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parttimejob/node_modules/zrender/lib/animation/Animator.js

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import Clip from './Clip.js';
import * as color from '../tool/color.js';
import { eqNaN, extend, isArrayLike, isFunction, isGradientObject, isNumber, isString, keys, logError, map } from '../core/util.js';
import easingFuncs from './easing.js';
import { createCubicEasingFunc } from './cubicEasing.js';
import { isLinearGradient, isRadialGradient } from '../svg/helper.js';
;
var arraySlice = Array.prototype.slice;
function interpolateNumber(p0, p1, percent) {
return (p1 - p0) * percent + p0;
}
function interpolate1DArray(out, p0, p1, percent) {
var len = p0.length;
for (var i = 0; i < len; i++) {
out[i] = interpolateNumber(p0[i], p1[i], percent);
}
return out;
}
function interpolate2DArray(out, p0, p1, percent) {
var len = p0.length;
var len2 = len && p0[0].length;
for (var i = 0; i < len; i++) {
if (!out[i]) {
out[i] = [];
}
for (var j = 0; j < len2; j++) {
out[i][j] = interpolateNumber(p0[i][j], p1[i][j], percent);
}
}
return out;
}
function add1DArray(out, p0, p1, sign) {
var len = p0.length;
for (var i = 0; i < len; i++) {
out[i] = p0[i] + p1[i] * sign;
}
return out;
}
function add2DArray(out, p0, p1, sign) {
var len = p0.length;
var len2 = len && p0[0].length;
for (var i = 0; i < len; i++) {
if (!out[i]) {
out[i] = [];
}
for (var j = 0; j < len2; j++) {
out[i][j] = p0[i][j] + p1[i][j] * sign;
}
}
return out;
}
function fillColorStops(val0, val1) {
var len0 = val0.length;
var len1 = val1.length;
var shorterArr = len0 > len1 ? val1 : val0;
var shorterLen = Math.min(len0, len1);
var last = shorterArr[shorterLen - 1] || { color: [0, 0, 0, 0], offset: 0 };
for (var i = shorterLen; i < Math.max(len0, len1); i++) {
shorterArr.push({
offset: last.offset,
color: last.color.slice()
});
}
}
function fillArray(val0, val1, arrDim) {
var arr0 = val0;
var arr1 = val1;
if (!arr0.push || !arr1.push) {
return;
}
var arr0Len = arr0.length;
var arr1Len = arr1.length;
if (arr0Len !== arr1Len) {
var isPreviousLarger = arr0Len > arr1Len;
if (isPreviousLarger) {
arr0.length = arr1Len;
}
else {
for (var i = arr0Len; i < arr1Len; i++) {
arr0.push(arrDim === 1 ? arr1[i] : arraySlice.call(arr1[i]));
}
}
}
var len2 = arr0[0] && arr0[0].length;
for (var i = 0; i < arr0.length; i++) {
if (arrDim === 1) {
if (isNaN(arr0[i])) {
arr0[i] = arr1[i];
}
}
else {
for (var j = 0; j < len2; j++) {
if (isNaN(arr0[i][j])) {
arr0[i][j] = arr1[i][j];
}
}
}
}
}
export function cloneValue(value) {
if (isArrayLike(value)) {
var len = value.length;
if (isArrayLike(value[0])) {
var ret = [];
for (var i = 0; i < len; i++) {
ret.push(arraySlice.call(value[i]));
}
return ret;
}
return arraySlice.call(value);
}
return value;
}
function rgba2String(rgba) {
rgba[0] = Math.floor(rgba[0]) || 0;
rgba[1] = Math.floor(rgba[1]) || 0;
rgba[2] = Math.floor(rgba[2]) || 0;
rgba[3] = rgba[3] == null ? 1 : rgba[3];
return 'rgba(' + rgba.join(',') + ')';
}
function guessArrayDim(value) {
return isArrayLike(value && value[0]) ? 2 : 1;
}
var VALUE_TYPE_NUMBER = 0;
var VALUE_TYPE_1D_ARRAY = 1;
var VALUE_TYPE_2D_ARRAY = 2;
var VALUE_TYPE_COLOR = 3;
var VALUE_TYPE_LINEAR_GRADIENT = 4;
var VALUE_TYPE_RADIAL_GRADIENT = 5;
var VALUE_TYPE_UNKOWN = 6;
function isGradientValueType(valType) {
return valType === VALUE_TYPE_LINEAR_GRADIENT || valType === VALUE_TYPE_RADIAL_GRADIENT;
}
function isArrayValueType(valType) {
return valType === VALUE_TYPE_1D_ARRAY || valType === VALUE_TYPE_2D_ARRAY;
}
var tmpRgba = [0, 0, 0, 0];
var Track = (function () {
function Track(propName) {
this.keyframes = [];
this.discrete = false;
this._invalid = false;
this._needsSort = false;
this._lastFr = 0;
this._lastFrP = 0;
this.propName = propName;
}
Track.prototype.isFinished = function () {
return this._finished;
};
Track.prototype.setFinished = function () {
this._finished = true;
if (this._additiveTrack) {
this._additiveTrack.setFinished();
}
};
Track.prototype.needsAnimate = function () {
return this.keyframes.length >= 1;
};
Track.prototype.getAdditiveTrack = function () {
return this._additiveTrack;
};
Track.prototype.addKeyframe = function (time, rawValue, easing) {
this._needsSort = true;
var keyframes = this.keyframes;
var len = keyframes.length;
var discrete = false;
var valType = VALUE_TYPE_UNKOWN;
var value = rawValue;
if (isArrayLike(rawValue)) {
var arrayDim = guessArrayDim(rawValue);
valType = arrayDim;
if (arrayDim === 1 && !isNumber(rawValue[0])
|| arrayDim === 2 && !isNumber(rawValue[0][0])) {
discrete = true;
}
}
else {
if (isNumber(rawValue) && !eqNaN(rawValue)) {
valType = VALUE_TYPE_NUMBER;
}
else if (isString(rawValue)) {
if (!isNaN(+rawValue)) {
valType = VALUE_TYPE_NUMBER;
}
else {
var colorArray = color.parse(rawValue);
if (colorArray) {
value = colorArray;
valType = VALUE_TYPE_COLOR;
}
}
}
else if (isGradientObject(rawValue)) {
var parsedGradient = extend({}, value);
parsedGradient.colorStops = map(rawValue.colorStops, function (colorStop) { return ({
offset: colorStop.offset,
color: color.parse(colorStop.color)
}); });
if (isLinearGradient(rawValue)) {
valType = VALUE_TYPE_LINEAR_GRADIENT;
}
else if (isRadialGradient(rawValue)) {
valType = VALUE_TYPE_RADIAL_GRADIENT;
}
value = parsedGradient;
}
}
if (len === 0) {
this.valType = valType;
}
else if (valType !== this.valType || valType === VALUE_TYPE_UNKOWN) {
discrete = true;
}
this.discrete = this.discrete || discrete;
var kf = {
time: time,
value: value,
rawValue: rawValue,
percent: 0
};
if (easing) {
kf.easing = easing;
kf.easingFunc = isFunction(easing)
? easing
: easingFuncs[easing] || createCubicEasingFunc(easing);
}
keyframes.push(kf);
return kf;
};
Track.prototype.prepare = function (maxTime, additiveTrack) {
var kfs = this.keyframes;
if (this._needsSort) {
kfs.sort(function (a, b) {
return a.time - b.time;
});
}
var valType = this.valType;
var kfsLen = kfs.length;
var lastKf = kfs[kfsLen - 1];
var isDiscrete = this.discrete;
var isArr = isArrayValueType(valType);
var isGradient = isGradientValueType(valType);
for (var i = 0; i < kfsLen; i++) {
var kf = kfs[i];
var value = kf.value;
var lastValue = lastKf.value;
kf.percent = kf.time / maxTime;
if (!isDiscrete) {
if (isArr && i !== kfsLen - 1) {
fillArray(value, lastValue, valType);
}
else if (isGradient) {
fillColorStops(value.colorStops, lastValue.colorStops);
}
}
}
if (!isDiscrete
&& valType !== VALUE_TYPE_RADIAL_GRADIENT
&& additiveTrack
&& this.needsAnimate()
&& additiveTrack.needsAnimate()
&& valType === additiveTrack.valType
&& !additiveTrack._finished) {
this._additiveTrack = additiveTrack;
var startValue = kfs[0].value;
for (var i = 0; i < kfsLen; i++) {
if (valType === VALUE_TYPE_NUMBER) {
kfs[i].additiveValue = kfs[i].value - startValue;
}
else if (valType === VALUE_TYPE_COLOR) {
kfs[i].additiveValue =
add1DArray([], kfs[i].value, startValue, -1);
}
else if (isArrayValueType(valType)) {
kfs[i].additiveValue = valType === VALUE_TYPE_1D_ARRAY
? add1DArray([], kfs[i].value, startValue, -1)
: add2DArray([], kfs[i].value, startValue, -1);
}
}
}
};
Track.prototype.step = function (target, percent) {
if (this._finished) {
return;
}
if (this._additiveTrack && this._additiveTrack._finished) {
this._additiveTrack = null;
}
var isAdditive = this._additiveTrack != null;
var valueKey = isAdditive ? 'additiveValue' : 'value';
var valType = this.valType;
var keyframes = this.keyframes;
var kfsNum = keyframes.length;
var propName = this.propName;
var isValueColor = valType === VALUE_TYPE_COLOR;
var frameIdx;
var lastFrame = this._lastFr;
var mathMin = Math.min;
var frame;
var nextFrame;
if (kfsNum === 1) {
frame = nextFrame = keyframes[0];
}
else {
if (percent < 0) {
frameIdx = 0;
}
else if (percent < this._lastFrP) {
var start = mathMin(lastFrame + 1, kfsNum - 1);
for (frameIdx = start; frameIdx >= 0; frameIdx--) {
if (keyframes[frameIdx].percent <= percent) {
break;
}
}
frameIdx = mathMin(frameIdx, kfsNum - 2);
}
else {
for (frameIdx = lastFrame; frameIdx < kfsNum; frameIdx++) {
if (keyframes[frameIdx].percent > percent) {
break;
}
}
frameIdx = mathMin(frameIdx - 1, kfsNum - 2);
}
nextFrame = keyframes[frameIdx + 1];
frame = keyframes[frameIdx];
}
if (!(frame && nextFrame)) {
return;
}
this._lastFr = frameIdx;
this._lastFrP = percent;
var interval = (nextFrame.percent - frame.percent);
var w = interval === 0 ? 1 : mathMin((percent - frame.percent) / interval, 1);
if (nextFrame.easingFunc) {
w = nextFrame.easingFunc(w);
}
var targetArr = isAdditive ? this._additiveValue
: (isValueColor ? tmpRgba : target[propName]);
if ((isArrayValueType(valType) || isValueColor) && !targetArr) {
targetArr = this._additiveValue = [];
}
if (this.discrete) {
target[propName] = w < 1 ? frame.rawValue : nextFrame.rawValue;
}
else if (isArrayValueType(valType)) {
valType === VALUE_TYPE_1D_ARRAY
? interpolate1DArray(targetArr, frame[valueKey], nextFrame[valueKey], w)
: interpolate2DArray(targetArr, frame[valueKey], nextFrame[valueKey], w);
}
else if (isGradientValueType(valType)) {
var val = frame[valueKey];
var nextVal_1 = nextFrame[valueKey];
var isLinearGradient_1 = valType === VALUE_TYPE_LINEAR_GRADIENT;
target[propName] = {
type: isLinearGradient_1 ? 'linear' : 'radial',
x: interpolateNumber(val.x, nextVal_1.x, w),
y: interpolateNumber(val.y, nextVal_1.y, w),
colorStops: map(val.colorStops, function (colorStop, idx) {
var nextColorStop = nextVal_1.colorStops[idx];
return {
offset: interpolateNumber(colorStop.offset, nextColorStop.offset, w),
color: rgba2String(interpolate1DArray([], colorStop.color, nextColorStop.color, w))
};
}),
global: nextVal_1.global
};
if (isLinearGradient_1) {
target[propName].x2 = interpolateNumber(val.x2, nextVal_1.x2, w);
target[propName].y2 = interpolateNumber(val.y2, nextVal_1.y2, w);
}
else {
target[propName].r = interpolateNumber(val.r, nextVal_1.r, w);
}
}
else if (isValueColor) {
interpolate1DArray(targetArr, frame[valueKey], nextFrame[valueKey], w);
if (!isAdditive) {
target[propName] = rgba2String(targetArr);
}
}
else {
var value = interpolateNumber(frame[valueKey], nextFrame[valueKey], w);
if (isAdditive) {
this._additiveValue = value;
}
else {
target[propName] = value;
}
}
if (isAdditive) {
this._addToTarget(target);
}
};
Track.prototype._addToTarget = function (target) {
var valType = this.valType;
var propName = this.propName;
var additiveValue = this._additiveValue;
if (valType === VALUE_TYPE_NUMBER) {
target[propName] = target[propName] + additiveValue;
}
else if (valType === VALUE_TYPE_COLOR) {
color.parse(target[propName], tmpRgba);
add1DArray(tmpRgba, tmpRgba, additiveValue, 1);
target[propName] = rgba2String(tmpRgba);
}
else if (valType === VALUE_TYPE_1D_ARRAY) {
add1DArray(target[propName], target[propName], additiveValue, 1);
}
else if (valType === VALUE_TYPE_2D_ARRAY) {
add2DArray(target[propName], target[propName], additiveValue, 1);
}
};
return Track;
}());
var Animator = (function () {
function Animator(target, loop, allowDiscreteAnimation, additiveTo) {
this._tracks = {};
this._trackKeys = [];
this._maxTime = 0;
this._started = 0;
this._clip = null;
this._target = target;
this._loop = loop;
if (loop && additiveTo) {
logError('Can\' use additive animation on looped animation.');
return;
}
this._additiveAnimators = additiveTo;
this._allowDiscrete = allowDiscreteAnimation;
}
Animator.prototype.getMaxTime = function () {
return this._maxTime;
};
Animator.prototype.getDelay = function () {
return this._delay;
};
Animator.prototype.getLoop = function () {
return this._loop;
};
Animator.prototype.getTarget = function () {
return this._target;
};
Animator.prototype.changeTarget = function (target) {
this._target = target;
};
Animator.prototype.when = function (time, props, easing) {
return this.whenWithKeys(time, props, keys(props), easing);
};
Animator.prototype.whenWithKeys = function (time, props, propNames, easing) {
var tracks = this._tracks;
for (var i = 0; i < propNames.length; i++) {
var propName = propNames[i];
var track = tracks[propName];
if (!track) {
track = tracks[propName] = new Track(propName);
var initialValue = void 0;
var additiveTrack = this._getAdditiveTrack(propName);
if (additiveTrack) {
var addtiveTrackKfs = additiveTrack.keyframes;
var lastFinalKf = addtiveTrackKfs[addtiveTrackKfs.length - 1];
initialValue = lastFinalKf && lastFinalKf.value;
if (additiveTrack.valType === VALUE_TYPE_COLOR && initialValue) {
initialValue = rgba2String(initialValue);
}
}
else {
initialValue = this._target[propName];
}
if (initialValue == null) {
continue;
}
if (time > 0) {
track.addKeyframe(0, cloneValue(initialValue), easing);
}
this._trackKeys.push(propName);
}
track.addKeyframe(time, cloneValue(props[propName]), easing);
}
this._maxTime = Math.max(this._maxTime, time);
return this;
};
Animator.prototype.pause = function () {
this._clip.pause();
this._paused = true;
};
Animator.prototype.resume = function () {
this._clip.resume();
this._paused = false;
};
Animator.prototype.isPaused = function () {
return !!this._paused;
};
Animator.prototype.duration = function (duration) {
this._maxTime = duration;
this._force = true;
return this;
};
Animator.prototype._doneCallback = function () {
this._setTracksFinished();
this._clip = null;
var doneList = this._doneCbs;
if (doneList) {
var len = doneList.length;
for (var i = 0; i < len; i++) {
doneList[i].call(this);
}
}
};
Animator.prototype._abortedCallback = function () {
this._setTracksFinished();
var animation = this.animation;
var abortedList = this._abortedCbs;
if (animation) {
animation.removeClip(this._clip);
}
this._clip = null;
if (abortedList) {
for (var i = 0; i < abortedList.length; i++) {
abortedList[i].call(this);
}
}
};
Animator.prototype._setTracksFinished = function () {
var tracks = this._tracks;
var tracksKeys = this._trackKeys;
for (var i = 0; i < tracksKeys.length; i++) {
tracks[tracksKeys[i]].setFinished();
}
};
Animator.prototype._getAdditiveTrack = function (trackName) {
var additiveTrack;
var additiveAnimators = this._additiveAnimators;
if (additiveAnimators) {
for (var i = 0; i < additiveAnimators.length; i++) {
var track = additiveAnimators[i].getTrack(trackName);
if (track) {
additiveTrack = track;
}
}
}
return additiveTrack;
};
Animator.prototype.start = function (easing) {
if (this._started > 0) {
return;
}
this._started = 1;
var self = this;
var tracks = [];
var maxTime = this._maxTime || 0;
for (var i = 0; i < this._trackKeys.length; i++) {
var propName = this._trackKeys[i];
var track = this._tracks[propName];
var additiveTrack = this._getAdditiveTrack(propName);
var kfs = track.keyframes;
var kfsNum = kfs.length;
track.prepare(maxTime, additiveTrack);
if (track.needsAnimate()) {
if (!this._allowDiscrete && track.discrete) {
var lastKf = kfs[kfsNum - 1];
if (lastKf) {
self._target[track.propName] = lastKf.rawValue;
}
track.setFinished();
}
else {
tracks.push(track);
}
}
}
if (tracks.length || this._force) {
var clip = new Clip({
life: maxTime,
loop: this._loop,
delay: this._delay || 0,
onframe: function (percent) {
self._started = 2;
var additiveAnimators = self._additiveAnimators;
if (additiveAnimators) {
var stillHasAdditiveAnimator = false;
for (var i = 0; i < additiveAnimators.length; i++) {
if (additiveAnimators[i]._clip) {
stillHasAdditiveAnimator = true;
break;
}
}
if (!stillHasAdditiveAnimator) {
self._additiveAnimators = null;
}
}
for (var i = 0; i < tracks.length; i++) {
tracks[i].step(self._target, percent);
}
var onframeList = self._onframeCbs;
if (onframeList) {
for (var i = 0; i < onframeList.length; i++) {
onframeList[i](self._target, percent);
}
}
},
ondestroy: function () {
self._doneCallback();
}
});
this._clip = clip;
if (this.animation) {
this.animation.addClip(clip);
}
if (easing) {
clip.setEasing(easing);
}
}
else {
this._doneCallback();
}
return this;
};
Animator.prototype.stop = function (forwardToLast) {
if (!this._clip) {
return;
}
var clip = this._clip;
if (forwardToLast) {
clip.onframe(1);
}
this._abortedCallback();
};
Animator.prototype.delay = function (time) {
this._delay = time;
return this;
};
Animator.prototype.during = function (cb) {
if (cb) {
if (!this._onframeCbs) {
this._onframeCbs = [];
}
this._onframeCbs.push(cb);
}
return this;
};
Animator.prototype.done = function (cb) {
if (cb) {
if (!this._doneCbs) {
this._doneCbs = [];
}
this._doneCbs.push(cb);
}
return this;
};
Animator.prototype.aborted = function (cb) {
if (cb) {
if (!this._abortedCbs) {
this._abortedCbs = [];
}
this._abortedCbs.push(cb);
}
return this;
};
Animator.prototype.getClip = function () {
return this._clip;
};
Animator.prototype.getTrack = function (propName) {
return this._tracks[propName];
};
Animator.prototype.getTracks = function () {
var _this = this;
return map(this._trackKeys, function (key) { return _this._tracks[key]; });
};
Animator.prototype.stopTracks = function (propNames, forwardToLast) {
if (!propNames.length || !this._clip) {
return true;
}
var tracks = this._tracks;
var tracksKeys = this._trackKeys;
for (var i = 0; i < propNames.length; i++) {
var track = tracks[propNames[i]];
if (track && !track.isFinished()) {
if (forwardToLast) {
track.step(this._target, 1);
}
else if (this._started === 1) {
track.step(this._target, 0);
}
track.setFinished();
}
}
var allAborted = true;
for (var i = 0; i < tracksKeys.length; i++) {
if (!tracks[tracksKeys[i]].isFinished()) {
allAborted = false;
break;
}
}
if (allAborted) {
this._abortedCallback();
}
return allAborted;
};
Animator.prototype.saveTo = function (target, trackKeys, firstOrLast) {
if (!target) {
return;
}
trackKeys = trackKeys || this._trackKeys;
for (var i = 0; i < trackKeys.length; i++) {
var propName = trackKeys[i];
var track = this._tracks[propName];
if (!track || track.isFinished()) {
continue;
}
var kfs = track.keyframes;
var kf = kfs[firstOrLast ? 0 : kfs.length - 1];
if (kf) {
target[propName] = cloneValue(kf.rawValue);
}
}
};
Animator.prototype.__changeFinalValue = function (finalProps, trackKeys) {
trackKeys = trackKeys || keys(finalProps);
for (var i = 0; i < trackKeys.length; i++) {
var propName = trackKeys[i];
var track = this._tracks[propName];
if (!track) {
continue;
}
var kfs = track.keyframes;
if (kfs.length > 1) {
var lastKf = kfs.pop();
track.addKeyframe(lastKf.time, finalProps[propName]);
track.prepare(this._maxTime, track.getAdditiveTrack());
}
}
};
return Animator;
}());
export default Animator;