project/node_modules/zrender/lib/svg/cssAnimation.js

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JavaScript
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2024-07-14 15:48:34 +08:00
import { copyTransform } from '../core/Transformable.js';
import { createBrushScope } from './core.js';
import SVGPathRebuilder from './SVGPathRebuilder.js';
import PathProxy from '../core/PathProxy.js';
import { getPathPrecision, getSRTTransformString } from './helper.js';
import { each, extend, filter, isNumber, isString, keys } from '../core/util.js';
import CompoundPath from '../graphic/CompoundPath.js';
import { createCubicEasingFunc } from '../animation/cubicEasing.js';
import { getClassId } from './cssClassId.js';
export var EASING_MAP = {
cubicIn: '0.32,0,0.67,0',
cubicOut: '0.33,1,0.68,1',
cubicInOut: '0.65,0,0.35,1',
quadraticIn: '0.11,0,0.5,0',
quadraticOut: '0.5,1,0.89,1',
quadraticInOut: '0.45,0,0.55,1',
quarticIn: '0.5,0,0.75,0',
quarticOut: '0.25,1,0.5,1',
quarticInOut: '0.76,0,0.24,1',
quinticIn: '0.64,0,0.78,0',
quinticOut: '0.22,1,0.36,1',
quinticInOut: '0.83,0,0.17,1',
sinusoidalIn: '0.12,0,0.39,0',
sinusoidalOut: '0.61,1,0.88,1',
sinusoidalInOut: '0.37,0,0.63,1',
exponentialIn: '0.7,0,0.84,0',
exponentialOut: '0.16,1,0.3,1',
exponentialInOut: '0.87,0,0.13,1',
circularIn: '0.55,0,1,0.45',
circularOut: '0,0.55,0.45,1',
circularInOut: '0.85,0,0.15,1'
};
var transformOriginKey = 'transform-origin';
function buildPathString(el, kfShape, path) {
var shape = extend({}, el.shape);
extend(shape, kfShape);
el.buildPath(path, shape);
var svgPathBuilder = new SVGPathRebuilder();
svgPathBuilder.reset(getPathPrecision(el));
path.rebuildPath(svgPathBuilder, 1);
svgPathBuilder.generateStr();
return svgPathBuilder.getStr();
}
function setTransformOrigin(target, transform) {
var originX = transform.originX, originY = transform.originY;
if (originX || originY) {
target[transformOriginKey] = originX + "px " + originY + "px";
}
}
export var ANIMATE_STYLE_MAP = {
fill: 'fill',
opacity: 'opacity',
lineWidth: 'stroke-width',
lineDashOffset: 'stroke-dashoffset'
};
function addAnimation(cssAnim, scope) {
var animationName = scope.zrId + '-ani-' + scope.cssAnimIdx++;
scope.cssAnims[animationName] = cssAnim;
return animationName;
}
function createCompoundPathCSSAnimation(el, attrs, scope) {
var paths = el.shape.paths;
var composedAnim = {};
var cssAnimationCfg;
var cssAnimationName;
each(paths, function (path) {
var subScope = createBrushScope(scope.zrId);
subScope.animation = true;
createCSSAnimation(path, {}, subScope, true);
var cssAnims = subScope.cssAnims;
var cssNodes = subScope.cssNodes;
var animNames = keys(cssAnims);
var len = animNames.length;
if (!len) {
return;
}
cssAnimationName = animNames[len - 1];
var lastAnim = cssAnims[cssAnimationName];
for (var percent in lastAnim) {
var kf = lastAnim[percent];
composedAnim[percent] = composedAnim[percent] || { d: '' };
composedAnim[percent].d += kf.d || '';
}
for (var className in cssNodes) {
var val = cssNodes[className].animation;
if (val.indexOf(cssAnimationName) >= 0) {
cssAnimationCfg = val;
}
}
});
if (!cssAnimationCfg) {
return;
}
attrs.d = false;
var animationName = addAnimation(composedAnim, scope);
return cssAnimationCfg.replace(cssAnimationName, animationName);
}
function getEasingFunc(easing) {
return isString(easing)
? EASING_MAP[easing]
? "cubic-bezier(" + EASING_MAP[easing] + ")"
: createCubicEasingFunc(easing) ? easing : ''
: '';
}
export function createCSSAnimation(el, attrs, scope, onlyShape) {
var animators = el.animators;
var len = animators.length;
var cssAnimations = [];
if (el instanceof CompoundPath) {
var animationCfg = createCompoundPathCSSAnimation(el, attrs, scope);
if (animationCfg) {
cssAnimations.push(animationCfg);
}
else if (!len) {
return;
}
}
else if (!len) {
return;
}
var groupAnimators = {};
for (var i = 0; i < len; i++) {
var animator = animators[i];
var cfgArr = [animator.getMaxTime() / 1000 + 's'];
var easing = getEasingFunc(animator.getClip().easing);
var delay = animator.getDelay();
if (easing) {
cfgArr.push(easing);
}
else {
cfgArr.push('linear');
}
if (delay) {
cfgArr.push(delay / 1000 + 's');
}
if (animator.getLoop()) {
cfgArr.push('infinite');
}
var cfg = cfgArr.join(' ');
groupAnimators[cfg] = groupAnimators[cfg] || [cfg, []];
groupAnimators[cfg][1].push(animator);
}
function createSingleCSSAnimation(groupAnimator) {
var animators = groupAnimator[1];
var len = animators.length;
var transformKfs = {};
var shapeKfs = {};
var finalKfs = {};
var animationTimingFunctionAttrName = 'animation-timing-function';
function saveAnimatorTrackToCssKfs(animator, cssKfs, toCssAttrName) {
var tracks = animator.getTracks();
var maxTime = animator.getMaxTime();
for (var k = 0; k < tracks.length; k++) {
var track = tracks[k];
if (track.needsAnimate()) {
var kfs = track.keyframes;
var attrName = track.propName;
toCssAttrName && (attrName = toCssAttrName(attrName));
if (attrName) {
for (var i = 0; i < kfs.length; i++) {
var kf = kfs[i];
var percent = Math.round(kf.time / maxTime * 100) + '%';
var kfEasing = getEasingFunc(kf.easing);
var rawValue = kf.rawValue;
if (isString(rawValue) || isNumber(rawValue)) {
cssKfs[percent] = cssKfs[percent] || {};
cssKfs[percent][attrName] = kf.rawValue;
if (kfEasing) {
cssKfs[percent][animationTimingFunctionAttrName] = kfEasing;
}
}
}
}
}
}
}
for (var i = 0; i < len; i++) {
var animator = animators[i];
var targetProp = animator.targetName;
if (!targetProp) {
!onlyShape && saveAnimatorTrackToCssKfs(animator, transformKfs);
}
else if (targetProp === 'shape') {
saveAnimatorTrackToCssKfs(animator, shapeKfs);
}
}
for (var percent in transformKfs) {
var transform = {};
copyTransform(transform, el);
extend(transform, transformKfs[percent]);
var str = getSRTTransformString(transform);
var timingFunction = transformKfs[percent][animationTimingFunctionAttrName];
finalKfs[percent] = str ? {
transform: str
} : {};
setTransformOrigin(finalKfs[percent], transform);
if (timingFunction) {
finalKfs[percent][animationTimingFunctionAttrName] = timingFunction;
}
}
;
var path;
var canAnimateShape = true;
for (var percent in shapeKfs) {
finalKfs[percent] = finalKfs[percent] || {};
var isFirst = !path;
var timingFunction = shapeKfs[percent][animationTimingFunctionAttrName];
if (isFirst) {
path = new PathProxy();
}
var len_1 = path.len();
path.reset();
finalKfs[percent].d = buildPathString(el, shapeKfs[percent], path);
var newLen = path.len();
if (!isFirst && len_1 !== newLen) {
canAnimateShape = false;
break;
}
if (timingFunction) {
finalKfs[percent][animationTimingFunctionAttrName] = timingFunction;
}
}
;
if (!canAnimateShape) {
for (var percent in finalKfs) {
delete finalKfs[percent].d;
}
}
if (!onlyShape) {
for (var i = 0; i < len; i++) {
var animator = animators[i];
var targetProp = animator.targetName;
if (targetProp === 'style') {
saveAnimatorTrackToCssKfs(animator, finalKfs, function (propName) { return ANIMATE_STYLE_MAP[propName]; });
}
}
}
var percents = keys(finalKfs);
var allTransformOriginSame = true;
var transformOrigin;
for (var i = 1; i < percents.length; i++) {
var p0 = percents[i - 1];
var p1 = percents[i];
if (finalKfs[p0][transformOriginKey] !== finalKfs[p1][transformOriginKey]) {
allTransformOriginSame = false;
break;
}
transformOrigin = finalKfs[p0][transformOriginKey];
}
if (allTransformOriginSame && transformOrigin) {
for (var percent in finalKfs) {
if (finalKfs[percent][transformOriginKey]) {
delete finalKfs[percent][transformOriginKey];
}
}
attrs[transformOriginKey] = transformOrigin;
}
if (filter(percents, function (percent) { return keys(finalKfs[percent]).length > 0; }).length) {
var animationName = addAnimation(finalKfs, scope);
return animationName + " " + groupAnimator[0] + " both";
}
}
for (var key in groupAnimators) {
var animationCfg = createSingleCSSAnimation(groupAnimators[key]);
if (animationCfg) {
cssAnimations.push(animationCfg);
}
}
if (cssAnimations.length) {
var className = scope.zrId + '-cls-' + getClassId();
scope.cssNodes['.' + className] = {
animation: cssAnimations.join(',')
};
attrs["class"] = className;
}
}