@belvo-finance/belvo-vue-components
Version:
## Project setup ``` npm install ```
441 lines (415 loc) • 18.2 kB
JavaScript
var PropertyFactory = (function(){
var initFrame = initialDefaultFrame;
var math_abs = Math.abs;
function interpolateValue(frameNum, caching) {
var offsetTime = this.offsetTime;
var newValue;
if (this.propType === 'multidimensional') {
newValue = createTypedArray('float32', this.pv.length);
}
var iterationIndex = caching.lastIndex;
var i = iterationIndex;
var len = this.keyframes.length - 1, flag = true;
var keyData, nextKeyData;
while (flag) {
keyData = this.keyframes[i];
nextKeyData = this.keyframes[i + 1];
if (i === len - 1 && frameNum >= nextKeyData.t - offsetTime){
if(keyData.h){
keyData = nextKeyData;
}
iterationIndex = 0;
break;
}
if ((nextKeyData.t - offsetTime) > frameNum){
iterationIndex = i;
break;
}
if (i < len - 1){
i += 1;
} else {
iterationIndex = 0;
flag = false;
}
}
var k, kLen, perc, jLen, j, fnc;
var nextKeyTime = nextKeyData.t - offsetTime;
var keyTime = keyData.t - offsetTime;
var endValue;
if (keyData.to) {
if (!keyData.bezierData) {
keyData.bezierData = bez.buildBezierData(keyData.s, nextKeyData.s || keyData.e, keyData.to, keyData.ti);
}
var bezierData = keyData.bezierData;
if (frameNum >= nextKeyTime || frameNum < keyTime) {
var ind = frameNum >= nextKeyTime ? bezierData.points.length - 1 : 0;
kLen = bezierData.points[ind].point.length;
for (k = 0; k < kLen; k += 1) {
newValue[k] = bezierData.points[ind].point[k];
}
// caching._lastKeyframeIndex = -1;
} else {
if (keyData.__fnct) {
fnc = keyData.__fnct;
} else {
fnc = BezierFactory.getBezierEasing(keyData.o.x, keyData.o.y, keyData.i.x, keyData.i.y, keyData.n).get;
keyData.__fnct = fnc;
}
perc = fnc((frameNum - keyTime) / (nextKeyTime - keyTime));
var distanceInLine = bezierData.segmentLength*perc;
var segmentPerc;
var addedLength = (caching.lastFrame < frameNum && caching._lastKeyframeIndex === i) ? caching._lastAddedLength : 0;
j = (caching.lastFrame < frameNum && caching._lastKeyframeIndex === i) ? caching._lastPoint : 0;
flag = true;
jLen = bezierData.points.length;
while (flag) {
addedLength += bezierData.points[j].partialLength;
if (distanceInLine === 0 || perc === 0 || j === bezierData.points.length - 1) {
kLen = bezierData.points[j].point.length;
for (k = 0; k < kLen; k += 1) {
newValue[k] = bezierData.points[j].point[k];
}
break;
} else if (distanceInLine >= addedLength && distanceInLine < addedLength + bezierData.points[j + 1].partialLength) {
segmentPerc = (distanceInLine - addedLength) / bezierData.points[j + 1].partialLength;
kLen = bezierData.points[j].point.length;
for (k = 0; k < kLen; k += 1) {
newValue[k] = bezierData.points[j].point[k] + (bezierData.points[j + 1].point[k] - bezierData.points[j].point[k]) * segmentPerc;
}
break;
}
if (j < jLen - 1){
j += 1;
} else {
flag = false;
}
}
caching._lastPoint = j;
caching._lastAddedLength = addedLength - bezierData.points[j].partialLength;
caching._lastKeyframeIndex = i;
}
} else {
var outX, outY, inX, inY, keyValue;
len = keyData.s.length;
endValue = nextKeyData.s || keyData.e;
if (this.sh && keyData.h !== 1) {
if (frameNum >= nextKeyTime) {
newValue[0] = endValue[0];
newValue[1] = endValue[1];
newValue[2] = endValue[2];
} else if (frameNum <= keyTime) {
newValue[0] = keyData.s[0];
newValue[1] = keyData.s[1];
newValue[2] = keyData.s[2];
} else {
var quatStart = createQuaternion(keyData.s);
var quatEnd = createQuaternion(endValue);
var time = (frameNum - keyTime) / (nextKeyTime - keyTime);
quaternionToEuler(newValue, slerp(quatStart, quatEnd, time));
}
} else {
for(i = 0; i < len; i += 1) {
if (keyData.h !== 1) {
if (frameNum >= nextKeyTime) {
perc = 1;
} else if(frameNum < keyTime) {
perc = 0;
} else {
if(keyData.o.x.constructor === Array) {
if (!keyData.__fnct) {
keyData.__fnct = [];
}
if (!keyData.__fnct[i]) {
outX = (typeof keyData.o.x[i] === 'undefined') ? keyData.o.x[0] : keyData.o.x[i];
outY = (typeof keyData.o.y[i] === 'undefined') ? keyData.o.y[0] : keyData.o.y[i];
inX = (typeof keyData.i.x[i] === 'undefined') ? keyData.i.x[0] : keyData.i.x[i];
inY = (typeof keyData.i.y[i] === 'undefined') ? keyData.i.y[0] : keyData.i.y[i];
fnc = BezierFactory.getBezierEasing(outX, outY, inX, inY).get;
keyData.__fnct[i] = fnc;
} else {
fnc = keyData.__fnct[i];
}
} else {
if (!keyData.__fnct) {
outX = keyData.o.x;
outY = keyData.o.y;
inX = keyData.i.x;
inY = keyData.i.y;
fnc = BezierFactory.getBezierEasing(outX, outY, inX, inY).get;
keyData.__fnct = fnc;
} else {
fnc = keyData.__fnct;
}
}
perc = fnc((frameNum - keyTime) / (nextKeyTime - keyTime ));
}
}
endValue = nextKeyData.s || keyData.e;
keyValue = keyData.h === 1 ? keyData.s[i] : keyData.s[i] + (endValue[i] - keyData.s[i]) * perc;
if (this.propType === 'multidimensional') {
newValue[i] = keyValue;
} else {
newValue = keyValue;
}
}
}
}
caching.lastIndex = iterationIndex;
return newValue;
}
//based on @Toji's https://github.com/toji/gl-matrix/
function slerp(a, b, t) {
var out = [];
var ax = a[0], ay = a[1], az = a[2], aw = a[3],
bx = b[0], by = b[1], bz = b[2], bw = b[3]
var omega, cosom, sinom, scale0, scale1;
cosom = ax * bx + ay * by + az * bz + aw * bw;
if (cosom < 0.0) {
cosom = -cosom;
bx = -bx;
by = -by;
bz = -bz;
bw = -bw;
}
if ((1.0 - cosom) > 0.000001) {
omega = Math.acos(cosom);
sinom = Math.sin(omega);
scale0 = Math.sin((1.0 - t) * omega) / sinom;
scale1 = Math.sin(t * omega) / sinom;
} else {
scale0 = 1.0 - t;
scale1 = t;
}
out[0] = scale0 * ax + scale1 * bx;
out[1] = scale0 * ay + scale1 * by;
out[2] = scale0 * az + scale1 * bz;
out[3] = scale0 * aw + scale1 * bw;
return out;
}
function quaternionToEuler(out, quat) {
var qx = quat[0];
var qy = quat[1];
var qz = quat[2];
var qw = quat[3];
var heading = Math.atan2(2*qy*qw-2*qx*qz , 1 - 2*qy*qy - 2*qz*qz)
var attitude = Math.asin(2*qx*qy + 2*qz*qw)
var bank = Math.atan2(2*qx*qw-2*qy*qz , 1 - 2*qx*qx - 2*qz*qz);
out[0] = heading/degToRads;
out[1] = attitude/degToRads;
out[2] = bank/degToRads;
}
function createQuaternion(values) {
var heading = values[0] * degToRads;
var attitude = values[1] * degToRads;
var bank = values[2] * degToRads;
var c1 = Math.cos(heading / 2);
var c2 = Math.cos(attitude / 2);
var c3 = Math.cos(bank / 2);
var s1 = Math.sin(heading / 2);
var s2 = Math.sin(attitude / 2);
var s3 = Math.sin(bank / 2);
var w = c1 * c2 * c3 - s1 * s2 * s3;
var x = s1 * s2 * c3 + c1 * c2 * s3;
var y = s1 * c2 * c3 + c1 * s2 * s3;
var z = c1 * s2 * c3 - s1 * c2 * s3;
return [x,y,z,w];
}
function getValueAtCurrentTime(){
var frameNum = this.comp.renderedFrame - this.offsetTime;
var initTime = this.keyframes[0].t - this.offsetTime;
var endTime = this.keyframes[this.keyframes.length- 1].t-this.offsetTime;
if(!(frameNum === this._caching.lastFrame || (this._caching.lastFrame !== initFrame && ((this._caching.lastFrame >= endTime && frameNum >= endTime) || (this._caching.lastFrame < initTime && frameNum < initTime))))){
if(this._caching.lastFrame >= frameNum) {
this._caching._lastKeyframeIndex = -1;
this._caching.lastIndex = 0;
}
var renderResult = this.interpolateValue(frameNum, this._caching);
this.pv = renderResult;
}
this._caching.lastFrame = frameNum;
return this.pv;
}
function setVValue(val) {
var multipliedValue;
if(this.propType === 'unidimensional') {
multipliedValue = val * this.mult;
if(math_abs(this.v - multipliedValue) > 0.00001) {
this.v = multipliedValue;
this._mdf = true;
}
} else {
var i = 0, len = this.v.length;
while (i < len) {
multipliedValue = val[i] * this.mult;
if (math_abs(this.v[i] - multipliedValue) > 0.00001) {
this.v[i] = multipliedValue;
this._mdf = true;
}
i += 1;
}
}
}
function processEffectsSequence() {
if (this.elem.globalData.frameId === this.frameId || !this.effectsSequence.length) {
return;
}
if(this.lock) {
this.setVValue(this.pv);
return;
}
this.lock = true;
this._mdf = this._isFirstFrame;
var multipliedValue;
var i, len = this.effectsSequence.length;
var finalValue = this.kf ? this.pv : this.data.k;
for(i = 0; i < len; i += 1) {
finalValue = this.effectsSequence[i](finalValue);
}
this.setVValue(finalValue);
this._isFirstFrame = false;
this.lock = false;
this.frameId = this.elem.globalData.frameId;
}
function addEffect(effectFunction) {
this.effectsSequence.push(effectFunction);
this.container.addDynamicProperty(this);
}
function ValueProperty(elem, data, mult, container){
this.propType = 'unidimensional';
this.mult = mult || 1;
this.data = data;
this.v = mult ? data.k * mult : data.k;
this.pv = data.k;
this._mdf = false;
this.elem = elem;
this.container = container;
this.comp = elem.comp;
this.k = false;
this.kf = false;
this.vel = 0;
this.effectsSequence = [];
this._isFirstFrame = true;
this.getValue = processEffectsSequence;
this.setVValue = setVValue;
this.addEffect = addEffect;
}
function MultiDimensionalProperty(elem, data, mult, container) {
this.propType = 'multidimensional';
this.mult = mult || 1;
this.data = data;
this._mdf = false;
this.elem = elem;
this.container = container;
this.comp = elem.comp;
this.k = false;
this.kf = false;
this.frameId = -1;
var i, len = data.k.length;
this.v = createTypedArray('float32', len);
this.pv = createTypedArray('float32', len);
var arr = createTypedArray('float32', len);
this.vel = createTypedArray('float32', len);
for (i = 0; i < len; i += 1) {
this.v[i] = data.k[i] * this.mult;
this.pv[i] = data.k[i];
}
this._isFirstFrame = true;
this.effectsSequence = [];
this.getValue = processEffectsSequence;
this.setVValue = setVValue;
this.addEffect = addEffect;
}
function KeyframedValueProperty(elem, data, mult, container) {
this.propType = 'unidimensional';
this.keyframes = data.k;
this.offsetTime = elem.data.st;
this.frameId = -1;
this._caching = {lastFrame: initFrame, lastIndex: 0, value: 0, _lastKeyframeIndex: -1};
this.k = true;
this.kf = true;
this.data = data;
this.mult = mult || 1;
this.elem = elem;
this.container = container;
this.comp = elem.comp;
this.v = initFrame;
this.pv = initFrame;
this._isFirstFrame = true;
this.getValue = processEffectsSequence;
this.setVValue = setVValue;
this.interpolateValue = interpolateValue;
this.effectsSequence = [getValueAtCurrentTime.bind(this)];
this.addEffect = addEffect;
}
function KeyframedMultidimensionalProperty(elem, data, mult, container){
this.propType = 'multidimensional';
var i, len = data.k.length;
var s, e,to,ti;
for (i = 0; i < len - 1; i += 1) {
if (data.k[i].to && data.k[i].s && data.k[i + 1] && data.k[i + 1].s) {
s = data.k[i].s;
e = data.k[i + 1].s;
to = data.k[i].to;
ti = data.k[i].ti;
if((s.length === 2 && !(s[0] === e[0] && s[1] === e[1]) && bez.pointOnLine2D(s[0],s[1],e[0],e[1],s[0] + to[0],s[1] + to[1]) && bez.pointOnLine2D(s[0],s[1],e[0],e[1],e[0] + ti[0],e[1] + ti[1])) || (s.length === 3 && !(s[0] === e[0] && s[1] === e[1] && s[2] === e[2]) && bez.pointOnLine3D(s[0],s[1],s[2],e[0],e[1],e[2],s[0] + to[0],s[1] + to[1],s[2] + to[2]) && bez.pointOnLine3D(s[0],s[1],s[2],e[0],e[1],e[2],e[0] + ti[0],e[1] + ti[1],e[2] + ti[2]))){
data.k[i].to = null;
data.k[i].ti = null;
}
if(s[0] === e[0] && s[1] === e[1] && to[0] === 0 && to[1] === 0 && ti[0] === 0 && ti[1] === 0) {
if(s.length === 2 || (s[2] === e[2] && to[2] === 0 && ti[2] === 0)) {
data.k[i].to = null;
data.k[i].ti = null;
}
}
}
}
this.effectsSequence = [getValueAtCurrentTime.bind(this)];
this.keyframes = data.k;
this.offsetTime = elem.data.st;
this.k = true;
this.kf = true;
this._isFirstFrame = true;
this.mult = mult || 1;
this.elem = elem;
this.container = container;
this.comp = elem.comp;
this.getValue = processEffectsSequence;
this.setVValue = setVValue;
this.interpolateValue = interpolateValue;
this.frameId = -1;
var arrLen = data.k[0].s.length;
this.v = createTypedArray('float32', arrLen);
this.pv = createTypedArray('float32', arrLen);
for (i = 0; i < arrLen; i += 1) {
this.v[i] = initFrame;
this.pv[i] = initFrame;
}
this._caching={lastFrame:initFrame,lastIndex:0,value:createTypedArray('float32', arrLen)};
this.addEffect = addEffect;
}
function getProp(elem,data,type, mult, container) {
var p;
if(!data.k.length){
p = new ValueProperty(elem,data, mult, container);
}else if(typeof(data.k[0]) === 'number'){
p = new MultiDimensionalProperty(elem,data, mult, container);
}else{
switch(type){
case 0:
p = new KeyframedValueProperty(elem,data,mult, container);
break;
case 1:
p = new KeyframedMultidimensionalProperty(elem,data,mult, container);
break;
}
}
if(p.effectsSequence.length){
container.addDynamicProperty(p);
}
return p;
}
var ob = {
getProp: getProp
};
return ob;
}());