diff options
| -rw-r--r-- | dirty.html | 27 | ||||
| -rw-r--r-- | dist/svg.js | 1238 | ||||
| -rw-r--r-- | dist/svg.min.js | 4 | ||||
| -rw-r--r-- | gulpfile.js | 4 | ||||
| -rw-r--r-- | src/animator.js (renamed from src/drawLoop.js) | 11 | ||||
| -rw-r--r-- | src/helpers.js | 58 | ||||
| -rw-r--r-- | src/matrix.js | 85 | ||||
| -rw-r--r-- | src/morph.js | 216 | ||||
| -rw-r--r-- | src/number.js | 7 | ||||
| -rw-r--r-- | src/timeline.js | 220 |
10 files changed, 669 insertions, 1201 deletions
diff --git a/dirty.html b/dirty.html new file mode 100644 index 0000000..4896341 --- /dev/null +++ b/dirty.html @@ -0,0 +1,27 @@ + +<!DOCTYPE html> +<html lang="en" dir="ltr"> +<head> + <meta charset="utf-8"> + <title></title> + <script type="text/javascript" src="dist/svg.js"></script> +</head> +<body> + +<!-- Making the svg --> +<svg> + <rect x=50 y=100 width=200 height=100 fill=blue /> +</svg> + +<!-- Modifying the svg --> +<script> + + +let rect = SVG('rect') + + + +</script> + +</body> +</html> diff --git a/dist/svg.js b/dist/svg.js index 1c92b34..7e80e03 100644 --- a/dist/svg.js +++ b/dist/svg.js @@ -6,7 +6,7 @@ * @copyright Wout Fierens <wout@mick-wout.com> * @license MIT * -* BUILT: Tue Apr 17 2018 21:58:30 GMT+1000 (AEST) +* BUILT: Mon Apr 30 2018 18:47:43 GMT+1000 (AEST) */; (function(root, factory) { @@ -242,6 +242,13 @@ SVG.utils = { SVG.defaults = { + // Default animation values + timeline: { + duration: 600, + ease: '>', + delay: 0, + }, + // Default attribute values attrs: { @@ -364,89 +371,6 @@ SVG.Queue = SVG.invent({ } }) - -SVG.Draw = { - nextDraw: null, - frames: new SVG.Queue(), - timeouts: new SVG.Queue(), - frameCount: 0, - timeoutCount: 0, - timer: window.performance || window.Date, - - frame: function (fn) { - SVG.Draw.frames.push({ - id: SVG.Draw.frameCount, - run: fn - }) - - if (SVG.Draw.nextDraw === null) { - SVG.Draw.nextDraw = requestAnimationFrame(SVG.Draw._draw) - } - - return ++SVG.Draw.frameCount - }, - - timeout: function (fn, delay) { - delay = delay || 0 - - // Work out when the event should fire - var time = SVG.Draw.timer.now() + delay - - // Add the timeout to the end of the queue - var thisId = SVG.Draw.timeoutCount++ - SVG.Draw.timeouts.push({ - id: thisId, - run: fn, - time: time - }) - - // Request another animation frame if we need one - if (SVG.Draw.nextDraw === null) { - SVG.Draw.nextDraw = requestAnimationFrame(SVG.Draw._draw) - } - - return thisId - }, - - cancelTimeout: function (id) { - // Find the index of the timeout to cancel and remove it - var index = SVG.Draw.timeouts.remove(function (t) { return t.id == id }) - return index - }, - - _draw: function (now) { - // Run all the timeouts we can run, if they are not ready yet, add them - // to the end of the queue immediately! (bad timeouts!!! [sarcasm]) - var tracking = true - var nextTimeout = null
- var lastTimeout = SVG.Draw.timeouts.last() - while ((nextTimeout = SVG.Draw.timeouts.shift())) { - // Run the timeout if its time, or push it to the end - if (now > nextTimeout.time) { - nextTimeout.run() - } else { - SVG.Draw.timeouts.push(nextTimeout) - } - - // If we hit the last item, we should stop shifting out more items - if (nextTimeout === lastTimeout) break - } - - // Run all of the frames available up until this point - var lastFrame = SVG.Draw.frames.last() - var lastFrameId = SVG.Draw.frameCount - while (SVG.Draw.frames.first() && SVG.Draw.frames.first().id < lastFrameId) { - var nextFrame = SVG.Draw.frames.shift() - nextFrame.run(now) - } - - // If we have remaining timeouts or frames, draw until we don't anymore - SVG.Draw.nextDraw = SVG.Draw.timeouts.length > 0 || SVG.Draw.frames.length > 0 - ? requestAnimationFrame(SVG.Draw._draw) - : null - } -} - /* globals fullHex, compToHex */ // Module for color convertions @@ -1152,7 +1076,6 @@ SVG.Number = SVG.invent({ .times(pos) .plus(this) } - } }) @@ -1491,912 +1414,6 @@ SVG.Element = SVG.invent({ } }) -SVG.easing = { - '-': function (pos) { return pos }, - '<>': function (pos) { return -Math.cos(pos * Math.PI) / 2 + 0.5 }, - '>': function (pos) { return Math.sin(pos * Math.PI / 2) }, - '<': function (pos) { return -Math.cos(pos * Math.PI / 2) + 1 } -} - -SVG.morph = function (pos) { - return function (from, to) { - return new SVG.MorphObj(from, to).at(pos) - } -} - -SVG.Situation = SVG.invent({ - - create: function (o) { - this.init = false - this.reversed = false - this.reversing = false - - this.duration = new SVG.Number(o.duration).valueOf() - this.delay = new SVG.Number(o.delay).valueOf() - - this.start = +new Date() + this.delay - this.finish = this.start + this.duration - this.ease = o.ease - - // this.loop is incremented from 0 to this.loops - // it is also incremented when in an infinite loop (when this.loops is true) - this.loop = 0 - this.loops = false - - this.animations = { - // functionToCall: [list of morphable objects] - // e.g. move: [SVG.Number, SVG.Number] - } - - this.attrs = { - // holds all attributes which are not represented from a function svg.js provides - // e.g. someAttr: SVG.Number - } - - this.styles = { - // holds all styles which should be animated - // e.g. fill-color: SVG.Color - } - - this.transforms = [ - // holds all transformations as transformation objects - // e.g. [SVG.Rotate, SVG.Translate, SVG.Matrix] - ] - - this.once = { - // functions to fire at a specific position - // e.g. "0.5": function foo(){} - } - } - -}) - -SVG.Timeline = SVG.invent({ - - create: function (element) { - this._target = element - this.situations = [] - this.active = false - this.situation = null - this.paused = false - this.lastPos = 0 - this.pos = 0 - // The absolute position of an animation is its position in the context of its complete duration (including delay and loops) - // When performing a delay, absPos is below 0 and when performing a loop, its value is above 1 - this.absPos = 0 - this._speed = 1 - }, - - extend: { - - /** - * sets or returns the target of this animation - * @param o object || number In case of Object it holds all parameters. In case of number its the duration of the animation - * @param ease function || string Function which should be used for easing or easing keyword - * @param delay Number indicating the delay before the animation starts - * @return target || this - */ - animate: function (o, ease, delay) { - if (typeof o === 'object') { - ease = o.ease - delay = o.delay - o = o.duration - } - - var situation = new SVG.Situation({ - duration: o || 1000, - delay: delay || 0, - ease: SVG.easing[ease || '-'] || ease - }) - - this.queue(situation) - - return this - }, - - /** - * sets a delay before the next element of the queue is called - * @param delay Duration of delay in milliseconds - * @return this.target() - */ - delay: function (delay) { - // The delay is performed by an empty situation with its duration - // attribute set to the duration of the delay - var situation = new SVG.Situation({ - duration: delay, - delay: 0, - ease: SVG.easing['-'] - }) - - return this.queue(situation) - }, - - /** - * sets or returns the target of this animation - * @param null || target SVG.Element which should be set as new target - * @return target || this - */ - target: function (target) { - if (target && target instanceof SVG.Element) { - this._target = target - return this - } - - return this._target - }, - - // returns the absolute position at a given time - timeToAbsPos: function (timestamp) { - return (timestamp - this.situation.start) / (this.situation.duration / this._speed) - }, - - // returns the timestamp from a given absolute positon - absPosToTime: function (absPos) { - return this.situation.duration / this._speed * absPos + this.situation.start - }, - - // starts the animationloop - startAnimFrame: function () { - this.stopAnimFrame() - this.animationFrame = window.requestAnimationFrame(function () { this.step() }.bind(this)) - }, - - // cancels the animationframe - stopAnimFrame: function () { - window.cancelAnimationFrame(this.animationFrame) - }, - - // kicks off the animation - only does something when the queue is currently not active and at least one situation is set - start: function () { - // dont start if already started - if (!this.active && this.situation) { - this.active = true - this.startCurrent() - } - - return this - }, - - // start the current situation - startCurrent: function () { - this.situation.start = +new Date() + this.situation.delay / this._speed - this.situation.finish = this.situation.start + this.situation.duration / this._speed - return this.initAnimations().step() - }, - - /** - * adds a function / Situation to the animation queue - * @param fn function / situation to add - * @return this - */ - queue: function (fn) { - if (typeof fn === 'function' || fn instanceof SVG.Situation) { - this.situations.push(fn) - } - - if (!this.situation) this.situation = this.situations.shift() - - return this - }, - - /** - * pulls next element from the queue and execute it - * @return this - */ - dequeue: function () { - // stop current animation - this.stop() - - // get next animation from queue - this.situation = this.situations.shift() - - if (this.situation) { - if (this.situation instanceof SVG.Situation) { - this.start() - } else { - // If it is not a SVG.Situation, then it is a function, we execute it - this.situation(this) - } - } - - return this - }, - - // updates all animations to the current state of the element - // this is important when one property could be changed from another property - initAnimations: function () { - var i, j, source - var s = this.situation - - if (s.init) return this - - for (i in s.animations) { - source = this.target()[i]() - - if (!Array.isArray(source)) { - source = [source] - } - - if (!Array.isArray(s.animations[i])) { - s.animations[i] = [s.animations[i]] - } - - // if(s.animations[i].length > source.length) { - // source.concat = source.concat(s.animations[i].slice(source.length, s.animations[i].length)) - // } - - for (j = source.length; j--;) { - // The condition is because some methods return a normal number instead - // of a SVG.Number - if (s.animations[i][j] instanceof SVG.Number) { - source[j] = new SVG.Number(source[j]) - } - - s.animations[i][j] = source[j].morph(s.animations[i][j]) - } - } - - for (i in s.attrs) { - s.attrs[i] = new SVG.MorphObj(this.target().attr(i), s.attrs[i]) - } - - for (i in s.styles) { - s.styles[i] = new SVG.MorphObj(this.target().css(i), s.styles[i]) - } - - s.initialTransformation = this.target().matrixify() - - s.init = true - return this - }, - - clearQueue: function () { - this.situations = [] - return this - }, - - clearCurrent: function () { - this.situation = null - return this - }, - - /** stops the animation immediately - * @param jumpToEnd A Boolean indicating whether to complete the current animation immediately. - * @param clearQueue A Boolean indicating whether to remove queued animation as well. - * @return this - */ - stop: function (jumpToEnd, clearQueue) { - var active = this.active - this.active = false - - if (clearQueue) { - this.clearQueue() - } - - if (jumpToEnd && this.situation) { - // initialize the situation if it was not - !active && this.startCurrent() - this.atEnd() - } - - this.stopAnimFrame() - - return this.clearCurrent() - }, - - /** resets the element to the state where the current element has started - * @return this - */ - reset: function () { - if (this.situation) { - var temp = this.situation - this.stop() - this.situation = temp - this.atStart() - } - return this - }, - - // Stop the currently-running animation, remove all queued animations, and complete all animations for the element. - finish: function () { - this.stop(true, false) - - while (this.dequeue().situation && this.stop(true, false)); - - this.clearQueue().clearCurrent() - - return this - }, - - // set the internal animation pointer at the start position, before any loops, and updates the visualisation - atStart: function () { - return this.at(0, true) - }, - - // set the internal animation pointer at the end position, after all the loops, and updates the visualisation - atEnd: function () { - if (this.situation.loops === true) { - // If in a infinite loop, we end the current iteration - this.situation.loops = this.situation.loop + 1 - } - - if (typeof this.situation.loops === 'number') { - // If performing a finite number of loops, we go after all the loops - return this.at(this.situation.loops, true) - } else { - // If no loops, we just go at the end - return this.at(1, true) - } - }, - - // set the internal animation pointer to the specified position and updates the visualisation - // if isAbsPos is true, pos is treated as an absolute position - at: function (pos, isAbsPos) { - var durDivSpd = this.situation.duration / this._speed - - this.absPos = pos - // If pos is not an absolute position, we convert it into one - if (!isAbsPos) { - if (this.situation.reversed) this.absPos = 1 - this.absPos - this.absPos += this.situation.loop - } - - this.situation.start = +new Date() - this.absPos * durDivSpd - this.situation.finish = this.situation.start + durDivSpd - - return this.step(true) - }, - - /** - * sets or returns the speed of the animations - * @param speed null || Number The new speed of the animations - * @return Number || this - */ - speed: function (speed) { - if (speed === 0) return this.pause() - - if (speed) { - this._speed = speed - // We use an absolute position here so that speed can affect the delay before the animation - return this.at(this.absPos, true) - } else return this._speed - }, - - // Make loopable - loop: function (times, reverse) { - var c = this.last() - - // store total loops - c.loops = (times != null) ? times : true - c.loop = 0 - - if (reverse) c.reversing = true - return this - }, - - // pauses the animation - pause: function () { - this.paused = true - this.stopAnimFrame() - - return this - }, - - // unpause the animation - play: function () { - if (!this.paused) return this - this.paused = false - // We use an absolute position here so that the delay before the animation can be paused - return this.at(this.absPos, true) - }, - - /** - * toggle or set the direction of the animation - * true sets direction to backwards while false sets it to forwards - * @param reversed Boolean indicating whether to reverse the animation or not (default: toggle the reverse status) - * @return this - */ - reverse: function (reversed) { - var c = this.last() - - if (typeof reversed === 'undefined') c.reversed = !c.reversed - else c.reversed = reversed - - return this - }, - - /** - * returns a float from 0-1 indicating the progress of the current animation - * @param eased Boolean indicating whether the returned position should be eased or not - * @return number - */ - progress: function (easeIt) { - return easeIt ? this.situation.ease(this.pos) : this.pos - }, - - /** - * adds a callback function which is called when the current animation is finished - * @param fn Function which should be executed as callback - * @return number - */ - after: function (fn) { - var c = this.last() - function wrapper (e) { - if (e.detail.situation === c) { - fn.call(this, c) - this.off('finished.fx', wrapper) // prevent memory leak - } - } - - this.target().on('finished.fx', wrapper) - - return this._callStart() - }, - - // adds a callback which is called whenever one animation step is performed - during: function (fn) { - var c = this.last() - function wrapper (e) { - if (e.detail.situation === c) { - fn.call(this, e.detail.pos, SVG.morph(e.detail.pos), e.detail.eased, c) - } - } - - // see above - this.target().off('during.fx', wrapper).on('during.fx', wrapper) - - this.after(function () { - this.off('during.fx', wrapper) - }) - - return this._callStart() - }, - - // calls after ALL animations in the queue are finished - afterAll: function (fn) { - var wrapper = function wrapper (e) { - fn.call(this) - this.off('allfinished.fx', wrapper) - } - - // see above - this.target().off('allfinished.fx', wrapper).on('allfinished.fx', wrapper) - - return this._callStart() - }, - - // calls on every animation step for all animations - duringAll: function (fn) { - var wrapper = function (e) { - fn.call(this, e.detail.pos, SVG.morph(e.detail.pos), e.detail.eased, e.detail.situation) - } - - this.target().off('during.fx', wrapper).on('during.fx', wrapper) - - this.afterAll(function () { - this.off('during.fx', wrapper) - }) - - return this._callStart() - }, - - last: function () { - return this.situations.length ? this.situations[this.situations.length - 1] : this.situation - }, - - // adds one property to the animations - add: function (method, args, type) { - this.last()[type || 'animations'][method] = args - return this._callStart() - }, - - /** perform one step of the animation - * @param ignoreTime Boolean indicating whether to ignore time and use position directly or recalculate position based on time - * @return this - */ - step: function (ignoreTime) { - // convert current time to an absolute position - if (!ignoreTime) this.absPos = this.timeToAbsPos(+new Date()) - - // This part convert an absolute position to a position - if (this.situation.loops !== false) { - var absPos, absPosInt, lastLoop - - // If the absolute position is below 0, we just treat it as if it was 0 - absPos = Math.max(this.absPos, 0) - absPosInt = Math.floor(absPos) - - if (this.situation.loops === true || absPosInt < this.situation.loops) { - this.pos = absPos - absPosInt - lastLoop = this.situation.loop - this.situation.loop = absPosInt - } else { - this.absPos = this.situation.loops - this.pos = 1 - // The -1 here is because we don't want to toggle reversed when all the loops have been completed - lastLoop = this.situation.loop - 1 - this.situation.loop = this.situation.loops - } - - if (this.situation.reversing) { - // Toggle reversed if an odd number of loops as occured since the last call of step - this.situation.reversed = this.situation.reversed !== Boolean((this.situation.loop - lastLoop) % 2) - } - } else { - // If there are no loop, the absolute position must not be above 1 - this.absPos = Math.min(this.absPos, 1) - this.pos = this.absPos - } - - // while the absolute position can be below 0, the position must not be below 0 - if (this.pos < 0) this.pos = 0 - - if (this.situation.reversed) this.pos = 1 - this.pos - - // apply easing - var eased = this.situation.ease(this.pos) - - // call once-callbacks - for (var i in this.situation.once) { - if (i > this.lastPos && i <= eased) { - this.situation.once[i].call(this.target(), this.pos, eased) - delete this.situation.once[i] - } - } - - // fire during callback with position, eased position and current situation as parameter - if (this.active) this.target().fire('during', {pos: this.pos, eased: eased, fx: this, situation: this.situation}) - - // the user may call stop or finish in the during callback - // so make sure that we still have a valid situation - if (!this.situation) { - return this - } - - // apply the actual animation to every property - this.eachAt() - - // do final code when situation is finished - if ((this.pos === 1 && !this.situation.reversed) || (this.situation.reversed && this.pos === 0)) { - // stop animation callback - this.stopAnimFrame() - - // fire finished callback with current situation as parameter - this.target().fire('finished', {fx: this, situation: this.situation}) - - if (!this.situations.length) { - this.target().fire('allfinished') - - // Recheck the length since the user may call animate in the afterAll callback - if (!this.situations.length) { - this.target().off('.fx') // there shouldnt be any binding left, but to make sure... - this.active = false - } - } - - // start next animation - if (this.active) this.dequeue() - else this.clearCurrent() - } else if (!this.paused && this.active) { - // we continue animating when we are not at the end - this.startAnimFrame() - } - - // save last eased position for once callback triggering - this.lastPos = eased - return this - }, - - // calculates the step for every property and calls block with it - eachAt: function () { - var i, at - var self = this - var target = this.target() - var s = this.situation - - // apply animations which can be called trough a method - for (i in s.animations) { - at = [].concat(s.animations[i]).map(function (el) { - return typeof el !== 'string' && el.at ? el.at(s.ease(self.pos), self.pos) : el - }) - - target[i].apply(target, at) - } - - // apply animation which has to be applied with attr() - for (i in s.attrs) { - at = [i].concat(s.attrs[i]).map(function (el) { - return typeof el !== 'string' && el.at ? el.at(s.ease(self.pos), self.pos) : el - }) - - target.attr.apply(target, at) - } - - // apply animation which has to be applied with css() - for (i in s.styles) { - at = [i].concat(s.styles[i]).map(function (el) { - return typeof el !== 'string' && el.at ? el.at(s.ease(self.pos), self.pos) : el - }) - - target.css.apply(target, at) - } - - // animate initialTransformation which has to be chained - if (s.transforms.length) { - - // TODO: ANIMATE THE TRANSFORMS - - // // get initial initialTransformation - // at = s.initialTransformation - // for(i = 0, len = s.transforms.length; i < len; i++){ - // - // // get next transformation in chain - // var a = s.transforms[i] - // - // // multiply matrix directly - // if(a instanceof SVG.Matrix){ - // - // if(a.relative){ - // at = at.multiply(new SVG.Matrix().morph(a).at(s.ease(this.pos))) - // }else{ - // at = at.morph(a).at(s.ease(this.pos)) - // } - // continue - // } - // - // // when transformation is absolute we have to reset the needed transformation first - // if(!a.relative) - // a.undo(at.decompose()) - // - // // and reapply it after - // at = at.multiply(a.at(s.ease(this.pos))) - // - // } - // - // // set new matrix on element - // target.matrix(at) - } - - return this - }, - - // adds an once-callback which is called at a specific position and never again - once: function (pos, fn, isEased) { - var c = this.last() - if (!isEased) pos = c.ease(pos) - - c.once[pos] = fn - - return this - }, - - _callStart: function () { - setTimeout(function () { this.start() }.bind(this), 0) - return this - } - - }, - - parent: SVG.Element, - - // Add method to parent elements - construct: { - // Get fx module or create a new one, then animate with given duration and ease - animate: function (o, ease, delay) { - return (this.fx || (this.fx = new SVG.Timeline(this))).animate(o, ease, delay) - }, - delay: function (delay) { - return (this.fx || (this.fx = new SVG.Timeline(this))).delay(delay) - }, - stop: function (jumpToEnd, clearQueue) { - if (this.fx) { - this.fx.stop(jumpToEnd, clearQueue) - } - - return this - }, - finish: function () { - if (this.fx) { - this.fx.finish() - } - - return this - }, - // Pause current animation - pause: function () { - if (this.fx) { - this.fx.pause() - } - - return this - }, - // Play paused current animation - play: function () { - if (this.fx) { this.fx.play() } - - return this - }, - // Set/Get the speed of the animations - speed: function (speed) { - if (this.fx) { - if (speed == null) { return this.fx.speed() } else { this.fx.speed(speed) } - } - - return this - } - } - -}) - -// MorphObj is used whenever no morphable object is given -SVG.MorphObj = SVG.invent({ - - create: function (from, to) { - // prepare color for morphing - if (SVG.Color.isColor(to)) return new SVG.Color(from).morph(to) - // prepare value list for morphing - if (SVG.regex.delimiter.test(from)) return new SVG.Array(from).morph(to) - // prepare number for morphing - if (SVG.regex.numberAndUnit.test(to)) return new SVG.Number(from).morph(to) - - // prepare for plain morphing - this.value = from - this.destination = to - }, - - extend: { - at: function (pos, real) { - return real < 1 ? this.value : this.destination - }, - - valueOf: function () { - return this.value - } - } - -}) - -SVG.extend(SVG.Timeline, { - // Add animatable attributes - attr: function (a, v, relative) { - // apply attributes individually - if (typeof a === 'object') { - for (var key in a) { - this.attr(key, a[key]) - } - } else { - this.add(a, v, 'attrs') - } - - return this - }, - // Add animatable styles - css: function (s, v) { - if (typeof s === 'object') { - for (var key in s) { - this.css(key, s[key]) - } - } else { - this.add(s, v, 'styles') - } - - return this - }, - // Animatable x-axis - x: function (x, relative) { - if (this.target() instanceof SVG.G) { - this.transform({x: x}, relative) - return this - } - - var num = new SVG.Number(x) - num.relative = relative - return this.add('x', num) - }, - // Animatable y-axis - y: function (y, relative) { - if (this.target() instanceof SVG.G) { - this.transform({y: y}, relative) - return this - } - - var num = new SVG.Number(y) - num.relative = relative - return this.add('y', num) - }, - // Animatable center x-axis - cx: function (x) { - return this.add('cx', new SVG.Number(x)) - }, - // Animatable center y-axis - cy: function (y) { - return this.add('cy', new SVG.Number(y)) - }, - // Add animatable move - move: function (x, y) { - return this.x(x).y(y) - }, - // Add animatable center - center: function (x, y) { - return this.cx(x).cy(y) - }, - // Add animatable size - size: function (width, height) { - if (this.target() instanceof SVG.Text) { - // animate font size for Text elements - this.attr('font-size', width) - } else { - // animate bbox based size for all other elements - var box - - if (!width || !height) { - box = this.target().bbox() - } - - if (!width) { - width = box.width / box.height * height - 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if (this.target() instanceof SVG.Stop) { - if (typeof o === 'number' || o instanceof SVG.Number) { - return this.update({ - offset: arguments[0], - color: arguments[1], - opacity: arguments[2] - }) - } - - if (o.opacity != null) this.attr('stop-opacity', o.opacity) - if (o.color != null) this.attr('stop-color', o.color) - if (o.offset != null) this.attr('offset', o.offset) - } - - return this - } -}) - /* global abcdef, arrayToMatrix, closeEnough */ SVG.Matrix = SVG.invent({ @@ -2409,7 +1426,11 @@ SVG.Matrix = SVG.invent({ source = source instanceof SVG.Element ? source.matrixify() : typeof source === 'string' ? arrayToMatrix(source.split(SVG.regex.delimiter).map(parseFloat)) : Array.isArray(source) ? arrayToMatrix(source) - : typeof source === 'object' ? source + : (typeof source === 'object' && ( + source.a != null || source.b != null || source.c != null + || source.d != null || source.e != null || source.f != null + )) ? source + : (typeof source === 'object') ? new SVG.Matrix().transform(source) : arguments.length === 6 ? arrayToMatrix([].slice.call(arguments)) : base @@ -2438,59 +1459,28 @@ SVG.Matrix = SVG.invent({ return newMatrix } - // Get all of the parameters required to form the matrix - var flipX = o.flip && (o.flip === 'x' || o.flip === 'both') ? -1 : 1 - var flipY = o.flip && (o.flip === 'y' || o.flip === 'both') ? -1 : 1 - var skewX = o.skew && o.skew.length ? o.skew[0] - : isFinite(o.skew) ? o.skew - : isFinite(o.skewX) ? o.skewX - : 0 - var skewY = o.skew && o.skew.length ? o.skew[1] - : isFinite(o.skew) ? o.skew - : isFinite(o.skewY) ? o.skewY - : 0 - var scaleX = o.scale && o.scale.length ? o.scale[0] * flipX - : isFinite(o.scale) ? o.scale * flipX - : isFinite(o.scaleX) ? o.scaleX * flipX - : flipX - var scaleY = o.scale && o.scale.length ? o.scale[1] * flipY - : isFinite(o.scale) ? o.scale * flipY - : isFinite(o.scaleY) ? o.scaleY * flipY - : flipY - var shear = o.shear || 0 - var theta = o.rotate || 0 - var origin = new SVG.Point(o.ox == null ? o.origin : o.ox, o.oy) - var ox = origin.x - var oy = origin.y - var position = new SVG.Point(o.px == null - ? o.position : o.px, o.py, {x: null, y: null}) - var px = position.x - var py = position.y - var translate = new SVG.Point(o.tx == null ? o.translate : o.tx, o.ty) - var tx = translate.x - var ty = translate.y - var relative = new SVG.Point(o.rx == null ? o.relative : o.rx, o.ry) - var rx = relative.x - var ry = relative.y + // Get the proposed transformations and the current transformations + var t = formatTransforms(o) var currentTransform = new SVG.Matrix(this) // Construct the resulting matrix var transformer = new SVG.Matrix() - .translate(-ox, -oy) - .scale(scaleX, scaleY) - .skew(skewX, skewY) - .shear(shear) - .rotate(theta) - .translate(ox, oy) - .translate(rx, ry) + .translate(-t.ox, -t.oy) + .scale(t.scaleX, t.scaleY) + .skew(t.skewX, t.skewY) + .shear(t.shear) + .rotate(t.theta) + .translate(t.ox, t.oy) + .translate(t.rx, t.ry) .lmultiply(currentTransform) // If we want the origin at a particular place, we force it there - if (isFinite(px) || isFinite(py)) { + if (isFinite(t.px) || isFinite(t.py)) { + // Figure out where the origin went and the delta to get there - var current = new SVG.Point(ox - rx, oy - ry).transform(transformer) - var dx = px ? px - current.x : 0 - var dy = py ? py - current.y : 0 + var current = new SVG.Point(t.ox - t.rx, t.oy - t.ry).transform(transformer) + var dx = t.px ? t.px - current.x : 0 + var dy = t.py ? t.py - current.y : 0 // Apply another translation transformer = transformer.translate(dx, dy) @@ -2616,7 +1606,31 @@ SVG.Matrix = SVG.invent({ // Inverses matrix inverse: function () { - return new SVG.Matrix(this.native().inverse()) + + // Get the current parameters out of the matrix + var a = this.a + var b = this.b + var c = this.c + var d = this.d + var e = this.e + var f = this.f + + // Invert the 2x2 matrix in the top left + var det = a * d - b * c + if (!det) throw new Error("Cannot invert " + this) + + // Calculate the top 2x2 matrix + var na = d / det + var nb = -b / det + var nc = -c / det + var nd = a / det + + // Apply the inverted matrix to the top right + var ne = - ( na * e + nc * f ) + var nf = - ( nb * e + nd * f ) + + // Construct the inverted matrix + return new SVG.Matrix(na, nb, nc, nd, ne, nf) }, // Translate matrix @@ -5290,6 +4304,64 @@ function closeEnough (a, b, threshold) { return Math.abs(b - a) < (threshold || 1e-6) } +// TODO: Refactor this to a static function of matrix.js +function formatTransforms (o) { + + // Get all of the parameters required to form the matrix + var flipBoth = o.flip === 'both' || o.flip === true + var flipX = o.flip && (flipBoth || o.flip === 'x') ? -1 : 1 + var flipY = o.flip && (flipBoth || o.flip === 'y') ? -1 : 1 + var skewX = o.skew && o.skew.length ? o.skew[0] + : isFinite(o.skew) ? o.skew + : isFinite(o.skewX) ? o.skewX + : 0 + var skewY = o.skew && o.skew.length ? o.skew[1] + : isFinite(o.skew) ? o.skew + : isFinite(o.skewY) ? o.skewY + : 0 + var scaleX = o.scale && o.scale.length ? o.scale[0] * flipX + : isFinite(o.scale) ? o.scale * flipX + : isFinite(o.scaleX) ? o.scaleX * flipX + : flipX + var scaleY = o.scale && o.scale.length ? o.scale[1] * flipY + : isFinite(o.scale) ? o.scale * flipY + : isFinite(o.scaleY) ? o.scaleY * flipY + : flipY + var shear = o.shear || 0 + var theta = o.rotate || 0 + var origin = new SVG.Point(o.ox == null ? o.origin : o.ox, o.oy) + var ox = origin.x + var oy = origin.y + var position = new SVG.Point(o.px == null + ? o.position : o.px, o.py, {x: null, y: null}) + var px = position.x + var py = position.y + var translate = new SVG.Point(o.tx == null ? o.translate : o.tx, o.ty) + var tx = translate.x + var ty = translate.y + var relative = new SVG.Point(o.rx == null ? o.relative : o.rx, o.ry) + var rx = relative.x + var ry = relative.y + + // Populate all of the values + return { + scaleX: scaleX, + scaleY: scaleY, + skewX: skewX, + skewY: skewY, + shear: shear, + theta: theta, + rx: rx, + ry: ry, + tx: tx, + ty: ty, + ox: ox, + oy: oy, + px: px, + py: py, + } +} + /* globals fullBox, domContains, isNulledBox, Exception */ SVG.Box = SVG.invent({ @@ -5453,6 +4525,96 @@ SVG.parser.nodes = { SVG.parser.nodes.path = SVG.parser.nodes.svg.path().node +/* global requestAnimationFrame */ + +SVG.Animator = { + nextDraw: null, + frames: new SVG.Queue(), + timeouts: new SVG.Queue(), + frameCount: 0, + timeoutCount: 0, + timer: window.performance || window.Date, + + frame: function (fn) { + SVG.Animator.frames.push({ + id: SVG.Animator.frameCount, + run: fn + }) + + if (SVG.Animator.nextDraw === null) { + SVG.Animator.nextDraw = requestAnimationFrame(SVG.Animator._draw) + } + + return ++SVG.Animator.frameCount + }, + + timeout: function (fn, delay) { + delay = delay || 0 + + // Work out when the event should fire + var time = SVG.Animator.timer.now() + delay + + // Add the timeout to the end of the queue + var thisId = SVG.Animator.timeoutCount++ + SVG.Animator.timeouts.push({ + id: thisId, + run: fn, + time: time + }) + + // Request another animation frame if we need one + if (SVG.Animator.nextDraw === null) { + SVG.Animator.nextDraw = requestAnimationFrame(SVG.Animator._draw) + } + + return thisId + }, + + cancelTimeout: function (id) { + // Find the index of the timeout to cancel and remove it + var index = SVG.Animator.timeouts.remove( + function (t) { + return t.id === id + } + ) + return index + }, + + _draw: function (now) { + + // Run all the timeouts we can run, if they are not ready yet, add them + // to the end of the queue immediately! (bad timeouts!!! [sarcasm]) + var tracking = true + var nextTimeout = null
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b.Polygon).plot(t||new b.PointArray)}}}),b.extend([b.Polyline,b.Polygon],{array:function(){return this._array||(this._array=new b.PointArray(this.attr("points")))},plot:function(t){return null==t?this.array():this.clear().attr("points","string"==typeof t?t:this._array=new b.PointArray(t))},clear:function(){return delete this._array,this},move:function(t,e){return this.attr("points",this.array().move(t,e))},size:function(t,e){var n=d(this,t,e);return this.attr("points",this.array().size(n.width,n.height))}}),b.extend([b.Line,b.Polyline,b.Polygon],{MorphArray:b.PointArray,x:function(t){return null==t?this.bbox().x:this.move(t,this.bbox().y)},y:function(t){return null==t?this.bbox().y:this.move(this.bbox().x,t)},width:function(t){var e=this.bbox();return null==t?e.width:this.size(t,e.height)},height:function(t){var e=this.bbox();return null==t?e.height:this.size(e.width,t)}}),b.Path=b.invent({create:"path",inherit:b.Shape,extend:{MorphArray:b.PathArray,array:function(){return this._array||(this._array=new b.PathArray(this.attr("d")))},plot:function(t){return null==t?this.array():this.clear().attr("d","string"==typeof t?t:this._array=new b.PathArray(t))},clear:function(){return delete this._array,this},move:function(t,e){return this.attr("d",this.array().move(t,e))},x:function(t){return null==t?this.bbox().x:this.move(t,this.bbox().y)},y:function(t){return null==t?this.bbox().y:this.move(this.bbox().x,t)},size:function(t,e){var n=d(this,t,e);return this.attr("d",this.array().size(n.width,n.height))},width:function(t){return null==t?this.bbox().width:this.size(t,this.bbox().height)},height:function(t){return null==t?this.bbox().height:this.size(this.bbox().width,t)}},construct:{path:function(t){return this.put(new b.Path).plot(t||new b.PathArray)}}}),b.Image=b.invent({create:"image",inherit:b.Shape,extend:{load:function(e,n){if(!e)return this;var i=new t.Image;return b.on(i,"load",function(t){var r=this.parent(b.Pattern);0===this.width()&&0===this.height()&&this.size(i.width,i.height),r instanceof b.Pattern&&0===r.width()&&0===r.height()&&r.size(this.width(),this.height()),"function"==typeof n&&n.call(this,{width:i.width,height:i.height,ratio:i.width/i.height,url:e})},this),b.on(i,"load error",function(){b.off(i)}),this.attr("href",i.src=e,b.xlink)}},construct:{image:function(t,e){return this.put(new b.Image).size(0,0).load(t,e)}}}),b.Text=b.invent({create:function(t){this.constructor(t||b.create("text")),this.dom.leading=new b.Number(1.3),this._rebuild=!0,this._build=!1,this.attr("font-family",b.defaults.attrs["font-family"])},inherit:b.Parent,extend:{x:function(t){return null==t?this.attr("x"):this.attr("x",t)},y:function(t){var e=this.attr("y"),n="number"==typeof e?e-this.bbox().y:0;return null==t?"number"==typeof e?e-n:e:this.attr("y","number"==typeof t?t+n:t)},cx:function(t){return null==t?this.bbox().cx:this.x(t-this.bbox().width/2)},cy:function(t){return 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b.Number(t.leading||1.3),this}},construct:{text:function(t){return this.put(new b.Text).text(t)},plain:function(t){return this.put(new b.Text).plain(t)}}}),b.Tspan=b.invent({create:"tspan",inherit:b.Parent,extend:{text:function(t){return null==t?this.node.textContent+(this.dom.newLined?"\n":""):("function"==typeof t?t.call(this,this):this.plain(t),this)},dx:function(t){return this.attr("dx",t)},dy:function(t){return this.attr("dy",t)},newLine:function(){var t=this.parent(b.Text);return this.dom.newLined=!0,this.dy(t.dom.leading*t.attr("font-size")).attr("x",t.x())}}}),b.extend([b.Text,b.Tspan],{plain:function(t){return!1===this._build&&this.clear(),this.node.appendChild(e.createTextNode(t)),this},tspan:function(t){var e=new b.Tspan;return this._build||this.clear(),this.node.appendChild(e.node),e.text(t)},length:function(){return this.node.getComputedTextLength()}}),b.TextPath=b.invent({create:"textPath",inherit:b.Text,parent:b.Parent,extend:{MorphArray:b.PathArray,array:function(){var t=this.track();return t?t.array():null},plot:function(t){var e=this.track(),n=null;return e&&(n=e.plot(t)),null==t?n:this},track:function(){return this.reference("href")}},construct:{textPath:function(t,e){return this.defs().path(e).text(t).addTo(this)}}}),b.extend([b.Text],{path:function(t){var e=new b.TextPath;return t instanceof b.Path||(t=this.doc().defs().path(t)),e.attr("href","#"+t,b.xlink),this.put(e)},textPath:function(){return this.select("textPath")}}),b.extend([b.Path],{text:function(t){if(t instanceof b.Text){var e=t.text();return t.clear().path(this).text(e)}return this.parent().put(new b.Text).path(this).text(t)}}),b.A=b.invent({create:"a",inherit:b.Container,extend:{to:function(t){return this.attr("href",t,b.xlink)},target:function(t){return this.attr("target",t)}},construct:{link:function(t){return this.put(new b.A).to(t)}}}),b.extend(b.Element,{linkTo:function(t){var e=new b.A;return"function"==typeof t?t.call(e,e):e.to(t),this.parent().put(e).put(this)}}),b.Marker=b.invent({create:"marker",inherit:b.Container,extend:{width:function(t){return this.attr("markerWidth",t)},height:function(t){return this.attr("markerHeight",t)},ref:function(t,e){return this.attr("refX",t).attr("refY",e)},update:function(t){return this.clear(),"function"==typeof t&&t.call(this,this),this},toString:function(){return"url(#"+this.id()+")"}},construct:{marker:function(t,e,n){return this.defs().marker(t,e,n)}}}),b.extend(b.Defs,{marker:function(t,e,n){return this.put(new b.Marker).size(t,e).ref(t/2,e/2).viewbox(0,0,t,e).attr("orient","auto").update(n)}}),b.extend([b.Line,b.Polyline,b.Polygon,b.Path],{marker:function(t,e,n,i){var r=["marker"];return"all"!==t&&r.push(t),r=r.join("-"),t=arguments[1]instanceof b.Marker?arguments[1]:this.doc().marker(e,n,i),this.attr(r,t)}}),b.extend(b.Element,{data:function(t,e,n){if("object"==typeof t)for(e in t)this.data(e,t[e]);else if(arguments.length<2)try{return 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M="abcdef".split("");return b.Box=b.invent({create:function(t){var e=[0,0,0,0];t="string"==typeof t?t.split(b.regex.delimiter).map(parseFloat):Array.isArray(t)?t:"object"==typeof t?[null!=t.left?t.left:t.x,null!=t.top?t.top:t.y,t.width,t.height]:4===arguments.length?[].slice.call(arguments):e,this.x=t[0],this.y=t[1],this.width=t[2],this.height=t[3],v(this)},extend:{merge:function(t){var e=Math.min(this.x,t.x),n=Math.min(this.y,t.y);return new b.Box(e,n,Math.max(this.x+this.width,t.x+t.width)-e,Math.max(this.y+this.height,t.y+t.height)-n)},transform:function(t){var e=1/0,n=-1/0,i=1/0,r=-1/0;return[new b.Point(this.x,this.y),new b.Point(this.x2,this.y),new b.Point(this.x,this.y2),new b.Point(this.x2,this.y2)].forEach(function(s){s=s.transform(t),e=Math.min(e,s.x),n=Math.max(n,s.x),i=Math.min(i,s.y),r=Math.max(r,s.y)}),new b.Box(e,i,n-e,r-i)},addOffset:function(){return this.x+=t.pageXOffset,this.y+=t.pageYOffset,this},toString:function(){return this.x+" "+this.y+" "+this.width+" "+this.height},morph:function(t,e,n,i){return this.destination=new b.Box(t,e,n,i),this},at:function(t){return this.destination?new b.Box(this.x+(this.destination.x-this.x)*t,this.y+(this.destination.y-this.y)*t,this.width+(this.destination.width-this.width)*t,this.height+(this.destination.height-this.height)*t):this}},parent:b.Element,construct:{bbox:function(){var t;try{if(t=this.node.getBBox(),i(t)&&!r(this.node))throw new Exception("Element not in the dom")}catch(n){try{var e=this.clone(b.parser().svg).show();t=e.node.getBBox(),e.remove()}catch(t){console.warn("Getting a bounding box of this element is not possible")}}return new b.Box(t)},rbox:function(t){try{var e=new b.Box(this.node.getBoundingClientRect());return t?e.transform(t.screenCTM().inverse()):e.addOffset()}catch(t){return new b.Box}}}}),b.extend([b.Doc,b.Symbol,b.Image,b.Pattern,b.Marker,b.ForeignObject,b.View],{viewbox:function(t,e,n,i){return null==t?new b.Box(this.attr("viewBox")):this.attr("viewBox",new b.Box(t,e,n,i))}}),b.parser=function(){var t;return b.parser.nodes.svg.node.parentNode||(t=e.body||e.documentElement,b.parser.nodes.svg.addTo(t)),b.parser.nodes},b.parser.nodes={svg:b().size(2,0).css({opacity:0,position:"absolute",left:"-100%",top:"-100%",overflow:"hidden"})},b.parser.nodes.path=b.parser.nodes.svg.path().node,b.Animator={nextDraw:null,frames:new b.Queue,timeouts:new b.Queue,frameCount:0,timeoutCount:0,timer:t.performance||t.Date,frame:function(t){return b.Animator.frames.push({id:b.Animator.frameCount,run:t}),null===b.Animator.nextDraw&&(b.Animator.nextDraw=requestAnimationFrame(b.Animator._draw)),++b.Animator.frameCount},timeout:function(t,e){e=e||0;var n=b.Animator.timer.now()+e,i=b.Animator.timeoutCount++;return b.Animator.timeouts.push({id:i,run:t,time:n}),null===b.Animator.nextDraw&&(b.Animator.nextDraw=requestAnimationFrame(b.Animator._draw)),i},cancelTimeout:function(t){return b.Animator.timeouts.remove(function(e){return e.id===t})},_draw:function(t){for(var e=null,n=b.Animator.timeouts.last();(e=b.Animator.timeouts.shift())&&(t>e.time?e.run():b.Animator.timeouts.push(e),e!==n););for(var i=(b.Animator.frames.last(),b.Animator.frameCount);b.Animator.frames.first()&&b.Animator.frames.first().id<i;){b.Animator.frames.shift().run(t)}b.Animator.nextDraw=b.Animator.timeouts.length>0||b.Animator.frames.length>0?requestAnimationFrame(b.Animator._draw):null}},b});
\ No newline at end of file diff --git a/gulpfile.js b/gulpfile.js index 5b511ef..5883790 100644 --- a/gulpfile.js +++ b/gulpfile.js @@ -40,7 +40,6 @@ var parts = [ 'src/number.js',
'src/HtmlNode.js',
'src/element.js',
- 'src/fx.js',
'src/matrix.js',
'src/point.js',
'src/attr.js',
@@ -81,7 +80,8 @@ var parts = [ 'src/helpers.js',
'src/polyfill.js',
'src/boxes.js',
- 'src/parser.js'
+ 'src/parser.js',
+ 'src/animator.js',
]
gulp.task('clean', function () {
diff --git a/src/drawLoop.js b/src/animator.js index 6b6e6c3..4d37008 100644 --- a/src/drawLoop.js +++ b/src/animator.js @@ -1,3 +1,4 @@ +/* global requestAnimationFrame */ SVG.Animator = { nextDraw: null, @@ -44,18 +45,24 @@ SVG.Animator = { cancelTimeout: function (id) { // Find the index of the timeout to cancel and remove it - var index = SVG.Animator.timeouts.remove(function (t) { return t.id == id }) + var index = SVG.Animator.timeouts.remove( + function (t) { + return t.id === id + } + ) return index }, _draw: function (now) { + // Run all the timeouts we can run, if they are not ready yet, add them // to the end of the queue immediately! (bad timeouts!!! [sarcasm]) var tracking = true var nextTimeout = null
var lastTimeout = SVG.Animator.timeouts.last() while ((nextTimeout = SVG.Animator.timeouts.shift())) { - // Run the timeout if its time, or push it to the end + + // Run the timeout if its time, or push it to the end if (now > nextTimeout.time) { nextTimeout.run() } else { diff --git a/src/helpers.js b/src/helpers.js index ff8746e..fd8b376 100644 --- a/src/helpers.js +++ b/src/helpers.js @@ -203,3 +203,61 @@ var abcdef = 'abcdef'.split('') function closeEnough (a, b, threshold) { return Math.abs(b - a) < (threshold || 1e-6) } + +// TODO: Refactor this to a static function of matrix.js +function formatTransforms (o) { + + // Get all of the parameters required to form the matrix + var flipBoth = o.flip === 'both' || o.flip === true + var flipX = o.flip && (flipBoth || o.flip === 'x') ? -1 : 1 + var flipY = o.flip && (flipBoth || o.flip === 'y') ? -1 : 1 + var skewX = o.skew && o.skew.length ? o.skew[0] + : isFinite(o.skew) ? o.skew + : isFinite(o.skewX) ? o.skewX + : 0 + var skewY = o.skew && o.skew.length ? o.skew[1] + : isFinite(o.skew) ? o.skew + : isFinite(o.skewY) ? o.skewY + : 0 + var scaleX = o.scale && o.scale.length ? o.scale[0] * flipX + : isFinite(o.scale) ? o.scale * flipX + : isFinite(o.scaleX) ? o.scaleX * flipX + : flipX + var scaleY = o.scale && o.scale.length ? o.scale[1] * flipY + : isFinite(o.scale) ? o.scale * flipY + : isFinite(o.scaleY) ? o.scaleY * flipY + : flipY + var shear = o.shear || 0 + var theta = o.rotate || 0 + var origin = new SVG.Point(o.ox == null ? o.origin : o.ox, o.oy) + var ox = origin.x + var oy = origin.y + var position = new SVG.Point(o.px == null + ? o.position : o.px, o.py, {x: null, y: null}) + var px = position.x + var py = position.y + var translate = new SVG.Point(o.tx == null ? o.translate : o.tx, o.ty) + var tx = translate.x + var ty = translate.y + var relative = new SVG.Point(o.rx == null ? o.relative : o.rx, o.ry) + var rx = relative.x + var ry = relative.y + + // Populate all of the values + return { + scaleX: scaleX, + scaleY: scaleY, + skewX: skewX, + skewY: skewY, + shear: shear, + theta: theta, + rx: rx, + ry: ry, + tx: tx, + ty: ty, + ox: ox, + oy: oy, + px: px, + py: py, + } +} diff --git a/src/matrix.js b/src/matrix.js index cab657f..97eaab7 100644 --- a/src/matrix.js +++ b/src/matrix.js @@ -43,59 +43,28 @@ SVG.Matrix = SVG.invent({ return newMatrix } - // Get all of the parameters required to form the matrix - var flipX = o.flip && (o.flip === 'x' || o.flip === 'both') ? -1 : 1 - var flipY = o.flip && (o.flip === 'y' || o.flip === 'both') ? -1 : 1 - var skewX = o.skew && o.skew.length ? o.skew[0] - : isFinite(o.skew) ? o.skew - : isFinite(o.skewX) ? o.skewX - : 0 - var skewY = o.skew && o.skew.length ? o.skew[1] - : isFinite(o.skew) ? o.skew - : isFinite(o.skewY) ? o.skewY - : 0 - var scaleX = o.scale && o.scale.length ? o.scale[0] * flipX - : isFinite(o.scale) ? o.scale * flipX - : isFinite(o.scaleX) ? o.scaleX * flipX - : flipX - var scaleY = o.scale && o.scale.length ? o.scale[1] * flipY - : isFinite(o.scale) ? o.scale * flipY - : isFinite(o.scaleY) ? o.scaleY * flipY - : flipY - var shear = o.shear || 0 - var theta = o.rotate || 0 - var origin = new SVG.Point(o.ox == null ? o.origin : o.ox, o.oy) - var ox = origin.x - var oy = origin.y - var position = new SVG.Point(o.px == null - ? o.position : o.px, o.py, {x: null, y: null}) - var px = position.x - var py = position.y - var translate = new SVG.Point(o.tx == null ? o.translate : o.tx, o.ty) - var tx = translate.x - var ty = translate.y - var relative = new SVG.Point(o.rx == null ? o.relative : o.rx, o.ry) - var rx = relative.x - var ry = relative.y + // Get the proposed transformations and the current transformations + var t = formatTransforms(o) var currentTransform = new SVG.Matrix(this) // Construct the resulting matrix var transformer = new SVG.Matrix() - .translate(-ox, -oy) - .scale(scaleX, scaleY) - .skew(skewX, skewY) - .shear(shear) - .rotate(theta) - .translate(ox, oy) - .translate(rx, ry) + .translate(-t.ox, -t.oy) + .scale(t.scaleX, t.scaleY) + .skew(t.skewX, t.skewY) + .shear(t.shear) + .rotate(t.theta) + .translate(t.ox, t.oy) + .translate(t.rx, t.ry) .lmultiply(currentTransform) // If we want the origin at a particular place, we force it there - if (isFinite(px) || isFinite(py)) { + if (isFinite(t.px) || isFinite(t.py)) { + // Figure out where the origin went and the delta to get there - var current = new SVG.Point(ox - rx, oy - ry).transform(transformer) - var dx = px ? px - current.x : 0 - var dy = py ? py - current.y : 0 + var current = new SVG.Point(t.ox - t.rx, t.oy - t.ry).transform(transformer) + var dx = t.px ? t.px - current.x : 0 + var dy = t.py ? t.py - current.y : 0 // Apply another translation transformer = transformer.translate(dx, dy) @@ -221,7 +190,31 @@ SVG.Matrix = SVG.invent({ // Inverses matrix inverse: function () { - return new SVG.Matrix(this.native().inverse()) + + // Get the current parameters out of the matrix + var a = this.a + var b = this.b + var c = this.c + var d = this.d + var e = this.e + var f = this.f + + // Invert the 2x2 matrix in the top left + var det = a * d - b * c + if (!det) throw new Error("Cannot invert " + this) + + // Calculate the top 2x2 matrix + var na = d / det + var nb = -b / det + var nc = -c / det + var nd = a / det + + // Apply the inverted matrix to the top right + var ne = - ( na * e + nc * f ) + var nf = - ( nb * e + nd * f ) + + // Construct the inverted matrix + return new SVG.Matrix(na, nb, nc, nd, ne, nf) }, // Translate matrix diff --git a/src/morph.js b/src/morph.js index 7e99fef..28584d3 100644 --- a/src/morph.js +++ b/src/morph.js @@ -59,11 +59,13 @@ SVG.Morphable = SVG.invent{ var _this = this + modifier = this.modifier || function(el) { return el } + // for(var i = 0, len = this._from.length; i < len; ++i) { // arr.push(this.controller(this._from[i], this._to[i])) // } - return this.type.fromArray(this.modifier(this._from.map(function (i, index) { + return this.type.fromArray(modifier(this._from.map(function (i, index) { return _this.controller(i, _this._to[i], pos) }))) }, @@ -129,6 +131,38 @@ SVG.Morphable.TransformBag = SVG.invent({ } }) + +SVG.Morphable.ObjectBag = SVG.invent({ + create: function (obj) { + this.values = [] + this.keys = [] + + for(var i in obj) { + this.values.push(obj[i]) + this.keys.push(i) + } + }, + + extend: { + valueOf: function () { + return this.values + }, + + toArray: function (){ + return this.values + } + + fromArray: function (arr) { + var obj = {} + + for(var i = 0, len = arr.length; i < len; ++i) { + obj[this.keys[i]] = arr[i] + } + + return obj + } +}) + SVG.MorphableTypes = [SVG.Number, SVG.Color, SVG.Box, SVG.Matrix, SVG.Morphable.NonMorphable, SVG.Morphable.TransformBag] SVG.extend(SVG.MorphableTypes, { to: (item, args) => { @@ -176,6 +210,24 @@ SVG.extend(SVG.MorphableTypes, { // 4. Now you get the delta matrix as a result: D = I * inv(M) +value = null +init ( ) { + if(!morpher.hasFrom()) { + morpher.from(el.whatever()) + } + + value = value == null ? get the value : value + return value + else +} + +// C R x = D C x = A x +// +// (C R inv(C)) C x +// +// +// C R = D C +// D = C R inv(C) el.animate().trasform({rotate: 720, scale: 2}, true) @@ -193,23 +245,80 @@ relative -> start at 0 always - {random stuff} |> modifier |> fromArray -function transform(transforms, relative, affine) { - affine = transforms.affine || affine - relative = transforms.relative || relative +function transform(o, relative, affine) { + affine = transforms.affine || affine || !!transform.a + relative = transforms.relative || relative || false + + var morpher + var el = this.target() + + /** + The default of relative is false + affine defaults to true if transformations are used and to false when a matrix is given + + We end up with 4 possibilities: + false, false: absolute direct matrix morph with SVG.Matrix + true, false: relative direct matrix morph with SVG.Marix or relative whatever was passed transformation with ObjectBag + + false, true: absolute affine transformation with SVG.TransformBag + true, true: relative whatever was passed transformation with ObjectBag + **/ + + + // if we have a relative transformation and its not a matrix + // we morph all parameters directly with the ObjectBag + // the following cases are covered here: + // - true, false with ObjectBag + // - true, true with ObjectBag + if(relative && transforms.a == null) { + morpher = SVG.Morphable.ObjectBag(formatTransforms({})).to(formatTransforms(transforms)) + + return this.queue(function() {}, function (pos) { + el.pushRightTransform(new Matrix(morpher.at(pos))) + }) + } + + // when we have a matrix and its non affine we transform directly + // the following cases are covered here: + // - true, false with SVG.Matrix + // - false, false with SVG.Matrix + /* + // this is covered below now + if(transforms.a != null && !affine) { + var morpher = new SVG.Matrix().to(transforms) + + this.queue(function () {}, function (pos) { + if(!relative) { + var curr = el.currentTransform() + morpher.from(curr) + el.pushLeftTransform(morpher.at(pos).multiply(curr.inverse())) + } else { + el.pushRightTransform(morpher.at(pos)) + } + }) + }*/ + + // what is left is affine morphing for SVG.Matrix and absolute transformations with TransformBag + // the following cases are covered here: + // - false, true with SVG.Matrix + // - false, true with SVG.TransformBag + // - true, false with SVG.Matrix + // - false, false with SVG.Matrix // 1. define the final state (T) and decompose it (once) t = [tx, ty, the, lam, sy, sx] - var morpher = new SVG.Morphable.TransformBag().to(transforms) + var morpher = (transforms.a && !affine) + ? new SVG.Matrix().to(transforms) + : new SVG.Morphable.TransformBag().to(transforms) - // make sure you have an identity matrix defined as default for relative transforms - var morpher.from() - var el = this.target() + // create identity Matrix for relative not affine Matrix transformation + morpher.from() + + this.queue(function() {}, function (pos) { - var initFn = relative ? function() {} : function() { // 2. on every frame: pull the current state of all previous transforms (M - m can change) - morpher.from(el.transform()) - } + var curr = el.currentTransform() + if(!relative) morpher.from(curr) - this.queue(initFn, function (pos) { // 3. Find the interpolated matrix I(pos) = m + pos * (t - m) // - Note I(0) = M // - Note I(1) = T @@ -217,14 +326,91 @@ function transform(transforms, relative, affine) { if(!relative) { // 4. Now you get the delta matrix as a result: D = I * inv(M) - matrix = matrix.multiply(el.transform().inverse()) + var delta = matrix.multiply(curr.inverse()) + el.pushLeftTransform(delta) + } else { + el.pushRightTransform(matrix) } - - el.pushTransform(matrix) }) } + +/** + INIT + - save the current transformation + + ELEMENT TIMELINE (one timeline per el) + - Reads the current transform and save it to the transformation stack + - Runs all available runners, runners will: + - Modify their transformation on the stack + - Mark their transformation as complete + - After each runner, we group the matrix (not for now) + - After running the runners, we bundle all contiguous transformations into + a single transformation + + + - transformtionstack is like this: [RunnerB, Matrix, RunnerC] + - skip merging for now (premature blabla) + + +el.loop({times: 5, swing: true, wait: [20, 50]}) + +el.opacity(0) + .animate(300).opacity(1) + .animate(300, true).scale(5).reverse() + + +for(var i = 0; i < 7; ++i) + circle.clone() + .scale(3).rotate(0) + .loop({swing: false, wait: 500}) + .scale(1) + .rotate(360) + .delay(1000) + .animate(500, 'swingOut') + .scale(3) +} + +fn () => { + el.animate().stroke('dashoffset', 213).scale(1) + .delay(1) + .animate().scale(2) + .after(fn) +} + + + +When you start an element has a base matrix B - which starts as the identity + + If you modify the matrix, then we have: + + T U V W X B x + . . . + + runner.step() + + for all runners in stack: + if(runner is done) repalce with matrix + + if(2 matrix next to eachother are done) { + + } + +What if + +/// RunnerA +el.animate() + .transform({rotate: 30, scale: 2}) + .transform({rotate: 500}, true) + +f| -----A----- +s| --------B--------- +t| ---------C------- + +**/ + + SVG.Morphable.TransformList = Object if(affine) { diff --git a/src/number.js b/src/number.js index e6cecc2..5d787ad 100644 --- a/src/number.js +++ b/src/number.js @@ -99,12 +99,5 @@ SVG.Number = SVG.invent({ .times(pos) .plus(this) } - - - -new SVG.Color('#2a4e5a').morph('#3b4f2a').at(0.4) - -new Morph().from('#2a4e5a').to('#3b4f2a').at(0.3) - } }) diff --git a/src/timeline.js b/src/timeline.js index 5106058..f2ca933 100644 --- a/src/timeline.js +++ b/src/timeline.js @@ -11,7 +11,6 @@ SVG.easing = { function Runner (timeline) { // We store a reference to the function to run and the timeline to use - this.timeline = timeline this.transforms = [] this.functions = [] this.done = false @@ -20,13 +19,18 @@ function Runner (timeline) { this._startTime = timeline._startTime this._duration = timeline._duration this._loop = timeline._loop + this._active = false } +// The runner gets the time from the timeline Runner.prototype = { add: function (initFn, runFn) { - this.initialisers.push(initFn) - this.functions.push(fn) + this.functions.push({ + initialised: false, + initialiser: initFn, + runner: runFn, + }) }, step: function (time) { @@ -34,32 +38,23 @@ Runner.prototype = { // If it is time to do something, act now. var end = this._start + this._duration var running = this._start < time && time < end - if (running && this._running) { + + if (running && !this.timeline._paused) { var position = (time - this._startTime) / this._duration - var toRun = this.functions - for (var i = 0, len = toRun.length, i < len ; ++i) { - toRun[i](position) + for (var i = 0, len = this.functions.length; i < len ; ++i) { + + // If + this.functions[i](position) } } - // If we are not paused or stopped, request another frame - if (this._running) SVG.Animator.frame(closure, this._startTime) - // Tell the caller whether this animation is finished - closure.finished = !running - }, - - snap: function () { - - }, - - pause: function () { - + return finished }, } -let time = window.performance || window.Date +var time = window.performance || window.Date SVG.Timeline = SVG.invent({ @@ -74,17 +69,22 @@ SVG.Timeline = SVG.invent({ this._startTime = time.now() this._duration = SVG.defaults.duration this._ease = SVG.defaults.ease + this._speed = 1.0 // Play control variables control how the animation proceeds - this._controller = o instanceof 'function' ? o : null - this._backwards = false + this._controller = null this._reverse = false - this._loops = 0 + this._loops = null + this._waits = null + this._swing = null // Keep track of the running animations and their starting parameters this._baseTransform = null - this._running = true + this._nextFrame = null + this._paused = false + this._runner = null this._runners = [] + this._time = 0 }, extend: { @@ -92,14 +92,13 @@ SVG.Timeline = SVG.invent({ animate (duration, delay, now) { // Clear the controller and the looping parameters - this._controller = null + this._controller = duration instanceof Function ? duration : null this._backwards = false this._swing = false this._loops = 0 // If we have a controller, we will use the declarative animation mode - if(duration instanceof 'function') { - + if(duration instanceof Function) { this._controller = duration // If we have an object we are declaring imperative animations @@ -115,8 +114,14 @@ SVG.Timeline = SVG.invent({ this._startTime = now ? time.now() : (this._startTime + this._duration) this._duration = duration || SVG.defaults.duration - // Make a new runner to take care of the + // Make a new runner to queue all of the animations onto + this._runner = new Runner(this) + this._runners.push(this._runner) + // Step the animation + this._step() + + // Allow for chaining return this }, @@ -133,24 +138,21 @@ SVG.Timeline = SVG.invent({ return this }, - loop (times, swing) { - this._loops = times - this._swing = swing - }, - play () { - this._running = true + this._paused = false this._continue() + return this }, pause () { - this._running = false + this._paused = true + return this }, stop () { this.pause() - // Cancel all of the requested animation frames + // Cancel the next animation frame for this object }, @@ -159,14 +161,14 @@ SVG.Timeline = SVG.invent({ }, speed (newSpeed) { - + this._speed = newSpeed }, seek (dt) { }, - persist (dt || forever) { + persist (dtOrForever) { // 0 by default }, @@ -175,24 +177,44 @@ SVG.Timeline = SVG.invent({ }, queue (initialise, during) { + this._runner.add(initialise, during) + }, - // Make a new runner - var runner = new Runner(this) - this._runners.push() + _step (time) { - }, + // If we are paused, just exit + if (this._paused) return - _step (dt) { + // Get the time delta from the last time + // TODO: Deal with window.blur window.focus to pause animations + // HACK: We keep the time below 16ms to avoid driving declarative crazy + var dt = this._speed * ((time - this._time) || 16) / 1000 + dt = dt < 0.1 ? dt : 0.016 // If we missed alot of time, ignore + this._time += time + + // Run all of the runners directly + var runnersLeft = false + for (var i = 0, i < this._runners.length; ; i++) { + var runner = this._runners[i] + var finished = runner.step(this._time) + if (!finished) + runnersLeft = true + } + // Get the next animation frame to keep the simulation going + if (runnersLeft) + this._nextFrame = draw.frame(this.step.bind(this)) + else this._nextFrame = null + return this }, // Checks if we are running and continues the animation _continue () { if (this._paused) return - - // Go through each of the runners and step them + if (!this._nextFrame) + this._step() + return this }, - }, // Only elements are animatable @@ -205,53 +227,73 @@ SVG.Timeline = SVG.invent({ // Get the current timeline or construct a new one this.timeline = (this.timeline || new SVG.Timeline(this)) .animate(o, delay, now) + this.timeline._loops = null return this.timeline - } - } -} - -// Extend the attribute methods separately to avoid cluttering the main -// Timeline class above -SVG.extend(SVG.Timeline, { - - - attr: function (a, v) { - return this.styleAttr('attr', a, v) - }, + }, - // Add animatable styles - css: function (s, v) { - return this.styleAttr('css', s, v) - }, + loop: function(o) { - styleAttr (type, name, val) { - // apply attributes individually - if (typeof name === 'object') { - for (var key in val) { - this.styleAttr(type, key, val[key]) + /* + { + swing: wether or not the animation should repeat when its done + times: the number of times to loop the animation + wait: [array] a buffer of times to wait between successive animations + delay: defaults to wait } + */ + this.timeline = (this.timeline || new SVG.Timeline(this)) + + // REFACTOR this into an init function + this.timeline._waits = [].concat(o.wait || o.delay || 0) + this.timeline._loops = o.times || Infinity + this.timeline._swing = o.swing || false + return this.timeline } - - var morpher = new Morph(this.controller).to(val) - - this.queue( - function () { - morpher = morpher.from(element[type](name)) - }, - function () { - this.element[type](name, morpher.at(pos)) - } - ) - - return this - }, - - zoom(level, point) { - let morpher = SVG.Number(level).controller(this.controller) - this.queue( - () => {morpher = morpher.from(element.zoom())}, - (pos) => {element.zoom(morpher.at(pos), point)} - ) - return this } }) + +// // Extend the attribute methods separately to avoid cluttering the main +// // Timeline class above +// SVG.extend(SVG.Timeline, { +// +// +// attr: function (a, v) { +// return this.styleAttr('attr', a, v) +// }, +// +// // Add animatable styles +// css: function (s, v) { +// return this.styleAttr('css', s, v) +// }, +// +// styleAttr (type, name, val) { +// // apply attributes individually +// if (typeof name === 'object') { +// for (var key in val) { +// this.styleAttr(type, key, val[key]) +// } +// } +// +// var morpher = new Morph(this.controller).to(val) +// +// this.queue( +// function () { +// morpher = morpher.from(element[type](name)) +// }, +// function () { +// this.element[type](name, morpher.at(pos)) +// } +// ) +// +// return this +// }, +// +// zoom(level, point) { +// let morpher = SVG.Number(level).controller(this.controller) +// this.queue( +// () => {morpher = morpher.from(element.zoom())}, +// (pos) => {element.zoom(morpher.at(pos), point)} +// ) +// return this +// } +// }) |