207 lines
7.9 KiB
JavaScript
207 lines
7.9 KiB
JavaScript
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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/**
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* AUTO-GENERATED FILE. DO NOT MODIFY.
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*/
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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import { __extends } from "tslib";
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/**
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* Provide effect for line
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*/
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import * as graphic from '../../util/graphic.js';
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import Line from './Line.js';
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import * as zrUtil from 'zrender/lib/core/util.js';
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import { createSymbol } from '../../util/symbol.js';
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import * as vec2 from 'zrender/lib/core/vector.js';
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import * as curveUtil from 'zrender/lib/core/curve.js';
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var EffectLine = /** @class */function (_super) {
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__extends(EffectLine, _super);
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function EffectLine(lineData, idx, seriesScope) {
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var _this = _super.call(this) || this;
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_this.add(_this.createLine(lineData, idx, seriesScope));
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_this._updateEffectSymbol(lineData, idx);
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return _this;
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}
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EffectLine.prototype.createLine = function (lineData, idx, seriesScope) {
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return new Line(lineData, idx, seriesScope);
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};
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EffectLine.prototype._updateEffectSymbol = function (lineData, idx) {
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var itemModel = lineData.getItemModel(idx);
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var effectModel = itemModel.getModel('effect');
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var size = effectModel.get('symbolSize');
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var symbolType = effectModel.get('symbol');
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if (!zrUtil.isArray(size)) {
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size = [size, size];
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}
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var lineStyle = lineData.getItemVisual(idx, 'style');
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var color = effectModel.get('color') || lineStyle && lineStyle.stroke;
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var symbol = this.childAt(1);
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if (this._symbolType !== symbolType) {
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// Remove previous
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this.remove(symbol);
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symbol = createSymbol(symbolType, -0.5, -0.5, 1, 1, color);
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symbol.z2 = 100;
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symbol.culling = true;
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this.add(symbol);
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}
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// Symbol may be removed if loop is false
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if (!symbol) {
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return;
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}
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// Shadow color is same with color in default
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symbol.setStyle('shadowColor', color);
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symbol.setStyle(effectModel.getItemStyle(['color']));
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symbol.scaleX = size[0];
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symbol.scaleY = size[1];
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symbol.setColor(color);
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this._symbolType = symbolType;
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this._symbolScale = size;
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this._updateEffectAnimation(lineData, effectModel, idx);
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};
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EffectLine.prototype._updateEffectAnimation = function (lineData, effectModel, idx) {
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var symbol = this.childAt(1);
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if (!symbol) {
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return;
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}
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var points = lineData.getItemLayout(idx);
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var period = effectModel.get('period') * 1000;
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var loop = effectModel.get('loop');
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var roundTrip = effectModel.get('roundTrip');
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var constantSpeed = effectModel.get('constantSpeed');
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var delayExpr = zrUtil.retrieve(effectModel.get('delay'), function (idx) {
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return idx / lineData.count() * period / 3;
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});
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// Ignore when updating
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symbol.ignore = true;
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this._updateAnimationPoints(symbol, points);
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if (constantSpeed > 0) {
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period = this._getLineLength(symbol) / constantSpeed * 1000;
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}
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if (period !== this._period || loop !== this._loop || roundTrip !== this._roundTrip) {
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symbol.stopAnimation();
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var delayNum = void 0;
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if (zrUtil.isFunction(delayExpr)) {
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delayNum = delayExpr(idx);
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} else {
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delayNum = delayExpr;
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}
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if (symbol.__t > 0) {
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delayNum = -period * symbol.__t;
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}
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this._animateSymbol(symbol, period, delayNum, loop, roundTrip);
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}
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this._period = period;
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this._loop = loop;
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this._roundTrip = roundTrip;
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};
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EffectLine.prototype._animateSymbol = function (symbol, period, delayNum, loop, roundTrip) {
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if (period > 0) {
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symbol.__t = 0;
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var self_1 = this;
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var animator = symbol.animate('', loop).when(roundTrip ? period * 2 : period, {
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__t: roundTrip ? 2 : 1
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}).delay(delayNum).during(function () {
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self_1._updateSymbolPosition(symbol);
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});
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if (!loop) {
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animator.done(function () {
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self_1.remove(symbol);
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});
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}
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animator.start();
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}
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};
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EffectLine.prototype._getLineLength = function (symbol) {
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// Not so accurate
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return vec2.dist(symbol.__p1, symbol.__cp1) + vec2.dist(symbol.__cp1, symbol.__p2);
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};
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EffectLine.prototype._updateAnimationPoints = function (symbol, points) {
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symbol.__p1 = points[0];
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symbol.__p2 = points[1];
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symbol.__cp1 = points[2] || [(points[0][0] + points[1][0]) / 2, (points[0][1] + points[1][1]) / 2];
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};
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EffectLine.prototype.updateData = function (lineData, idx, seriesScope) {
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this.childAt(0).updateData(lineData, idx, seriesScope);
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this._updateEffectSymbol(lineData, idx);
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};
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EffectLine.prototype._updateSymbolPosition = function (symbol) {
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var p1 = symbol.__p1;
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var p2 = symbol.__p2;
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var cp1 = symbol.__cp1;
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var t = symbol.__t < 1 ? symbol.__t : 2 - symbol.__t;
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var pos = [symbol.x, symbol.y];
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var lastPos = pos.slice();
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var quadraticAt = curveUtil.quadraticAt;
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var quadraticDerivativeAt = curveUtil.quadraticDerivativeAt;
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pos[0] = quadraticAt(p1[0], cp1[0], p2[0], t);
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pos[1] = quadraticAt(p1[1], cp1[1], p2[1], t);
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// Tangent
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var tx = symbol.__t < 1 ? quadraticDerivativeAt(p1[0], cp1[0], p2[0], t) : quadraticDerivativeAt(p2[0], cp1[0], p1[0], 1 - t);
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var ty = symbol.__t < 1 ? quadraticDerivativeAt(p1[1], cp1[1], p2[1], t) : quadraticDerivativeAt(p2[1], cp1[1], p1[1], 1 - t);
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symbol.rotation = -Math.atan2(ty, tx) - Math.PI / 2;
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// enable continuity trail for 'line', 'rect', 'roundRect' symbolType
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if (this._symbolType === 'line' || this._symbolType === 'rect' || this._symbolType === 'roundRect') {
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if (symbol.__lastT !== undefined && symbol.__lastT < symbol.__t) {
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symbol.scaleY = vec2.dist(lastPos, pos) * 1.05;
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// make sure the last segment render within endPoint
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if (t === 1) {
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pos[0] = lastPos[0] + (pos[0] - lastPos[0]) / 2;
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pos[1] = lastPos[1] + (pos[1] - lastPos[1]) / 2;
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}
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} else if (symbol.__lastT === 1) {
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// After first loop, symbol.__t does NOT start with 0, so connect p1 to pos directly.
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symbol.scaleY = 2 * vec2.dist(p1, pos);
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} else {
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symbol.scaleY = this._symbolScale[1];
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}
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}
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symbol.__lastT = symbol.__t;
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symbol.ignore = false;
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symbol.x = pos[0];
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symbol.y = pos[1];
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};
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EffectLine.prototype.updateLayout = function (lineData, idx) {
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this.childAt(0).updateLayout(lineData, idx);
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var effectModel = lineData.getItemModel(idx).getModel('effect');
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this._updateEffectAnimation(lineData, effectModel, idx);
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};
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return EffectLine;
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}(graphic.Group);
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export default EffectLine; |