el.paper = this.paper; + return this; + }; + elproto.prepend = function (el) { + el = wrap(el); + this.node.parentNode.insertBefore(el.node, this.node.firstChild); + el.paper = this.paper; + return this; + }; + elproto.before = function (el) { + el = wrap(el); + this.node.parentNode.insertBefore(el.node, this.node); + el.paper = this.paper; + return this; + }; + elproto.after = function (el) { + el = wrap(el); + this.node.parentNode.insertBefore(el.node, this.node.nextSibling); + el.paper = this.paper; + return this; + }; + elproto.insertBefore = function (el) { + el = wrap(el); + el.node.parentNode.insertBefore(this.node, el.node); + this.paper = el.paper; + return this; + }; + elproto.insertAfter = function (el) { + el = wrap(el); + el.node.parentNode.insertBefore(this.node, el.node.nextSibling); + this.paper = el.paper; + return this; + }; + elproto.remove = function () { + this.node.parentNode.removeChild(this.node); + delete this.paper; + this.removed = true; + }; + elproto.select = function (query) { + return new Element(this.node.querySelector(query)); + }; + elproto.selectAll = function (query) { + var nodelist = this.node.querySelectorAll(query), + set = (Savage.set || Array)(); + for (var i = 0; i < nodelist.length; i++) { + set.push(new Element(nodelist[i])); + } + return set; + }; + elproto.asPX = function (attr, value) { + return unit2px(this, attr, value); + }; + elproto.use = function () { + var use, + id = this.node.id; + if (!id) { + id = this.id; + $(this.node, { + id: id + }); + } + if (this.type == "linearGradient" || this.type == "radialGradient" || + this.type == "pattern") { + use = make(this.type, this.node.parentNode); + } else { + use = make("use", this.node.parentNode); + } + $(use.node, { + "xlink:href": "#" + id + }); + return use; + }; + elproto.clone = function () { + var clone = this.node.cloneNode(true); + // TODO replace with this.insertAfter() + this.node.parentNode.insertBefore(clone, this.node); + return new Element(clone); + }; + elproto.pattern = function (x, y, width, height) { + var p = make("pattern", this.paper.defs); + if (x == null) { + x = this.getBBox(); + } + if (x && "x" in x) { + y = x.y; + width = x.width; + height = x.height; + x = x.x; + } + $(p.node, { + x: x, + y: y, + width: width, + height: height, + patternUnits: "userSpaceOnUse", + id: p.id, + viewBox: [x, y, width, height].join(" ") + }); + p.node.appendChild(this.node); + return p; + }; + elproto.marker = function (x, y, width, height, refX, refY) { + var p = make("marker", this.paper.defs); + if (x == null) { + x = this.getBBox(); + } + if (x && "x" in x) { + y = x.y; + width = x.width; + height = x.height; + refX = x.refX; + refY = x.refY; + x = x.x; + } + $(p.node, { + viewBox: [x, y, width, height].join(S), + markerWidth: width, + markerHeight: height, + orient: "auto", + refX: refX || 0, + refY: refY || 0, + id: p.id + }); + p.node.appendChild(this.node); + return p; + }; + // animation + function applyAttr(el, key, f) { + var at = {}; + return function (value) { + at[key] = f ? f(value) : value; + el.attr(at); + }; + } + elproto.animate = function (attrs, ms, callback) { + var anims = [], eq; + for (var key in attrs) if (attrs[has](key)) { + if (this.equal) { + eq = this.equal(key, Str(attrs[key])); + anims.push(mina(eq.from, eq.to, ms, applyAttr(this, key, eq.f))); + } else { + anims.push(mina(+this.attr(key), +attrs[key], ms, applyAttr(this, key))); + } + } + }; +}(Element.prototype)); +Savage.parse = function (svg) { + var f = document.createDocumentFragment(), + pointer = f; + eve.on("elemental.tag", function (data, extra, raw) { + var tag = $(data); + $(tag, extra); + pointer.appendChild(tag); + pointer = tag; + }); + eve.on("elemental./tag", function () { + pointer = pointer.parentNode; + }); + eve.on("elemental.eof", function () { + eve.off("elemental.*"); + eve("savage.parsed", f); + }); + elemental().parse(svg).end(); + return f; +}; +function Fragment(frag) { + this.node = frag; +} +Fragment.prototype.select = Element.prototype.select; +Fragment.prototype.selectAll = Element.prototype.selectAll; +Savage.fragment = function () { + var args = Array.prototype.slice.call(arguments, 0), + f = document.createDocumentFragment(); + for (var i = 0, ii = args.length; i < ii; i++) { + var item = args[i]; + if (item.node && item.node.nodeType) { + f.appendChild(item.node); + } + if (item.nodeType) { + f.appendChild(item); + } + if (typeof item == "string") { + f.appendChild(Savage.parse(item)); + } + } + return new Fragment(f); +}; + +function make(name, parent) { + var res = $(name); + parent.appendChild(res); + var el = new Element(res); + el.type = name; + return el; +} +function Paper(w, h) { + var res, + desc, + defs, + proto = Paper.prototype; + if (w && w.tagName == "svg") { + if (w.savage in hub) { + return hub[w.savage]; + } + res = new Element(w); + desc = w.getElementsByTagName("desc")[0]; + defs = w.getElementsByTagName("defs")[0]; + } else { + res = make("svg", glob.doc.body); + $(res.node, { + height: h, + version: 1.1, + width: w, + 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; + res.defs = defs; + return res; +} +function wrap(dom) { + if (dom instanceof Element || dom instanceof Fragment) { + return dom; + } + return new Element(dom); +} +(function (proto) { + proto.el = function (name) { + var el = make(name, this.node); + return el; + }; + proto.rect = function (x, y, w, h, rx, ry) { + var el = make("rect", this.node); + if (ry == null) { + ry = rx; + } + if (is(x, "object") && "x" in x) { + el.attr(x); + } else if (x != null) { + el.attr({ + x: x, + y: y, + width: w, + height: h + }); + if (rx != null) { + el.attr({ + rx: rx, + ry: ry + }); + } + } + return el; + }; + proto.circle = function (cx, cy, r) { + var el = make("circle", this.node); + if (is(cx, "object") && "cx" in cx) { + el.attr(cx); + } else if (cx != null) { + el.attr({ + cx: cx, + cy: cy, + r: r + }); + } + return el; + }; + proto.image = function (src, x, y, width, height) { + var el = make("image", this.node); + if (is(src, "object") && "src" in src) { + el.attr(src); + } else if (src != null) { + var set = { + "xlink:href": src, + preserveAspectRatio: "none" + }; + if (x != null && y != null) { + set.x = x; + set.y = y; + } + if (width != null && height != null) { + set.width = width; + set.height = height; + } else { + preload(src, function () { + $(el.node, { + width: this.offsetWidth, + height: this.offsetHeight + }); + }); + } + $(el.node, set); + } + return el; + }; + proto.custom = function (name) { + var el = make(name, this.node); + return el; + }; + proto.ellipse = function (cx, cy, rx, ry) { + var el = make("ellipse", this.node); + if (is(cx, "object") && "cx" in cx) { + el.attr(cx); + } else if (cx != null) { + el.attr({ + cx: cx, + cy: cy, + rx: rx, + ry: ry + }); + } + return el; + }; + proto.path = function (d) { + var el = make("path", this.node); + if (is(d, "object")) { + el.attr(d); + } else if (d) { + el.attr({ + d: d + }); + } + return el; + }; + function add2group(list) { + if (!is(list, "array")) { + list = Array.prototype.slice.call(arguments, 0); + } + var i = 0, + j = 0, + node = this.node; + while (this[i]) delete this[i++]; + for (i = 0; i < list.length; i++) { + if (list[i].type == "set") { + list[i].forEach(function (el) { + node.appendChild(el.node); + }); + } else { + node.appendChild(list[i].node); + } + } + var children = node.childNodes; + for (i = 0; i < children.length; i++) if (children[i].savage) { + this[j++] = hub[children[i].savage]; + } + } + proto.group = proto.g = function () { + var el = make("g", this.node); + el.add = add2group; + if (arguments.length) { + add2group.call(el, Array.prototype.slice.call(arguments, 0)); + } + return el; + }; + proto.text = function (x, y, text) { + var el = make("text", this.node); + if (is(x, "object")) { + le.attr(x); + } else if (x != null) { + el.attr({ + x: x, + y: y, + text: text || "" + }); + } + return el; + }; + proto.line = function (x1, y1, x2, y2) { + var el = make("line", this.node); + if (is(x1, "object")) { + el.attr(x1); + } else if (x1 != null) { + el.attr({ + x1: x1, + x2: x2, + y1: y1, + y2: y2 + }); + } + return el; + }; + proto.polyline = function (points) { + if (arguments.length > 1) { + points = Array.prototype.slice.call(arguments, 0); + } + var el = make("polyline", this.node); + if (is(points, "object") && !is(points, "array")) { + el.attr(points); + } else if (points != null) { + el.attr({ + points: points + }); + } + return el; + }; + proto.polygon = function (points) { + if (arguments.length > 1) { + points = Array.prototype.slice.call(arguments, 0); + } + var el = make("polygon", this.node); + if (is(points, "object") && !is(points, "array")) { + el.attr(points); + } else if (points != null) { + el.attr({ + points: points + }); + } + return el; + }; + // gradients + (function () { + proto.gradient = function (str) { + var grad = arrayFirstValue(eve("savage.util.grad.parse", null, str)), + el; + 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; + }; + 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; + }; + 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; + }; + }()); +}(Paper.prototype)); +// Attributes event handlers +eve.on("savage.util.attr.mask", function (value) { + if (value instanceof Element || value instanceof Fragment) { + eve.stop(); + if (value instanceof Fragment && value.node.childNodes.length == 1) { + value = value.node.firstChild; + this.paper.defs.appendChild(value); + value = wrap(value); + } + if (value.type == "mask") { + var mask = value; + } else { + mask = make("mask", this.paper.defs); + mask.node.appendChild(value.node); + !mask.node.id && $(mask.node, { + id: mask.id + }); + } + $(this.node, { + mask: "url(#" + mask.id + ")" + }); + } +}); +(function (clipIt) { + eve.on("savage.util.attr.clip", clipIt); + eve.on("savage.util.attr.clip-path", clipIt); + eve.on("savage.util.attr.clipPath", clipIt); +}(function (value) { + if (value instanceof Element || value instanceof Fragment) { + eve.stop(); + if (value.type == "clipPath") { + var clip = value; + } else { + clip = make("clipPath", this.paper.defs); + clip.node.appendChild(value.node); + !clip.node.id && $(clip.node, { + id: clip.id + }); + } + $(this.node, { + "clip-path": "url(#" + clip.id + ")" + }); + } +})); +eve.on("savage.util.attr.fill", function (value) { + eve.stop(); + if (value instanceof Fragment && value.node.childNodes.length == 1 && + (value.node.firstChild.tagName == "radialGradient" || + value.node.firstChild.tagName == "linearGradient" || + value.node.firstChild.tagName == "pattern")) { + value = value.node.firstChild; + this.paper.defs.appendChild(value); + value = wrap(value); + } + if (value instanceof Element && + (value.type == "radialGradient" || value.type == "linearGradient" || + value.type == "pattern")) { + if (!value.node.id) { + $(value.node, { + id: value.id + }); + } + var fill = "url(#" + value.node.id + ")"; + } else { + fill = Savage.color(value); + if (fill.error) { + var grad = this.paper.gradient(value); + if (!grad.node.id) { + $(grad.node, { + id: grad.id + }); + } + fill = "url(#" + grad.node.id + ")"; + } else { + fill = Str(fill); + } + } + $(this.node, {fill: fill}); + this.node.style.fill = E; +}); +var gradrg = /^([lr])(?:\(([^)]*)\))?(.*)$/i; +eve.on("savage.util.grad.parse", function parseGrad(string) { + string = Str(string); + var tokens = string.match(gradrg), + type = tokens[1], + params = tokens[2], + stops = tokens[3]; + params = params.split(/\s*,\s*/).map(function (el) { + return +el == el ? +el : el; + }); + if (params.length == 1 && params[0] == 0) { + params = []; + } + stops = stops.split("-"); + stops = stops.map(function (el) { + el = el.split(":"); + var out = { + color: el[0] + }; + if (el[1]) { + out.offset = el[1]; + } + return out; + }); + return { + type: type, + params: params, + stops: stops + }; +}); + +eve.on("savage.util.attr.d", function (value) { + eve.stop(); + if (is(value, "array") && is(value[0], "array")) { + value = Savage.path.toString.call(value); + } + value = Str(value); + if (value.match(/[ruo]/i)) { + value = Savage.path.toAbsolute(value); + } + $(this.node, {d: value}); +})(-1); +eve.on("savage.util.attr.path", function (value) { + eve.stop(); + this.attr({d: value}); +})(-1); +eve.on("savage.util.attr.viewBox", function (value) { + var vb; + if (is(value, "object") && "x" in value) { + vb = [value.x, value.y, value.width, value.height].join(" "); + } else if (is(value, "array")) { + vb = value.join(" "); + } else { + vb = value; + } + $(this.node, { + viewBox: vb + }); + eve.stop(); +})(-1); +eve.on("savage.util.attr.transform", function (value) { + this.transform(value); + eve.stop(); +})(-1); +eve.on("savage.util.attr.r", function (value) { + if (this.type == "rect") { + eve.stop(); + $(this.node, { + rx: value, + ry: value + }); + } +})(-1); +eve.on("savage.util.attr.text", function (value) { + if (this.type == "text") { + var i = 0, + node = this.node; + var tuner = function (chunk) { + var out = $("tspan"); + if (is(chunk, "array")) { + for (var i = 0; i < chunk.length; i++) { + out.appendChild(tuner(chunk[i])); + } + } else { + out.appendChild(glob.doc.createTextNode(chunk)); + } + out.normalize && out.normalize(); + return out; + }; + while (node.firstChild) { + node.removeChild(node.firstChild); + } + node.appendChild(tuner(value)); + } + eve.stop(); +})(-1); +// default +var availableAttributes = { + rect: { + x: 0, + y: 0, + width: 0, + height: 0, + rx: 0, + ry: 0, + "class": 0 + }, + circle: { + cx: 0, + cy: 0, + r: 0, + "class": 0 + }, + ellipse: { + cx: 0, + cy: 0, + rx: 0, + ry: 0, + "class": 0 + }, + line: { + x1: 0, + y1: 0, + x2: 0, + y2: 0, + "class": 0 + }, + polyline: { + points: "", + "class": 0 + }, + polygon: { + points: "", + "class": 0 + }, + text: { + x: 0, + y: 0, + dx: 0, + dy: 0, + rotate: 0, + textLength: 0, + lengthAdjust: 0, + "class": 0 + }, + tspan: { + x: 0, + y: 0, + dx: 0, + dy: 0, + rotate: 0, + textLength: 0, + lengthAdjust: 0, + "class": 0 + }, + textPath: { + "xlink:href": 0, + startOffset: 0, + method: 0, + spacing: 0, + "class": 0 + }, + marker: { + viewBox: 0, + preserveAspectRatio: 0, + refX: 0, + refY: 0, + markerUnits: 0, + markerWidth: 0, + markerHeight: 0, + orient: 0, + "class": 0 + }, + linearGradient: { + x1: 0, + y1: 0, + x2: 0, + y2: 0, + gradientUnits: 0, + gradientTransform: 0, + spreadMethod: 0, + "xlink:href": 0, + "class": 0 + }, + radialGradient: { + cx: 0, + cy: 0, + r: 0, + fx: 0, + fy: 0, + gradientUnits: 0, + gradientTransform: 0, + spreadMethod: 0, + "xlink:href": 0, + "class": 0 + }, + stop: { + offset: 0, + "class": 0 + }, + pattern: { + viewBox: 0, + preserveAspectRatio: 0, + x: 0, + y: 0, + width: 0, + height: 0, + patternUnits: 0, + patternContentUnits: 0, + patternTransform: 0, + "xlink:href": 0, + "class": 0 + }, + clipPath: { + transform: 0, + clipPathUnits: 0, + "class": 0 + }, + mask: { + x: 0, + y: 0, + width: 0, + height: 0, + maskUnits: 0, + maskContentUnits: 0, + "class": 0 + }, + image: { + preserveAspectRatio: 0, + transform: 0, + x: 0, + y: 0, + width: 0, + height: 0, + "xlink:href": 0, + "class": 0 + }, + path: { + d: "", + "class": 0 + } +}; +eve.on("savage.util.attr", function (value) { + var att = eve.nt(); + att = att.substring(att.lastIndexOf(".") + 1); + var style = att.replace(/-(\w)/gi, function (all, letter) { + return letter.toUpperCase(); + }); + if (availableAttributes[has](this.type) && availableAttributes[this.type][has](att)) { + value == null ? this.node.removeAttribute(att) : this.node.setAttribute(att, value); + } else { + this.node.style[style] = value == null ? E : value; + } +}); +eve.on("savage.util.getattr.transform", function () { + eve.stop(); + return this.transform(); +})(-1); +// Markers +(function () { + function getter(end) { + return function () { + eve.stop(); + var style = glob.doc.defaultView.getComputedStyle(this.node, null).getPropertyValue("marker-" + end); + if (style == "none") { + return style; + } else { + return Savage(glob.doc.getElementById(style.match(reURLValue)[1])); + } + }; + } + function setter(end) { + return function (value) { + eve.stop(); + var name = "marker" + end.charAt(0).toUpperCase() + end.substring(1); + if (value == "" || !value) { + this.node.style[name] = "none"; + return; + } + if (value.type == "marker") { + var id = value.node.id; + if (!id) { + $(value.node, {id: value.id}); + } + this.node.style[name] = "url(#" + id + ")"; + return; + } + }; + } + eve.on("savage.util.getattr.marker-end", getter("end"))(-1); + eve.on("savage.util.getattr.markerEnd", getter("end"))(-1); + eve.on("savage.util.getattr.marker-start", getter("start"))(-1); + eve.on("savage.util.getattr.markerStart", getter("start"))(-1); + eve.on("savage.util.getattr.marker-mid", getter("mid"))(-1); + eve.on("savage.util.getattr.markerMid", getter("mid"))(-1); + eve.on("savage.util.attr.marker-end", setter("end"))(-1); + eve.on("savage.util.attr.markerEnd", setter("end"))(-1); + eve.on("savage.util.attr.marker-start", setter("start"))(-1); + eve.on("savage.util.attr.markerStart", setter("start"))(-1); + eve.on("savage.util.attr.marker-mid", setter("mid"))(-1); + eve.on("savage.util.attr.markerMid", setter("mid"))(-1); +}()); +eve.on("savage.util.getattr.r", function () { + if (this.type == "rect" && $(this.node, "rx") == $(this.node, "ry")) { + eve.stop(); + return $(this.node, "rx"); + } +})(-1); +eve.on("savage.util.getattr.viewBox", function () { + eve.stop(); + var vb = $(this.node, "viewBox").split(separator); + return Savage._.box(+vb[0], +vb[1], +vb[2], +vb[3]); + // TODO: investigate why I need to z-index it +})(-1); +eve.on("savage.util.getattr.points", function () { + var p = $(this.node, "points"); + eve.stop(); + return p.split(separator); +}); +eve.on("savage.util.getattr.path", function () { + var p = $(this.node, "d"); + eve.stop(); + return p; +}); +// default +eve.on("savage.util.getattr", function () { + var att = eve.nt(); + att = att.substring(att.lastIndexOf(".") + 1); + var style = att.replace(/-(\w)/gi, function (all, letter) { + return letter.toUpperCase(); + }); + if (availableAttributes[has](this.type) && availableAttributes[this.type][has](att)) { + return this.node.getAttribute(att); + } else { + return glob.doc.defaultView.getComputedStyle(this.node, null).getPropertyValue(style); + } +}); +Savage.plugin = function (f) { + f(Savage, Element, Paper, glob); +}; +return Savage; +}()); +Savage.plugin(function (Savage, Element, Paper, glob) { + var elproto = Element.prototype, + is = Savage.is, + clone = Savage._.clone, + has = "hasOwnProperty", + p2s = /,?([a-z]),?/gi, + toFloat = parseFloat, + math = Math, + PI = math.PI, + mmin = math.min, + mmax = math.max, + pow = math.pow, + abs = math.abs; + function paths(ps) { + var p = paths.ps = paths.ps || {}; + if (p[ps]) { + p[ps].sleep = 100; + } else { + p[ps] = { + sleep: 100 + }; + } + setTimeout(function () { + for (var key in p) if (p[has](key) && key != ps) { + p[key].sleep--; + !p[key].sleep && delete p[key]; + } + }); + return p[ps]; + } + function box(x, y, width, height) { + if (x == null) { + x = y = width = height = 0; + } + if (y == null) { + y = x.y; + width = x.width; + height = x.height; + x = x.x; + } + return { + x: x, + y: y, + width: width, + w: width, + height: height, + h: height, + x2: x + width, + y2: y + height, + cx: x + width / 2, + cy: y + height / 2, + r1: math.min(width, height) / 2, + r2: math.max(width, height) / 2, + r0: math.sqrt(width * width + height * height) / 2, + path: rectPath(x, y, width, height), + vb: [x, y, width, height].join(" ") + }; + } + function toString() { + return this.join(",").replace(p2s, "$1"); + } + function pathClone(pathArray) { + var res = clone(pathArray); + res.toString = toString; + return res; + } + function getPointAtSegmentLength(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length) { + if (length == null) { + return bezlen(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y); + } else { + return findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, + getTotLen(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, length)); + } + } + function getLengthFactory(istotal, subpath) { + function O(val) { + return +(+val).toFixed(3); + } + return function (path, length, onlystart) { + path = path2curve(path); + var x, y, p, l, sp = "", subpaths = {}, point, + len = 0; + for (var i = 0, ii = path.length; i < ii; i++) { + p = path[i]; + if (p[0] == "M") { + x = +p[1]; + y = +p[2]; + } else { + l = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6]); + if (len + l > length) { + if (subpath && !subpaths.start) { + point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len); + sp += [ + "C" + O(point.start.x), + O(point.start.y), + O(point.m.x), + O(point.m.y), + O(point.x), + O(point.y) + ]; + if (onlystart) {return sp;} + subpaths.start = sp; + sp = [ + "M" + O(point.x), + O(point.y) + "C" + O(point.n.x), + O(point.n.y), + O(point.end.x), + O(point.end.y), + O(p[5]), + O(p[6]) + ].join(); + len += l; + x = +p[5]; + y = +p[6]; + continue; + } + if (!istotal && !subpath) { + point = getPointAtSegmentLength(x, y, p[1], p[2], p[3], p[4], p[5], p[6], length - len); + return point; + } + } + len += l; + x = +p[5]; + y = +p[6]; + } + sp += p.shift() + p; + } + 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; + }; + } + var getTotalLength = getLengthFactory(1), + getPointAtLength = getLengthFactory(), + getSubpathsAtLength = getLengthFactory(0, 1); + function findDotsAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) { + var t1 = 1 - t, + t13 = pow(t1, 3), + t12 = pow(t1, 2), + t2 = t * t, + t3 = t2 * t, + x = t13 * p1x + t12 * 3 * t * c1x + t1 * 3 * t * t * c2x + t3 * p2x, + y = t13 * p1y + t12 * 3 * t * c1y + t1 * 3 * t * t * c2y + t3 * p2y, + mx = p1x + 2 * t * (c1x - p1x) + t2 * (c2x - 2 * c1x + p1x), + my = p1y + 2 * t * (c1y - p1y) + t2 * (c2y - 2 * c1y + p1y), + nx = c1x + 2 * t * (c2x - c1x) + t2 * (p2x - 2 * c2x + c1x), + ny = c1y + 2 * t * (c2y - c1y) + t2 * (p2y - 2 * c2y + c1y), + ax = t1 * p1x + t * c1x, + ay = t1 * p1y + t * c1y, + cx = t1 * c2x + t * p2x, + cy = t1 * c2y + t * p2y, + alpha = (90 - math.atan2(mx - nx, my - ny) * 180 / PI); + // (mx > nx || my < ny) && (alpha += 180); + return { + x: x, + y: y, + m: {x: mx, y: my}, + n: {x: nx, y: ny}, + start: {x: ax, y: ay}, + end: {x: cx, y: cy}, + alpha: alpha + }; + } + function bezierBBox(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) { + if (!Savage.is(p1x, "array")) { + p1x = [p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y]; + } + var bbox = curveDim.apply(null, p1x); + return box( + bbox.min.x, + bbox.min.y, + bbox.max.x - bbox.min.x, + bbox.max.y - bbox.min.y + ); + } + function isPointInsideBBox(bbox, x, y) { + return x >= bbox.x && + x <= bbox.x + bbox.width && + y >= bbox.y && + y <= bbox.y + bbox.height; + } + function isBBoxIntersect(bbox1, bbox2) { + bbox1 = box(bbox1); + bbox2 = box(bbox2); + return isPointInsideBBox(bbox2, bbox1.x, bbox1.y) + || isPointInsideBBox(bbox2, bbox1.x2, bbox1.y) + || isPointInsideBBox(bbox2, bbox1.x, bbox1.y2) + || isPointInsideBBox(bbox2, bbox1.x2, bbox1.y2) + || isPointInsideBBox(bbox1, bbox2.x, bbox2.y) + || isPointInsideBBox(bbox1, bbox2.x2, bbox2.y) + || isPointInsideBBox(bbox1, bbox2.x, bbox2.y2) + || isPointInsideBBox(bbox1, bbox2.x2, bbox2.y2) + || (bbox1.x < bbox2.x2 && bbox1.x > bbox2.x + || bbox2.x < bbox1.x2 && bbox2.x > bbox1.x) + && (bbox1.y < bbox2.y2 && bbox1.y > bbox2.y + || bbox2.y < bbox1.y2 && bbox2.y > bbox1.y); + } + function base3(t, p1, p2, p3, p4) { + var t1 = -3 * p1 + 9 * p2 - 9 * p3 + 3 * p4, + t2 = t * t1 + 6 * p1 - 12 * p2 + 6 * p3; + return t * t2 - 3 * p1 + 3 * p2; + } + function bezlen(x1, y1, x2, y2, x3, y3, x4, y4, z) { + if (z == null) { + z = 1; + } + z = z > 1 ? 1 : z < 0 ? 0 : z; + var z2 = z / 2, + n = 12, + Tvalues = [-0.1252,0.1252,-0.3678,0.3678,-0.5873,0.5873,-0.7699,0.7699,-0.9041,0.9041,-0.9816,0.9816], + Cvalues = [0.2491,0.2491,0.2335,0.2335,0.2032,0.2032,0.1601,0.1601,0.1069,0.1069,0.0472,0.0472], + sum = 0; + for (var i = 0; i < n; i++) { + var ct = z2 * Tvalues[i] + z2, + xbase = base3(ct, x1, x2, x3, x4), + ybase = base3(ct, y1, y2, y3, y4), + comb = xbase * xbase + ybase * ybase; + sum += Cvalues[i] * math.sqrt(comb); + } + return z2 * sum; + } + function getTotLen(x1, y1, x2, y2, x3, y3, x4, y4, ll) { + if (ll < 0 || bezlen(x1, y1, x2, y2, x3, y3, x4, y4) < ll) { + return; + } + var t = 1, + step = t / 2, + t2 = t - step, + l, + e = .01; + l = bezlen(x1, y1, x2, y2, x3, y3, x4, y4, t2); + while (abs(l - ll) > e) { + step /= 2; + t2 += (l < ll ? 1 : -1) * step; + l = bezlen(x1, y1, x2, y2, x3, y3, x4, y4, t2); + } + return t2; + } + function intersect(x1, y1, x2, y2, x3, y3, x4, y4) { + if ( + mmax(x1, x2) < mmin(x3, x4) || + mmin(x1, x2) > mmax(x3, x4) || + mmax(y1, y2) < mmin(y3, y4) || + mmin(y1, y2) > mmax(y3, y4) + ) { + return; + } + var nx = (x1 * y2 - y1 * x2) * (x3 - x4) - (x1 - x2) * (x3 * y4 - y3 * x4), + ny = (x1 * y2 - y1 * x2) * (y3 - y4) - (y1 - y2) * (x3 * y4 - y3 * x4), + denominator = (x1 - x2) * (y3 - y4) - (y1 - y2) * (x3 - x4); + + if (!denominator) { + return; + } + var px = nx / denominator, + py = ny / denominator, + px2 = +px.toFixed(2), + py2 = +py.toFixed(2); + if ( + px2 < +mmin(x1, x2).toFixed(2) || + px2 > +mmax(x1, x2).toFixed(2) || + px2 < +mmin(x3, x4).toFixed(2) || + px2 > +mmax(x3, x4).toFixed(2) || + py2 < +mmin(y1, y2).toFixed(2) || + py2 > +mmax(y1, y2).toFixed(2) || + py2 < +mmin(y3, y4).toFixed(2) || + py2 > +mmax(y3, y4).toFixed(2) + ) { + return; + } + return {x: px, y: py}; + } + function inter(bez1, bez2) { + return interHelper(bez1, bez2); + } + function interCount(bez1, bez2) { + return interHelper(bez1, bez2, 1); + } + function interHelper(bez1, bez2, justCount) { + var bbox1 = bezierBBox(bez1), + bbox2 = bezierBBox(bez2); + if (!isBBoxIntersect(bbox1, bbox2)) { + return justCount ? 0 : []; + } + var l1 = bezlen.apply(0, bez1), + l2 = bezlen.apply(0, bez2), + n1 = ~~(l1 / 5), + n2 = ~~(l2 / 5), + dots1 = [], + dots2 = [], + xy = {}, + res = justCount ? 0 : []; + for (var i = 0; i < n1 + 1; i++) { + var p = findDotsAtSegment.apply(0, bez1.concat(i / n1)); + dots1.push({x: p.x, y: p.y, t: i / n1}); + } + for (i = 0; i < n2 + 1; i++) { + p = findDotsAtSegment.apply(0, bez2.concat(i / n2)); + dots2.push({x: p.x, y: p.y, t: i / n2}); + } + for (i = 0; i < n1; i++) { + for (var j = 0; j < n2; j++) { + var di = dots1[i], + di1 = dots1[i + 1], + dj = dots2[j], + dj1 = dots2[j + 1], + ci = abs(di1.x - di.x) < .001 ? "y" : "x", + cj = abs(dj1.x - dj.x) < .001 ? "y" : "x", + is = intersect(di.x, di.y, di1.x, di1.y, dj.x, dj.y, dj1.x, dj1.y); + if (is) { + if (xy[is.x.toFixed(4)] == is.y.toFixed(4)) { + continue; + } + xy[is.x.toFixed(4)] = is.y.toFixed(4); + var t1 = di.t + abs((is[ci] - di[ci]) / (di1[ci] - di[ci])) * (di1.t - di.t), + t2 = dj.t + abs((is[cj] - dj[cj]) / (dj1[cj] - dj[cj])) * (dj1.t - dj.t); + if (t1 >= 0 && t1 <= 1 && t2 >= 0 && t2 <= 1) { + if (justCount) { + res++; + } else { + res.push({ + x: is.x, + y: is.y, + t1: t1, + t2: t2 + }); + } + } + } + } + } + return res; + } + function pathIntersection(path1, path2) { + return interPathHelper(path1, path2); + } + function pathIntersectionNumber(path1, path2) { + return interPathHelper(path1, path2, 1); + } + function interPathHelper(path1, path2, justCount) { + path1 = path2curve(path1); + path2 = path2curve(path2); + var x1, y1, x2, y2, x1m, y1m, x2m, y2m, bez1, bez2, + res = justCount ? 0 : []; + for (var i = 0, ii = path1.length; i < ii; i++) { + var pi = path1[i]; + if (pi[0] == "M") { + x1 = x1m = pi[1]; + y1 = y1m = pi[2]; + } else { + if (pi[0] == "C") { + bez1 = [x1, y1].concat(pi.slice(1)); + x1 = bez1[6]; + y1 = bez1[7]; + } else { + bez1 = [x1, y1, x1, y1, x1m, y1m, x1m, y1m]; + x1 = x1m; + y1 = y1m; + } + for (var j = 0, jj = path2.length; j < jj; j++) { + var pj = path2[j]; + if (pj[0] == "M") { + x2 = x2m = pj[1]; + y2 = y2m = pj[2]; + } else { + if (pj[0] == "C") { + bez2 = [x2, y2].concat(pj.slice(1)); + x2 = bez2[6]; + y2 = bez2[7]; + } else { + bez2 = [x2, y2, x2, y2, x2m, y2m, x2m, y2m]; + x2 = x2m; + y2 = y2m; + } + var intr = interHelper(bez1, bez2, justCount); + if (justCount) { + res += intr; + } else { + for (var k = 0, kk = intr.length; k < kk; k++) { + intr[k].segment1 = i; + intr[k].segment2 = j; + intr[k].bez1 = bez1; + intr[k].bez2 = bez2; + } + res = res.concat(intr); + } + } + } + } + } + return res; + } + function isPointInsidePath(path, x, y) { + var bbox = pathBBox(path); + return isPointInsideBBox(bbox, x, y) && + interPathHelper(path, [["M", x, y], ["H", bbox.x2 + 10]], 1) % 2 == 1; + } + function pathBBox(path) { + var pth = paths(path); + if (pth.bbox) { + return clone(pth.bbox); + } + if (!path) { + return box(); + } + path = path2curve(path); + var x = 0, + y = 0, + X = [], + Y = [], + p; + for (var i = 0, ii = path.length; i < ii; i++) { + p = path[i]; + if (p[0] == "M") { + x = p[1]; + y = p[2]; + X.push(x); + Y.push(y); + } else { + var dim = curveDim(x, y, p[1], p[2], p[3], p[4], p[5], p[6]); + X = X.concat(dim.min.x, dim.max.x); + Y = Y.concat(dim.min.y, dim.max.y); + x = p[5]; + y = p[6]; + } + } + var xmin = mmin.apply(0, X), + ymin = mmin.apply(0, Y), + xmax = mmax.apply(0, X), + ymax = mmax.apply(0, Y), + bb = box(xmin, ymin, xmax - xmin, ymax - ymin); + pth.bbox = clone(bb); + return bb; + } + function rectPath(x, y, w, h, r) { + if (r) { + return [ + ["M", x + r, y], + ["l", w - r * 2, 0], + ["a", r, r, 0, 0, 1, r, r], + ["l", 0, h - r * 2], + ["a", r, r, 0, 0, 1, -r, r], + ["l", r * 2 - w, 0], + ["a", r, r, 0, 0, 1, -r, -r], + ["l", 0, r * 2 - h], + ["a", r, r, 0, 0, 1, r, -r], + ["z"] + ]; + } + var res = [["M", x, y], ["l", w, 0], ["l", 0, h], ["l", -w, 0], ["z"]]; + res.toString = toString; + return res; + } + function ellipsePath(x, y, rx, ry, a) { + if (a == null && ry == null) { + ry = rx; + } + if (a != null) { + var rad = Math.PI / 180, + x1 = x + rx * Math.cos(-ry * rad), + x2 = x + rx * Math.cos(-a * rad), + y1 = y + rx * Math.sin(-ry * rad), + y2 = y + rx * Math.sin(-a * rad), + res = [["M", x1, y1], ["A", rx, rx, 0, +(a - ry > 180), 0, x2, y2]]; + } else { + res = [ + ["M", x, y], + ["m", 0, -ry], + ["a", rx, ry, 0, 1, 1, 0, 2 * ry], + ["a", rx, ry, 0, 1, 1, 0, -2 * ry], + ["z"] + ]; + } + res.toString = toString; + return res; + } + var getPath = { + path: function (el) { + return el.attr("path"); + }, + circle: function (el) { + var attr = unit2px(el); + return ellipsePath(attr.cx, attr.cy, attr.r); + }, + ellipse: function (el) { + var attr = unit2px(el); + return ellipsePath(attr.cx, attr.cy, attr.rx, attr.ry); + }, + rect: function (el) { + var attr = unit2px(el); + return rectPath(attr.x, attr.y, attr.width, attr.height, attr.rx, attr.ry); + }, + image: function (el) { + var attr = unit2px(el); + return rectPath(attr.x, attr.y, attr.width, attr.height); + }, + text: function (el) { + var bbox = el.node.getBBox(); + return rectPath(bbox.x, bbox.y, bbox.width, bbox.height); + }, + g: function (el) { + var bbox = el.node.getBBox(); + return rectPath(bbox.x, bbox.y, bbox.width, bbox.height); + }, + symbol: function (el) { + var bbox = el.getBBox(); + return rectPath(bbox.x, bbox.y, bbox.width, bbox.height); + } + }; + function pathToRelative(pathArray) { + var pth = paths(pathArray); + if (pth.rel) { + return pathClone(pth.rel); + } + if (!Savage.is(pathArray, "array") || !Savage.is(pathArray && pathArray[0], "array")) { + pathArray = Savage.parsePathString(pathArray); + } + var res = [], + x = 0, + y = 0, + mx = 0, + my = 0, + start = 0; + if (pathArray[0][0] == "M") { + x = pathArray[0][1]; + y = pathArray[0][2]; + mx = x; + my = y; + start++; + res.push(["M", x, y]); + } + for (var i = start, ii = pathArray.length; i < ii; i++) { + var r = res[i] = [], + pa = pathArray[i]; + if (pa[0] != lowerCase.call(pa[0])) { + r[0] = lowerCase.call(pa[0]); + switch (r[0]) { + case "a": + r[1] = pa[1]; + r[2] = pa[2]; + r[3] = pa[3]; + r[4] = pa[4]; + r[5] = pa[5]; + r[6] = +(pa[6] - x).toFixed(3); + r[7] = +(pa[7] - y).toFixed(3); + break; + case "v": + r[1] = +(pa[1] - y).toFixed(3); + break; + case "m": + mx = pa[1]; + my = pa[2]; + default: + for (var j = 1, jj = pa.length; j < jj; j++) { + r[j] = +(pa[j] - ((j % 2) ? x : y)).toFixed(3); + } + } + } else { + r = res[i] = []; + if (pa[0] == "m") { + mx = pa[1] + x; + my = pa[2] + y; + } + for (var k = 0, kk = pa.length; k < kk; k++) { + res[i][k] = pa[k]; + } + } + var len = res[i].length; + switch (res[i][0]) { + case "z": + x = mx; + y = my; + break; + case "h": + x += +res[i][len - 1]; + break; + case "v": + y += +res[i][len - 1]; + break; + default: + x += +res[i][len - 2]; + y += +res[i][len - 1]; + } + } + res.toString = toString; + pth.rel = pathClone(res); + return res; + } + function pathToAbsolute(pathArray) { + var pth = paths(pathArray); + if (pth.abs) { + return pathClone(pth.abs); + } + if (!is(pathArray, "array") || !is(pathArray && pathArray[0], "array")) { // rough assumption + pathArray = Savage.parsePathString(pathArray); + } + if (!pathArray || !pathArray.length) { + return [["M", 0, 0]]; + } + var res = [], + x = 0, + y = 0, + mx = 0, + my = 0, + start = 0, + pa0; + if (pathArray[0][0] == "M") { + x = +pathArray[0][1]; + y = +pathArray[0][2]; + mx = x; + my = y; + start++; + res[0] = ["M", x, y]; + } + var crz = pathArray.length == 3 && + pathArray[0][0] == "M" && + pathArray[1][0].toUpperCase() == "R" && + pathArray[2][0].toUpperCase() == "Z"; + for (var r, pa, i = start, ii = pathArray.length; i < ii; i++) { + res.push(r = []); + pa = pathArray[i]; + pa0 = pa[0]; + if (pa0 != pa0.toUpperCase()) { + r[0] = pa0.toUpperCase(); + switch (r[0]) { + case "A": + r[1] = pa[1]; + r[2] = pa[2]; + r[3] = pa[3]; + r[4] = pa[4]; + r[5] = pa[5]; + r[6] = +(pa[6] + x); + r[7] = +(pa[7] + y); + break; + case "V": + r[1] = +pa[1] + y; + break; + case "H": + r[1] = +pa[1] + x; + break; + case "R": + var dots = [x, y].concat(pa.slice(1)); + for (var j = 2, jj = dots.length; j < jj; j++) { + dots[j] = +dots[j] + x; + dots[++j] = +dots[j] + y; + } + res.pop(); + res = res.concat(catmullRom2bezier(dots, crz)); + break; + case "O": + res.pop(); + dots = ellipsePath(x, y, pa[1], pa[2]); + dots.push(dots[0]); + res = res.concat(dots); + break; + case "U": + res.pop(); + res = res.concat(ellipsePath(x, y, pa[1], pa[2], pa[3])); + r = ["U"].concat(res[res.length - 1].slice(-2)); + break; + case "M": + mx = +pa[1] + x; + my = +pa[2] + y; + default: + for (j = 1, jj = pa.length; j < jj; j++) { + r[j] = +pa[j] + ((j % 2) ? x : y); + } + } + } else if (pa0 == "R") { + dots = [x, y].concat(pa.slice(1)); + res.pop(); + res = res.concat(catmullRom2bezier(dots, crz)); + r = ["R"].concat(pa.slice(-2)); + } else if (pa0 == "O") { + res.pop(); + dots = ellipsePath(x, y, pa[1], pa[2]); + dots.push(dots[0]); + res = res.concat(dots); + } else if (pa0 == "U") { + res.pop(); + res = res.concat(ellipsePath(x, y, pa[1], pa[2], pa[3])); + r = ["U"].concat(res[res.length - 1].slice(-2)); + } else { + for (var k = 0, kk = pa.length; k < kk; k++) { + r[k] = pa[k]; + } + } + pa0 = pa0.toUpperCase(); + if (pa0 != "O") { + switch (r[0]) { + case "Z": + x = mx; + y = my; + break; + case "H": + x = r[1]; + break; + case "V": + y = r[1]; + break; + case "M": + mx = r[r.length - 2]; + my = r[r.length - 1]; + default: + x = r[r.length - 2]; + y = r[r.length - 1]; + } + } + } + res.toString = toString; + pth.abs = pathClone(res); + return res; + } + function l2c(x1, y1, x2, y2) { + return [x1, y1, x2, y2, x2, y2]; + } + function q2c(x1, y1, ax, ay, x2, y2) { + var _13 = 1 / 3, + _23 = 2 / 3; + return [ + _13 * x1 + _23 * ax, + _13 * y1 + _23 * ay, + _13 * x2 + _23 * ax, + _13 * y2 + _23 * ay, + x2, + y2 + ]; + } + function a2c(x1, y1, rx, ry, angle, large_arc_flag, sweep_flag, x2, y2, recursive) { + // for more information of where this math came from visit: + // http://www.w3.org/TR/SVG11/implnote.html#ArcImplementationNotes + var _120 = PI * 120 / 180, + rad = PI / 180 * (+angle || 0), + res = [], + xy, + rotate = cacher(function (x, y, rad) { + var X = x * math.cos(rad) - y * math.sin(rad), + Y = x * math.sin(rad) + y * math.cos(rad); + return {x: X, y: Y}; + }); + if (!recursive) { + xy = rotate(x1, y1, -rad); + x1 = xy.x; + y1 = xy.y; + xy = rotate(x2, y2, -rad); + x2 = xy.x; + y2 = xy.y; + var cos = math.cos(PI / 180 * angle), + sin = math.sin(PI / 180 * angle), + x = (x1 - x2) / 2, + y = (y1 - y2) / 2; + var h = (x * x) / (rx * rx) + (y * y) / (ry * ry); + if (h > 1) { + h = math.sqrt(h); + rx = h * rx; + ry = h * ry; + } + var rx2 = rx * rx, + ry2 = ry * ry, + k = (large_arc_flag == sweep_flag ? -1 : 1) * + math.sqrt(abs((rx2 * ry2 - rx2 * y * y - ry2 * x * x) / (rx2 * y * y + ry2 * x * x))), + cx = k * rx * y / ry + (x1 + x2) / 2, + cy = k * -ry * x / rx + (y1 + y2) / 2, + f1 = math.asin(((y1 - cy) / ry).toFixed(9)), + f2 = math.asin(((y2 - cy) / ry).toFixed(9)); + + f1 = x1 < cx ? PI - f1 : f1; + f2 = x2 < cx ? PI - f2 : f2; + f1 < 0 && (f1 = PI * 2 + f1); + f2 < 0 && (f2 = PI * 2 + f2); + if (sweep_flag && f1 > f2) { + f1 = f1 - PI * 2; + } + if (!sweep_flag && f2 > f1) { + f2 = f2 - PI * 2; + } + } else { + f1 = recursive[0]; + f2 = recursive[1]; + cx = recursive[2]; + cy = recursive[3]; + } + var df = f2 - f1; + if (abs(df) > _120) { + var f2old = f2, + x2old = x2, + y2old = y2; + f2 = f1 + _120 * (sweep_flag && f2 > f1 ? 1 : -1); + x2 = cx + rx * math.cos(f2); + y2 = cy + ry * math.sin(f2); + res = a2c(x2, y2, rx, ry, angle, 0, sweep_flag, x2old, y2old, [f2, f2old, cx, cy]); + } + df = f2 - f1; + var c1 = math.cos(f1), + s1 = math.sin(f1), + c2 = math.cos(f2), + s2 = math.sin(f2), + t = math.tan(df / 4), + hx = 4 / 3 * rx * t, + hy = 4 / 3 * ry * t, + m1 = [x1, y1], + m2 = [x1 + hx * s1, y1 - hy * c1], + m3 = [x2 + hx * s2, y2 - hy * c2], + m4 = [x2, y2]; + m2[0] = 2 * m1[0] - m2[0]; + m2[1] = 2 * m1[1] - m2[1]; + if (recursive) { + return [m2, m3, m4].concat(res); + } else { + res = [m2, m3, m4].concat(res).join().split(","); + var newres = []; + for (var i = 0, ii = res.length; i < ii; i++) { + newres[i] = i % 2 ? rotate(res[i - 1], res[i], rad).y : rotate(res[i], res[i + 1], rad).x; + } + return newres; + } + } + function findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t) { + var t1 = 1 - t; + return { + x: pow(t1, 3) * p1x + pow(t1, 2) * 3 * t * c1x + t1 * 3 * t * t * c2x + pow(t, 3) * p2x, + y: pow(t1, 3) * p1y + pow(t1, 2) * 3 * t * c1y + t1 * 3 * t * t * c2y + pow(t, 3) * p2y + }; + } + function curveDim(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y) { + var a = (c2x - 2 * c1x + p1x) - (p2x - 2 * c2x + c1x), + b = 2 * (c1x - p1x) - 2 * (c2x - c1x), + c = p1x - c1x, + t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a, + t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a, + y = [p1y, p2y], + x = [p1x, p2x], + dot; + abs(t1) > "1e12" && (t1 = .5); + abs(t2) > "1e12" && (t2 = .5); + if (t1 > 0 && t1 < 1) { + dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1); + x.push(dot.x); + y.push(dot.y); + } + if (t2 > 0 && t2 < 1) { + dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2); + x.push(dot.x); + y.push(dot.y); + } + a = (c2y - 2 * c1y + p1y) - (p2y - 2 * c2y + c1y); + b = 2 * (c1y - p1y) - 2 * (c2y - c1y); + c = p1y - c1y; + t1 = (-b + math.sqrt(b * b - 4 * a * c)) / 2 / a; + t2 = (-b - math.sqrt(b * b - 4 * a * c)) / 2 / a; + abs(t1) > "1e12" && (t1 = .5); + abs(t2) > "1e12" && (t2 = .5); + if (t1 > 0 && t1 < 1) { + dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t1); + x.push(dot.x); + y.push(dot.y); + } + if (t2 > 0 && t2 < 1) { + dot = findDotAtSegment(p1x, p1y, c1x, c1y, c2x, c2y, p2x, p2y, t2); + x.push(dot.x); + y.push(dot.y); + } + return { + min: {x: mmin.apply(0, x), y: mmin.apply(0, y)}, + max: {x: mmax.apply(0, x), y: mmax.apply(0, y)} + }; + } + function path2curve(path, path2) { + var pth = !path2 && paths(path); + if (!path2 && pth.curve) { + return pathClone(pth.curve); + } + var p = pathToAbsolute(path), + p2 = path2 && pathToAbsolute(path2), + attrs = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null}, + attrs2 = {x: 0, y: 0, bx: 0, by: 0, X: 0, Y: 0, qx: null, qy: null}, + processPath = function (path, d) { + var nx, ny; + if (!path) { + return ["C", d.x, d.y, d.x, d.y, d.x, d.y]; + } + !(path[0] in {T:1, Q:1}) && (d.qx = d.qy = null); + switch (path[0]) { + case "M": + d.X = path[1]; + d.Y = path[2]; + break; + case "A": + path = ["C"].concat(a2c.apply(0, [d.x, d.y].concat(path.slice(1)))); + break; + case "S": + nx = d.x + (d.x - (d.bx || d.x)); + ny = d.y + (d.y - (d.by || d.y)); + path = ["C", nx, ny].concat(path.slice(1)); + break; + case "T": + d.qx = d.x + (d.x - (d.qx || d.x)); + d.qy = d.y + (d.y - (d.qy || d.y)); + path = ["C"].concat(q2c(d.x, d.y, d.qx, d.qy, path[1], path[2])); + break; + case "Q": + d.qx = path[1]; + d.qy = path[2]; + path = ["C"].concat(q2c(d.x, d.y, path[1], path[2], path[3], path[4])); + break; + case "L": + path = ["C"].concat(l2c(d.x, d.y, path[1], path[2])); + break; + case "H": + path = ["C"].concat(l2c(d.x, d.y, path[1], d.y)); + break; + case "V": + path = ["C"].concat(l2c(d.x, d.y, d.x, path[1])); + break; + case "Z": + path = ["C"].concat(l2c(d.x, d.y, d.X, d.Y)); + break; + } + return path; + }, + fixArc = function (pp, i) { + if (pp[i].length > 7) { + pp[i].shift(); + var pi = pp[i]; + while (pi.length) { + pp.splice(i++, 0, ["C"].concat(pi.splice(0, 6))); + } + pp.splice(i, 1); + ii = mmax(p.length, p2 && p2.length || 0); + } + }, + fixM = function (path1, path2, a1, a2, i) { + if (path1 && path2 && path1[i][0] == "M" && path2[i][0] != "M") { + path2.splice(i, 0, ["M", a2.x, a2.y]); + a1.bx = 0; + a1.by = 0; + a1.x = path1[i][1]; + a1.y = path1[i][2]; + ii = mmax(p.length, p2 && p2.length || 0); + } + }; + for (var i = 0, ii = mmax(p.length, p2 && p2.length || 0); i < ii; i++) { + p[i] = processPath(p[i], attrs); + fixArc(p, i); + p2 && (p2[i] = processPath(p2[i], attrs2)); + p2 && fixArc(p2, i); + fixM(p, p2, attrs, attrs2, i); + fixM(p2, p, attrs2, attrs, i); + var seg = p[i], + seg2 = p2 && p2[i], + seglen = seg.length, + seg2len = p2 && seg2.length; + attrs.x = seg[seglen - 2]; + attrs.y = seg[seglen - 1]; + attrs.bx = toFloat(seg[seglen - 4]) || attrs.x; + attrs.by = toFloat(seg[seglen - 3]) || attrs.y; + attrs2.bx = p2 && (toFloat(seg2[seg2len - 4]) || attrs2.x); + attrs2.by = p2 && (toFloat(seg2[seg2len - 3]) || attrs2.y); + attrs2.x = p2 && seg2[seg2len - 2]; + attrs2.y = p2 && seg2[seg2len - 1]; + } + if (!p2) { + pth.curve = pathClone(p); + } + return p2 ? [p, p2] : p; + } + function mapPath(path, matrix) { + if (!matrix) { + return path; + } + var x, y, i, j, ii, jj, pathi; + path = path2curve(path); + for (i = 0, ii = path.length; i < ii; i++) { + pathi = path[i]; + for (j = 1, jj = pathi.length; j < jj; j += 2) { + x = matrix.x(pathi[j], pathi[j + 1]); + y = matrix.y(pathi[j], pathi[j + 1]); + pathi[j] = x; + pathi[j + 1] = y; + } + } + return path; + } + + // http://schepers.cc/getting-to-the-point + function catmullRom2bezier(crp, z) { + var d = []; + for (var i = 0, iLen = crp.length; iLen - 2 * !z > i; i += 2) { + var p = [ + {x: +crp[i - 2], y: +crp[i - 1]}, + {x: +crp[i], y: +crp[i + 1]}, + {x: +crp[i + 2], y: +crp[i + 3]}, + {x: +crp[i + 4], y: +crp[i + 5]} + ]; + if (z) { + if (!i) { + p[0] = {x: +crp[iLen - 2], y: +crp[iLen - 1]}; + } else if (iLen - 4 == i) { + p[3] = {x: +crp[0], y: +crp[1]}; + } else if (iLen - 2 == i) { + p[2] = {x: +crp[0], y: +crp[1]}; + p[3] = {x: +crp[2], y: +crp[3]}; + } + } else { + if (iLen - 4 == i) { + p[3] = p[2]; + } else if (!i) { + p[0] = {x: +crp[i], y: +crp[i + 1]}; + } + } + d.push(["C", + (-p[0].x + 6 * p[1].x + p[2].x) / 6, + (-p[0].y + 6 * p[1].y + p[2].y) / 6, + (p[1].x + 6 * p[2].x - p[3].x) / 6, + (p[1].y + 6*p[2].y - p[3].y) / 6, + p[2].x, + p[2].y + ]); + } + + return d; + } + + // export + Savage.path = paths; + + /*\ + * Savage.path.getTotalLength + [ method ] + ** + * Returns length of the given path in pixels. + ** + > Parameters + ** + - path (string) SVG path string. + ** + = (number) length. + \*/ + Savage.path.getTotalLength = getTotalLength; + /*\ + * Savage.path.getPointAtLength + [ method ] + ** + * Return coordinates of the point located at the given length on the given path. + ** + > Parameters + ** + - path (string) SVG path string + - length (number) + ** + = (object) representation of the point: + o { + o x: (number) x coordinate + o y: (number) y coordinate + o alpha: (number) angle of derivative + o } + \*/ + Savage.path.getPointAtLength = getPointAtLength; + /*\ + * Savage.path.getSubpath + [ method ] + ** + * Return subpath of a given path from given length to given length. + ** + > Parameters + ** + - path (string) SVG path string + - from (number) position of the start of the segment + - to (number) position of the end of the segment + ** + = (string) pathstring for the segment + \*/ + Savage.path.getSubpath = function (path, from, to) { + if (this.getTotalLength(path) - to < 1e-6) { + return getSubpathsAtLength(path, from).end; + } + var a = getSubpathsAtLength(path, to, 1); + return from ? getSubpathsAtLength(a, from).end : a; + }; + /*\ + * Element.getTotalLength + [ method ] + ** + * Returns length of the path in pixels. Only works for element of “path” type. + = (number) length. + \*/ + elproto.getTotalLength = function () { + if (this.node.getTotalLength) { + return this.node.getTotalLength(); + } + }; + /*\ + * Element.getPointAtLength + [ method ] + ** + * Return coordinates of the point located at the given length on the given path. Only works for element of “path” type. + ** + > Parameters + ** + - length (number) + ** + = (object) representation of the point: + o { + o x: (number) x coordinate + o y: (number) y coordinate + o alpha: (number) angle of derivative + o } + \*/ + elproto.getPointAtLength = function (length) { + return getPointAtLength(this.attr("d"), length); + }; + /*\ + * Element.getSubpath + [ method ] + ** + * Return subpath of a given element from given length to given length. Only works for element of “path” type. + ** + > Parameters + ** + - from (number) position of the start of the segment + - to (number) position of the end of the segment + ** + = (string) pathstring for the segment + \*/ + elproto.getSubpath = function (from, to) { + return getSubpath(this.attr("d"), from, to); + }; + Savage._.box = box; + /*\ + * Savage.findDotsAtSegment + [ method ] + ** + * Utility method + ** + * Find dot coordinates on the given cubic bezier curve at the given t. + > Parameters + - p1x (number) x of the first point of the curve + - p1y (number) y of the first point of the curve + - c1x (number) x of the first anchor of the curve + - c1y (number) y of the first anchor of the curve + - c2x (number) x of the second anchor of the curve + - c2y (number) y of the second anchor of the curve + - p2x (number) x of the second point of the curve + - p2y (number) y of the second point of the curve + - t (number) position on the curve (0..1) + = (object) point information in format: + o { + o x: (number) x coordinate of the point + o y: (number) y coordinate of the point + o m: { + o x: (number) x coordinate of the left anchor + o y: (number) y coordinate of the left anchor + o } + o n: { + o x: (number) x coordinate of the right anchor + o y: (number) y coordinate of the right anchor + o } + o start: { + o x: (number) x coordinate of the start of the curve + o y: (number) y coordinate of the start of the curve + o } + o end: { + o x: (number) x coordinate of the end of the curve + o y: (number) y coordinate of the end of the curve + o } + o alpha: (number) angle of the curve derivative at the point + o } + \*/ + Savage.path.findDotsAtSegment = findDotsAtSegment; + /*\ + * Savage.path.bezierBBox + [ method ] + ** + * Utility method + ** + * Return bounding box of a given cubic bezier curve + > Parameters + - p1x (number) x of the first point of the curve + - p1y (number) y of the first point of the curve + - c1x (number) x of the first anchor of the curve + - c1y (number) y of the first anchor of the curve + - c2x (number) x of the second anchor of the curve + - c2y (number) y of the second anchor of the curve + - p2x (number) x of the second point of the curve + - p2y (number) y of the second point of the curve + * or + - bez (array) array of six points for bezier curve + = (object) point information in format: + o { + o min: { + o x: (number) x coordinate of the left point + o y: (number) y coordinate of the top point + o } + o max: { + o x: (number) x coordinate of the right point + o y: (number) y coordinate of the bottom point + o } + o } + \*/ + Savage.path.bezierBBox = bezierBBox; + /*\ + * Savage.path.isPointInsideBBox + [ method ] + ** + * Utility method + ** + * Returns `true` if given point is inside bounding box. + > Parameters + - bbox (string) bounding box + - x (string) x coordinate of the point + - y (string) y coordinate of the point + = (boolean) `true` if point inside + \*/ + Savage.path.isPointInsideBBox = isPointInsideBBox; + /*\ + * Savage.path.isBBoxIntersect + [ method ] + ** + * Utility method + ** + * Returns `true` if two bounding boxes intersect + > Parameters + - bbox1 (string) first bounding box + - bbox2 (string) second bounding box + = (boolean) `true` if they intersect + \*/ + Savage.path.isBBoxIntersect = isBBoxIntersect; + /*\ + * Savage.path.intersection + [ method ] + ** + * Utility method + ** + * Finds intersections of two paths + > Parameters + - path1 (string) path string + - path2 (string) path string + = (array) dots of intersection + o [ + o { + o x: (number) x coordinate of the point + o y: (number) y coordinate of the point + o t1: (number) t value for segment of path1 + o t2: (number) t value for segment of path2 + o segment1: (number) order number for segment of path1 + o segment2: (number) order number for segment of path2 + o bez1: (array) eight coordinates representing beziér curve for the segment of path1 + o bez2: (array) eight coordinates representing beziér curve for the segment of path2 + o } + o ] + \*/ + Savage.path.intersection = pathIntersection; + Savage.path.intersectionNumber = pathIntersectionNumber; + /*\ + * Savage.path.isPointInside + [ method ] + ** + * Utility method + ** + * Returns `true` if given point is inside a given closed path. + > Parameters + - path (string) path string + - x (number) x of the point + - y (number) y of the point + = (boolean) true, if point is inside the path + \*/ + Savage.path.isPointInside = isPointInsidePath; + /*\ + * Savage.pathBBox + [ method ] + ** + * Utility method + ** + * Return bounding box of a given path + > Parameters + - path (string) path string + = (object) bounding box + o { + o x: (number) x coordinate of the left top point of the box + o y: (number) y coordinate of the left top point of the box + o x2: (number) x coordinate of the right bottom point of the box + o y2: (number) y coordinate of the right bottom point of the box + o width: (number) width of the box + o height: (number) height of the box + o } + \*/ + Savage.path.getBBox = pathBBox; + Savage.path.get = getPath; + /*\ + * Savage.path.toRelative + [ method ] + ** + * Utility method + ** + * Converts path coordinates into relative values. + > Parameters + - path (string) path string + = (array) path string + \*/ + Savage.path.toRelative = pathToRelative; + /*\ + * Savage.path.toAbsolute + [ method ] + ** + * Utility method + ** + * Converts path coordinates into absolute values. + > Parameters + - path (string) path string + = (array) path string + \*/ + Savage.path.toAbsolute = pathToAbsolute; + /*\ + * Savage.path.toCubic + [ method ] + ** + * Utility method + ** + * Converts path to a new path where all segments are cubic bezier curves. + > Parameters + - pathString (string|array) path string or array of segments + = (array) array of segments. + \*/ + Savage.path.toCubic = path2curve; + /*\ + * Savage.path.map + [ method ] + ** + * Transform the path string with given matrix. + > Parameters + - path (string) path string + - matrix (object) see @Matrix + = (string) transformed path string + \*/ + Savage.path.map = mapPath; + Savage.path.toString = toString; + Savage.path.clone = pathClone; +}); +Savage.plugin(function (Savage, Element, Paper, glob) { + var mmax = Math.max, + mmin = Math.min; + + // Set + var Set = function (items) { + this.items = []; + this.length = 0; + this.type = "set"; + if (items) { + for (var i = 0, ii = items.length; i < ii; i++) { + if (items[i]) { + this[this.items.length] = this.items[this.items.length] = items[i]; + this.length++; + } + } + } + }, + setproto = Set.prototype; + /*\ + * Set.push + [ method ] + ** + * Adds each argument to the current set. + = (object) original element + \*/ + setproto.push = function () { + var item, + len; + for (var i = 0, ii = arguments.length; i < ii; i++) { + item = arguments[i]; + if (item) { + len = this.items.length; + this[len] = this.items[len] = item; + this.length++; + } + } + return this; + }; + /*\ + * Set.pop + [ method ] + ** + * Removes last element and returns it. + = (object) element + \*/ + setproto.pop = function () { + this.length && delete this[this.length--]; + return this.items.pop(); + }; + /*\ + * Set.forEach + [ method ] + ** + * Executes given function for each element in the set. + * + * If function returns `false` it will stop loop running. + ** + > Parameters + ** + - callback (function) function to run + - thisArg (object) context object for the callback + = (object) Set object + \*/ + setproto.forEach = function (callback, thisArg) { + for (var i = 0, ii = this.items.length; i < ii; i++) { + if (callback.call(thisArg, this.items[i], i) === false) { + return this; + } + } + return this; + }; + setproto.attr = function (value) { + for (var i = 0, ii = this.items.length; i < ii; i++) { + this.items[i].attr(value); + } + return this; + }; + /*\ + * Set.clear + [ method ] + ** + * Removeds all elements from the set + \*/ + setproto.clear = function () { + while (this.length) { + this.pop(); + } + }; + /*\ + * Set.splice + [ method ] + ** + * Removes given element from the set + ** + > Parameters + ** + - index (number) position of the deletion + - count (number) number of element to remove + - insertion… (object) #optional elements to insert + = (object) set elements that were deleted + \*/ + setproto.splice = function (index, count, insertion) { + index = index < 0 ? mmax(this.length + index, 0) : index; + count = mmax(0, mmin(this.length - index, count)); + var tail = [], + todel = [], + args = [], + i; + for (i = 2; i < arguments.length; i++) { + args.push(arguments[i]); + } + for (i = 0; i < count; i++) { + todel.push(this[index + i]); + } + for (; i < this.length - index; i++) { + tail.push(this[index + i]); + } + var arglen = args.length; + for (i = 0; i < arglen + tail.length; i++) { + this.items[index + i] = this[index + i] = i < arglen ? args[i] : tail[i - arglen]; + } + i = this.items.length = this.length -= count - arglen; + while (this[i]) { + delete this[i++]; + } + return new Set(todel); + }; + /*\ + * Set.exclude + [ method ] + ** + * Removes given element from the set + ** + > Parameters + ** + - element (object) element to remove + = (boolean) `true` if object was found & removed from the set + \*/ + setproto.exclude = function (el) { + for (var i = 0, ii = this.length; i < ii; i++) if (this[i] == el) { + this.splice(i, 1); + return true; + } + }; + setproto.insertAfter = function (el) { + var i = this.items.length; + while (i--) { + this.items[i].insertAfter(el); + } + return this; + }; + setproto.getBBox = function () { + var x = [], + y = [], + x2 = [], + y2 = []; + for (var i = this.items.length; i--;) if (!this.items[i].removed) { + var box = this.items[i].getBBox(); + x.push(box.x); + y.push(box.y); + x2.push(box.x + box.width); + y2.push(box.y + box.height); + } + x = mmin.apply(0, x); + y = mmin.apply(0, y); + x2 = mmax.apply(0, x2); + y2 = mmax.apply(0, y2); + return { + x: x, + y: y, + x2: x2, + y2: y2, + width: x2 - x, + height: y2 - y, + cx: x + (x2 - x) / 2, + cy: y + (y2 - y) / 2 + }; + }; + setproto.clone = function (s) { + s = new Set; + for (var i = 0, ii = this.items.length; i < ii; i++) { + s.push(this.items[i].clone()); + } + return s; + }; + setproto.toString = function () { + return "Savage\u2018s set"; + }; + setproto.type = "set"; + // export + Savage.set = function () { + var set = new Set; + if (arguments.length) { + set.push.apply(set, Array.prototype.slice.call(arguments, 0)); + } + return set; + }; +}); +Savage.plugin(function (Savage, Element, Paper, glob) { + var names = {}, + reUnit = /[a-z]+$/i, + Str = String; + names.stroke = names.fill = "colour"; + function getEmpty(item) { + var l = item[0]; + switch (l.toLowerCase()) { + case "t": return [l, 0, 0]; + case "m": return [l, 1, 0, 0, 1, 0, 0]; + case "r": if (item.length == 4) { + return [l, 0, item[2], item[3]]; + } else { + return [l, 0]; + } + case "s": if (item.length == 5) { + return [l, 1, 1, item[3], item[4]]; + } else if (item.length == 3) { + return [l, 1, 1]; + } else { + return [l, 1]; + } + } + } + function equaliseTransform(t1, t2) { + t2 = Str(t2).replace(/\.{3}|\u2026/g, t1); + t1 = Savage.parseTransformString(t1) || []; + t2 = Savage.parseTransformString(t2) || []; + var maxlength = Math.max(t1.length, t2.length), + from = [], + to = [], + i = 0, j, jj, + tt1, tt2; + for (; i < maxlength; i++) { + tt1 = t1[i] || getEmpty(t2[i]); + tt2 = t2[i] || getEmpty(tt1); + if ((tt1[0] != tt2[0]) || + (tt1[0].toLowerCase() == "r" && (tt1[2] != tt2[2] || tt1[3] != tt2[3])) || + (tt1[0].toLowerCase() == "s" && (tt1[3] != tt2[3] || tt1[4] != tt2[4])) + ) { + return; + } + from[i] = []; + to[i] = []; + for (j = 0, jj = Math.max(tt1.length, tt2.length); j < jj; j++) { + j in tt1 && (from[i][j] = tt1[j]); + j in tt2 && (to[i][j] = tt2[j]); + } + } + return { + from: path2array(from), + to: path2array(to), + f: getPath(from) + }; + } + function getNumber(val) { + return val; + } + function getUnit(unit) { + return function (val) { + return +val.toFixed(3) + unit; + }; + } + function getColour(clr) { + return Savage.rgb(clr[0], clr[1], clr[2]); + } + function getPath(path) { + var k = 0, i, ii, j, jj, out, a, b = []; + for (i = 0, ii = path.length; i < ii; i++) { + out = "["; + a = ['"' + path[i][0] + '"']; + for (j = 1, jj = path[i].length; j < jj; j++) { + a[j] = "val[" + (k++) + "]"; + } + out += a + "]"; + b[i] = out; + } + return Function("val", "return Savage.path.toString.call([" + b + "])"); + } + function path2array(path) { + var out = []; + for (var i = 0, ii = path.length; i < ii; i++) { + for (var j = 1, jj = path[i].length; j < jj; j++) { + out.push(path[i][j]); + } + } + return out; + } + Element.prototype.equal = function (name, b) { + var A, B, a = Str(this.attr(name) || ""); + if (a == +a && b == +b) { + return { + from: +a, + to: +b, + f: getNumber + }; + } + if (names[name] == "colour") { + A = Savage.color(a); + B = Savage.color(b); + return { + from: [A.r, A.g, A.b, A.opacity], + to: [B.r, B.g, B.b, B.opacity], + f: getColour + }; + } + if (name == "transform" || name == "gradientTransform" || name == "patternTransform") { + // TODO: b could be an SVG transform string or matrix + return equaliseTransform(a.local, b); + } + if (name == "d" || name == "path") { + A = Savage.path.toCubic(a, b); + return { + from: path2array(A[0]), + to: path2array(A[1]), + f: getPath(A[0]) + }; + } + var aUnit = a.match(reUnit), + bUnit = b.match(reUnit); + if (aUnit && aUnit == bUnit) { + return { + from: parseFloat(a), + to: parseFloat(b), + f: getUnit(aUnit) + }; + } else { + return { + from: this.asPX(name), + to: this.asPX(name, b), + f: getNumber + }; + } + }; +}); +Savage.plugin(function (Savage, Element, Paper, glob) { + var elproto = Element.prototype, + has = "hasOwnProperty", + supportsTouch = "createTouch" in glob.doc, + events = [ + "click", "dblclick", "mousedown", "mousemove", "mouseout", + "mouseover", "mouseup", "touchstart", "touchmove", "touchend", + "touchcancel" + ], + touchMap = { + mousedown: "touchstart", + mousemove: "touchmove", + mouseup: "touchend" + }, + getScroll = function (xy) { + var name = xy == "y" ? "scrollTop" : "scrollLeft"; + return glob.doc.documentElement[name] || glob.doc.body[name]; + }, + preventDefault = function () { + this.returnValue = false; + }, + preventTouch = function () { + return this.originalEvent.preventDefault(); + }, + stopPropagation = function () { + this.cancelBubble = true; + }, + stopTouch = function () { + return this.originalEvent.stopPropagation(); + }, + addEvent = (function () { + if (glob.doc.addEventListener) { + return function (obj, type, fn, element) { + var realName = supportsTouch && touchMap[type] ? touchMap[type] : type, + f = function (e) { + var scrollY = getScroll("y"), + scrollX = getScroll("x"), + x = e.clientX + scrollX, + y = e.clientY + scrollY; + if (supportsTouch && touchMap[has](type)) { + for (var i = 0, ii = e.targetTouches && e.targetTouches.length; i < ii; i++) { + if (e.targetTouches[i].target == obj) { + var olde = e; + e = e.targetTouches[i]; + e.originalEvent = olde; + e.preventDefault = preventTouch; + e.stopPropagation = stopTouch; + break; + } + } + } + return fn.call(element, e, x, y); + }; + obj.addEventListener(realName, f, false); + return function () { + obj.removeEventListener(realName, f, false); + return true; + }; + }; + } else if (glob.doc.attachEvent) { + return function (obj, type, fn, element) { + var f = function (e) { + e = e || glob.win.event; + var scrollY = getScroll("y"), + scrollX = getScroll("x"), + x = e.clientX + scrollX, + y = e.clientY + scrollY; + e.preventDefault = e.preventDefault || preventDefault; + e.stopPropagation = e.stopPropagation || stopPropagation; + return fn.call(element, e, x, y); + }; + obj.attachEvent("on" + type, f); + var detacher = function () { + obj.detachEvent("on" + type, f); + return true; + }; + return detacher; + }; + } + })(), + drag = [], + dragMove = function (e) { + var x = e.clientX, + y = e.clientY, + scrollY = getScroll("y"), + scrollX = getScroll("x"), + dragi, + j = drag.length; + while (j--) { + dragi = drag[j]; + if (supportsTouch) { + var i = e.touches.length, + touch; + while (i--) { + touch = e.touches[i]; + if (touch.identifier == dragi.el._drag.id) { + x = touch.clientX; + y = touch.clientY; + (e.originalEvent ? e.originalEvent : e).preventDefault(); + break; + } + } + } else { + e.preventDefault(); + } + var node = dragi.el.node, + o, + next = node.nextSibling, + parent = node.parentNode, + display = node.style.display; + // glob.win.opera && parent.removeChild(node); + // node.style.display = "none"; + // o = dragi.el.paper.getElementByPoint(x, y); + // node.style.display = display; + // glob.win.opera && (next ? parent.insertBefore(node, next) : parent.appendChild(node)); + // o && eve("savage.drag.over." + dragi.el.id, dragi.el, o); + x += scrollX; + y += scrollY; + eve("savage.drag.move." + dragi.el.id, dragi.move_scope || dragi.el, x - dragi.el._drag.x, y - dragi.el._drag.y, x, y, e); + } + }, + dragUp = function (e) { + Savage.unmousemove(dragMove).unmouseup(dragUp); + var i = drag.length, + dragi; + while (i--) { + dragi = drag[i]; + dragi.el._drag = {}; + eve("savage.drag.end." + dragi.el.id, dragi.end_scope || dragi.start_scope || dragi.move_scope || dragi.el, e); + } + drag = []; + }; + /*\ + * Element.click + [ method ] + ** + * Adds event handler for click for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.unclick + [ method ] + ** + * Removes event handler for click for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.dblclick + [ method ] + ** + * Adds event handler for double click for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.undblclick + [ method ] + ** + * Removes event handler for double click for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.mousedown + [ method ] + ** + * Adds event handler for mousedown for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.unmousedown + [ method ] + ** + * Removes event handler for mousedown for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.mousemove + [ method ] + ** + * Adds event handler for mousemove for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.unmousemove + [ method ] + ** + * Removes event handler for mousemove for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.mouseout + [ method ] + ** + * Adds event handler for mouseout for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.unmouseout + [ method ] + ** + * Removes event handler for mouseout for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.mouseover + [ method ] + ** + * Adds event handler for mouseover for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.unmouseover + [ method ] + ** + * Removes event handler for mouseover for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.mouseup + [ method ] + ** + * Adds event handler for mouseup for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.unmouseup + [ method ] + ** + * Removes event handler for mouseup for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.touchstart + [ method ] + ** + * Adds event handler for touchstart for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.untouchstart + [ method ] + ** + * Removes event handler for touchstart for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.touchmove + [ method ] + ** + * Adds event handler for touchmove for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.untouchmove + [ method ] + ** + * Removes event handler for touchmove for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.touchend + [ method ] + ** + * Adds event handler for touchend for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.untouchend + [ method ] + ** + * Removes event handler for touchend for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + + /*\ + * Element.touchcancel + [ method ] + ** + * Adds event handler for touchcancel for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + /*\ + * Element.untouchcancel + [ method ] + ** + * Removes event handler for touchcancel for the element. + > Parameters + - handler (function) handler for the event + = (object) @Element + \*/ + for (var i = events.length; i--;) { + (function (eventName) { + Savage[eventName] = elproto[eventName] = function (fn, scope) { + if (Savage.is(fn, "function")) { + this.events = this.events || []; + this.events.push({ + name: eventName, + f: fn, + unbind: addEvent(this.shape || this.node || glob.doc, eventName, fn, scope || this) + }); + } + return this; + }; + Savage["un" + eventName] = elproto["un" + eventName] = function (fn) { + var events = this.events || [], + l = events.length; + while (l--) if (events[l].name == eventName && events[l].f == fn) { + events[l].unbind(); + events.splice(l, 1); + !events.length && delete this.events; + return this; + } + return this; + }; + })(events[i]); + } + + /*\ + * Element.data + [ method ] + ** + * Adds or retrieves given value asociated with given key. + ** + * See also @Element.removeData + > Parameters + - key (string) key to store data + - value (any) #optional value to store + = (object) @Element + * or, if value is not specified: + = (any) value + > Usage + | for (var i = 0, i < 5, i++) { + | paper.circle(10 + 15 * i, 10, 10) + | .attr({fill: "#000"}) + | .data("i", i) + | .click(function () { + | alert(this.data("i")); + | }); + | } + \*/ + elproto.data = function (key, value) { + var data = eldata[this.id] = eldata[this.id] || {}; + if (arguments.length == 1) { + if (Savage.is(key, "object")) { + for (var i in key) if (key[has](i)) { + this.data(i, key[i]); + } + return this; + } + eve("savage.data.get." + this.id, this, data[key], key); + return data[key]; + } + data[key] = value; + eve("savage.data.set." + this.id, this, value, key); + return this; + }; + /*\ + * Element.removeData + [ method ] + ** + * Removes value associated with an element by given key. + * If key is not provided, removes all the data of the element. + > Parameters + - key (string) #optional key + = (object) @Element + \*/ + elproto.removeData = function (key) { + if (key == null) { + eldata[this.id] = {}; + } else { + eldata[this.id] && delete eldata[this.id][key]; + } + return this; + }; + /*\ + * Element.hover + [ method ] + ** + * Adds event handlers for hover for the element. + > Parameters + - f_in (function) handler for hover in + - f_out (function) handler for hover out + - icontext (object) #optional context for hover in handler + - ocontext (object) #optional context for hover out handler + = (object) @Element + \*/ + elproto.hover = function (f_in, f_out, scope_in, scope_out) { + return this.mouseover(f_in, scope_in).mouseout(f_out, scope_out || scope_in); + }; + /*\ + * Element.unhover + [ method ] + ** + * Removes event handlers for hover for the element. + > Parameters + - f_in (function) handler for hover in + - f_out (function) handler for hover out + = (object) @Element + \*/ + elproto.unhover = function (f_in, f_out) { + return this.unmouseover(f_in).unmouseout(f_out); + }; + var draggable = []; + /*\ + * Element.drag + [ method ] + ** + * Adds event handlers for drag of the element. + > Parameters + - onmove (function) handler for moving + - onstart (function) handler for drag start + - onend (function) handler for drag end + - mcontext (object) #optional context for moving handler + - scontext (object) #optional context for drag start handler + - econtext (object) #optional context for drag end handler + * Additionaly following `drag` events will be triggered: `drag.start.` on start, + * `drag.end.` on end and `drag.move.` on every move. When element will be dragged over another element + * `drag.over.` will be fired as well. + * + * Start event and start handler will be called in specified context or in context of the element with following parameters: + o x (number) x position of the mouse + o y (number) y position of the mouse + o event (object) DOM event object + * Move event and move handler will be called in specified context or in context of the element with following parameters: + o dx (number) shift by x from the start point + o dy (number) shift by y from the start point + o x (number) x position of the mouse + o y (number) y position of the mouse + o event (object) DOM event object + * End event and end handler will be called in specified context or in context of the element with following parameters: + o event (object) DOM event object + = (object) @Element + \*/ + elproto.drag = function (onmove, onstart, onend, move_scope, start_scope, end_scope) { + if (!arguments.length) { + var origTransform; + return this.drag(function (dx, dy) { + this.attr({ + transform: origTransform + (origTransform ? "T" : "t") + [dx, dy] + }); + }, function () { + origTransform = this.transform().local; + }); + } + function start(e) { + (e.originalEvent || e).preventDefault(); + var scrollY = getScroll("y"), + scrollX = getScroll("x"); + this._drag.x = e.clientX + scrollX; + this._drag.y = e.clientY + scrollY; + this._drag.id = e.identifier; + !drag.length && Savage.mousemove(dragMove).mouseup(dragUp); + drag.push({el: this, move_scope: move_scope, start_scope: start_scope, end_scope: end_scope}); + onstart && eve.on("savage.drag.start." + this.id, onstart); + onmove && eve.on("savage.drag.move." + this.id, onmove); + onend && eve.on("savage.drag.end." + this.id, onend); + eve("savage.drag.start." + this.id, start_scope || move_scope || this, e.clientX + scrollX, e.clientY + scrollY, e); + } + this._drag = {}; + draggable.push({el: this, start: start}); + this.mousedown(start); + return this; + }; + /*\ + * Element.onDragOver + [ method ] + ** + * Shortcut for assigning event handler for `drag.over.` event, where id is id of the element (see @Element.id). + > Parameters + - f (function) handler for event, first argument would be the element you are dragging over + \*/ + elproto.onDragOver = function (f) { + f ? eve.on("savage.drag.over." + this.id, f) : eve.unbind("savage.drag.over." + this.id); + }; + /*\ + * Element.undrag + [ method ] + ** + * Removes all drag event handlers from given element. + \*/ + elproto.undrag = function () { + var i = draggable.length; + while (i--) if (draggable[i].el == this) { + this.unmousedown(draggable[i].start); + draggable.splice(i, 1); + eve.unbind("savage.drag.*." + this.id); + } + !draggable.length && Savage.unmousemove(dragMove).unmouseup(dragUp); + }; +}); \ No newline at end of file